Mattawa climate

Mattawa Weather in March

NOAA 1991-2020 normals for Priest Rapids Dam, 10.2 km from Mattawa

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 daily high and low temperature at Mattawa, in °F, with the record for each date.020406080151015202530
  • 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.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Mar 152°F34°F63°F 20088°F 201924%2%
Mar 252°F35°F64°F 201315°F 201924%2%
Mar 353°F35°F65°F 200516°F 200123%2%
Mar 453°F35°F64°F 20057°F 201923%2%
Mar 554°F35°F68°F 20267°F 201923%1%
Mar 654°F36°F64°F 200516°F 201923%1%
Mar 754°F36°F70°F 200520°F 199923%1%
Mar 855°F36°F73°F 20055°F 201923%1%
Mar 955°F36°F73°F 20045°F 201923%1%
Mar 1055°F36°F73°F 20055°F 201923%1%
Mar 1156°F37°F72°F 20055°F 201922%1%
Mar 1256°F37°F76°F 200510°F 201922%1%
Mar 1356°F37°F69°F 200417°F 200922%1%
Mar 1457°F37°F68°F 200519°F 200222%1%
Mar 1557°F38°F70°F 200419°F 200622%1%
Mar 1657°F38°F71°F 200513°F 200222%1%
Mar 1757°F38°F72°F 200418°F 202022%1%
Mar 1858°F38°F73°F 202418°F 200222%1%
Mar 1958°F39°F74°F 202619°F 200222%1%
Mar 2058°F39°F76°F 202421°F 200122%1%
Mar 2159°F39°F74°F 199921°F 200122%1%
Mar 2259°F39°F71°F 200420°F 201322%1%
Mar 2359°F40°F77°F 200421°F 201322%1%
Mar 2459°F40°F70°F 200119°F 201322%1%
Mar 2560°F40°F75°F 202520°F 201322%1%
Mar 2660°F40°F75°F 202521°F 202021%1%
Mar 2760°F41°F76°F 202521°F 200821%0%
Mar 2860°F41°F74°F 201523°F 200321%0%
Mar 2961°F41°F71°F 202221°F 200821%0%
Mar 3061°F41°F72°F 200322°F 200821%0%
Mar 3161°F41°F79°F 200321°F 202621%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Mattawa, in percent, and of at least 0.1 inch of snowfall.05101520251102030
  • 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

Every day of March: sun and moon

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.