Calgary in October
In October, Calgary averages 10°C (51°F) during the day and 0°C (31°F) at night, with around 13 days of rain (30 mm total).
ShoulderConditions are cool — bring a jacket for evenings. Plan for unsettled weather and bring rain gear.
October in Calgary is outside the typical sweet spot for sightseeing weather. It can still be a great time to visit if you have specific reasons (festivals, off-season pricing, etc.).
How October compares to the rest of the year in Calgary
October is in the middle of the year for warmth in Calgary (7th of 12) and moderately rainy compared to the rest of the year (9th of 12). Daytime temperature matches the city's annual average. October runs 7°C cooler than September (17°C) and cools 8°C in November (2°C).
October sunrise & sunset in Calgary
Times shown for Calgary local time (America/Edmonton), calculated for the 15th of October. They shift by a few minutes day to day across the month.
Photography light in Calgary — October
Golden-hour and blue-hour windows for the 15th of October, in Calgary's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Calgary in October
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on October's tier (Shoulder) and Calgary's popularity.
Crowds & pricing — October in Calgary
Calgary is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Sun & mosquito risk — October in Calgary
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
🌬 Frosty nights — Calgary in October
Gear: Cold nights, milder days. Light insulated jacket fine for daytime, real coat for after dark.
Calgary in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | -1°C / 30°F | -11°C / 12°F | 12 mm | 11 | — |
| February | -2°C / 28°F | -13°C / 8°F | 20 mm | 13 | — |
| March | 5°C / 40°F | -8°C / 18°F | 21 mm | 13 | — |
| April | 11°C / 51°F | -2°C / 28°F | 31 mm | 16 | — |
| May | 17°C / 62°F | 4°C / 39°F | 56 mm | 18 | — |
| June | 21°C / 69°F | 9°C / 48°F | 100 mm | 21 | — |
| July | 24°C / 74°F | 11°C / 52°F | 62 mm | 18 | — |
| August | 23°C / 73°F | 11°C / 51°F | 62 mm | 15 | — |
| September | 17°C / 63°F | 6°C / 42°F | 41 mm | 13 | — |
| October | 10°C / 51°F | 0°C / 31°F | 30 mm | 13 | — |
| November | 2°C / 36°F | -7°C / 19°F | 23 mm | 12 | — |
| December | -3°C / 27°F | -12°C / 10°F | 19 mm | 10 | — |
Other cities with similar October weather
🌍 See the full ranked list of climate twins for Calgary in October →
Frequently asked questions
How hot is Calgary in October?
In October, Calgary averages a high of 10°C (51°F) and a low of 0°C (31°F) — generally cool.
Does it rain a lot in Calgary in October?
October can be fairly wet in Calgary, with about 13 rainy days on average.
Is October a good time to visit Calgary?
October is cool. It suits travelers who are comfortable with cool weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Calgary in October?
Pack a warm jacket and layers, plus a compact umbrella or rain jacket. See the full October packing list for Calgary for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.