ClimateAverages

Ottawa Weather in January

JanFebMarAprMayJunJulAugSepOctNovDec
Right now
21°C
Light rain · feels like 21°C
Humidity
83%
Wind
4 kph NW
UV
0.2
Rain
0%
Updated Jul 9, 07:45 AMWeather data by WeatherAPI.com
January daytime high
-5.8°C
January overnight low
-16.1°C
January average
-11.0°C

In January, Ottawa typically sees daytime highs of -5.8°C and overnight lows around -16.1°C. Compared to the annual average high of 11.1°C, January runs -16.9°C.

vs. annual avg high
-16.9°C
Rank among 12 months
#12 warmest
Hottest year overall
2023

Where January ranks in Ottawa

Jan-6°FebMarAprMayJunJulAugSepOctNovDec

FAQ

What is the average temperature in Ottawa in January?

January in Ottawa averages a daytime high of -5.8°C and an overnight low of -16.1°C.

Is January warm or cold in Ottawa?

January runs -16.9°C compared to Ottawa's annual average high of 11.1°C, ranking #12 of 12 months by warmth.

What should I pack for Ottawa in January?

Plan for daytime highs near -5.8°C and cooler evenings around -16.1°C.

Other months for Ottawa

FebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember

January in nearby cities

TorontoLondonMississaugaNorth YorkScarboroughHamiltonBramptonEtobicokeWindsorMarkhamOshawaVaughan