Weather in Summit in May

General weather information about Summit

Average annual temperature is -2.4 °C

Absolute maximum temperature: 22.5 °C

Absolute minimum temperature: -26.8 °C

Number of sunny days: 118 days

Number of rainy days: 125 days

Number of snow days: 122 days

Look at detailed online map of Summit

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

Summit air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)-2.2-3.43.33.212.117.422.521.710.75.42.6-3.4
Average daytime temperature (°C)-8.5-10.8-7.1-4.55.612.717.015.46.70.5-5.4-11.5
Average temperature (°C)-11.2-13.4-10.9-8.12.99.012.811.93.5-3.0-8.3-15.4
Average night temperature (°C)-14.0-15.7-13.6-11.00.36.09.69.11.0-5.2-11.1-19.8
Absolute minimum temperature (°C)-21.0-24.1-26.8-20.1-5.50.55.36.0-4.2-14.0-25.3-26.5

Summit monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)7.010.013.016.019.020.020.017.014.011.08.05.0
Daylight mean duration (h)5.98.711.815.018.120.319.216.213.09.86.84.8
Daylight minimum duration (h)4.07.010.013.016.019.017.014.011.08.05.04.0
Sunshine mean duration (h)1.23.47.18.49.59.09.66.85.24.01.10.8
Precipitation (mm)55322342588574130154447163
Sunny days1361414113114814911
Rainy days12041427202721630
Snow days1720171260001111820

Best time to visit Summit:

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

  • March — 7.1(h)
  • April — 8.4(h)
  • May — 9.5(h)
  • June — 9.0(h)
  • July — 9.6(h)

Months with the longest average daylight duration in Summit:

  • May — 18.1(h)
  • June — 20.3(h)
  • July — 19.2(h)
  • August — 16.2(h)

The largest precipitation sum in Summit is at

  • August — 130(mm)
  • September — 154(mm)