Weather in De Bilt in September

General weather information about De Bilt

Average annual temperature is 11.6 °C

Absolute maximum temperature: 31.9 °C

Absolute minimum temperature: -4.3 °C

Number of sunny days: 104 days

Number of rainy days: 259 days

Number of snow days: 2 days

Look at detailed online map of De Bilt

* Weather data for De Bilt Netherlands is based on climate observations for 2026 year

De Bilt air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)15.611.615.816.322.829.831.926.430.022.914.911.8
Average daytime temperature (°C)7.58.69.712.217.423.821.621.322.416.110.08.2
Average temperature (°C)5.45.56.68.413.119.118.017.618.113.37.76.4
Average night temperature (°C)3.22.63.74.68.713.914.514.014.010.85.44.3
Absolute minimum temperature (°C)-3.5-3.3-3.5-2.23.38.911.710.99.55.5-2.9-4.3

De Bilt monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.016.016.016.015.013.011.09.08.0
Daylight mean duration (h)8.39.911.913.915.716.716.214.612.710.68.87.8
Daylight minimum duration (h)7.09.010.012.014.016.015.013.011.09.08.07.0
Sunshine mean duration (h)3.14.24.98.010.912.611.310.29.05.23.82.0
Precipitation (mm)126261318868361299666184144118
Sunny days7124915193715616
Rainy days231627211611282415252924
Snow days100000000001

De Bilt - weather forecast by months

De Bilt weather in januaryDe Bilt weather in februaryDe Bilt weather in marchDe Bilt weather in aprilDe Bilt weather in mayDe Bilt weather in juneDe Bilt weather in julyDe Bilt weather in augustDe Bilt weather in septemberDe Bilt weather in octoberDe Bilt weather in novemberDe Bilt weather in december

Best time to visit De Bilt:

The best time to visit De Bilt during the most sunny months:

  • May — 10.9(h)
  • June — 12.6(h)
  • July — 11.3(h)
  • August — 10.2(h)
  • September — 9.0(h)

Months with the longest average daylight duration in De Bilt:

  • May — 15.7(h)
  • June — 16.7(h)
  • July — 16.2(h)

The largest precipitation sum in De Bilt is at

  • March — 131(mm)
  • July — 129(mm)
  • October — 184(mm)
  • November — 144(mm)

    • Weather forecast in the closest to De Bilt admin centers

    Weather forecast in the closest towns to De Bilt

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    Frequently asked questions

    When is the best time to visit De Bilt?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit De Bilt.
    What is the weather like in De Bilt?
    See average temperature, rainfall and daylight hours for De Bilt by month in the table above.
    How many sunny days does De Bilt have?
    The monthly weather statistics above show sunshine and rainfall patterns for De Bilt throughout the year.