Weather in Foster in May

General weather information about Foster

Average annual temperature is 15.6 °C

Absolute maximum temperature: 37.0 °C

Absolute minimum temperature: -1.3 °C

Number of sunny days: 239 days

Number of rainy days: 126 days

Look at detailed online map of Foster

* Weather data for Foster United States is based on climate observations for 2026 year

Foster air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)19.920.721.328.724.128.735.337.034.733.428.625.1
Average daytime temperature (°C)14.815.314.820.019.722.230.529.826.526.222.719.1
Average temperature (°C)10.09.410.113.414.316.422.823.120.319.115.412.6
Average night temperature (°C)6.24.76.79.311.012.817.018.016.313.69.67.9
Absolute minimum temperature (°C)1.5-1.3-0.92.58.511.712.314.413.16.84.74.1

Foster monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.010.0
Daylight mean duration (h)10.311.012.013.013.914.314.113.312.411.410.510.0
Daylight minimum duration (h)10.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)6.78.37.310.39.110.012.511.39.49.88.68.1
Precipitation (mm)2569520510191404820174628
Sunny days151513241316292819252121
Rainy days1613186181423116910
Snow days000000000000

Foster - weather forecast by months

Foster weather in januaryFoster weather in februaryFoster weather in marchFoster weather in aprilFoster weather in mayFoster weather in juneFoster weather in julyFoster weather in augustFoster weather in septemberFoster weather in octoberFoster weather in novemberFoster weather in december

Best time to visit Foster:

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

  • July — 12.5(h)

The largest precipitation sum in Foster is at

  • January — 256(mm)
  • February — 95(mm)
  • March — 205(mm)

    • Weather forecast in the closest to Foster admin centers

    Weather forecast in the closest towns to Foster

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    Frequently asked questions

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