Calgary in April
In April, Calgary averages 11°C (51°F) during the day and -2°C (28°F) at night, with frequent rain — about 16 days of the month see precipitation (31 mm total).
ShoulderConditions are cool — bring a jacket for evenings. Expect daily rain or showers, often in heavy bursts.
April is one of the wetter and less comfortable months in Calgary. If your dates are flexible, consider a different time of year.
How April compares to the rest of the year in Calgary
April is in the middle of the year for warmth in Calgary (6th of 12) and moderately rainy compared to the rest of the year (4th of 12). Daytime temperature matches the city's annual average. April runs 6°C warmer than March (5°C) and warms a further 6°C into May (17°C).
April sunrise & sunset in Calgary
Times shown for Calgary local time (America/Edmonton), calculated for the 15th of April. They shift by a few minutes day to day across the month.
Photography light in Calgary — April
Golden-hour and blue-hour windows for the 15th of April, in Calgary's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Calgary in April
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 April's tier (Shoulder) and Calgary's popularity.
Crowds & pricing — April 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 — April 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 April
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 April weather
🌍 See the full ranked list of climate twins for Calgary in April →
Frequently asked questions
How hot is Calgary in April?
In April, Calgary averages a high of 11°C (51°F) and a low of -2°C (28°F) — generally cool.
Does it rain a lot in Calgary in April?
April is quite rainy in Calgary, with about 16 rainy days on average.
Is April a good time to visit Calgary?
April is cool but on the rainy side. 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 April?
Pack a warm jacket and layers, plus a compact umbrella or rain jacket. See the full April packing list for Calgary for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.