July is one of the warmer months of the year in Saint-Jérôme, with average highs near 24.3°C and lows around 14.2°C (mean 19.3°C). It is about average for rainfall, averaging 87 mm of rainfall and 80% relative humidity across the period.
July is one of the warmer months of the year in Saint-Jérôme. Across 45 years of records, the warmest July in Saint-Jérôme was 2020 — when the month averaged 21.8°C — while the coldest was 1992 at 16.1°C. Typical July days reach 24.3°C with nights near 14.2°C. The long-term trend is warming, about 0.4°C per decade.
July is about average for rainfall in Saint-Jérôme, averaging 87 mm of rainfall. The wettest July on record was 2004 with 148 mm, while the driest was 1989 at 46 mm.
Relative humidity in Saint-Jérôme during July averages 80%. The most humid July was 2009 at 86%, and the least humid was 1995 at 68%.
July receives about 5.7 kWh/m²/day of solar energy in Saint-Jérôme. The sunniest July was 2018 at 6.5 kWh/m²/day, and the cloudiest was 2009 at 4.9.
Average wind speed in Saint-Jérôme during July is 0.9 m/s. The windiest July was 1996 at 1.1 m/s, while the calmest were 2013, 2019 and 2023, among others at 0.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 18.6°C | 19.2°C | 18.7°C | 19.7°C | 20.5°C | +1.9°C |
| Avg High | 23.8°C | 24.4°C | 23.4°C | 24.8°C | 25.7°C | +1.9°C |
| Avg Low | 13.5°C | 13.9°C | 13.9°C | 14.6°C | 15.3°C | +1.8°C |
| Avg Rain | 83 mm | 78 mm | 109 mm | 83 mm | 77 mm | -6 mm |
July temperatures in Saint-Jérôme have risen by about 1.8°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 4.8°C (1982) to a record high of 34.1°C (1995).
Rainfall in July is about average for rainfall, averaging 87 mm, with a wettest year of 148 mm.
One of the best times to visit Saint-Jérôme
July is one of the best times to visit Saint-Jérôme. Expect days averaging 24.3°C and nights around 14.2°C (mean 19.3°C) — warmer than Saint-Jérôme's yearly average — with higher rainfall (87 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 | 26.8°C | 21.0°C | 15.3°C | 32.0°C | 9.4°C | 55 mm | 73% | 0.9 m/s | 5.8 |
| 2024 | 26.4°C | 21.1°C | 15.8°C | 30.4°C | 9.7°C | 86 mm | 78% | 0.9 m/s | 5.9 |
| 2023 | 25.3°C | 20.7°C | 16.0°C | 30.8°C | 9.3°C | 113 mm | 82% | 0.8 m/s | 5.1 |
| 2022 | 24.8°C | 19.5°C | 14.1°C | 29.3°C | 7.8°C | 65 mm | 77% | 1 m/s | 6.2 |
| 2021 | 24.2°C | 19.1°C | 14.0°C | 29.2°C | 9.2°C | 61 mm | 75% | 0.9 m/s | 5 |
| 2020 🔥 | 26.8°C | 21.8°C | 16.8°C | 32.2°C | 12.8°C | 83 mm | 79% | 0.9 m/s | 5.9 |
| 2019 | 26.0°C | 20.7°C | 15.3°C | 29.9°C | 10.4°C | 71 mm | 80% | 0.8 m/s | 6.2 |
| 2018 | 26.1°C | 20.8°C | 15.5°C | 31.5°C | 9.5°C | 90 mm | 80% | 0.9 m/s | 6.5 |
| 2017 | 23.1°C | 18.5°C | 13.9°C | 26.7°C | 8.9°C | 109 mm | 83% | 0.9 m/s | 5.5 |
| 2016 | 24.3°C | 19.1°C | 14.0°C | 28.1°C | 10.0°C | 97 mm | 82% | 0.9 m/s | 5.8 |
| 2015 | 24.2°C | 19.0°C | 13.8°C | 29.6°C | 7.4°C | 88 mm | 81% | 0.9 m/s | 5.7 |
| 2014 | 22.8°C | 18.2°C | 13.6°C | 28.9°C | 10.0°C | 94 mm | 83% | 1 m/s | 5.5 |
| 2013 | 24.7°C | 19.7°C | 14.6°C | 30.1°C | 6.8°C | 54 mm | 80% | 0.8 m/s | 6 |
| 2012 | 25.0°C | 19.5°C | 14.0°C | 29.8°C | 9.2°C | 57 mm | 77% | 0.8 m/s | 6.4 |
| 2011 | 25.6°C | 20.5°C | 15.3°C | 30.5°C | 12.5°C | 95 mm | 80% | 0.8 m/s | 6.2 |
| 2010 | 25.7°C | 20.7°C | 15.7°C | 31.5°C | 8.7°C | 79 mm | 79% | 0.9 m/s | 5.9 |
| 2009 | 21.9°C | 17.7°C | 13.5°C | 26.1°C | 7.8°C | 143 mm | 86% | 0.9 m/s | 4.9 |
| 2008 | 23.5°C | 18.9°C | 14.3°C | 28.1°C | 9.2°C | 127 mm | 84% | 0.9 m/s | 5.4 |
| 2007 | 23.1°C | 18.2°C | 13.3°C | 27.7°C | 6.7°C | 113 mm | 82% | 0.8 m/s | 5.5 |
| 2006 | 25.2°C | 20.3°C | 15.4°C | 29.7°C | 10.5°C | 126 mm | 84% | 0.9 m/s | 5.7 |
| 2005 | 24.6°C | 19.5°C | 14.3°C | 29.3°C | 8.8°C | 82 mm | 81% | 0.8 m/s | 6.1 |
| 2004 🌧️ | 23.5°C | 18.9°C | 14.3°C | 28.0°C | 8.3°C | 148 mm | 83% | 0.8 m/s | 5.3 |
| 2003 | 23.6°C | 18.9°C | 14.3°C | 28.4°C | 10.7°C | 97 mm | 83% | 1 m/s | 5.4 |
| 2002 | 24.4°C | 19.4°C | 14.4°C | 32.1°C | 8.7°C | 86 mm | 81% | 1 m/s | 5.9 |
| 2001 | 22.4°C | 17.5°C | 12.6°C | 29.6°C | 7.2°C | 62 mm | 79% | 0.9 m/s | 5.7 |
| 2000 | 22.3°C | 17.6°C | 12.8°C | 26.7°C | 8.2°C | 103 mm | 82% | 0.9 m/s | 5.5 |
| 1999 | 25.6°C | 20.2°C | 14.9°C | 30.6°C | 10.2°C | 71 mm | 78% | 0.9 m/s | 5.9 |
| 1998 | 23.8°C | 18.9°C | 14.0°C | 28.7°C | 9.5°C | 96 mm | 80% | 1 m/s | 5.7 |
| 1997 | 24.9°C | 19.3°C | 13.7°C | 30.0°C | 8.6°C | 58 mm | 74% | 1 m/s | 5.8 |
| 1996 | 23.2°C | 18.5°C | 13.7°C | 27.3°C | 10.3°C | 88 mm | 80% | 1.1 m/s | 5.1 |
| 1995 | 27.6°C | 21.5°C | 15.3°C | 34.1°C | 10.1°C | 78 mm | 68% | 1 m/s | 5.6 |
| 1994 | 24.9°C | 19.8°C | 14.7°C | 28.9°C | 8.9°C | 58 mm | 81% | 0.9 m/s | 5.5 |
| 1993 | 25.3°C | 20.0°C | 14.7°C | 30.2°C | 9.9°C | 51 mm | 78% | 1 m/s | 5.5 |
| 1992 ❄️ | 21.2°C | 16.1°C | 11.0°C | 25.1°C | 6.2°C | 100 mm | 82% | 0.9 m/s | 5.4 |
| 1991 | 23.9°C | 18.6°C | 13.4°C | 29.7°C | 8.1°C | 75 mm | 79% | 0.9 m/s | 6.1 |
| 1990 | 23.7°C | 18.8°C | 13.9°C | 28.4°C | 7.7°C | 107 mm | 80% | 0.9 m/s | 5.8 |
| 1989 | 24.3°C | 18.7°C | 13.1°C | 29.3°C | 8.9°C | 46 mm | 79% | 0.8 m/s | 6.3 |
| 1988 | 25.2°C | 20.0°C | 14.9°C | 32.5°C | 8.3°C | 64 mm | 81% | 0.8 m/s | 5.4 |
| 1987 | 24.4°C | 19.2°C | 14.1°C | 30.6°C | 6.5°C | 113 mm | 81% | 0.9 m/s | 5.7 |
| 1986 | 22.1°C | 17.2°C | 12.3°C | 28.3°C | 7.6°C | 104 mm | 82% | 0.9 m/s | 5.3 |
| 1985 | 22.8°C | 17.6°C | 12.5°C | 27.2°C | 8.1°C | 102 mm | 81% | 0.9 m/s | 5.9 |
| 1984 | 23.4°C | 18.7°C | 14.0°C | 28.3°C | 9.7°C | 98 mm | 82% | 1 m/s | 5 |
| 1983 | 24.2°C | 18.9°C | 13.6°C | 28.0°C | 7.1°C | 80 mm | 81% | 1 m/s | — |
| 1982 | 23.7°C | 18.2°C | 12.7°C | 28.4°C | 4.8°C | 70 mm | 78% | 1 m/s | — |
| 1981 | 24.2°C | 19.1°C | 14.0°C | 29.7°C | 8.6°C | 69 mm | 81% | 0.9 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 24.3°C with lows near 14.2°C (mean 19.3°C), based on 45 years of NASA POWER data.
July averages 87 mm of rainfall in Saint-Jérôme, about average for rainfall. The wettest on record was 148 mm in 2004.
The hottest July reached 34.1°C in 1995. The coldest dipped to 4.8°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 1.8°C. Daytime highs moved from 23.7°C to 25.5°C and overnight lows from 13.4°C to 15°C over the same span.
July is one of the warmer months of the year in Saint-Jérôme and about average for rainfall, so plan for around 24.3°C daytime highs and 14.2°C at night.
Not quite — July is the 12th coolest month in Saint-Jérôme, averaging 19.3°C.
For July in Saint-Jérôme, pack light layers you can adjust through the day, with typical highs of 24.3°C and lows of 14.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 80% — quite humid.
Average wind speed in July is 0.9 m/s. The windiest July on record averaged 1.1 m/s (1996).
The wettest July on record was 2004 with 148 mm. On average, July sees 87 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 Saint-Jérôme 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.
