Best year time to visit Dennis

General weather information about Dennis

Average annual temperature is 11.2 °C

Absolute maximum temperature: 30.3 °C

Absolute minimum temperature: -12.1 °C

Number of sunny days: 139 days

Number of rainy days: 214 days

Number of snow days: 12 days

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

Dennis air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)16.820.520.925.525.127.230.329.230.225.121.214.2
Average daytime temperature (°C)7.310.810.417.619.422.426.525.322.517.210.97.8
Average temperature (°C)2.64.74.711.114.017.321.520.417.312.15.43.4
Average night temperature (°C)-0.40.50.46.09.813.217.716.713.88.41.50.2
Absolute minimum temperature (°C)-8.8-12.1-12.0-1.51.58.514.711.410.31.6-9.1-6.4

Dennis monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.910.812.013.214.214.714.513.612.411.210.19.6
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)4.06.77.09.69.910.712.210.39.68.37.25.2
Precipitation (mm)8211379110991021136297525590
Sunny days99141611106811151614
Rainy days171815142020252319161215
Snow days512000000022

Dennis - weather forecast by months

Dennis weather in januaryDennis weather in februaryDennis weather in marchDennis weather in aprilDennis weather in mayDennis weather in juneDennis weather in julyDennis weather in augustDennis weather in septemberDennis weather in octoberDennis weather in novemberDennis weather in december

Best time to visit Dennis:

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

  • June — 10.7(h)
  • July — 12.2(h)

The largest precipitation sum in Dennis is at

  • February — 113(mm)
  • July — 113(mm)

    • Weather forecast in the closest to Dennis admin centers

    Weather forecast in the closest towns to Dennis

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    Frequently asked questions

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