July is one of the warmer months of the year in Grande Prairie, with average highs near 21.8°C and lows around 10.4°C (mean 16.1°C). It is a relatively wet time of year, averaging 91 mm of rainfall and 70% relative humidity across the period.
July is one of the warmer months of the year in Grande Prairie. Across 45 years of records, the warmest July in Grande Prairie was 2024 — when the month averaged 19.2°C — while the coldest was 2011 at 13.8°C. Typical July days reach 21.8°C with nights near 10.4°C. The long-term trend is warming, about 0.3°C per decade.
July is a relatively wet time of year in Grande Prairie, averaging 91 mm of rainfall. The wettest July on record was 2011 with 195 mm, while the driest was 1985 at 21 mm.
Relative humidity in Grande Prairie during July averages 70%. The most humid July was 2019 at 80%, and the least humid was 1985 at 56%.
July receives about 5.9 kWh/m²/day of solar energy in Grande Prairie. The sunniest Julys were 1990 and 2003 at 6.5 kWh/m²/day, and the cloudiest was 2023 at 4.9.
Average wind speed in Grande Prairie during July is 0.9 m/s. The windiest July was 2002 at 1.1 m/s, while the calmest were 1989, 1990 and 2023, among others at 0.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 15.8°C | 15.5°C | 16.3°C | 16.1°C | 16.9°C | +1.1°C |
| Avg High | 21.7°C | 21.1°C | 22.1°C | 21.7°C | 22.6°C | +0.9°C |
| Avg Low | 9.9°C | 10.0°C | 10.5°C | 10.6°C | 11.3°C | +1.4°C |
| Avg Rain | 96 mm | 81 mm | 94 mm | 101 mm | 82 mm | -14 mm |
July temperatures in Grande Prairie have risen by about 1.3°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 1.8°C (2002) to a record high of 34.3°C (2013).
Rainfall in July is a relatively wet time of year, averaging 91 mm, with a wettest year of 195 mm.
One of the best times to visit Grande Prairie
July is one of the best times to visit Grande Prairie. Expect days averaging 21.8°C and nights around 10.4°C (mean 16.1°C) — warmer than Grande Prairie's yearly average — with higher rainfall (91 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 21.7°C | 15.7°C | 9.8°C | 29.9°C | 5.0°C | 85 mm | 69% | 0.8 m/s | 5.9 |
| 2024 🔥 | 25.5°C | 19.2°C | 12.9°C | 34.3°C | 8.9°C | 44 mm | 62% | 1 m/s | 6.1 |
| 2023 | 22.7°C | 17.1°C | 11.5°C | 31.6°C | 6.9°C | 132 mm | 74% | 0.7 m/s | 4.9 |
| 2022 | 22.1°C | 16.6°C | 11.1°C | 30.6°C | 7.3°C | 50 mm | 74% | 0.9 m/s | 6.1 |
| 2021 | 23.7°C | 17.8°C | 11.9°C | 30.5°C | 8.9°C | 77 mm | 68% | 0.8 m/s | 5.8 |
| 2020 | 20.0°C | 15.1°C | 10.3°C | 31.9°C | 6.2°C | 106 mm | 79% | 0.9 m/s | 5.7 |
| 2019 | 19.3°C | 14.6°C | 9.9°C | 26.4°C | 5.6°C | 170 mm | 80% | 0.8 m/s | 5.1 |
| 2018 | 21.5°C | 15.8°C | 10.2°C | 30.1°C | 6.3°C | 188 mm | 75% | 0.9 m/s | 5.6 |
| 2017 | 21.7°C | 15.8°C | 9.9°C | 28.3°C | 6.5°C | 53 mm | 72% | 0.8 m/s | 6.4 |
| 2016 | 21.6°C | 16.4°C | 11.1°C | 26.6°C | 6.4°C | 78 mm | 72% | 0.8 m/s | 5.8 |
| 2015 | 22.7°C | 17.1°C | 11.4°C | 29.1°C | 7.8°C | 32 mm | 65% | 0.9 m/s | 6.3 |
| 2014 | 23.9°C | 17.7°C | 11.6°C | 32.5°C | 8.4°C | 88 mm | 70% | 0.8 m/s | 6.3 |
| 2013 | 20.7°C | 15.2°C | 9.8°C | 34.3°C | 4.5°C | 87 mm | 74% | 0.8 m/s | 5.5 |
| 2012 | 24.1°C | 18.0°C | 11.8°C | 30.6°C | 6.8°C | 88 mm | 67% | 0.8 m/s | 6.4 |
| 2011 ❄️ 🌧️ | 18.5°C | 13.8°C | 9.1°C | 22.3°C | 3.9°C | 195 mm | 78% | 1 m/s | 5.2 |
| 2010 | 23.3°C | 17.0°C | 10.7°C | 29.6°C | 5.8°C | 34 mm | 57% | 1 m/s | 6.3 |
| 2009 | 21.9°C | 16.0°C | 10.1°C | 29.6°C | 5.2°C | 98 mm | 71% | 0.8 m/s | 5.8 |
| 2008 | 23.1°C | 16.8°C | 10.6°C | 30.4°C | 6.9°C | 36 mm | 57% | 0.9 m/s | 6.3 |
| 2007 | 23.4°C | 17.7°C | 12.1°C | 31.5°C | 7.9°C | 80 mm | 68% | 0.9 m/s | 6.3 |
| 2006 | 24.4°C | 18.2°C | 11.9°C | 33.9°C | 7.8°C | 95 mm | 60% | 0.9 m/s | 5.9 |
| 2005 | 19.7°C | 14.3°C | 8.9°C | 24.3°C | 6.0°C | 96 mm | 72% | 0.9 m/s | 5.8 |
| 2004 | 22.1°C | 16.8°C | 11.4°C | 30.8°C | 7.4°C | 121 mm | 73% | 0.8 m/s | 5.7 |
| 2003 | 22.5°C | 16.4°C | 10.4°C | 30.3°C | 7.5°C | 41 mm | 67% | 0.9 m/s | 6.5 |
| 2002 | 22.4°C | 16.2°C | 10.0°C | 29.3°C | 1.8°C | 67 mm | 62% | 1.1 m/s | 5.8 |
| 2001 | 20.5°C | 15.1°C | 9.7°C | 27.9°C | 6.0°C | 162 mm | 75% | 0.8 m/s | 5.8 |
| 2000 | 20.8°C | 15.5°C | 10.3°C | 27.8°C | 5.8°C | 141 mm | 75% | 0.9 m/s | 5.9 |
| 1999 | 20.2°C | 14.5°C | 8.7°C | 27.8°C | 4.3°C | 56 mm | 65% | 1 m/s | 5.9 |
| 1998 | 23.9°C | 17.9°C | 11.9°C | 30.5°C | 6.0°C | 63 mm | 68% | 0.9 m/s | 6 |
| 1997 | 20.7°C | 15.4°C | 10.1°C | 28.6°C | 6.7°C | 128 mm | 75% | 0.9 m/s | 6.3 |
| 1996 | 20.1°C | 14.6°C | 9.1°C | 28.0°C | 4.2°C | 96 mm | 75% | 1 m/s | 5.7 |
| 1995 | 20.1°C | 14.9°C | 9.8°C | 26.1°C | 5.4°C | 122 mm | 74% | 0.8 m/s | 5.6 |
| 1994 | 22.2°C | 16.6°C | 11.0°C | 28.9°C | 5.5°C | 85 mm | 73% | 0.8 m/s | 6 |
| 1993 | 18.8°C | 14.0°C | 9.3°C | 23.0°C | 5.6°C | 84 mm | 75% | 0.8 m/s | 5.6 |
| 1992 | 21.6°C | 15.7°C | 9.8°C | 28.8°C | 3.8°C | 60 mm | 64% | 0.8 m/s | 6 |
| 1991 | 21.6°C | 15.6°C | 9.5°C | 29.1°C | 5.2°C | 44 mm | 66% | 0.9 m/s | 6.2 |
| 1990 | 21.9°C | 16.2°C | 10.5°C | 30.2°C | 6.8°C | 68 mm | 73% | 0.7 m/s | 6.5 |
| 1989 | 21.8°C | 16.2°C | 10.5°C | 28.6°C | 7.0°C | 108 mm | 73% | 0.7 m/s | 6.1 |
| 1988 | 21.0°C | 15.4°C | 9.9°C | 29.7°C | 5.9°C | 47 mm | 65% | 1 m/s | 5.8 |
| 1987 | 23.0°C | 16.6°C | 10.3°C | 30.2°C | 6.2°C | 130 mm | 66% | 0.7 m/s | 5.7 |
| 1986 | 19.2°C | 14.1°C | 9.0°C | 25.8°C | 4.3°C | 120 mm | 76% | 0.8 m/s | 5.5 |
| 1985 | 23.9°C | 16.7°C | 9.4°C | 29.9°C | 6.6°C | 21 mm | 56% | 0.9 m/s | 6.4 |
| 1984 | 22.2°C | 15.7°C | 9.2°C | 32.7°C | 5.8°C | 32 mm | 63% | 0.9 m/s | 6.3 |
| 1983 | 20.3°C | 14.9°C | 9.5°C | 31.4°C | 5.6°C | 142 mm | 77% | 0.8 m/s | — |
| 1982 | 21.2°C | 16.2°C | 11.1°C | 28.5°C | 5.9°C | 189 mm | 76% | 0.8 m/s | — |
| 1981 | 22.6°C | 16.6°C | 10.6°C | 29.5°C | 5.8°C | 76 mm | 67% | 0.8 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 21.8°C with lows near 10.4°C (mean 16.1°C), based on 45 years of NASA POWER data.
July averages 91 mm of rainfall in Grande Prairie, a relatively wet time of year. The wettest on record was 195 mm in 2011.
The hottest July reached 34.3°C in 2013. The coldest dipped to 1.8°C in 2002.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 1.3°C. Daytime highs moved from 22°C to 23.1°C and overnight lows from 10°C to 11.4°C over the same span.
July is one of the warmer months of the year in Grande Prairie and a relatively wet time of year, so plan for around 21.8°C daytime highs and 10.4°C at night.
Not quite — July is the 12th coolest month in Grande Prairie, averaging 16.1°C.
For July in Grande Prairie, pack light layers you can adjust through the day, with typical highs of 21.8°C and lows of 10.4°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 70% — moderately humid.
Average wind speed in July is 0.9 m/s. The windiest July on record averaged 1.1 m/s (2002).
The wettest July on record was 2011 with 195 mm. On average, July sees 91 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Grande Prairie behaves each July, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for July specifically, along with year-by-year records and how the month has changed over the decades.
