Isla Vista Weather in May
Average highs run from 67°F on May 1 to 68°F on May 31, and lows from 49°F to 52°F. Normal precipitation for the month is 0.46 in.
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
- 68°F
- Average low
- 51°F
- Precipitation
- 0.46 in
- Record high
- 101°FMay 7, 2009
- Record low
- 38°FMay 2, 1991
- Chance of a freeze
- 0%
- Daylight
- 13 h 35 min to 14 h 18 min
- Cloud cover
- 34%
- Humidity
- 66%
- Dew point
- 48°F
- Wind
- 9.6 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| May 1 | 67°F | 49°F | 91°F 2014 | 43°F 1950 | |
| May 2 | 67°F | 50°F | 89°F 2004 | 38°F 1991 | |
| May 3 | 67°F | 50°F | 89°F 2009 | 41°F 1942 | |
| May 4 | 67°F | 50°F | 90°F 1948 | 40°F 1965 | |
| May 5 | 67°F | 50°F | 89°F 1953 | 39°F 1975 | |
| May 6 | 67°F | 50°F | 100°F 2009 | 40°F 1968 | |
| May 7 | 67°F | 50°F | 101°F 2009 | 40°F 1964 | |
| May 8 | 68°F | 50°F | 87°F 2007 | 41°F 1988 | |
| May 9 | 68°F | 50°F | 89°F 1943 | 40°F 1961 | |
| May 10 | 68°F | 51°F | 80°F 1950 | 41°F 1982 | |
| May 11 | 68°F | 51°F | 79°F 2004 | 44°F 1942 | |
| May 12 | 68°F | 51°F | 92°F 1988 | 42°F 1944 | |
| May 13 | 68°F | 51°F | 91°F 1979 | 40°F 1961 | |
| May 14 | 68°F | 51°F | 98°F 2014 | 42°F 1961 | |
| May 15 | 68°F | 51°F | 97°F 2014 | 43°F 1955 | |
| May 16 | 68°F | 51°F | 89°F 1956 | 43°F 1995 | |
| May 17 | 68°F | 51°F | 87°F 1955 | 42°F 1953 | |
| May 18 | 68°F | 51°F | 85°F 1978 | 40°F 1991 | |
| May 19 | 68°F | 51°F | 87°F 1959 | 39°F 1944 | |
| May 20 | 68°F | 52°F | 86°F 1942 | 41°F 1948 | |
| May 21 | 68°F | 52°F | 79°F 2005 | 42°F 1948 | |
| May 22 | 68°F | 52°F | 84°F 2002 | 42°F 1961 | |
| May 23 | 68°F | 52°F | 86°F 2012 | 39°F 1960 | |
| May 24 | 68°F | 52°F | 92°F 2006 | 42°F 1957 | |
| May 25 | 68°F | 52°F | 90°F 1968 | 42°F 1953 | |
| May 26 | 68°F | 52°F | 101°F 1968 | 39°F 1953 | |
| May 27 | 68°F | 52°F | 95°F 1960 | 44°F 1980 | |
| May 28 | 68°F | 52°F | 85°F 1978 | 44°F 1991 | |
| May 29 | 68°F | 52°F | 83°F 2013 | 41°F 1953 | |
| May 30 | 68°F | 52°F | 82°F 1943 | 42°F 1944 | |
| May 31 | 68°F | 52°F | 84°F 1943 | 44°F 1985 |
Chance of rain
Sunrise and sunset
Times for 2026, local time (PDT).
- May 1
- sunrise 6:09 AM, sunset 7:44 PM
- May 31
- sunrise 5:48 AM, sunset 8:06 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00053152 (Santa Barbara 11 W), public domain. Records: NOAA GHCN-Daily, station USW00023190, 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.