Oak Glen Weather in May
Average highs run from 61°F on May 1 to 71°F on May 31, and lows from 34°F to 40°F. Normal precipitation for the month is 0.42 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
- 66°F
- Average low
- 37°F
- Precipitation
- 0.42 in
- Snowfall
- 0.6 in
- Record high
- 87°FMay 28, 2003
- Record low
- 18°FMay 1, 1967
- Chance of a freeze
- 94%
- Daylight
- 13 h 34 min to 14 h 16 min
- Cloud cover
- 25%
- Humidity
- 49%
- Dew point
- 38°F
- Wind
- 7.4 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 | 61°F | 34°F | 77°F 1981 | 18°F 1967 | 10% | 2% |
| May 2 | 61°F | 34°F | 75°F 1966 | 25°F 1983 | 9% | 2% |
| May 3 | 62°F | 35°F | 78°F 2004 | 23°F 1965 | 9% | 2% |
| May 4 | 62°F | 35°F | 79°F 2004 | 22°F 1965 | 9% | 2% |
| May 5 | 62°F | 35°F | 78°F 2004 | 21°F 1975 | 9% | 2% |
| May 6 | 62°F | 35°F | 79°F 2001 | 21°F 1975 | 9% | 2% |
| May 7 | 63°F | 36°F | 81°F 2009 | 19°F 1964 | 8% | 1% |
| May 8 | 63°F | 36°F | 81°F 2009 | 18°F 1964 | 8% | 1% |
| May 9 | 63°F | 36°F | 81°F 2009 | 23°F 1965 | 8% | 1% |
| May 10 | 64°F | 36°F | 79°F 2009 | 23°F 2003 | 8% | 1% |
| May 11 | 64°F | 36°F | 83°F 2009 | 23°F 1977 | 8% | 1% |
| May 12 | 64°F | 37°F | 81°F 1996 | 19°F 1963 | 7% | 1% |
| May 13 | 65°F | 37°F | 80°F 2012 | 20°F 1962 | 7% | 1% |
| May 14 | 65°F | 37°F | 81°F 2012 | 21°F 1961 | 7% | 1% |
| May 15 | 65°F | 37°F | 79°F 2012 | 23°F 1963 | 7% | 1% |
| May 16 | 66°F | 37°F | 82°F 2012 | 25°F 2011 | 7% | 1% |
| May 17 | 66°F | 38°F | 82°F 2012 | 24°F 1961 | 6% | 1% |
| May 18 | 67°F | 38°F | 84°F 2008 | 27°F 1962 | 6% | 1% |
| May 19 | 67°F | 38°F | 83°F 2008 | 24°F 1974 | 6% | 1% |
| May 20 | 67°F | 38°F | 83°F 2008 | 21°F 1974 | 6% | 1% |
| May 21 | 68°F | 38°F | 83°F 2005 | 23°F 1975 | 6% | 1% |
| May 22 | 68°F | 38°F | 84°F 1984 | 24°F 2021 | 6% | 1% |
| May 23 | 68°F | 39°F | 82°F 1984 | 24°F 2010 | 5% | 1% |
| May 24 | 69°F | 39°F | 82°F 2000 | 24°F 1980 | 5% | 1% |
| May 25 | 69°F | 39°F | 82°F 2005 | 25°F 2008 | 5% | 1% |
| May 26 | 69°F | 39°F | 82°F 1984 | 27°F 1965 | 5% | 1% |
| May 27 | 70°F | 39°F | 85°F 2003 | 27°F 1961 | 5% | 1% |
| May 28 | 70°F | 39°F | 87°F 2003 | 24°F 1964 | 5% | 1% |
| May 29 | 70°F | 40°F | 84°F 1975 | 28°F 1963 | 4% | 1% |
| May 30 | 71°F | 40°F | 83°F 2002 | 23°F 1961 | 4% | 1% |
| May 31 | 71°F | 40°F | 84°F 2001 | 28°F 1965 | 4% | 1% |
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 7:32 PM
- May 31
- sunrise 5:38 AM, sunset 7:54 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00040741 (Big Bear Lake), public domain. Records: NOAA GHCN-Daily, station USC00040741, 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.