Best year time to visit Petersburg

General weather information about Petersburg

Average annual temperature is 7.1 °C

Absolute maximum temperature: 31.8 °C

Absolute minimum temperature: -15.3 °C

Number of sunny days: 79 days

Number of rainy days: 269 days

Number of snow days: 17 days

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

Petersburg air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)6.64.98.916.728.325.531.827.424.317.19.08.9
Average daytime temperature (°C)3.81.83.78.115.917.723.020.515.110.05.63.8
Average temperature (°C)1.9-0.7-0.43.710.613.017.115.911.36.93.71.9
Average night temperature (°C)0.0-2.9-3.10.56.79.112.412.48.84.91.7-0.2
Absolute minimum temperature (°C)-6.1-15.3-11.5-4.0-0.23.78.68.32.5-4.0-5.4-8.3

Petersburg monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)8.010.013.015.017.017.017.016.013.011.09.07.0
Daylight mean duration (h)7.59.511.814.316.517.717.115.112.810.48.16.9
Daylight minimum duration (h)6.08.010.013.015.017.016.014.011.09.07.06.0
Sunshine mean duration (h)1.32.86.45.57.27.210.97.93.63.01.30.6
Precipitation (mm)317281120267141172107245509337431432
Sunny days6312210101291842
Rainy days241516272120192229232627
Snow days1103100000002

Petersburg - weather forecast by months

Petersburg weather in januaryPetersburg weather in februaryPetersburg weather in marchPetersburg weather in aprilPetersburg weather in mayPetersburg weather in junePetersburg weather in julyPetersburg weather in augustPetersburg weather in septemberPetersburg weather in octoberPetersburg weather in novemberPetersburg weather in december

Best time to visit Petersburg:

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

  • March — 6.4(h)
  • May — 7.2(h)
  • June — 7.2(h)
  • July — 10.9(h)
  • August — 7.9(h)

Months with the longest average daylight duration in Petersburg:

  • May — 16.5(h)
  • June — 17.7(h)
  • July — 17.1(h)

The largest precipitation sum in Petersburg is at

  • September — 509(mm)
  • November — 431(mm)
  • December — 432(mm)

    • Weather forecast in the closest to Petersburg admin centers

    Weather forecast in the closest towns to Petersburg

    Explore Petersburg

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    Frequently asked questions

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