| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | -9.8° | -17.6° | 17.2mm | 8.6 | 13 |
| February | -8.5° | -17.3° | 13mm | 8 | 14 |
| March | 0.2° | -9° | 25.3mm | 8.1 | 14 |
| April | 10° | -0.4° | 32.8mm | 7.1 | 50 |
| May | 18° | 6.9° | 70.9mm | 10.5 | 73 |
| June | 23.8° | 13.5° | 85.9mm | 11.2 | 78 |
| July | 26.7° | 16.5° | 72.3mm | 10.1 | 80 |
| August | 25.4° | 15° | 69.9mm | 9.2 | 82 |
| September | 20.1° | 9.9° | 48.5mm | 8.6 | 83 |
| October | 10.7° | 2.6° | 39mm | 8.9 | 52 |
| November | 1.4° | -5.7° | 25.3mm | 8.5 | 16 |
| December | -7.2° | -14.3° | 21.7mm | 9.3 | 11 |
January in Winnipeg averages a daily high of -9.8°C with nights around -17.6°C. Expect roughly 8.6 wet days totalling 17.2mm. A hard month to visit for comfort alone.
February in Winnipeg averages a daily high of -8.5°C with nights around -17.3°C. Expect roughly 8 wet days totalling 13mm. A hard month to visit for comfort alone.
March in Winnipeg averages a daily high of 0.2°C with nights around -9°C. Expect roughly 8.1 wet days totalling 25.3mm. A hard month to visit for comfort alone.
April in Winnipeg averages a daily high of 10°C with nights around -0.4°C. Expect roughly 7.1 wet days totalling 32.8mm. Demanding conditions — pack for it and plan indoor options.
May in Winnipeg averages a daily high of 18°C with nights around 6.9°C. Expect roughly 10.5 wet days totalling 70.9mm. Generally workable, with some weather to plan around.
June in Winnipeg averages a daily high of 23.8°C with nights around 13.5°C. Expect roughly 11.2 wet days totalling 85.9mm. Comfortable conditions for being outdoors all day.
July in Winnipeg averages a daily high of 26.7°C with nights around 16.5°C. Expect roughly 10.1 wet days totalling 72.3mm. Comfortable conditions for being outdoors all day.
August in Winnipeg averages a daily high of 25.4°C with nights around 15°C. Expect roughly 9.2 wet days totalling 69.9mm. Comfortable conditions for being outdoors all day.
September in Winnipeg averages a daily high of 20.1°C with nights around 9.9°C. Expect roughly 8.6 wet days totalling 48.5mm. Comfortable conditions for being outdoors all day.
October in Winnipeg averages a daily high of 10.7°C with nights around 2.6°C. Expect roughly 8.9 wet days totalling 39mm. Demanding conditions — pack for it and plan indoor options.
November in Winnipeg averages a daily high of 1.4°C with nights around -5.7°C. Expect roughly 8.5 wet days totalling 25.3mm. A hard month to visit for comfort alone.
December in Winnipeg averages a daily high of -7.2°C with nights around -14.3°C. Expect roughly 9.3 wet days totalling 21.7mm. A hard month to visit for comfort alone.
Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. Winnipeg peaks at 83.
Based on 30 years of records, June–September scores highest for comfort in Winnipeg, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 26.7°C.
June is the wettest, averaging 85.9mm of rain across roughly 11.2 wet days.
January is the coolest month, with average daily highs around -9.8°C.