Best year time to visit Heather Sound

General weather information about Heather Sound

Average annual temperature is 11.1 °C

Absolute maximum temperature: 36.3 °C

Absolute minimum temperature: -20.8 °C

Number of sunny days: 184 days

Number of rainy days: 167 days

Number of snow days: 14 days

Look at detailed online map of Heather Sound

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

Heather Sound air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)12.114.320.425.331.632.133.436.333.227.519.514.6
Average daytime temperature (°C)3.25.78.016.422.327.428.427.424.316.79.56.6
Average temperature (°C)-0.60.32.89.815.720.722.722.119.212.44.83.1
Average night temperature (°C)-3.5-3.8-0.84.110.215.017.917.715.19.01.00.6
Absolute minimum temperature (°C)-20.8-20.1-11.5-3.01.47.714.212.29.4-3.0-10.6-7.9

Heather Sound monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.510.611.913.314.515.214.913.812.511.19.99.2
Daylight minimum duration (h)9.010.011.012.014.014.014.013.011.010.09.09.0
Sunshine mean duration (h)3.27.76.29.110.511.811.410.68.16.47.24.2
Precipitation (mm)63841021224341205111137983770
Sunny days111712152018151512112216
Rainy days1191715111216161820814
Snow days922000000001

Best time to visit Heather Sound:

The best time to visit Heather Sound during the most sunny months:

  • May — 10.5(h)
  • June — 11.8(h)
  • July — 11.4(h)
  • August — 10.6(h)

The largest precipitation sum in Heather Sound is at

  • April — 122(mm)
  • July — 205(mm)
  • September — 137(mm)
  • Frequently asked questions

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