Best year time to visit City of Saint John

General weather information about City of Saint John

Average annual temperature is 4.6 °C

Absolute maximum temperature: 31.3 °C

Absolute minimum temperature: -30.4 °C

Number of sunny days: 202 days

Number of rainy days: 117 days

Number of snow days: 46 days

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* Weather data for City of Saint John United States is based on climate observations for 2026 year

City of Saint John air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)1.03.83.410.326.929.831.330.029.523.910.27.5
Average daytime temperature (°C)-6.6-5.6-5.73.120.724.924.024.120.99.31.90.9
Average temperature (°C)-10.6-10.9-10.5-0.914.019.518.318.915.65.3-1.6-3.2
Average night temperature (°C)-13.8-15.5-14.1-4.18.314.613.514.611.42.2-4.4-6.0
Absolute minimum temperature (°C)-26.8-30.4-20.7-12.9-2.08.99.19.13.6-16.1-13.8-12.4

City of Saint John monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.015.016.016.015.013.011.09.08.0
Daylight mean duration (h)8.810.211.913.715.316.115.714.312.610.89.28.3
Daylight minimum duration (h)8.09.010.012.014.015.015.013.011.09.08.08.0
Sunshine mean duration (h)4.27.38.18.011.312.912.910.48.95.85.15.9
Precipitation (mm)91027665587163650691214
Sunny days24181815179101616151727
Rainy days1011114212115141351
Snow days61012400000383

City of Saint John - weather forecast by months

City of Saint John weather in januaryCity of Saint John weather in februaryCity of Saint John weather in marchCity of Saint John weather in aprilCity of Saint John weather in mayCity of Saint John weather in juneCity of Saint John weather in julyCity of Saint John weather in augustCity of Saint John weather in septemberCity of Saint John weather in octoberCity of Saint John weather in novemberCity of Saint John weather in december

Best time to visit City of Saint John:

The best time to visit City of Saint John during the most sunny months:

  • May — 11.3(h)
  • June — 12.9(h)
  • July — 12.9(h)

Months with the longest average daylight duration in City of Saint John:

  • June — 16.1(h)
  • July — 15.7(h)

The largest precipitation sum in City of Saint John is at

  • April — 66(mm)
  • May — 55(mm)
  • June — 87(mm)
  • September — 50(mm)
  • October — 69(mm)

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    Frequently asked questions

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