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Calgary Weather in January

Typical January weather in Calgary, Canada, based on 2006–2025 climate averages.

In January, Calgary averages a high of -1.6°C (29.1°F) and a low of -11.6°C (11.1°F), with about 4 rainy days (13 mm of rain) and 6 hours of sunshine a day.

Avg high

-1.6°C (29.1°F)

Avg low

-11.6°C (11.1°F)

Rainfall

13 mm (0.5 in)

Rainy days

4 days

Sunshine

6 h / day

Humidity

69%

January vs the rest of the year

Here is how every month in Calgary stacks up against January — the driest month for rain.

MonthAvg highvs JanuaryRainRainy days
January-1.6°C (29.1°F)—13 mm4
February-1.5°C (29.3°F)+0.1°C (+0.2°F)17 mm5
March4.2°C (39.6°F)+5.8°C (+10.4°F)22 mm6
April9.9°C (49.8°F)+11.5°C (+20.7°F)39 mm9
May16.3°C (61.3°F)+17.9°C (+32.2°F)65 mm10
June19.8°C (67.6°F)+21.4°C (+38.5°F)103 mm13
July23.3°C (73.9°F)+24.9°C (+44.8°F)61 mm11
August22.7°C (72.9°F)+24.3°C (+43.7°F)56 mm9
September18.4°C (65.1°F)+20°C (+36°F)37 mm7
October10.7°C (51.3°F)+12.3°C (+22.1°F)26 mm6
November2.3°C (36.1°F)+3.9°C (+7°F)23 mm6
December-3.2°C (26.2°F)−1.6°C (−2.9°F)19 mm5

What January feels like in Calgary

January is mid-winter in Calgary. Afternoons stay around freezing — the sort of cold that makes long outdoor stretches hard work. Evenings bring a clear drop in temperature, and nights drop well below freezing. The air is damp, which makes cool temperatures feel colder, particularly in wind.

Rain in Calgary in January

Rain turns up now and then — about one day in 8. Rainfall per wet day is small, about 3.2 mm (0.1 in), so showers tend to pass quickly. That is lighter than the city's yearly norm of about 5.3 mm per rainy day. January is Calgary's driest month of the year.

Daylight and sunshine in January

Mid-month, Calgary gets 8 h 23 min of daylight, from sunrise near 8:34 am to sunset near 4:56 pm. The days are stretching out — 26 min more daylight than mid-December. About 72% of daylight hours are sunny; in short, there are plenty of bright spells.

How January compares to the rest of the year

Ranked by average high, January comes out as the 2nd coolest month in Calgary. Against December, the average high is 1.6°C (2.9°F) higher, with 6 mm less rain. The warm-up continues into February. February averages a high of -1.5°C (29.3°F).

Who January suits

  • Sightseeing: less ideal — it is cold for long walks.
  • Parks & outdoor: less ideal — too cool to sit outside for long.
  • Hiking: less ideal — trails are cool.
  • Museums & indoor: a good choice — warm places to spend the coldest part of the day.

Tips for visiting Calgary in January

Versatile Layers

Pack pieces you can take off by noon and put back on at dusk.

Warm Layers

A warm jacket, a hat and gloves for cold mornings and evenings.

Quick questions

How warm is Calgary in January?

It feels freezing: typical highs are -1.6°C (29.1°F), with lows near -11.6°C (11.1°F).

Does it rain a lot in Calgary in January?

Not especially. There are about 4 rainy days (13 mm), mostly light rain.

What should I wear in Calgary in January?

Based on the averages: versatile layers and warm layers. Add a layer for after dark.

Is January or February better for visiting Calgary?

On our 12-month climate ranking, January comes out ahead (#8 of 12 vs #9). February has more rainy days.

Is January a good time to visit Calgary?

Fair

Fair — cold days, freezing nights, mostly dry (about 4 rainy days). Within Calgary's own year, January ranks #8 of 12.

January in other Canada cities

Warmer places in January

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Monthly averages from 20 years of Open-Meteo history (2006–2025), not a forecast — see all 12 months in Calgary weather by month.