>
> Canada > Ottawa, Ontario > Sunlight
Sunshine & Daylight Hours in Ottawa, Ontario, Canada
- Mean hours of sunlight in Ottawa, Ontario range from 2h 29' for each day in December to 9h 03' per day in July.
- The longest day of the year is 15h 27' long and the shortest day is 8h 32' long.
- The longest day is 6h 55' longer than the shortest day.
- There is an average of 1989 hours of sunlight per year (of a possible 4383) with an average of 5:26 of sunlight per day.
- It is sunny 45.4% of daylight hours. The remaining 54.6% of daylight hours are likely cloudy or with shade, haze or low sun intensity.
- At midday the sun is on average 45.1° above the horizon at Ottawa, Ontario.
- The summer solstice is on June 21st (the northern solstice) when the sun reaches it's highest point 68.13° above the horizon.
- The winter solstice is on December 21st (the southern solstice) when the midday sun is at it's lowest point of 21.3° above the horizon.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average Sunlight Hours/ Day | 3h 00' | 3h 53' | 4h 30' | 5h 36' | 7h 25' | 8h 20' | 9h 03' | 8h 11' | 5h 46' | 4h 21' | 2h 36' | 2h 29' | 5h 26' | ||
| Average Daylight Hours & Minutes/ Day | 9h 09' | 10h 19' | 11h 51' | 13h 28' | 14h 52' | 15h 35' | 15h 15' | 14h 03' | 12h 29' | 10h 51' | 9h 28' | 8h 47' | 12h 00' | ||
| Percentage of Sunny (Cloudy) Daylight Hours | 33 (67) | 38 (62) | 39 (61) | 42 (58) | 51 (49) | 54 (46) | 60 (40) | 59 (41) | 47 (53) | 41 (59) | 28 (72) | 29 (71) | 45 (55) | ||
| Sun altitude at solar noon on the 21st day (°). | 24.9 | 34.2 | 45.1 | 56.7 | 65 | 68.1 | 65 | 56.7 | 45.2 | 33.8 | 24.6 | 21.3 | 45.1 |