Cosmopolis Weather in March
Average highs run from 52°F on March 1 to 55°F on March 31, and lows from 37°F to 40°F. Normal precipitation for the month is 9.76 in over about 22 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
- 53°F
- Average low
- 38°F
- Precipitation
- 9.76 in
- Snowfall
- 0.2 in
- Record high
- 79°FMar 19, 2019
- Record low
- 22°FMar 1, 1971
- Chance of a freeze
- 76%
- Daylight
- 11 h 06 min to 12 h 47 min
- Cloud cover
- 74%
- Humidity
- 88%
- Dew point
- 41°F
- Wind
- 5.8 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 | 37°F | 65°F 1990 | 22°F 1971 | 69% | 0% |
| Mar 2 | 52°F | 37°F | 65°F 1990 | 27°F 1970 | 69% | 0% |
| Mar 3 | 52°F | 37°F | 67°F 1965 | 25°F 1989 | 69% | 0% |
| Mar 4 | 52°F | 37°F | 68°F 1965 | 23°F 1955 | 69% | 0% |
| Mar 5 | 52°F | 37°F | 69°F 1965 | 24°F 1955 | 69% | 0% |
| Mar 6 | 52°F | 38°F | 69°F 2001 | 26°F 1956 | 69% | 0% |
| Mar 7 | 53°F | 38°F | 64°F 1965 | 26°F 1955 | 69% | 0% |
| Mar 8 | 53°F | 38°F | 68°F 1965 | 28°F 2002 | 69% | 0% |
| Mar 9 | 53°F | 38°F | 67°F 1981 | 28°F 1962 | 69% | 0% |
| Mar 10 | 53°F | 38°F | 73°F 1965 | 27°F 1956 | 69% | 0% |
| Mar 11 | 53°F | 38°F | 71°F 1965 | 25°F 1956 | 69% | 0% |
| Mar 12 | 53°F | 38°F | 71°F 2018 | 26°F 1956 | 69% | 0% |
| Mar 13 | 53°F | 38°F | 69°F 1979 | 30°F 1954 | 69% | 0% |
| Mar 14 | 53°F | 38°F | 70°F 1996 | 29°F 1956 | 69% | 0% |
| Mar 15 | 53°F | 38°F | 66°F 2024 | 27°F 1955 | 69% | 0% |
| Mar 16 | 53°F | 39°F | 73°F 2024 | 27°F 1955 | 69% | 0% |
| Mar 17 | 53°F | 39°F | 71°F 2019 | 27°F 1971 | 69% | 0% |
| Mar 18 | 54°F | 39°F | 75°F 2019 | 28°F 1971 | 69% | 0% |
| Mar 19 | 54°F | 39°F | 79°F 2019 | 27°F 1965 | 69% | 0% |
| Mar 20 | 54°F | 39°F | 79°F 2019 | 26°F 1955 | 69% | 0% |
| Mar 21 | 54°F | 39°F | 70°F 1992 | 28°F 1971 | 69% | 0% |
| Mar 22 | 54°F | 39°F | 68°F 1979 | 30°F 1970 | 69% | 0% |
| Mar 23 | 54°F | 39°F | 67°F 1979 | 30°F 1954 | 69% | 0% |
| Mar 24 | 54°F | 39°F | 67°F 1982 | 30°F 1965 | 69% | 0% |
| Mar 25 | 54°F | 39°F | 69°F 1969 | 28°F 1971 | 69% | 0% |
| Mar 26 | 54°F | 39°F | 70°F 1969 | 29°F 1972 | 68% | 0% |
| Mar 27 | 54°F | 39°F | 77°F 1994 | 30°F 1991 | 68% | 0% |
| Mar 28 | 54°F | 39°F | 69°F 1964 | 29°F 1962 | 68% | 0% |
| Mar 29 | 54°F | 40°F | 74°F 1964 | 28°F 1954 | 68% | 0% |
| Mar 30 | 55°F | 40°F | 71°F 2013 | 28°F 1954 | 68% | 0% |
| Mar 31 | 55°F | 40°F | 73°F 1987 | 30°F 1999 | 68% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PDT).
- March 1
- sunrise 6:55 AM, sunset 6:01 PM
- March 31
- sunrise 6:56 AM, sunset 7:43 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00450008 (Aberdeen), public domain. Records: NOAA GHCN-Daily, station USW00094225, 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.