Calgary Weather in January
In January, Calgary averages a high of -2°C (29°F) and a low of -13°C (9°F), from 56 years of daily records (1971–2026).
-2°C
Average high
29°F
-13°C
Average low
9°F
18°C
Record high
65°F · January 7, 2003
-39°C
Record low
-37°F · January 25, 1997
What January Is Like in Calgary
- January in Calgary has become 2.8°C (5.1°F) warmer on average: the 2012–2026 average against 1970–1989.
- January is Calgary's coldest month of the year.
- January is Calgary's driest month, averaging 11 mm of rain against 84 mm in the wettest.
- Snow falls on about 7.6 days in a typical January.
At least 1 mm of rain falls on 12% of January days, and the month averages 11 mm in total.
Warmest: 2006 (5.4°C)Latest: 2026 (3.2°C)10-year averageLong-run average (-1.5°C)
Look Up a Day in January
See the weather in Calgary on any January date, year by year.
Source: NOAA GHCN-Daily, Calgary Int'L Cs (1999–2026); University Of Calgary (1971–1990); Calgary Int'L A (1980–2012); Calgary Glenmore Dam (1971–1978). Averages cover 1971–2026. How we compute this