Weather in Siest in August

General weather information about Siest

Average annual temperature is 14.5 °C

Absolute maximum temperature: 37.0 °C

Absolute minimum temperature: -4.6 °C

Number of sunny days: 151 days

Number of rainy days: 212 days

Number of snow days: 2 days

Look at detailed online map of Siest

* Weather data for Siest France is based on climate observations for 2026 year

Siest air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)20.918.227.226.928.029.035.537.032.533.023.218.3
Average daytime temperature (°C)10.411.616.617.620.425.425.927.426.723.015.112.4
Average temperature (°C)6.45.311.412.715.720.621.021.820.817.611.58.4
Average night temperature (°C)3.10.36.78.111.416.316.616.916.313.08.05.1
Absolute minimum temperature (°C)-4.6-3.7-3.13.36.913.713.410.610.27.90.4-0.5

Siest monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.410.511.913.414.715.415.113.912.511.09.79.0
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)4.97.57.68.611.011.211.011.19.87.74.94.8
Precipitation (mm)1882984957795255470116242121
Sunny days152113126816161613510
Rainy days15618182522151514182521
Snow days110000000000

Best time to visit Siest:

The best time to visit Siest during the most sunny months:

  • May — 11.0(h)
  • June — 11.2(h)
  • July — 11.0(h)
  • August — 11.1(h)

Months with the longest average daylight duration in Siest:

  • June — 15.4(h)

The largest precipitation sum in Siest is at

  • January — 188(mm)
  • November — 242(mm)