Nice Climate Overview
Nice features a Mediterranean climate with an average annual temperature of 15°C. Winter months (December-February) range from 9-13°C, while summer months (June-August) are warm and pleasant at 24-27°C. Summers are dry and clear with minimal rainfall, while autumn and winter experience concentrated precipitation, with October being the wettest month at 140mm. Nice is protected by surrounding mountains and hills, rare extreme weather events occur, and with an abundance of 2,775 annual sunlight hours, the city is known as the “City of Eternal Sunshine” and is an excellent year-round destination.
Seasonal Weather in Nice
Spring (March – May)
Spring is the best season to visit Nice, with average temperatures gradually warming from 11.9°C in March to 17.8°C in May while daylight hours increase. Rainfall is relatively low (40-70mm monthly), offering ideal conditions for outdoor activities and sightseeing. However, April and May experience humidity above 70%, which can feel cool, so light layered clothing is necessary. By late May, Mediterranean sea temperature rises to 17°C, though swimming is still a bit cool.
Summer (June – August)
Summer is Nice’s hottest and clearest season. June averages 21.4°C, while July and August are warm at 24.2-24.5°C with very little rainfall, providing optimal outdoor conditions. Daily sunshine ranges from 10-11 hours, and humidity levels of 67-71% are relatively comfortable for a Mediterranean climate. July and August sea temperatures of 22.9-23.9°C are suitable for swimming, allowing full enjoyment of beaches and outdoor activities. Temperatures can exceed 30°C, making sunscreen and hydration essential.
Autumn (September – November)
Autumn is characterized by gradually cooling temperatures from 21.2°C in September to 13.4°C in November, with rainfall beginning to increase at 72mm in September. October brings the year’s heaviest rainfall at 135mm with 71% humidity. November records 105mm of rain with dropping temperatures requiring waterproof jackets and warm clothing. Early September still allows swimming with 22°C water temperature, but by late October, temperatures drop to 19.7°C, making swimming unsuitable.
Winter (December – February)
Winter is relatively mild, ranging from 10.4°C in December to 9.8°C in February. Rainfall (95mm December, 70mm January, 45mm February) is lower than autumn. Sea temperatures of 13.3-14.7°C make swimming impossible, while daily sunshine of 4.5-6 hours is shortest, making indoor museum visits ideal. Snowfall is rare, though overnight lows can drop to -7°C, with relative humidity of 64-65% remaining pleasant. Winter (December-February) offers affordable hotel rates in the low season while enjoying mild weather.
Best Time to Visit Nice
The best times to visit Nice are May, June, September, and October, offering warm weather and pleasant climate while avoiding summer peak season’s high prices and crowds. September is ideal for value-conscious travel: visitor numbers drop after summer vacation, hotel rates decrease, sea temperature remains comfortable at 22°C, and you can experience local grape harvest festivals and cultural heritage days.
Spring (April-May) features blooming flowers, mild weather, and international events including the French Riviera Marathon, Cannes Film Festival, and Monaco Grand Prix, offering a vibrant atmosphere. Winter (December-February) suits travelers seeking budget accommodations and quiet tourism, though temperatures drop around 10°C and rainfall increases.
Nice Monthly Weather and Recommended Clothing
January
January is Nice’s coldest month with an average temperature of 9.6°C and minimum temperatures reaching 5.8°C with 77mm rainfall. Daily sunshine averages just 5 hours, though the Nice Carnival season begins. Sea temperature of 13.3°C makes swimming impossible, but Mediterranean’s mild climate keeps extreme cold rare. Compared to other European regions, winter in Nice remains relatively pleasant.
Recommended Attire: Prepare a light but warm coat or jacket with scarf, hat, and gloves—layering is effective due to large temperature differences between morning and evening. A waterproof jacket is essential, comfortable walking shoes recommended, and minimal indoor heating is needed.
February
February is slightly warmer than January with an average temperature of 9.8°C and 76mm rainfall, maintaining winter weather patterns. The Nice Carnival continues, with daily sunshine increasing to about 5.8 hours. As winter ends, temperatures may exceed 10°C, creating variable conditions.
Recommended Attire: Similar to January—prepare a light but warm coat, scarf, and hat, with effective layering for mild weather. Waterproof jackets and shoes remain essential, with light knitwear or cardigans providing flexibility.
March
March marks spring’s beginning with temperatures rising to 11.9°C and 71mm rainfall, gradually warming the season. Daily sunshine increases to about 6.3 hours with temperature fluctuations between 8.3°C lows and 15.4°C highs. Flowers begin blooming in Old Town, bringing spring’s fragrance. Sea temperature of 14.2°C still makes swimming impossible, but beachside walks are pleasant.
Recommended Attire: Prepare light jackets or sweaters for layering, with thin scarves against day/night temperature differences. Long-sleeved shirts, light pants, sneakers, or casual shoes are appropriate, with sunglasses and sunscreen becoming necessary as sunlight strengthens.
April
April marks spring’s full arrival with temperatures rising to 14.1°C and rainfall decreasing to 66mm. High temperatures reach 17.4°C, ideal for outdoor activities, with daily sunshine increasing to about 8 hours. Flowers peak beautifully in Old Town and parks. Sea temperature of 15.2°C remains cool, but warm weather permits pleasant beach walks.
Recommended Attire: Thin sweaters or cardigans with long-sleeved shirts and light pants are suitable. Daytime warmth may require only light outer layers, but early morning and evening require light jackets. Sunscreen and sunglasses are essential.
May
May is Nice’s best travel month with an average temperature of 17.8°C and very low rainfall of 49mm. High temperatures reach 21.2°C with sufficient daily sunshine of 8.7 hours. Flowers peak in beauty while cultural events create lively atmosphere. Sea temperature rises to 17°C, allowing some swimmers to enjoy the water.
Recommended Attire: Combine short-sleeved shirts with light sweaters or cardigans for layering flexibility. Comfortable pants or casual trousers work well with light jackets for evening. Sunscreen, sunglasses, and hats are essential.
June
June marks summer’s beginning with average temperature of 21.4°C and very low rainfall of 37mm with clear skies. High temperatures reach 24.8°C with abundant daily sunshine of 10.3 hours. Beach season begins with summer festivals like Nice Jazz Fest starting. Sea temperature of 20°C provides comfortable swimming conditions.
Recommended Attire: Summer clothing including short-sleeved shirts, shorts, and light dresses are appropriate. Include light cardigans or shirt jackets for evening. Daily SPF 30+ sunscreen is essential, with sunglasses and hats required. Pack swimming attire and towels.
July
July is Nice’s hottest month with average temperature of 24°C and minimal rainfall of just 16mm. High temperatures reach 27°C with the longest daily sunshine of 11.6 hours. Summer vacation season brings peak tourist crowds with Bastille Day (July 14) and numerous festivals. Sea temperature of 23°C provides ideal swimming conditions.
Recommended Attire: Wear the lightest summer clothing—short-sleeved shirts, shorts, dresses, and short skirts. Very strong sunlight requires daily SPF 50+ sunscreen reapplication every 2-3 hours. Sunglasses and wide-brimmed hats are essential.
August
August is equally hot as July with average temperature of 24.5°C and low rainfall of 31mm. High temperatures can reach 27.8°C (the year’s highest) with 10.4 daily sunshine hours. August is Europe’s vacation season with peak tourist crowds and beaches most crowded. Sea temperature of 23.9°C provides ideal swimming conditions.
Recommended Attire: Wear short-sleeved shirts, shorts, and dresses as basics. Extremely strong sunlight requires daily SPF 50+ sunscreen. Sunglasses and wide-brimmed hats are essential. Pack swimming attire, beach towels, and sandals; thin scarves or cardigans help with indoor air conditioning.
September
September transitions from summer to autumn with average temperature of 21.2°C and increasing rainfall of 65mm. High temperatures reach 23.6°C as daily sunshine decreases to 8.7 hours. Reduced visitor numbers lower prices, allowing experience of local grape harvest festivals. Sea temperature of 22°C still permits swimming.
Recommended Attire: Combine short-sleeved shirts with light sweaters or cardigans. Thin jackets or shirt jackets become necessary for evenings. Comfortable pants or shorts both work well. Include umbrella or waterproof jacket.
October
October marks autumn’s peak with average temperature of 17.5°C and the year’s heaviest rainfall of 104mm. High temperatures reach 21°C but daily sunshine decreases to 6.4 hours. As Nice’s wettest month, prepare for sudden showers. Sea temperature of 19.7°C becomes slightly cool for swimming.
Recommended Attire: Layer thin sweaters or knitwear with light jackets. Long-sleeved shirts and comfortable pants are basics. Waterproof jackets or umbrellas are essential with waterproof shoes or comfortable sneakers. Light scarves are helpful.
November
November brings full autumn with average temperature of 13.4°C and continued high rainfall of 104mm. High temperatures around 17°C with short daily sunshine of 5 hours. Unstable weather with frequent rain requires weather monitoring for travel planning. Sea temperature of 17.3°C makes swimming nearly impossible.
Recommended Attire: Light coats or jackets are essential with warm sweaters or knitwear. Long-sleeved shirts and comfortable pants are basic attire. Hats, scarves, and gloves are necessary mornings and evenings. Waterproof jackets or umbrellas are essential.
December
December marks winter’s beginning with average temperature of 10.4°C and 78mm rainfall. High temperatures around 12°C with the year’s shortest daily sunshine of 4.4 hours. Christmas markets and twinkling lights create festival atmosphere with Nice Carnival preparation beginning. Sea temperature of 13.7°C makes swimming impossible.
Recommended Attire: Warm coats or jackets are essential with sweaters or thick knitwear. Long-sleeved shirts and comfortable pants are basic. Prepare hats, scarves, and gloves. Waterproof jackets or umbrellas are necessary.
Nice Monthly Temperature and Rainfall Data
| Month | High Temp (℃) | Low Temp (℃) | Sea Temp (℃) | Rainfall (mm) | Humidity (%) | Sunrise | Sunset |
| January | 13.3 | 5.8 | 13.5 | 70 | 65 | 08:14 | 17:39 |
| February | 13.5 | 6.1 | 13.5 | 45 | 64 | 07:54 | 18:18 |
| March | 15.4 | 8.3 | 13.5 | 40 | 66 | 07:10 | 19:01 |
| April | 17.4 | 10.8 | 14.5 | 70 | 70 | 06:27 | 20:50 |
| May | 21.0 | 14.6 | 17.0 | 45 | 71 | 05:57 | 21:38 |
| June | 24.7 | 18.2 | 20.1 | 35 | 71 | 05:40 | 21:58 |
| July | 27.5 | 20.8 | 22.9 | 10 | 68 | 05:48 | 21:48 |
| August | 27.9 | 21.1 | 23.9 | 20 | 67 | 06:19 | 21:15 |
| September | 24.8 | 17.7 | 22.0 | 72 | 67 | 07:02 | 20:29 |
| October | 21.0 | 14.0 | 19.7 | 135 | 71 | 07:48 | 19:43 |
| November | 17.0 | 9.7 | 17.0 | 105 | 69 | 08:34 | 18:11 |
| December | 14.1 | 6.6 | 14.7 | 95 | 64 | 08:54 | 17:52 |
Nice’s Major Festivals
Nice Carnival : Nice’s grandest celebration held from mid-February through early March for approximately three weeks, featuring the famous “Battle of Flowers” with 100,000 blooms, giant parade floats, and nighttime illuminated parades.
Nice Jazz Festival : Europe’s most historic jazz festival beginning with Louis Armstrong’s 1948 inaugural performance, held in late July at Masséna Square and Théâtre de Verdure with international-caliber jazz artists performing.
Paris-Nice Cycling Race : An international sports event held in March where professional cyclists race from Paris to Nice.
Nice Half Marathon : A major international marathon held in April along the Promenade des Anglais.
Bastille Day : France’s Independence Day celebration on July 14 featuring fireworks, street parties, and musical performances throughout the city and beachfront.
Summer Music Festival: July through August sees bands performing in Old Town and Colline du Château with live musical performances.
Prom’ Party: Summer events featuring musical performances along the Promenade des Anglais during July and August.
Christmas Season Events: December through early January features Christmas markets, ice skating rink, Christmas village, and light shows at Masséna Square creating a magical winter wonderland atmosphere.
Play Azur Festival: An LGBTQIA+ convention held in April celebrating animation, gaming, and pop culture.
International Trade Fair (Foire de Nice): International exhibition and commerce fair held in March.
Travel Planning Tips
For Carnival Season:
- Peak vibrant atmosphere on Saturdays and Tuesdays during evening parades
- Don’t miss the famous Battle of Flowers spectacle
- Book hotels well in advance (accommodation rates surge during carnival)
- Wear comfortable shoes and waterproof clothing
For Jazz Festival:
- Purchase tickets in advance for potential discounts
- Bring blankets or cushions for outdoor performances
- Check weather forecasts as performances are open-air
Festival Calendar Utilization:
- Nice offers abundant festivals and events throughout the year
- Summer focuses on music and cultural events; winter emphasizes carnival and Christmas celebrations
- Plan your visit during festival seasons for enriched experiences
This comprehensive guide provides everything needed for planning a perfect Nice vacation at any time of year.