Best year time to visit Dunnville

General weather information about Dunnville

Average annual temperature is 10.2 °C

Absolute maximum temperature: 29.3 °C

Absolute minimum temperature: -14.8 °C

Number of sunny days: 148 days

Number of rainy days: 195 days

Number of snow days: 22 days

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

Dunnville air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)8.411.711.224.627.529.328.428.728.925.614.412.9
Average daytime temperature (°C)2.84.04.812.718.023.125.223.822.015.48.46.6
Average temperature (°C)0.3-0.31.07.813.018.721.720.118.212.65.24.0
Average night temperature (°C)-1.8-3.8-2.13.78.314.718.216.814.810.12.31.8
Absolute minimum temperature (°C)-9.9-14.8-7.9-4.41.710.714.711.58.60.1-4.5-3.8

Dunnville monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.410.511.913.414.615.315.013.912.511.09.89.1
Daylight minimum duration (h)9.09.011.012.014.015.014.013.011.010.09.09.0
Sunshine mean duration (h)2.96.36.59.011.411.211.610.59.66.35.73.5
Precipitation (mm)113801031374210510610018795990
Sunny days9101112221381116131211
Rainy days16131118917232014181620
Snow days659000000020

Dunnville - weather forecast by months

Dunnville weather in januaryDunnville weather in februaryDunnville weather in marchDunnville weather in aprilDunnville weather in mayDunnville weather in juneDunnville weather in julyDunnville weather in augustDunnville weather in septemberDunnville weather in octoberDunnville weather in novemberDunnville weather in december

Best time to visit Dunnville:

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

  • May — 11.4(h)
  • June — 11.2(h)
  • July — 11.6(h)
  • August — 10.5(h)

Months with the longest average daylight duration in Dunnville:

  • June — 15.3(h)

The largest precipitation sum in Dunnville is at

  • January — 113(mm)
  • April — 137(mm)

    • Weather forecast in the closest to Dunnville admin centers

    Weather forecast in the closest towns to Dunnville

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    Frequently asked questions

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