July is one of the warmer months of the year in Whitehorse, with average highs near 15.3°C and lows around 5.6°C (mean 10.5°C). It is a relatively wet time of year, averaging 70 mm of rainfall and 76% relative humidity across the period.
July is one of the warmer months of the year in Whitehorse. Across 45 years of records, the warmest July in Whitehorse was 2023 — when the month averaged 13.3°C — while the coldest was 2008 at 7.9°C. Typical July days reach 15.3°C with nights near 5.6°C. The long-term July temperature trend is broadly flat.
July is a relatively wet time of year in Whitehorse, averaging 70 mm of rainfall. The wettest July on record was 2014 with 137 mm, while the driest was 2009 at 28 mm.
Relative humidity in Whitehorse during July averages 76%. The most humid July was 2014 at 82%, and the least humid was 1982 at 70%.
July receives about 5.2 kWh/m²/day of solar energy in Whitehorse. The sunniest Julys were 2003, 2009 and 2021 at 5.6 kWh/m²/day, and the cloudiest was 2019 at 4.5.
Average wind speed in Whitehorse during July is 1.2 m/s. The windiest July was 2010 at 1.5 m/s, while the calmest were 2023 and 2025 at 1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 10.4°C | 10.5°C | 10.3°C | 10.4°C | 11.0°C | +0.6°C |
| Avg High | 15.4°C | 15.4°C | 15.1°C | 15.1°C | 15.5°C | +0.1°C |
| Avg Low | 5.3°C | 5.5°C | 5.4°C | 5.7°C | 6.4°C | +1.1°C |
| Avg Rain | 63 mm | 68 mm | 65 mm | 79 mm | 73 mm | +10 mm |
July temperatures in Whitehorse have risen by about 1.3°C between 1981–1985 and 2021–2025.
July has ranged from a record low of -1.2°C (2008) to a record high of 27°C (2009).
Rainfall in July is a relatively wet time of year, averaging 70 mm, with a wettest year of 137 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0°C per decade while lows rose 0.3°C per decade, narrowing the gap between day and night.
One of the best times to visit Whitehorse
July is one of the best times to visit Whitehorse. Expect days averaging 15.3°C and nights around 5.6°C (mean 10.5°C) — warmer than Whitehorse's yearly average — with moderate rainfall (70 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 | 15.7°C | 11.3°C | 6.8°C | 21.2°C | 1.7°C | 84 mm | 78% | 1 m/s | 4.8 |
| 2024 | 15.2°C | 10.7°C | 6.2°C | 21.6°C | 2.7°C | 100 mm | 80% | 1.4 m/s | 4.8 |
| 2023 🔥 | 18.2°C | 13.3°C | 8.4°C | 25.4°C | 3.2°C | 53 mm | 76% | 1 m/s | 5.3 |
| 2022 | 14.8°C | 10.8°C | 6.7°C | 22.5°C | 0.9°C | 79 mm | 82% | 1.3 m/s | 4.7 |
| 2021 | 15.8°C | 10.6°C | 5.5°C | 22.2°C | 1.3°C | 38 mm | 77% | 1.2 m/s | 5.6 |
| 2020 | 13.4°C | 9.1°C | 4.8°C | 22.2°C | 1.1°C | 85 mm | 82% | 1.2 m/s | 5 |
| 2019 | 16.6°C | 12.1°C | 7.7°C | 21.2°C | 4.0°C | 86 mm | 79% | 1.1 m/s | 4.5 |
| 2018 | 16.6°C | 11.7°C | 6.8°C | 23.3°C | 2.0°C | 39 mm | 74% | 1.3 m/s | 5.4 |
| 2017 | 14.5°C | 9.8°C | 5.1°C | 20.5°C | 1.9°C | 108 mm | 79% | 1.3 m/s | 4.8 |
| 2016 | 15.7°C | 11.3°C | 7.0°C | 20.5°C | 4.3°C | 89 mm | 78% | 1.2 m/s | 4.8 |
| 2015 | 14.1°C | 9.7°C | 5.3°C | 22.0°C | 1.2°C | 92 mm | 79% | 1.3 m/s | 4.8 |
| 2014 🌧️ | 14.3°C | 9.9°C | 5.5°C | 18.7°C | 3.0°C | 137 mm | 82% | 1.2 m/s | 4.9 |
| 2013 | 15.7°C | 11.0°C | 6.3°C | 22.4°C | 1.8°C | 97 mm | 76% | 1.2 m/s | 5.3 |
| 2012 | 14.0°C | 9.1°C | 4.1°C | 20.7°C | -0.7°C | 58 mm | 77% | 1.4 m/s | 5.3 |
| 2011 | 14.6°C | 9.8°C | 5.1°C | 21.6°C | 0.0°C | 52 mm | 74% | 1.1 m/s | 5.1 |
| 2010 | 14.9°C | 9.6°C | 4.2°C | 20.0°C | 1.1°C | 35 mm | 74% | 1.5 m/s | 5.5 |
| 2009 | 17.9°C | 12.5°C | 7.0°C | 27.0°C | 2.4°C | 28 mm | 70% | 1.2 m/s | 5.6 |
| 2008 ❄️ | 12.4°C | 7.9°C | 3.4°C | 18.6°C | -1.2°C | 86 mm | 80% | 1.4 m/s | 4.8 |
| 2007 | 14.6°C | 10.1°C | 5.6°C | 18.1°C | 1.1°C | 95 mm | 80% | 1.2 m/s | 5.1 |
| 2006 | 15.5°C | 10.5°C | 5.5°C | 20.2°C | 2.5°C | 59 mm | 76% | 1.1 m/s | 5.3 |
| 2005 | 14.1°C | 9.5°C | 4.9°C | 17.8°C | 1.3°C | 59 mm | 76% | 1.2 m/s | 5.3 |
| 2004 | 17.0°C | 12.1°C | 7.2°C | 22.3°C | 3.7°C | 47 mm | 72% | 1.2 m/s | 5 |
| 2003 | 16.5°C | 11.3°C | 6.2°C | 22.3°C | 2.7°C | 57 mm | 74% | 1.4 m/s | 5.6 |
| 2002 | 15.0°C | 9.9°C | 4.7°C | 20.0°C | 0.8°C | 71 mm | 73% | 1.4 m/s | 5.3 |
| 2001 | 14.1°C | 9.5°C | 5.0°C | 22.4°C | 1.7°C | 78 mm | 80% | 1.3 m/s | 4.9 |
| 2000 | 13.9°C | 9.2°C | 4.6°C | 19.3°C | 1.5°C | 70 mm | 80% | 1.3 m/s | 5.2 |
| 1999 | 15.3°C | 10.0°C | 4.8°C | 22.0°C | 0.4°C | 46 mm | 72% | 1.3 m/s | 5.3 |
| 1998 | 15.8°C | 10.6°C | 5.3°C | 24.4°C | 2.5°C | 45 mm | 70% | 1.2 m/s | 5.3 |
| 1997 | 15.4°C | 10.7°C | 6.1°C | 19.5°C | 2.6°C | 101 mm | 77% | 1.1 m/s | 5 |
| 1996 | 15.9°C | 10.7°C | 5.5°C | 22.6°C | 0.4°C | 43 mm | 71% | 1.3 m/s | 5.5 |
| 1995 | 15.7°C | 10.8°C | 5.8°C | 20.3°C | 2.4°C | 61 mm | 73% | 1.3 m/s | 5.3 |
| 1994 | 16.4°C | 11.2°C | 6.1°C | 23.0°C | 1.4°C | 79 mm | 72% | 1.2 m/s | 5.5 |
| 1993 | 15.3°C | 10.7°C | 6.2°C | 20.5°C | 2.7°C | 84 mm | 77% | 1.1 m/s | 5.3 |
| 1992 | 14.4°C | 9.7°C | 5.0°C | 21.1°C | 1.1°C | 69 mm | 79% | 1.2 m/s | 5.4 |
| 1991 | 13.4°C | 8.9°C | 4.4°C | 17.7°C | 1.8°C | 103 mm | 79% | 1.3 m/s | 4.9 |
| 1990 | 16.1°C | 11.2°C | 6.3°C | 23.2°C | 0.9°C | 50 mm | 72% | 1.2 m/s | 5.3 |
| 1989 | 17.4°C | 12.6°C | 7.8°C | 22.4°C | 3.0°C | 72 mm | 72% | 1.1 m/s | 5.2 |
| 1988 | 13.8°C | 9.0°C | 4.2°C | 19.8°C | 0.7°C | 120 mm | 80% | 1.2 m/s | 4.9 |
| 1987 | 16.1°C | 11.1°C | 6.1°C | 21.2°C | 1.7°C | 47 mm | 76% | 1.1 m/s | 5.4 |
| 1986 | 15.5°C | 10.5°C | 5.6°C | 21.9°C | 1.7°C | 95 mm | 77% | 1.2 m/s | 5.3 |
| 1985 | 15.2°C | 10.1°C | 5.0°C | 19.0°C | 1.2°C | 37 mm | 74% | 1.3 m/s | 5.5 |
| 1984 | 13.8°C | 8.7°C | 3.5°C | 18.0°C | 0.0°C | 32 mm | 74% | 1.2 m/s | 5.5 |
| 1983 | 14.7°C | 9.8°C | 5.0°C | 18.2°C | -0.3°C | 79 mm | 75% | 1.2 m/s | — |
| 1982 | 16.7°C | 11.2°C | 5.6°C | 24.8°C | 1.7°C | 32 mm | 70% | 1.2 m/s | — |
| 1981 | 15.6°C | 10.2°C | 4.9°C | 21.4°C | 0.2°C | 48 mm | 76% | 1.3 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 15.3°C with lows near 5.6°C (mean 10.5°C), based on 45 years of NASA POWER data.
July averages 70 mm of rainfall in Whitehorse, a relatively wet time of year. The wettest on record was 137 mm in 2014.
The hottest July reached 27°C in 2009. The coldest dipped to -1.2°C in 2008.
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 15.2°C to 15.9°C and overnight lows from 4.8°C to 6.7°C over the same span.
July is one of the warmer months of the year in Whitehorse and a relatively wet time of year, so plan for around 15.3°C daytime highs and 5.6°C at night.
Not quite — July is the 12th coolest month in Whitehorse, averaging 10.5°C.
For July in Whitehorse, pack warm layers and a jacket for chilly mornings, with typical highs of 15.3°C and lows of 5.6°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 76% — quite humid.
Average wind speed in July is 1.2 m/s. The windiest July on record averaged 1.5 m/s (2010).
The wettest July on record was 2014 with 137 mm. On average, July sees 70 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 Whitehorse 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.
