Weather in Arnprior in September

General weather information about Arnprior

Average annual temperature is 8.1 °C

Absolute maximum temperature: 33.3 °C

Absolute minimum temperature: -31.3 °C

Number of sunny days: 127 days

Number of rainy days: 180 days

Number of snow days: 58 days

Look at detailed online map of Arnprior

* Weather data for Arnprior Canada is based on climate observations for 2026 year

Arnprior air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)4.19.27.127.631.633.331.726.831.729.214.39.9
Average daytime temperature (°C)-1.4-0.33.013.419.424.226.423.422.915.85.32.1
Average temperature (°C)-4.8-6.4-1.46.612.818.921.618.917.411.81.4-1.2
Average night temperature (°C)-7.6-10.9-5.11.36.714.217.715.213.18.7-1.6-3.8
Absolute minimum temperature (°C)-17.0-31.3-12.0-10.31.39.913.410.58.5-0.6-8.4-13.6

Arnprior monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.08.0
Daylight mean duration (h)9.210.411.913.514.915.615.314.112.510.99.58.8
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)3.05.16.18.211.010.511.610.19.54.94.42.8
Precipitation (mm)107747099931011021572510045106
Sunny days641113221037239910
Rainy days81171792028247221314
Snow days171313000000087

Arnprior - weather forecast by months

Arnprior weather in januaryArnprior weather in februaryArnprior weather in marchArnprior weather in aprilArnprior weather in mayArnprior weather in juneArnprior weather in julyArnprior weather in augustArnprior weather in septemberArnprior weather in octoberArnprior weather in novemberArnprior weather in december

Best time to visit Arnprior:

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

  • May — 11.0(h)
  • June — 10.5(h)
  • July — 11.6(h)
  • August — 10.1(h)
  • September — 9.5(h)

Months with the longest average daylight duration in Arnprior:

  • June — 15.6(h)
  • July — 15.3(h)

The largest precipitation sum in Arnprior is at

  • August — 157(mm)

    • Weather forecast in the closest to Arnprior admin centers

    Weather forecast in the closest towns to Arnprior

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    Frequently asked questions

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