Brampton is 3.6°C (6.5°F) warmer by day, Brampton has 5.3°C (9.5°F) warmer nights, Brampton gets 194 mm (7.6 in) more rain a year.
Brampton is at its warmest in July and coolest in January, while Calgary peaks in July and bottoms out in January. Month for month, Brampton is the warmer of the two in 12 of 12 months.
Brampton is the wetter of the two, collecting 718 mm (28.3 in) of rain a year against 524 mm (20.6 in) in Calgary. The most comfortable time to visit is June, July and August in Brampton and June, July and August in Calgary.
| Brampton | Metric | Calgary |
|---|---|---|
| 🌡️ Temperature | ||
| 21.8°C | 🌡️Average daytime high | 18.2°C |
| -4.8°C | 🌙Average nighttime low | -10.1°C |
| July | 🔥Hottest month | July |
| January | ❄️Coldest month | January |
| 🌧️ Rain | ||
| 718 mm | 🌧️Annual rainfall | 524 mm |
| July | ☔Wettest month | June |
| February | 🏜️Driest month | January |
| 💨 Climate | ||
| 77% | 💧Average humidity | 71% |
| 3.3 m/s | 💨Average wind speed | 1.3 m/s |
Overnight, Brampton typically falls to around -4.8°C (23.4°F) while Calgary settles near -10.1°C (13.8°F).
Brampton is hottest in July and coldest in January, whereas Calgary peaks in July and is coolest in January.
Brampton sees the most rain in July and the least in February; Calgary is wettest in June and driest in January.
Brampton feels the more humid of the two, averaging 77% relative humidity against 71%.
For Calgary, the pick of the year is June, July and August.
Month by month, here is the coldest night, the average day and the hottest afternoon each city can expect. Switch Compare to read rainfall, humidity, wind or solar instead, and Period to move between the long-term 45-year average and any single year — the shading is a quick warm-to-cool guide.
| Month | Brampton | Calgary | ||||
|---|---|---|---|---|---|---|
| Min | Avg | Max | Min | Avg | Max | |
| January | -20.5 | -7.1❄️ | 6.2 | -25.1 | -10.1❄️ | 4.9 |
| February | -19.6 | -5.9 | 7.8 | -22.7 | -7.3 | 8.1 |
| March | -15.2 | 0.8 | 16.9 | -17.5 | -2.2 | 13.2 |
| April | -6 | 8.3 | 22.7 | -9.4 | 5.1 | 19.5 |
| May | -0.3 | 13.9 | 28.1 | -4 | 10.4 | 24.9 |
| June | 5.5 | 18.7 | 31.9 | 1.5 | 14.2 | 26.8 |
| July | 10.2 | 22🔥 | 33.8 | 4.8 | 17.5🔥 | 30.1 |
| August | 9.6 | 21.4 | 33.2 | 3.4 | 16.7 | 30 |
| September | 4.1 | 17.5 | 30.9 | -2.6 | 12.1 | 26.8 |
| October | -2.4 | 11.3 | 24.9 | -9 | 5.5 | 20.1 |
| November | -7.7 | 4.6 | 16.9 | -17.2 | -3.7 | 9.8 |
| December | -14.7 | -3 | 8.8 | -23.3 | -9.7 | 4 |
| Annual Avg | -4.7 | 8.5 | 21.8 | -10.1 | 4 | 18.2 |
Min / mean / max temperature (°C). 🔥 marks each city's hottest month, ❄️ its coldest; shading runs cool blue to warm red.
The same figures plotted out, so the shape of a typical year is easier to see than in a grid. Where the two lines run close together Brampton and Calgary feel alike; where they separate, they are genuinely different places to be.
Hover or tap any point to read the exact figures. Brampton Calgary
See how Brampton and Calgary stack up against other cities. Swipe for more.
Choose which city to keep, then search for any other city in our database — we'll build the comparison for you.
Quick answers to the questions people ask most when comparing Brampton and Calgary — each drawn straight from the climate figures above.
Brampton is the warmer of the two. It averages daytime highs of 21.8°C (71.2°F) against 18.2°C (64.8°F) in Calgary — roughly 3.6°C (6.5°F) warmer by day. Nights are milder in Brampton, with average lows of -4.8°C (23.4°F) versus -10.1°C (13.8°F).
Brampton is hottest in July, averaging highs of about 33.8°C (92.8°F), while Calgary peaks in July at around 30.1°C (86.3°F). That makes Brampton the hotter of the two at the height of summer.
Calgary gets colder. In its coldest month (January) overnight lows average about -25.1°C (-13.1°F), compared with -20.5°C (-4.9°F) at the low point of the year in Brampton.
Brampton is the wetter city, collecting about 718 mm (28.3 in) of rain a year versus 524 mm (20.6 in) in Calgary. Brampton is wettest in July and driest in February; Calgary is wettest in June and driest in January.
Brampton is the more humid of the two, averaging 77% relative humidity over the year against 71% in Calgary.
The most comfortable months in Brampton are June, July and August, when average temperatures are at their mildest.
Calgary is at its most pleasant around June, July and August, based on the mildest average temperatures of the year.
Brampton is the warmer city in all 12 months of the year. The gap is widest in November, about 8.3°C (14.9°F), and narrowest in February, about 1.4°C (2.5°F).
Brampton has the bigger seasonal swing, about 29.1°C (52.4°F) between its coldest and hottest months versus 27.6°C (49.7°F) in Calgary — so Calgary has the steadier, more even climate.
It depends what matters most to you: choose Brampton for warmer weather, pick Calgary if you prefer drier conditions and go for Calgary if you want lower humidity. There is no single "better" climate — it comes down to whether you value warmth, dryness or comfort most.
Every figure on this page is calculated from NASA POWER satellite climate data spanning 1981–2025 (45 years). The averages describe the long-term climate of Brampton and Calgary, not a single year's weather or a short-range forecast.
