Best year time to visit Rocky Grove

General weather information about Rocky Grove

Average annual temperature is 14.9 °C

Absolute maximum temperature: 33.0 °C

Absolute minimum temperature: -9.3 °C

Number of sunny days: 143 days

Number of rainy days: 213 days

Number of snow days: 9 days

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

Rocky Grove air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)20.223.625.627.126.630.432.833.030.427.125.918.9
Average daytime temperature (°C)11.915.015.419.822.325.629.628.426.020.615.612.0
Average temperature (°C)7.19.89.714.117.120.524.323.520.515.110.17.1
Average night temperature (°C)3.56.05.29.512.616.219.919.516.010.55.93.3
Absolute minimum temperature (°C)-9.3-5.5-7.31.15.810.915.114.712.13.8-3.5-4.9

Rocky Grove monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.09.0
Daylight mean duration (h)10.010.912.013.114.114.514.313.512.411.310.39.8
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.09.09.0
Sunshine mean duration (h)4.85.57.98.910.311.312.010.410.98.87.16.2
Precipitation (mm)20014312111512010379167445463101
Sunny days13101312797913181814
Rainy days151716182421242217131214
Snow days312000000003

Rocky Grove - weather forecast by months

Rocky Grove weather in januaryRocky Grove weather in februaryRocky Grove weather in marchRocky Grove weather in aprilRocky Grove weather in mayRocky Grove weather in juneRocky Grove weather in julyRocky Grove weather in augustRocky Grove weather in septemberRocky Grove weather in octoberRocky Grove weather in novemberRocky Grove weather in december

Best time to visit Rocky Grove:

The best time to visit Rocky Grove during the most sunny months:

  • June — 11.3(h)
  • July — 12.0(h)
  • September — 10.9(h)

The largest precipitation sum in Rocky Grove is at

  • January — 200(mm)
  • February — 143(mm)
  • August — 167(mm)

    • Weather forecast in the closest to Rocky Grove admin centers

    Weather forecast in the closest towns to Rocky Grove

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    Frequently asked questions

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