Best year time to visit Ottawa

General weather information about Ottawa

Average annual temperature is 14.5 °C

Absolute maximum temperature: 39.3 °C

Absolute minimum temperature: -11.6 °C

Number of sunny days: 214

Number of rainy days: 147

Number of snow days: 4

Average annual precipitation: 763 mm

Look at detailed online map of Ottawa

* Weather data for Ottawa United States is based on climate observations for 2023 year

Ottawa air temperature forecast for each month

Jan Feb Mar Apr Maggio Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 13.9 18.5 24.5 27.3 32.2 38.2 37.6 39.3 36.1 31.8 23.7 15.8
Average daytime temperature (°C) 7.5 10.5 12.6 20.7 26.1 30.4 32.7 33 29.7 20.9 13.4 9.7
Average temperature (°C) 1.9 3.3 6.4 13.3 19.4 24.1 26.5 26.9 23 15.5 7.8 5.2
Average night temperature (°C) -2 -1.9 1.7 7.7 13.9 18.5 21.7 21.9 17.4 10.9 3.4 1.8
Absolute minimum temperature (°C) -11.6 -10.7 -7.8 -0.2 5.2 11.1 16.4 15.7 11.9 -2.8 -8 -3.3

Ottawa monthly weather indicators

Jan Feb Mar Apr Maggio Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 10.2 11.3 12.6 13.8 14.7 14.9 14.8 14.2 13 11.8 10.6 9.7
Daylight mean duration (h) 9.8 10.8 12 13.2 14.3 14.8 14.6 13.6 12.5 11.2 10.1 9.5
Daylight minimum duration (h) 9.5 10.3 11.3 12.6 13.8 14.7 14.2 13.1 11.9 10.6 9.7 9.5
Sunshine mean duration (h) 6.8 7.9 8.1 10.7 11.2 12.4 11.3 11.3 10.5 8.2 7.4 6.7
Precipitation (mm) 41 62 81 38 74 68 65 37 100 99 27 72
Sunny days 20 17 16 23 14 14 12 20 21 18 23 16
Rainy days 10 11 15 7 17 16 19 11 9 13 5 14
Snow days 1 2 1

Ottawa - weather forecast by months

Gennaio Febbraio Marzo Aprile Maggio Giugno Luglio Agosto Settembre Ottobre Novembre Dicembre

Best time to visit Ottawa:

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

  • Giugno — 12.4(h)

The largest precipitation sum in Ottawa is at

  • Marzo — 81(mm)
  • Settembre — 100(mm)
  • Ottobre — 99(mm)

Weather forecast in the closest to Ottawa admin centers