Best year time to visit Old North Saint Louis

General weather information about Old North Saint Louis

Average annual temperature is 14.6 °C

Absolute maximum temperature: 38.0 °C

Absolute minimum temperature: -11.0 °C

Number of sunny days: 205 days

Number of rainy days: 159 days

Number of snow days: 1 day

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* Weather data for Old North Saint Louis United States is based on climate observations for 2026 year

Old North Saint Louis air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)20.720.822.828.232.035.137.838.033.329.927.118.1
Average daytime temperature (°C)8.411.313.020.826.030.332.430.127.520.514.410.2
Average temperature (°C)3.55.26.813.719.523.926.424.921.715.28.55.7
Average night temperature (°C)0.00.62.27.513.917.921.320.716.810.93.82.4
Absolute minimum temperature (°C)-11.0-10.0-6.50.25.412.417.114.211.6-1.9-5.0-5.6

Old North Saint Louis 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)9.810.812.013.214.314.814.613.612.411.210.19.5
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)5.37.56.810.210.712.611.99.910.47.87.75.7
Precipitation (mm)7156202651449415217828652489
Sunny days17171420181991419172417
Rainy days13111710131122171114614
Snow days100000000000

Old North Saint Louis - weather forecast by months

Old North Saint Louis weather in januaryOld North Saint Louis weather in februaryOld North Saint Louis weather in marchOld North Saint Louis weather in aprilOld North Saint Louis weather in mayOld North Saint Louis weather in juneOld North Saint Louis weather in julyOld North Saint Louis weather in augustOld North Saint Louis weather in septemberOld North Saint Louis weather in octoberOld North Saint Louis weather in novemberOld North Saint Louis weather in december

Best time to visit Old North Saint Louis:

The best time to visit Old North Saint Louis during the most sunny months:

  • June — 12.6(h)
  • July — 11.9(h)

The largest precipitation sum in Old North Saint Louis is at

  • March — 202(mm)
  • May — 144(mm)
  • July — 152(mm)
  • August — 178(mm)

    • Weather forecast in the closest to Old North Saint Louis admin centers

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    Frequently asked questions

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