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Ottawa, United States Snapshot 2026
Where is Ottawa?
Ottawa, United States
- Continent
- Americas
- Country
- United States
- City
- Ottawa
- Population
- 18.3K
- Elevation
- 147 m
- Coordinates
- 41.35°, -88.84°
Ottawa is a city in United States with a population of approximately 18.3K. Average temperatures range from -6°C (20°F) in January to 29°C (84°F) in July. The best time to visit is May, June, July, August, September. The city sits at an elevation of 147 m above sea level.
Time in Ottawa right now
Open full time & time zone page 17:50 50
Monday, June 15, 2026
IANA time zone
America/Chicago
Daylight saving
DST in effect
CST / CDT
Next DST change
November 1
backward -1h
Live weather in Ottawa
Daylight in Ottawa today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 09m
Climate normals for Ottawa
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May best
Excellent June best
Excellent July best
Good August best
Excellent September best
Excellent October
Good November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 1°C / -6°C | -4°C / -12°C | 10days (60 mm) Wet | 5.1h Fair | 73% Muggy | 2.3 Moderate | Poor | View Details |
| February | 4°C / -5°C | 0°C / -10°C | 9days (55 mm) Wet | 7h Good | 69% Muggy | 3.6 Moderate | Poor | View Details |
| March | 11°C / 1°C | 8°C / -3°C | 11days (96 mm) Wet | 7.6h Good | 66% Muggy | 4.7 Moderate | Poor | View Details |
| April | 17°C / 6°C | 14°C / 2°C | 13days (110 mm) Wet | 8.8h Good | 65% Muggy | 5.6 High | Fair | View Details |
| May best | 23°C / 12°C | 23°C / 10°C | 14days (125 mm) Wet | 10.2h Excellent | 68% Muggy | 6.7 High | Excellent | View Details |
| June best | 28°C / 18°C | 30°C / 18°C | 11days (112 mm) Wet | 12h Excellent | 67% Muggy | 7.2 Very High | Excellent | View Details |
| July best | 29°C / 20°C | 32°C / 22°C | 12days (103 mm) Wet | 11.9h Excellent | 74% Muggy | 7.1 Very High | Good | View Details |
| August best | 28°C / 19°C | 31°C / 20°C | 9days (85 mm) Wet | 11.2h Excellent | 72% Muggy | 6.5 High | Excellent | View Details |
| September best | 26°C / 16°C | 27°C / 16°C | 8days (72 mm) Wet | 9.7h Good | 68% Muggy | 5.4 High | Excellent | View Details |
| October | 19°C / 10°C | 17°C / 7°C | 10days (101 mm) Wet | 7.4h Good | 66% Muggy | 4 Moderate | Good | View Details |
| November | 10°C / 2°C | 7°C / -2°C | 7days (53 mm) Good | 6.3h Fair | 68% Muggy | 2.7 Moderate | Poor | View Details |
| December | 5°C / -3°C | 0°C / -8°C | 8days (56 mm) Wet | 5.3h Fair | 72% Muggy | 1.9 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 1°C / -6°C . Feb: 4°C / -5°C . Mar: 11°C / 1°C . Apr: 17°C / 6°C . May: 23°C / 12°C . Jun: 28°C / 18°C . Jul: 29°C / 20°C . Aug: 28°C / 19°C . Sep: 26°C / 16°C . Oct: 19°C / 10°C . Nov: 10°C / 2°C . Dec: 5°C / -3°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 60 mm. Feb: 55 mm. Mar: 96 mm. Apr: 110 mm. May: 125 mm. Jun: 112 mm. Jul: 103 mm. Aug: 85 mm. Sep: 72 mm. Oct: 101 mm. Nov: 53 mm. Dec: 56 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 73%. Feb: 69%. Mar: 66%. Apr: 65%. May: 68%. Jun: 67%. Jul: 74%. Aug: 72%. Sep: 68%. Oct: 66%. Nov: 68%. Dec: 72%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 21 km/h . Feb: 23 km/h . Mar: 23 km/h . Apr: 24 km/h . May: 21 km/h . Jun: 19 km/h . Jul: 16 km/h . Aug: 16 km/h . Sep: 18 km/h . Oct: 21 km/h . Nov: 22 km/h . Dec: 21 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 4. Mar: UV 5. Apr: UV 6. May: UV 7. Jun: UV 7. Jul: UV 7. Aug: UV 7. Sep: UV 5. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Frequently Asked Questions
Ottawa has a population of approximately 18.3K.
The best months to visit Ottawa are May, June, July, August, September, when temperatures are pleasant and rainfall is lower.
Ottawa receives approximately 1028mm of rainfall annually across 122 rainy days.
Ottawa is located in United States, in the Americas region.
Ottawa sits at an elevation of 147 m (482 ft) above sea level.