Mattawa Weather in March
Average highs run from 52°F on March 1 to 61°F on March 31, and lows from 34°F to 41°F. Normal precipitation for the month is 0.74 in over about 7 wet days.
March day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
March at a glance
- Average high
- 57°F
- Average low
- 38°F
- Precipitation
- 0.74 in
- Snowfall
- 0.4 in
- Record high
- 79°FMar 31, 2003
- Record low
- 5°FMar 8, 2019
- Chance of a freeze
- 95%
- Daylight
- 11 h 07 min to 12 h 47 min
- Cloud cover
- 67%
- Humidity
- 67%
- Dew point
- 31°F
- Wind
- 8.1 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Mar 1 | 52°F | 34°F | 63°F 2008 | 8°F 2019 | 24% | 2% |
| Mar 2 | 52°F | 35°F | 64°F 2013 | 15°F 2019 | 24% | 2% |
| Mar 3 | 53°F | 35°F | 65°F 2005 | 16°F 2001 | 23% | 2% |
| Mar 4 | 53°F | 35°F | 64°F 2005 | 7°F 2019 | 23% | 2% |
| Mar 5 | 54°F | 35°F | 68°F 2026 | 7°F 2019 | 23% | 1% |
| Mar 6 | 54°F | 36°F | 64°F 2005 | 16°F 2019 | 23% | 1% |
| Mar 7 | 54°F | 36°F | 70°F 2005 | 20°F 1999 | 23% | 1% |
| Mar 8 | 55°F | 36°F | 73°F 2005 | 5°F 2019 | 23% | 1% |
| Mar 9 | 55°F | 36°F | 73°F 2004 | 5°F 2019 | 23% | 1% |
| Mar 10 | 55°F | 36°F | 73°F 2005 | 5°F 2019 | 23% | 1% |
| Mar 11 | 56°F | 37°F | 72°F 2005 | 5°F 2019 | 22% | 1% |
| Mar 12 | 56°F | 37°F | 76°F 2005 | 10°F 2019 | 22% | 1% |
| Mar 13 | 56°F | 37°F | 69°F 2004 | 17°F 2009 | 22% | 1% |
| Mar 14 | 57°F | 37°F | 68°F 2005 | 19°F 2002 | 22% | 1% |
| Mar 15 | 57°F | 38°F | 70°F 2004 | 19°F 2006 | 22% | 1% |
| Mar 16 | 57°F | 38°F | 71°F 2005 | 13°F 2002 | 22% | 1% |
| Mar 17 | 57°F | 38°F | 72°F 2004 | 18°F 2020 | 22% | 1% |
| Mar 18 | 58°F | 38°F | 73°F 2024 | 18°F 2002 | 22% | 1% |
| Mar 19 | 58°F | 39°F | 74°F 2026 | 19°F 2002 | 22% | 1% |
| Mar 20 | 58°F | 39°F | 76°F 2024 | 21°F 2001 | 22% | 1% |
| Mar 21 | 59°F | 39°F | 74°F 1999 | 21°F 2001 | 22% | 1% |
| Mar 22 | 59°F | 39°F | 71°F 2004 | 20°F 2013 | 22% | 1% |
| Mar 23 | 59°F | 40°F | 77°F 2004 | 21°F 2013 | 22% | 1% |
| Mar 24 | 59°F | 40°F | 70°F 2001 | 19°F 2013 | 22% | 1% |
| Mar 25 | 60°F | 40°F | 75°F 2025 | 20°F 2013 | 22% | 1% |
| Mar 26 | 60°F | 40°F | 75°F 2025 | 21°F 2020 | 21% | 1% |
| Mar 27 | 60°F | 41°F | 76°F 2025 | 21°F 2008 | 21% | 0% |
| Mar 28 | 60°F | 41°F | 74°F 2015 | 23°F 2003 | 21% | 0% |
| Mar 29 | 61°F | 41°F | 71°F 2022 | 21°F 2008 | 21% | 0% |
| Mar 30 | 61°F | 41°F | 72°F 2003 | 22°F 2008 | 21% | 0% |
| Mar 31 | 61°F | 41°F | 79°F 2003 | 21°F 2026 | 21% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PDT).
- March 1
- sunrise 6:39 AM, sunset 5:46 PM
- March 31
- sunrise 6:41 AM, sunset 7:28 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00456747 (Priest Rapids Dam), public domain. Records: NOAA GHCN-Daily, station USC00457522, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: 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 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.