Best year time to visit Harper (historical)

General weather information about Harper (historical)

Average annual temperature is 15.2 °C

Absolute maximum temperature: 35.4 °C

Absolute minimum temperature: -7.4 °C

Number of sunny days: 193 days

Number of rainy days: 171 days

Number of snow days: 1 day

Look at detailed online map of Harper (historical)

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

Harper (historical) air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)15.219.719.928.524.729.235.431.233.425.122.515.1
Average daytime temperature (°C)9.410.512.119.621.125.730.028.625.420.013.110.2
Average temperature (°C)6.66.87.815.017.021.626.425.322.016.79.67.3
Average night temperature (°C)4.23.64.311.813.418.423.422.519.114.06.64.9
Absolute minimum temperature (°C)-0.5-7.4-2.15.28.113.821.218.513.59.2-2.10.1

Harper (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)9.810.812.013.214.314.814.613.612.411.210.19.5
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)5.47.07.79.611.111.312.011.08.79.17.65.4
Precipitation (mm)6570671227887143871023056197
Sunny days16161717171481616202115
Rainy days15121413141623151411816
Snow days000000000010

Harper (historical) - weather forecast by months

Harper (historical) weather in januaryHarper (historical) weather in februaryHarper (historical) weather in marchHarper (historical) weather in aprilHarper (historical) weather in mayHarper (historical) weather in juneHarper (historical) weather in julyHarper (historical) weather in augustHarper (historical) weather in septemberHarper (historical) weather in octoberHarper (historical) weather in novemberHarper (historical) weather in december

Best time to visit Harper (historical):

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

  • May — 11.1(h)
  • June — 11.3(h)
  • July — 12.0(h)

The largest precipitation sum in Harper (historical) is at

  • April — 122(mm)
  • July — 143(mm)
  • December — 197(mm)

    • Weather forecast in the closest to Harper (historical) admin centers

    Weather forecast in the closest towns to Harper (historical)

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    Frequently asked questions

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