Idyllwild Weather in May
Average highs run from 66°F on May 1 to 76°F on May 31, and lows from 38°F to 44°F. Normal precipitation for the month is 0.65 in over about 2 wet days.
May day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
May at a glance
- Average high
- 71°F
- Average low
- 41°F
- Precipitation
- 0.65 in
- Snowfall
- 0.5 in
- Record high
- 114°FMay 23, 2001
- Record low
- 47°FMay 1, 1999
- Chance of a freeze
- 72%
- Daylight
- 13 h 32 min to 14 h 14 min
- Cloud cover
- 29%
- Humidity
- 38%
- Dew point
- 40°F
- Wind
- 8.7 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 |
|---|---|---|---|---|---|---|
| May 1 | 66°F | 38°F | 103°F 2000 | 47°F 1999 | 11% | 2% |
| May 2 | 67°F | 38°F | 106°F 2017 | 56°F 2003 | 11% | 2% |
| May 3 | 67°F | 39°F | 106°F 2017 | 55°F 2023 | 11% | 2% |
| May 4 | 67°F | 39°F | 107°F 2017 | 55°F 1999 | 10% | 2% |
| May 5 | 68°F | 39°F | 106°F 2020 | 54°F 2023 | 10% | 2% |
| May 6 | 68°F | 39°F | 108°F 2020 | 54°F 1998 | 10% | 2% |
| May 7 | 68°F | 39°F | 110°F 2020 | 53°F 2017 | 10% | 1% |
| May 8 | 68°F | 40°F | 109°F 2001 | 54°F 2017 | 9% | 1% |
| May 9 | 69°F | 40°F | 109°F 2001 | 55°F 2003 | 9% | 1% |
| May 10 | 69°F | 40°F | 109°F 2025 | 53°F 2003 | 9% | 1% |
| May 11 | 69°F | 40°F | 107°F 2025 | 54°F 2005 | 9% | 1% |
| May 12 | 70°F | 40°F | 106°F 2013 | 53°F 1998 | 8% | 1% |
| May 13 | 70°F | 40°F | 108°F 2013 | 47°F 1998 | 8% | 1% |
| May 14 | 70°F | 41°F | 107°F 2013 | 47°F 1998 | 8% | 1% |
| May 15 | 71°F | 41°F | 108°F 2022 | 52°F 1998 | 8% | 1% |
| May 16 | 71°F | 41°F | 108°F 2014 | 51°F 2011 | 7% | 1% |
| May 17 | 71°F | 41°F | 108°F 2006 | 55°F 1998 | 7% | 0% |
| May 18 | 72°F | 41°F | 110°F 2008 | 58°F 1998 | 7% | 0% |
| May 19 | 72°F | 41°F | 113°F 2008 | 53°F 2011 | 7% | 0% |
| May 20 | 72°F | 42°F | 107°F 2005 | 57°F 2019 | 7% | 0% |
| May 21 | 73°F | 42°F | 110°F 2000 | 54°F 2002 | 6% | 0% |
| May 22 | 73°F | 42°F | 113°F 2000 | 56°F 2019 | 6% | 0% |
| May 23 | 73°F | 42°F | 114°F 2001 | 54°F 2019 | 6% | 0% |
| May 24 | 74°F | 42°F | 110°F 2001 | 50°F 2010 | 6% | 0% |
| May 25 | 74°F | 43°F | 110°F 2001 | 53°F 2008 | 5% | 0% |
| May 26 | 74°F | 43°F | 111°F 2020 | 54°F 2008 | 5% | 0% |
| May 27 | 75°F | 43°F | 110°F 2020 | 53°F 1998 | 5% | 0% |
| May 28 | 75°F | 43°F | 114°F 2003 | 57°F 2019 | 5% | 0% |
| May 29 | 75°F | 43°F | 107°F 2017 | 60°F 2008 | 5% | 0% |
| May 30 | 76°F | 43°F | 108°F 2002 | 55°F 2011 | 4% | 0% |
| May 31 | 76°F | 44°F | 114°F 2001 | 60°F 1999 | 4% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PDT).
- May 1
- sunrise 5:58 AM, sunset 7:30 PM
- May 31
- sunrise 5:38 AM, sunset 7:52 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00044211 (Idyllwild Fire Dept), public domain. Records: NOAA GHCN-Daily, station USW00093138, 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.