Weather in Haarajoki in May

General weather information about Haarajoki

Average annual temperature is 4.7 °C

Absolute maximum temperature: 30.0 °C

Absolute minimum temperature: -18.1 °C

Number of sunny days: 137 days

Number of rainy days: 170 days

Number of snow days: 58 days

Look at detailed online map of Haarajoki

* Weather data for Haarajoki Finland is based on climate observations for 2026 year

Haarajoki air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)4.15.95.713.221.629.425.430.022.613.04.84.5
Average daytime temperature (°C)-0.9-0.4-0.77.714.420.320.120.217.25.1-1.2-4.0
Average temperature (°C)-2.6-2.7-4.41.79.515.516.016.413.61.9-3.1-6.3
Average night temperature (°C)-4.5-5.4-8.4-3.44.09.811.912.610.0-0.7-5.5-9.2
Absolute minimum temperature (°C)-17.4-12.9-16.1-14.2-3.22.79.19.41.7-7.2-18.1-15.9

Haarajoki monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.019.020.020.017.014.011.08.05.0
Daylight mean duration (h)5.98.711.815.018.120.119.116.113.09.96.84.9
Daylight minimum duration (h)4.07.010.013.016.019.017.014.011.08.05.04.0
Sunshine mean duration (h)1.23.35.59.713.115.011.99.46.25.20.70.6
Precipitation (mm)58255344353710314790716936
Sunny days11151021171645911711
Rainy days13499131427262117125
Snow days791201000031115

Haarajoki - weather forecast by months

Haarajoki weather in januaryHaarajoki weather in februaryHaarajoki weather in marchHaarajoki weather in aprilHaarajoki weather in mayHaarajoki weather in juneHaarajoki weather in julyHaarajoki weather in augustHaarajoki weather in septemberHaarajoki weather in octoberHaarajoki weather in novemberHaarajoki weather in december

Best time to visit Haarajoki:

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

  • April — 9.7(h)
  • May — 13.1(h)
  • June — 15.0(h)
  • July — 11.9(h)
  • August — 9.4(h)

Months with the longest average daylight duration in Haarajoki:

  • May — 18.1(h)
  • June — 20.1(h)
  • July — 19.1(h)
  • August — 16.1(h)

The largest precipitation sum in Haarajoki is at

  • July — 103(mm)
  • August — 147(mm)
  • September — 90(mm)

    • Weather forecast in the closest to Haarajoki admin centers

    Weather forecast in the closest towns to Haarajoki

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    Frequently asked questions

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