Best year time to visit Harriston

General weather information about Harriston

Average annual temperature is 20.3 °C

Absolute maximum temperature: 40.5 °C

Absolute minimum temperature: -2.8 °C

Number of sunny days: 177 days

Number of rainy days: 188 days

Look at detailed online map of Harriston

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

Harriston air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)24.528.728.830.332.738.238.040.536.532.528.025.2
Average daytime temperature (°C)18.020.222.823.929.133.735.037.433.227.119.617.0
Average temperature (°C)12.714.116.518.122.926.928.630.926.620.714.211.3
Average night temperature (°C)8.89.912.013.718.021.924.025.321.215.610.16.9
Absolute minimum temperature (°C)-1.0-1.0-2.88.211.818.420.620.517.06.21.90.1

Harriston 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)10.311.112.013.013.814.214.013.312.411.410.610.1
Daylight minimum duration (h)10.010.011.012.013.014.013.012.011.010.010.010.0
Sunshine mean duration (h)6.37.38.68.311.011.811.511.811.18.96.27.8
Precipitation (mm)194169112184881411059552177100
Sunny days12101512125122217211722
Rainy days1918161819251991310139
Snow days000000000000

Harriston - weather forecast by months

Harriston weather in januaryHarriston weather in februaryHarriston weather in marchHarriston weather in aprilHarriston weather in mayHarriston weather in juneHarriston weather in julyHarriston weather in augustHarriston weather in septemberHarriston weather in octoberHarriston weather in novemberHarriston weather in december

Best time to visit Harriston:

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

  • June — 11.8(h)
  • August — 11.8(h)

The largest precipitation sum in Harriston is at

  • January — 194(mm)
  • February — 169(mm)
  • April — 184(mm)
  • June — 141(mm)

    • Weather forecast in the closest to Harriston admin centers

    Weather forecast in the closest towns to Harriston

    Explore Harriston

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

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