Biot climate by month
What the weather is like
Biot has a hot-summer Mediterranean climate (Köppen Csa): dry, sunny summers and mild, wetter winters.
The warmest month is August, when afternoons average 30° and nights 20°. January is the coolest month, with highs of 13° and lows of 5°. The difference between the warmest and the coolest month is about 15°.
About 922 mm of precipitation falls in an average year. May is the wettest month (68 mm, 11 wet days) and July the driest (17 mm, 6 wet days). Cloud cover ranges from 15% in July to 35% in November.
The sea reaches about 25° in August. Sea temperatures lag the air by a month or two, so late summer is usually warmer for swimming than early summer.
Compared with Paris, the capital, Biot is 3.7° warmer on a August afternoon and receives more precipitation over the year.
Year in figures
- Hottest afternoons
- 30° · August
- Coldest nights
- 5° · January
- Wettest month
- May
- Driest month
- July
- Clearest skies
- July · 15% cloud
- Warmest sea
- 25° · August
- Longest day
- 15 h 25 min
- Shortest day
- 8 h 57 min
Twelve months at a glance
Temperature and precipitation
Daily high/low range bars, monthly precipitation columns, sea temperature lineTemperature curve
Average high, low and seaDaylight
Hours between sunrise and sunset on the 15th of each monthClimate normals month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high | 13° | 14° | 16° | 19° | 23° | 27° | 29° | 30° | 26° | 21° | 17° | 14° |
| Average low | 5° | 5° | 7° | 10° | 13° | 17° | 19° | 20° | 16° | 13° | 9° | 6° |
| Precipitation | 82 mm | 56 mm | 51 mm | 88 mm | 68 mm | 41 mm | 17 mm | 29 mm | 90 mm | 143 mm | 133 mm | 124 mm |
| Wet days (≥1 mm) | 7.5 | 7.2 | 7.8 | 9.9 | 11.1 | 7.8 | 6.2 | 6.5 | 8.2 | 9.3 | 10.8 | 8.2 |
| Cloud cover | 32% | 31% | 31% | 33% | 31% | 23% | 15% | 17% | 24% | 33% | 35% | 33% |
| Sea temperature | 14° | 13° | 14° | 15° | 18° | 21° | 24° | 25° | 23° | 20° | 18° | 16° |
| Daylight | 9h 17 | 10h 30 | 11h 52 | 13h 25 | 14h 42 | 15h 25 | 15h 08 | 14h 01 | 12h 33 | 11h 04 | 9h 42 | 8h 57 |
| Month score | 57 | 61 | 72 | 75 | 73 | 75 | 67 | 65 | 78 | 77 | 66 | 57 |