Climate averages 1991–2020
Lethbridge weather
in July.
A warm, fairly dry month: the warmest and the joint 7th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
July is a warm month in Lethbridge: daytime highs average 25.6°C and nights cool to about 13.3°C. By daytime temperature it is the warmest month of the year.
Expect about 35 mm of rain on roughly 7 days, which makes July a fairly dry month (the joint 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 15 h 51 min on an average July day.
The nearest other city in this atlas is Calgary (175 km away). In July its highs average 22.7°C, 2.9°C cooler than Lethbridge, with 61 mm of rain.
Among the 86 cities listed in Canada, Lethbridge ranks joint 27th of 86 for the warmest July highs and 7th of 86 for the driest July (rainfall, lowest first). The mean July high of those 86 cities is 24.4°C; Lethbridge is 1.2°C warmer than that mean.
From July to August, average highs fall by 0.3°C to 25.2°C, and monthly rainfall stays at 35 mm.
The annual picture
July in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Lethbridge climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -0.9°C-9.7°C | -9.7°C | 14 | 4.4 | 8.69 h |
| February | 1.5°C-8.2°C | -8.2°C | 13 | 4.0 | 10.110 h |
| March | 6.1°C-4.9°C | -4.9°C | 22 | 6.0 | 11.912 h |
| April | 11.6°C0.2°C | 0.2°C | 40 | 7.9 | 13.714 h |
| May | 17.1°C5.4°C | 5.4°C | 59 | 9.1 | 15.315 h |
| June | 20.9°C9.9°C | 9.9°C | 92 | 10.9 | 16.216 h |
| July, selected | 25.6°C13.3°C | 13.3°C | 35 | 6.8 | 15.916 h |
| August | 25.2°C12.8°C | 12.8°C | 35 | 5.8 | 14.414 h |
| September | 19.7°C8.3°C | 8.3°C | 37 | 5.8 | 12.713 h |
| October | 11.9°C2.1°C | 2.1°C | 28 | 5.8 | 10.811 h |
| November | 4.1°C-3.8°C | -3.8°C | 22 | 5.3 | 9.19 h |
| December | -0.6°C-8.4°C | -8.4°C | 16 | 4.4 | 8.28 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
July in nearby cities
- Calgary in JulyCanada · 175 kmHigh 22.7°C · Low 10.8°C · 61 mm rain
- Airdrie in JulyCanada · 198 kmHigh 21.9°C · Low 10.9°C · 70 mm rain
- Red Deer in JulyCanada · 294 kmHigh 22.0°C · Low 11.9°C · 83 mm rain
- Missoula in JulyUnited States · 326 kmHigh 28.8°C · Low 15.3°C · 19 mm rain
- Spokane Valley in JulyUnited States · 395 kmHigh 29.0°C · Low 15.3°C · 15 mm rain
- Spokane in JulyUnited States · 407 kmHigh 29.7°C · Low 16.0°C · 13 mm rain
- Sherwood Park in JulyCanada · 426 kmHigh 21.7°C · Low 12.5°C · 88 mm rain
- Edmonton in JulyCanada · 430 kmHigh 22.4°C · Low 13.0°C · 88 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Lethbridge) is explained once on the Lethbridge year overview and on the Sources, method and limits page.