July is one of the warmer months of the year in Sault Ste. Marie, with average highs near 21.5°C and lows around 12.2°C (mean 16.9°C). It is about average for rainfall, averaging 82 mm of rainfall and 82% relative humidity across the period.
July is one of the warmer months of the year in Sault Ste. Marie. Across 45 years of records, the warmest July in Sault Ste. Marie was 2012 — when the month averaged 20.6°C — while the coldest was 2009 at 13.2°C. Typical July days reach 21.5°C with nights near 12.2°C. The long-term trend is warming, about 0.4°C per decade.
July is about average for rainfall in Sault Ste. Marie, averaging 82 mm of rainfall. The wettest July on record was 1996 with 167 mm, while the driest was 1989 at 16 mm.
Relative humidity in Sault Ste. Marie during July averages 82%. The most humid July was 1996 at 87%, and the least humid was 2005 at 72%.
July receives about 5.8 kWh/m²/day of solar energy in Sault Ste. Marie. The sunniest July was 2005 at 6.5 kWh/m²/day, and the cloudiest was 1992 at 4.6.
Average wind speed in Sault Ste. Marie during July is 1.2 m/s. The windiest Julys were 1998, 2013 and 2014 at 1.4 m/s, while the calmest was 1989 at 0.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 16.9°C | 15.9°C | 16.4°C | 17.6°C | 18.0°C | +1.1°C |
| Avg High | 22.0°C | 20.4°C | 21.1°C | 22.1°C | 22.3°C | +0.3°C |
| Avg Low | 11.8°C | 11.4°C | 11.7°C | 13.0°C | 13.7°C | +1.9°C |
| Avg Rain | 65 mm | 100 mm | 77 mm | 76 mm | 98 mm | +33 mm |
July temperatures in Sault Ste. Marie have risen by about 1.5°C between 1981–1985 and 2021–2025.
July has ranged from a record low of 3.9°C (1983) to a record high of 31.5°C (2005).
Rainfall in July is about average for rainfall, averaging 82 mm, with a wettest year of 167 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.2°C per decade while lows rose 0.5°C per decade, narrowing the gap between day and night.
One of the best times to visit Sault Ste. Marie
July is one of the best times to visit Sault Ste. Marie. Expect days averaging 21.5°C and nights around 12.2°C (mean 16.9°C) — warmer than Sault Ste. Marie's yearly average — with higher rainfall (82 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 | 22.2°C | 17.7°C | 13.3°C | 27.5°C | 9.0°C | 85 mm | 83% | 1.2 m/s | 6 |
| 2024 | 22.8°C | 18.6°C | 14.4°C | 27.7°C | 7.4°C | 69 mm | 82% | 1.2 m/s | 6 |
| 2023 | 21.8°C | 17.3°C | 12.8°C | 26.5°C | 8.9°C | 87 mm | 82% | 1.2 m/s | 6.1 |
| 2022 | 20.8°C | 16.5°C | 12.2°C | 26.0°C | 6.3°C | 82 mm | 83% | 1.3 m/s | 6 |
| 2021 | 22.6°C | 18.3°C | 14.0°C | 26.2°C | 10.3°C | 145 mm | 80% | 1.2 m/s | 5.9 |
| 2020 | 23.6°C | 19.5°C | 15.4°C | 27.3°C | 10.7°C | 118 mm | 84% | 1.2 m/s | 6.2 |
| 2019 | 21.5°C | 16.8°C | 12.1°C | 26.4°C | 8.6°C | 45 mm | 82% | 1.3 m/s | 6.3 |
| 2018 | 22.9°C | 18.3°C | 13.7°C | 27.0°C | 9.8°C | 57 mm | 82% | 1.2 m/s | 6.4 |
| 2017 | 20.9°C | 16.4°C | 11.9°C | 26.4°C | 8.6°C | 114 mm | 84% | 1.2 m/s | 5.9 |
| 2016 | 22.5°C | 18.2°C | 13.8°C | 26.1°C | 9.6°C | 105 mm | 83% | 1.3 m/s | 6.2 |
| 2015 | 21.1°C | 16.6°C | 12.1°C | 27.0°C | 6.8°C | 53 mm | 84% | 1.2 m/s | 6.2 |
| 2014 | 18.5°C | 14.2°C | 9.9°C | 23.4°C | 5.6°C | 65 mm | 87% | 1.4 m/s | 5.6 |
| 2013 | 21.9°C | 17.7°C | 13.6°C | 28.0°C | 8.2°C | 146 mm | 83% | 1.4 m/s | 6.1 |
| 2012 🔥 | 25.3°C | 20.6°C | 16.0°C | 28.2°C | 12.1°C | 61 mm | 75% | 1.3 m/s | 6.4 |
| 2011 | 22.5°C | 17.7°C | 12.8°C | 26.5°C | 7.0°C | 62 mm | 85% | 1.2 m/s | 6.2 |
| 2010 | 23.6°C | 19.0°C | 14.4°C | 27.5°C | 7.2°C | 55 mm | 80% | 1.2 m/s | 5.9 |
| 2009 ❄️ | 17.5°C | 13.2°C | 9.0°C | 21.7°C | 5.6°C | 81 mm | 87% | 1.2 m/s | 5.4 |
| 2008 | 19.9°C | 15.6°C | 11.3°C | 23.5°C | 5.6°C | 105 mm | 87% | 1.2 m/s | 5.4 |
| 2007 | 22.7°C | 17.5°C | 12.3°C | 30.7°C | 7.4°C | 51 mm | 73% | 1.1 m/s | 5.9 |
| 2006 | 25.3°C | 20.1°C | 14.8°C | 31.1°C | 9.4°C | 58 mm | 73% | 1.2 m/s | 6 |
| 2005 | 24.4°C | 19.1°C | 13.7°C | 31.5°C | 6.9°C | 64 mm | 72% | 1.2 m/s | 6.5 |
| 2004 | 19.9°C | 15.3°C | 10.8°C | 24.4°C | 6.7°C | 78 mm | 85% | 1.1 m/s | 5.7 |
| 2003 | 19.6°C | 14.8°C | 10.0°C | 23.4°C | 4.3°C | 117 mm | 86% | 1.2 m/s | 6 |
| 2002 | 22.1°C | 17.5°C | 12.9°C | 26.1°C | 8.6°C | 83 mm | 85% | 1 m/s | 6.3 |
| 2001 | 18.9°C | 14.7°C | 10.4°C | 26.1°C | 4.2°C | 63 mm | 85% | 1.2 m/s | 5.6 |
| 2000 | 21.0°C | 16.6°C | 12.2°C | 27.4°C | 7.0°C | 67 mm | 80% | 1.3 m/s | 5.9 |
| 1999 | 22.2°C | 17.8°C | 13.4°C | 27.6°C | 7.9°C | 131 mm | 85% | 1.2 m/s | 5.9 |
| 1998 | 22.6°C | 18.1°C | 13.7°C | 26.7°C | 10.1°C | 57 mm | 77% | 1.4 m/s | 6.4 |
| 1997 | 19.6°C | 15.1°C | 10.6°C | 25.2°C | 4.9°C | 47 mm | 85% | 1.1 m/s | 6 |
| 1996 🌧️ | 18.0°C | 14.0°C | 9.9°C | 23.8°C | 6.8°C | 167 mm | 87% | 1.1 m/s | 4.9 |
| 1995 | 21.8°C | 17.1°C | 12.4°C | 29.1°C | 6.6°C | 101 mm | 82% | 1.2 m/s | 5 |
| 1994 | 20.4°C | 15.7°C | 11.1°C | 25.1°C | 6.8°C | 128 mm | 85% | 1.1 m/s | 5.5 |
| 1993 | 20.1°C | 15.7°C | 11.2°C | 24.9°C | 7.5°C | 90 mm | 85% | 1.2 m/s | 5.3 |
| 1992 | 18.0°C | 13.6°C | 9.2°C | 22.0°C | 4.6°C | 109 mm | 84% | 1.1 m/s | 4.6 |
| 1991 | 21.0°C | 16.4°C | 11.7°C | 28.4°C | 7.5°C | 99 mm | 81% | 1.2 m/s | 5.7 |
| 1990 | 20.4°C | 15.6°C | 10.7°C | 25.9°C | 7.0°C | 75 mm | 82% | 1.1 m/s | 5.5 |
| 1989 | 23.2°C | 17.6°C | 12.1°C | 28.1°C | 7.5°C | 16 mm | 77% | 0.9 m/s | 6.4 |
| 1988 | 24.2°C | 18.5°C | 12.8°C | 30.6°C | 6.3°C | 67 mm | 73% | 1 m/s | 5.8 |
| 1987 | 23.1°C | 18.3°C | 13.5°C | 27.3°C | 6.3°C | 73 mm | 79% | 1.1 m/s | 5.2 |
| 1986 | 20.9°C | 16.4°C | 11.8°C | 25.3°C | 5.9°C | 120 mm | 85% | 1 m/s | 5.1 |
| 1985 | 19.0°C | 14.2°C | 9.4°C | 22.7°C | 5.3°C | 90 mm | 84% | 1.1 m/s | 5.5 |
| 1984 | 19.7°C | 14.8°C | 9.9°C | 24.1°C | 5.9°C | 68 mm | 83% | 1.1 m/s | 5.2 |
| 1983 | 23.4°C | 18.3°C | 13.2°C | 28.3°C | 3.9°C | 63 mm | 82% | 1.1 m/s | — |
| 1982 | 21.4°C | 16.4°C | 11.4°C | 25.2°C | 7.1°C | 63 mm | 80% | 1.1 m/s | — |
| 1981 | 22.7°C | 17.4°C | 12.2°C | 27.2°C | 8.7°C | 26 mm | 77% | 1.1 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 21.5°C with lows near 12.2°C (mean 16.9°C), based on 45 years of NASA POWER data.
July averages 82 mm of rainfall in Sault Ste. Marie, about average for rainfall. The wettest on record was 167 mm in 1996.
The hottest July reached 31.5°C in 2005. The coldest dipped to 3.9°C in 1983.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 1.5°C. Daytime highs moved from 21.2°C to 22°C and overnight lows from 11.2°C to 13.3°C over the same span.
July is one of the warmer months of the year in Sault Ste. Marie and about average for rainfall, so plan for around 21.5°C daytime highs and 12.2°C at night.
Not quite — July is the 11th coolest month in Sault Ste. Marie, averaging 16.9°C.
For July in Sault Ste. Marie, pack light layers you can adjust through the day, with typical highs of 21.5°C and lows of 12.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 82% — quite humid.
Average wind speed in July is 1.2 m/s. The windiest July on record averaged 1.4 m/s (1998).
The wettest July on record was 1996 with 167 mm. On average, July sees 82 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 Sault Ste. Marie 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.
