Lompoc Weather in May
Average highs run from 69°F on May 1 to 70°F on May 31, and lows from 49°F to 52°F. Normal precipitation for the month is 0.34 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
- 69°F
- Average low
- 51°F
- Precipitation
- 0.34 in
- Record high
- 97°FMay 14, 2014
- Record low
- 34°FMay 18, 1974
- Chance of a freeze
- 0%
- Days of 90°F or more
- 0.6
- Daylight
- 13 h 36 min to 14 h 19 min
- Cloud cover
- 50%
- Humidity
- 81%
- Dew point
- 51°F
- Wind
- 13.6 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 | 69°F | 49°F | 93°F 2014 | 38°F 1917 | 9% |
| May 2 | 69°F | 49°F | 93°F 2014 | 38°F 1954 | 9% |
| May 3 | 69°F | 49°F | 91°F 2013 | 35°F 1959 | 8% |
| May 4 | 69°F | 49°F | 90°F 1953 | 35°F 1959 | 8% |
| May 5 | 69°F | 50°F | 91°F 1953 | 36°F 1919 | 8% |
| May 6 | 69°F | 50°F | 91°F 1997 | 39°F 1978 | 8% |
| May 7 | 69°F | 50°F | 92°F 2007 | 39°F 1965 | 7% |
| May 8 | 69°F | 50°F | 90°F 1984 | 38°F 1961 | 7% |
| May 9 | 69°F | 50°F | 94°F 1993 | 39°F 1971 | 7% |
| May 10 | 69°F | 50°F | 82°F 1988 | 37°F 1963 | 7% |
| May 11 | 69°F | 50°F | 85°F 1984 | 37°F 1970 | 7% |
| May 12 | 69°F | 50°F | 96°F 1996 | 36°F 1970 | 6% |
| May 13 | 69°F | 50°F | 96°F 1979 | 37°F 1958 | 6% |
| May 14 | 69°F | 51°F | 97°F 2014 | 39°F 1960 | 6% |
| May 15 | 69°F | 51°F | 94°F 1967 | 38°F 1968 | 6% |
| May 16 | 69°F | 51°F | 96°F 1967 | 37°F 1974 | 6% |
| May 17 | 69°F | 51°F | 85°F 1978 | 38°F 1974 | 6% |
| May 18 | 69°F | 51°F | 88°F 1978 | 34°F 1974 | 5% |
| May 19 | 69°F | 51°F | 85°F 1988 | 36°F 1960 | 5% |
| May 20 | 69°F | 51°F | 84°F 1988 | 38°F 1960 | 5% |
| May 21 | 70°F | 51°F | 84°F 1988 | 36°F 1962 | 5% |
| May 22 | 70°F | 51°F | 85°F 2000 | 38°F 1919 | 5% |
| May 23 | 70°F | 51°F | 81°F 1997 | 38°F 1960 | 5% |
| May 24 | 70°F | 51°F | 80°F 1993 | 37°F 1978 | 4% |
| May 25 | 70°F | 52°F | 96°F 1984 | 39°F 1953 | 4% |
| May 26 | 70°F | 52°F | 88°F 1951 | 37°F 1917 | 4% |
| May 27 | 70°F | 52°F | 90°F 1997 | 37°F 1917 | 4% |
| May 28 | 70°F | 52°F | 86°F 1973 | 37°F 1917 | 4% |
| May 29 | 70°F | 52°F | 83°F 1997 | 38°F 1961 | 4% |
| May 30 | 70°F | 52°F | 83°F 1997 | 43°F 1957 | 4% |
| May 31 | 70°F | 52°F | 89°F 1997 | 39°F 1956 | 4% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PDT).
- May 1
- sunrise 6:11 AM, sunset 7:47 PM
- May 31
- sunrise 5:50 AM, sunset 8:09 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00045064 (Lompoc), public domain. Records: NOAA GHCN-Daily, station USC00045064, 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.