Mammoth Weather in April
Average highs run from 76°F on April 1 to 82°F on April 30, and lows from 49°F to 54°F. Normal precipitation for the month is 0.36 in over about 2 wet days.
April day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
April at a glance
- Average high
- 79°F
- Average low
- 51°F
- Precipitation
- 0.36 in
- Snowfall
- 0.1 in
- Record high
- 97°FApr 11, 2025
- Record low
- 29°FApr 1, 1957
- Chance of a freeze
- 1%
- Days of 90°F or more
- 2.0
- Daylight
- 12 h 33 min to 13 h 28 min
- Cloud cover
- 27%
- Humidity
- 33%
- Dew point
- 27°F
- Wind
- 8.5 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 |
|---|---|---|---|---|---|---|
| Apr 1 | 76°F | 49°F | 89°F 2011 | 29°F 1957 | 9% | 1% |
| Apr 2 | 76°F | 49°F | 90°F 2011 | 32°F 1956 | 9% | 1% |
| Apr 3 | 76°F | 49°F | 87°F 1959 | 31°F 1977 | 8% | 1% |
| Apr 4 | 76°F | 49°F | 90°F 1961 | 31°F 1977 | 8% | 1% |
| Apr 5 | 76°F | 49°F | 92°F 1972 | 32°F 1958 | 8% | 1% |
| Apr 6 | 77°F | 50°F | 89°F 1972 | 34°F 1958 | 8% | 1% |
| Apr 7 | 77°F | 50°F | 89°F 1977 | 31°F 1975 | 8% | 0% |
| Apr 8 | 77°F | 50°F | 88°F 1974 | 31°F 1975 | 8% | 0% |
| Apr 9 | 77°F | 50°F | 90°F 1972 | 33°F 1975 | 8% | 0% |
| Apr 10 | 77°F | 50°F | 93°F 2025 | 32°F 2011 | 7% | 0% |
| Apr 11 | 78°F | 50°F | 97°F 2025 | 33°F 1965 | 7% | 0% |
| Apr 12 | 78°F | 51°F | 95°F 2025 | 31°F 1967 | 7% | 0% |
| Apr 13 | 78°F | 51°F | 92°F 1962 | 32°F 1967 | 7% | 0% |
| Apr 14 | 78°F | 51°F | 92°F 1962 | 37°F 2012 | 7% | 0% |
| Apr 15 | 78°F | 51°F | 93°F 1962 | 35°F 1970 | 7% | 0% |
| Apr 16 | 79°F | 51°F | 92°F 1962 | 31°F 1976 | 6% | 0% |
| Apr 17 | 79°F | 52°F | 93°F 1962 | 30°F 1976 | 6% | 0% |
| Apr 18 | 79°F | 52°F | 93°F 1962 | 32°F 1976 | 6% | 0% |
| Apr 19 | 79°F | 52°F | 93°F 1962 | 32°F 1968 | 6% | 0% |
| Apr 20 | 79°F | 52°F | 91°F 1965 | 35°F 1971 | 6% | 0% |
| Apr 21 | 80°F | 52°F | 94°F 1965 | 30°F 1957 | 6% | 0% |
| Apr 22 | 80°F | 53°F | 97°F 2012 | 29°F 1957 | 6% | 0% |
| Apr 23 | 80°F | 53°F | 95°F 2012 | 37°F 1970 | 6% | 0% |
| Apr 24 | 80°F | 53°F | 95°F 1965 | 37°F 1960 | 6% | 0% |
| Apr 25 | 80°F | 53°F | 90°F 1978 | 36°F 1960 | 5% | 0% |
| Apr 26 | 81°F | 53°F | 93°F 2020 | 40°F 1961 | 5% | 0% |
| Apr 27 | 81°F | 54°F | 91°F 2020 | 37°F 1975 | 5% | 0% |
| Apr 28 | 81°F | 54°F | 92°F 2013 | 37°F 1970 | 5% | 0% |
| Apr 29 | 81°F | 54°F | 95°F 2020 | 36°F 1970 | 5% | 0% |
| Apr 30 | 82°F | 54°F | 96°F 2020 | 35°F 1967 | 5% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MST).
- April 1
- sunrise 6:10 AM, sunset 6:43 PM
- April 30
- sunrise 5:36 AM, sunset 7:04 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00027530 (San Manuel), public domain. Records: NOAA GHCN-Daily, station USC00027530, 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.