Whitehorse Weather in May
Average highs run from 3°C on May 1 to 11°C on May 31, and lows from -5°C to 1°C. Normal precipitation for the month is 37 mm over about 12 wet days.
May day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
May at a glance
- Average high
- 7°C
- Average low
- -2°C
- Precipitation
- 37 mm
- Reanalysis high
- 21°CMay 29, 1998
- Reanalysis low
- -16°CMay 5, 2002
- Daylight
- 16 h 10 min to 18 h 31 min
- Cloud cover
- 68%
- Humidity
- 78%
- Dew point
- -1°C
- Wind
- 9.4 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Reanalysis high | Reanalysis low | Chance wet |
|---|---|---|---|---|---|
| May 1 | 3°C | -5°C | 8°C 2019 | -11°C 2006 | 28% |
| May 2 | 3°C | -5°C | 6°C 2005 | -13°C 2002 | 28% |
| May 3 | 4°C | -5°C | 9°C 1991 | -14°C 2002 | 29% |
| May 4 | 4°C | -4°C | 10°C 1995 | -14°C 2002 | 29% |
| May 5 | 4°C | -4°C | 10°C 1995 | -16°C 2002 | 30% |
| May 6 | 4°C | -4°C | 10°C 1995 | -13°C 2002 | 31% |
| May 7 | 5°C | -4°C | 13°C 2005 | -7°C 2013 | 32% |
| May 8 | 5°C | -4°C | 15°C 1995 | -8°C 2006 | 32% |
| May 9 | 5°C | -3°C | 17°C 1995 | -8°C 2001 | 32% |
| May 10 | 6°C | -3°C | 16°C 1995 | -8°C 1999 | 32% |
| May 11 | 6°C | -3°C | 17°C 1995 | -7°C 2010 | 31% |
| May 12 | 6°C | -3°C | 20°C 1995 | -7°C 2006 | 32% |
| May 13 | 7°C | -2°C | 17°C 2016 | -6°C 2007 | 34% |
| May 14 | 7°C | -2°C | 18°C 1993 | -6°C 2008 | 34% |
| May 15 | 7°C | -2°C | 20°C 1993 | -7°C 2012 | 34% |
| May 16 | 8°C | -2°C | 18°C 2015 | -6°C 1992 | 36% |
| May 17 | 8°C | -1°C | 17°C 2015 | -8°C 1992 | 36% |
| May 18 | 8°C | -1°C | 17°C 2015 | -6°C 1992 | 37% |
| May 19 | 9°C | -1°C | 16°C 2015 | -7°C 1992 | 36% |
| May 20 | 9°C | -1°C | 18°C 2015 | -7°C 2013 | 37% |
| May 21 | 9°C | 0°C | 18°C 2015 | -8°C 2013 | 38% |
| May 22 | 9°C | 0°C | 19°C 2015 | -4°C 1992 | 38% |
| May 23 | 10°C | 0°C | 18°C 2015 | -5°C 1992 | 38% |
| May 24 | 10°C | 0°C | 17°C 2015 | -6°C 2000 | 39% |
| May 25 | 10°C | 0°C | 19°C 2008 | -6°C 2001 | 40% |
| May 26 | 10°C | 0°C | 19°C 1998 | -4°C 1999 | 42% |
| May 27 | 10°C | 0°C | 20°C 1998 | -4°C 1997 | 43% |
| May 28 | 10°C | 1°C | 20°C 1998 | -3°C 2007 | 44% |
| May 29 | 11°C | 1°C | 21°C 1998 | -3°C 1999 | 46% |
| May 30 | 11°C | 1°C | 17°C 2011 | -3°C 1997 | 46% |
| May 31 | 11°C | 1°C | 19°C 2011 | -2°C 1991 | 46% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (GMT-7).
- May 1
- sunrise 5:53 AM, sunset 10:03 PM
- May 31
- sunrise 4:43 AM, sunset 11:14 PM
Other months
Sources
Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.