Weather in Bolsward in September

General weather information about Bolsward

Average annual temperature is 11.2 °C

Absolute maximum temperature: 30.1 °C

Absolute minimum temperature: -5.2 °C

Number of sunny days: 101 days

Number of rainy days: 262 days

Number of snow days: 2 days

Look at detailed online map of Bolsward

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

Bolsward air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.512.114.817.321.429.430.125.327.821.013.512.1
Average daytime temperature (°C)7.48.69.111.816.222.720.620.521.515.19.87.9
Average temperature (°C)5.45.76.27.812.017.917.617.017.512.87.56.2
Average night temperature (°C)3.32.93.53.97.812.814.513.513.510.55.24.2
Absolute minimum temperature (°C)-3.5-3.3-5.0-2.52.47.611.010.59.63.3-5.2-4.8

Bolsward monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)8.010.012.014.016.016.016.015.013.011.09.07.0
Daylight mean duration (h)8.29.911.914.015.816.816.414.712.710.68.77.7
Daylight minimum duration (h)7.08.010.012.015.016.015.013.011.09.07.07.0
Sunshine mean duration (h)3.34.95.68.811.212.811.610.79.34.64.12.1
Precipitation (mm)11833115100761514312260158136144
Sunny days7124914212616316
Rainy days24162621179292514282924
Snow days001000000001

Bolsward - weather forecast by months

Bolsward weather in januaryBolsward weather in februaryBolsward weather in marchBolsward weather in aprilBolsward weather in mayBolsward weather in juneBolsward weather in julyBolsward weather in augustBolsward weather in septemberBolsward weather in octoberBolsward weather in novemberBolsward weather in december

Best time to visit Bolsward:

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

  • May — 11.2(h)
  • June — 12.8(h)
  • July — 11.6(h)
  • August — 10.7(h)
  • September — 9.3(h)

Months with the longest average daylight duration in Bolsward:

  • May — 15.8(h)
  • June — 16.8(h)
  • July — 16.4(h)

The largest precipitation sum in Bolsward is at

  • July — 143(mm)
  • October — 158(mm)
  • November — 136(mm)
  • December — 144(mm)

    • Weather forecast in the closest to Bolsward admin centers

    Weather forecast in the closest towns to Bolsward

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    Frequently asked questions

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