Calgary weather in October

Long-run climate averages for Calgary, Alberta in October, plus what the forecast models say for the days ahead.

October at a glance

In October, Calgary averages 12°C by day and 0°C at night. The wettest month is usually June.

October in Calgary averages a daytime high of 12°C and an overnight low of 0°C, which reads as cool for this part of the world. Across the whole year Calgary sees roughly 485 mm of precipitation.

Climate averages tell you what to pack. They do not tell you what next Tuesday looks like — for that, see the live Calgary forecast with every model compared and how much they currently agree.

Calgary weather by month

what to expect in Calgary through the year

Here is Calgary's typical weather in each month: the average daytime high and overnight low in °C, how each month feels, and the wettest month marked. Use it to plan any trip to Calgary by season.

Jan

-3°

-13°

Cold

Feb

0°

-11°

Cold

Mar

0°

-12°

Cold

Apr

10°

-2°

Cool

May

18°

5°

Mild

Jun

21°

8°

Mild

Wettest

Jul

25°

12°

Warm

Aug

24°

11°

Warm

Sep

20°

7°

Mild

Oct

12°

0°

Cool

Nov

2°

-6°

Cold

Dec

1°

-7°

Cold

Common questions

How warm is Calgary in October?

Calgary averages a daytime high of 12°C in October, with overnight lows around 0°C. These are long-run climate averages, not a forecast — for the actual days ahead see the live model comparison.

Is October a good time to visit Calgary?

The most comfortable time to visit Calgary is usually May, July, August and September, when daytime highs sit in the pleasant 16-26°C range and the heaviest June rain is behind you.

Does it rain a lot in Calgary in October?

The wettest month in Calgary is usually June. Across the year the city sees roughly 485 mm of precipitation.

Calgary in other months

January February March April May June July August September November December

More about Calgary

Calgary live forecast Best time to visit Calgary Which forecast is most accurate in Canada?