| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | -9.7° | -20.5° | 15.7mm | 10.1 | 10 |
| February | -6.9° | -17.7° | 10.4mm | 7.6 | 15 |
| March | -1.1° | -11.7° | 18.5mm | 9.4 | 11 |
| April | 10.4° | -2.7° | 30.5mm | 10 | 42 |
| May | 17.7° | 3.1° | 50.1mm | 10.1 | 72 |
| June | 22.2° | 9.2° | 73.7mm | 14.8 | 70 |
| July | 25.8° | 11.8° | 56.9mm | 10.5 | 79 |
| August | 25.5° | 10.3° | 47.1mm | 9.6 | 81 |
| September | 20.3° | 4.9° | 26.8mm | 8.3 | 83 |
| October | 10.7° | -2.4° | 27.2mm | 8.1 | 47 |
| November | 0.7° | -10.6° | 16.8mm | 7.2 | 16 |
| December | -7.4° | -17.7° | 14.5mm | 9.2 | 12 |
January in Regina averages a daily high of -9.7°C with nights around -20.5°C. Expect roughly 10.1 wet days totalling 15.7mm. A hard month to visit for comfort alone.
February in Regina averages a daily high of -6.9°C with nights around -17.7°C. Expect roughly 7.6 wet days totalling 10.4mm. A hard month to visit for comfort alone.
March in Regina averages a daily high of -1.1°C with nights around -11.7°C. Expect roughly 9.4 wet days totalling 18.5mm. A hard month to visit for comfort alone.
April in Regina averages a daily high of 10.4°C with nights around -2.7°C. Expect roughly 10 wet days totalling 30.5mm. Demanding conditions — pack for it and plan indoor options.
May in Regina averages a daily high of 17.7°C with nights around 3.1°C. Expect roughly 10.1 wet days totalling 50.1mm. Generally workable, with some weather to plan around.
June in Regina averages a daily high of 22.2°C with nights around 9.2°C. Expect roughly 14.8 wet days totalling 73.7mm. Generally workable, with some weather to plan around.
July in Regina averages a daily high of 25.8°C with nights around 11.8°C. Expect roughly 10.5 wet days totalling 56.9mm. Comfortable conditions for being outdoors all day.
August in Regina averages a daily high of 25.5°C with nights around 10.3°C. Expect roughly 9.6 wet days totalling 47.1mm. Comfortable conditions for being outdoors all day.
September in Regina averages a daily high of 20.3°C with nights around 4.9°C. Expect roughly 8.3 wet days totalling 26.8mm. Comfortable conditions for being outdoors all day.
October in Regina averages a daily high of 10.7°C with nights around -2.4°C. Expect roughly 8.1 wet days totalling 27.2mm. Demanding conditions — pack for it and plan indoor options.
November in Regina averages a daily high of 0.7°C with nights around -10.6°C. Expect roughly 7.2 wet days totalling 16.8mm. A hard month to visit for comfort alone.
December in Regina averages a daily high of -7.4°C with nights around -17.7°C. Expect roughly 9.2 wet days totalling 14.5mm. 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. Regina peaks at 83.
Based on 30 years of records, July–September scores highest for comfort in Regina, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 25.8°C.
June is the wettest, averaging 73.7mm of rain across roughly 14.8 wet days.
January is the coolest month, with average daily highs around -9.7°C.