Yellowknife Weather in March
Average highs run from -19°C on March 1 to -8°C on March 31, and lows from -29°C to -17°C. Normal precipitation for the month is 22 mm over about 6 wet days.
March day by day
The normal high and low for each date, in °C.
- Normal low
- Normal high
- Reanalysis extreme high
- Reanalysis extreme low
March at a glance
- Average high
- -13°C
- Average low
- -23°C
- Precipitation
- 22 mm
- Reanalysis high
- 1°CMar 31, 1993
- Reanalysis low
- -49°CMar 5, 1991
- Daylight
- 10 h 21 min to 13 h 22 min
- Cloud cover
- 52%
- Humidity
- 95%
- Dew point
- -19°C
- Wind
- 16.2 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 |
|---|---|---|---|---|---|
| Mar 1 | -19°C | -29°C | -3°C 2010 | -45°C 2008 | 15% |
| Mar 2 | -19°C | -29°C | -3°C 2010 | -48°C 2008 | 15% |
| Mar 3 | -19°C | -28°C | 0°C 2010 | -44°C 2011 | 14% |
| Mar 4 | -18°C | -28°C | -3°C 2010 | -43°C 2007 | 14% |
| Mar 5 | -18°C | -28°C | -2°C 2010 | -49°C 1991 | 15% |
| Mar 6 | -18°C | -28°C | -3°C 2010 | -48°C 1991 | 15% |
| Mar 7 | -18°C | -27°C | -1°C 2010 | -44°C 2003 | 16% |
| Mar 8 | -17°C | -27°C | -2°C 2008 | -43°C 2009 | 17% |
| Mar 9 | -17°C | -27°C | -3°C 2006 | -46°C 2009 | 17% |
| Mar 10 | -16°C | -26°C | -4°C 2010 | -45°C 2011 | 18% |
| Mar 11 | -16°C | -26°C | -1°C 2010 | -41°C 2011 | 18% |
| Mar 12 | -15°C | -25°C | 0°C 2018 | -37°C 2009 | 18% |
| Mar 13 | -15°C | -25°C | -3°C 1999 | -39°C 2002 | 18% |
| Mar 14 | -14°C | -24°C | 0°C 2010 | -42°C 2013 | 20% |
| Mar 15 | -14°C | -24°C | 0°C 2010 | -40°C 2007 | 20% |
| Mar 16 | -13°C | -23°C | 0°C 1994 | -41°C 2007 | 20% |
| Mar 17 | -13°C | -23°C | -2°C 1994 | -34°C 2007 | 20% |
| Mar 18 | -12°C | -22°C | 1°C 2019 | -34°C 1996 | 20% |
| Mar 19 | -12°C | -22°C | 0°C 2019 | -37°C 2007 | 20% |
| Mar 20 | -11°C | -21°C | 1°C 2019 | -41°C 2017 | 20% |
| Mar 21 | -11°C | -21°C | 1°C 2019 | -36°C 1996 | 19% |
| Mar 22 | -10°C | -20°C | 1°C 1993 | -38°C 1996 | 19% |
| Mar 23 | -10°C | -20°C | 1°C 1993 | -33°C 1994 | 18% |
| Mar 24 | -9°C | -19°C | 1°C 2006 | -42°C 2004 | 18% |
| Mar 25 | -9°C | -19°C | 1°C 1999 | -44°C 2004 | 19% |
| Mar 26 | -9°C | -19°C | 0°C 2006 | -30°C 1995 | 19% |
| Mar 27 | -9°C | -18°C | 0°C 2015 | -32°C 1997 | 18% |
| Mar 28 | -8°C | -18°C | 1°C 2016 | -37°C 2018 | 18% |
| Mar 29 | -8°C | -18°C | 1°C 2005 | -37°C 2018 | 16% |
| Mar 30 | -8°C | -18°C | 1°C 2000 | -35°C 2014 | 16% |
| Mar 31 | -8°C | -17°C | 1°C 1993 | -31°C 2020 | 16% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (MDT).
- March 1
- sunrise 7:40 AM, sunset 6:01 PM
- March 31
- sunrise 7:01 AM, sunset 8:23 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.