Best year time to visit Grafton (historical)

General weather information about Grafton (historical)

Average annual temperature is 15.5 °C

Absolute maximum temperature: 37.6 °C

Absolute minimum temperature: -7.4 °C

Number of sunny days: 193 days

Number of rainy days: 172 days

Look at detailed online map of Grafton (historical)

* Weather data for Grafton (historical) United States is based on climate observations for 2026 year

Grafton (historical) air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)19.025.125.632.129.331.937.635.737.028.927.518.2
Average daytime temperature (°C)11.013.314.623.123.027.732.130.927.822.114.611.7
Average temperature (°C)7.08.19.016.517.722.226.025.122.216.18.76.5
Average night temperature (°C)3.94.24.711.713.517.921.520.417.511.34.32.8
Absolute minimum temperature (°C)-0.8-7.4-2.65.28.515.117.716.011.24.9-4.9-3.4

Grafton (historical) monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.810.812.013.214.314.814.513.612.411.210.19.5
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)5.46.87.89.310.811.011.810.98.78.67.75.8
Precipitation (mm)8864431396375119511013251165
Sunny days141618181512121315202317
Rainy days17121312161819181511714
Snow days000000000000

Grafton (historical) - weather forecast by months

Grafton (historical) weather in januaryGrafton (historical) weather in februaryGrafton (historical) weather in marchGrafton (historical) weather in aprilGrafton (historical) weather in mayGrafton (historical) weather in juneGrafton (historical) weather in julyGrafton (historical) weather in augustGrafton (historical) weather in septemberGrafton (historical) weather in octoberGrafton (historical) weather in novemberGrafton (historical) weather in december

Best time to visit Grafton (historical):

The best time to visit Grafton (historical) during the most sunny months:

  • June — 11.0(h)
  • July — 11.8(h)
  • August — 10.9(h)

The largest precipitation sum in Grafton (historical) is at

  • April — 139(mm)
  • July — 119(mm)
  • December — 165(mm)

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    Frequently asked questions

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