Weather in Piiri in September

General weather information about Piiri

Average annual temperature is 7.0 °C

Absolute maximum temperature: 30.4 °C

Absolute minimum temperature: -16.8 °C

Number of sunny days: 111 days

Number of rainy days: 197 days

Number of snow days: 57 days

Look at detailed online map of Piiri

* Weather data for Piiri Estonia is based on climate observations for 2026 year

Piiri air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)4.56.29.618.724.529.426.330.423.416.110.65.7
Average daytime temperature (°C)0.30.62.611.516.822.620.421.918.98.42.5-1.6
Average temperature (°C)-1.5-1.8-0.36.711.417.616.317.715.15.70.5-3.5
Average night temperature (°C)-3.4-4.6-3.61.64.210.911.813.711.32.8-1.6-5.6
Absolute minimum temperature (°C)-11.8-16.3-15.9-3.7-3.82.18.18.84.5-3.0-16.8-13.2

Piiri monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)8.010.013.015.017.018.018.016.014.011.08.06.0
Daylight mean duration (h)7.29.311.814.416.818.217.515.412.810.37.96.5
Daylight minimum duration (h)6.08.010.013.015.017.016.014.011.09.06.06.0
Sunshine mean duration (h)1.12.75.310.213.414.513.29.78.64.72.00.9
Precipitation (mm)904366282129122142741407845
Sunny days91161719182411446
Rainy days16616111012292719261510
Snow days611922000011115

Piiri - weather forecast by months

Piiri weather in januaryPiiri weather in februaryPiiri weather in marchPiiri weather in aprilPiiri weather in mayPiiri weather in junePiiri weather in julyPiiri weather in augustPiiri weather in septemberPiiri weather in octoberPiiri weather in novemberPiiri weather in december

Best time to visit Piiri:

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

  • April — 10.2(h)
  • May — 13.4(h)
  • June — 14.5(h)
  • July — 13.2(h)
  • August — 9.7(h)

Months with the longest average daylight duration in Piiri:

  • May — 16.8(h)
  • June — 18.2(h)
  • July — 17.5(h)

The largest precipitation sum in Piiri is at

  • July — 122(mm)
  • August — 142(mm)
  • October — 140(mm)

    • Weather forecast in the closest to Piiri admin centers

    Weather forecast in the closest towns to Piiri

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    Frequently asked questions

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