Sun Valley Weather in March
Average highs run from 61°F on March 1 to 69°F on March 31, and lows from 30°F to 33°F. Normal precipitation for the month is 1.89 in over about 5 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
- 65°F
- Average low
- 32°F
- Precipitation
- 1.89 in
- Snowfall
- 2.0 in
- Record high
- 90°FMar 19, 2026
- Record low
- 3°FMar 3, 1966
- Chance of a freeze
- 100%
- Daylight
- 11 h 27 min to 12 h 32 min
- Cloud cover
- 43%
- Humidity
- 54%
- Dew point
- 24°F
- Wind
- 6.3 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 | 61°F | 30°F | 76°F 2026 | 13°F 1962 | 19% | 4% |
| Mar 2 | 61°F | 30°F | 75°F 1999 | 5°F 1971 | 19% | 4% |
| Mar 3 | 62°F | 30°F | 74°F 2022 | 3°F 1966 | 19% | 4% |
| Mar 4 | 62°F | 30°F | 77°F 1972 | 9°F 1966 | 19% | 4% |
| Mar 5 | 62°F | 30°F | 80°F 1972 | 13°F 1976 | 19% | 4% |
| Mar 6 | 62°F | 30°F | 79°F 1972 | 15°F 1984 | 18% | 4% |
| Mar 7 | 63°F | 31°F | 78°F 1972 | 16°F 1959 | 18% | 4% |
| Mar 8 | 63°F | 31°F | 80°F 1972 | 13°F 1969 | 18% | 4% |
| Mar 9 | 63°F | 31°F | 81°F 1989 | 12°F 1964 | 18% | 4% |
| Mar 10 | 64°F | 31°F | 83°F 1989 | 18°F 1958 | 18% | 3% |
| Mar 11 | 64°F | 31°F | 80°F 1972 | 12°F 1962 | 17% | 3% |
| Mar 12 | 64°F | 31°F | 80°F 1989 | 12°F 1969 | 17% | 3% |
| Mar 13 | 64°F | 31°F | 80°F 1972 | 11°F 1956 | 17% | 3% |
| Mar 14 | 65°F | 32°F | 80°F 2017 | 14°F 1956 | 17% | 3% |
| Mar 15 | 65°F | 32°F | 79°F 2007 | 15°F 1977 | 17% | 3% |
| Mar 16 | 65°F | 32°F | 81°F 2007 | 13°F 1963 | 17% | 3% |
| Mar 17 | 66°F | 32°F | 84°F 2026 | 18°F 1991 | 16% | 3% |
| Mar 18 | 66°F | 32°F | 89°F 2026 | 16°F 1977 | 16% | 3% |
| Mar 19 | 66°F | 32°F | 90°F 2026 | 18°F 1963 | 16% | 3% |
| Mar 20 | 66°F | 32°F | 90°F 2026 | 17°F 2012 | 16% | 3% |
| Mar 21 | 67°F | 32°F | 89°F 2026 | 14°F 1955 | 16% | 3% |
| Mar 22 | 67°F | 32°F | 87°F 2026 | 12°F 1955 | 16% | 3% |
| Mar 23 | 67°F | 32°F | 84°F 2004 | 18°F 1952 | 15% | 3% |
| Mar 24 | 67°F | 33°F | 82°F 2026 | 22°F 1955 | 15% | 3% |
| Mar 25 | 68°F | 33°F | 85°F 2026 | 19°F 1964 | 15% | 3% |
| Mar 26 | 68°F | 33°F | 84°F 1988 | 19°F 1954 | 15% | 3% |
| Mar 27 | 68°F | 33°F | 85°F 2026 | 20°F 1987 | 15% | 3% |
| Mar 28 | 68°F | 33°F | 85°F 2026 | 18°F 1970 | 14% | 3% |
| Mar 29 | 68°F | 33°F | 81°F 1971 | 18°F 1972 | 14% | 3% |
| Mar 30 | 69°F | 33°F | 81°F 1971 | 18°F 1977 | 14% | 3% |
| Mar 31 | 69°F | 33°F | 82°F 2011 | 22°F 1972 | 14% | 3% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MST).
- March 1
- sunrise 6:54 AM, sunset 6:21 PM
- March 31
- sunrise 6:13 AM, sunset 6:45 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00093139 (Payson), public domain. Records: NOAA GHCN-Daily, station USW00093139, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.