Blacklake Weather in April
Average highs run from 68°F on April 1 to 72°F on April 30, and lows from 48°F to 49°F. Normal precipitation for the month is 1.00 in over about 5 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
- 70°F
- Average low
- 48°F
- Precipitation
- 1.00 in
- Record high
- 103°FApr 6, 1989
- Record low
- 31°FApr 2, 1975
- Chance of a freeze
- 3%
- Days of 90°F or more
- 0.5
- Daylight
- 12 h 35 min to 13 h 35 min
- Cloud cover
- 37%
- Humidity
- 75%
- Dew point
- 47°F
- Wind
- 10.1 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 |
|---|---|---|---|---|---|
| Apr 1 | 68°F | 48°F | 92°F 1959 | 32°F 1951 | 21% |
| Apr 2 | 68°F | 48°F | 89°F 1985 | 31°F 1975 | 20% |
| Apr 3 | 68°F | 48°F | 92°F 1961 | 33°F 1997 | 20% |
| Apr 4 | 68°F | 48°F | 91°F 1989 | 31°F 1999 | 20% |
| Apr 5 | 68°F | 48°F | 99°F 1989 | 32°F 2003 | 19% |
| Apr 6 | 69°F | 48°F | 103°F 1989 | 32°F 1964 | 19% |
| Apr 7 | 69°F | 48°F | 98°F 1989 | 31°F 1982 | 19% |
| Apr 8 | 69°F | 48°F | 91°F 1989 | 32°F 2001 | 18% |
| Apr 9 | 69°F | 48°F | 88°F 2018 | 31°F 1953 | 18% |
| Apr 10 | 69°F | 48°F | 90°F 1968 | 35°F 1971 | 18% |
| Apr 11 | 69°F | 48°F | 86°F 1980 | 33°F 1965 | 17% |
| Apr 12 | 69°F | 48°F | 88°F 2008 | 35°F 1953 | 17% |
| Apr 13 | 69°F | 48°F | 90°F 1984 | 34°F 1981 | 16% |
| Apr 14 | 69°F | 48°F | 91°F 1964 | 34°F 1972 | 16% |
| Apr 15 | 70°F | 48°F | 95°F 1966 | 32°F 1970 | 16% |
| Apr 16 | 70°F | 48°F | 86°F 1952 | 32°F 1976 | 15% |
| Apr 17 | 70°F | 48°F | 88°F 1952 | 33°F 1968 | 15% |
| Apr 18 | 70°F | 48°F | 89°F 1950 | 31°F 1979 | 14% |
| Apr 19 | 70°F | 48°F | 94°F 2009 | 33°F 1972 | 14% |
| Apr 20 | 70°F | 48°F | 98°F 2009 | 31°F 1972 | 13% |
| Apr 21 | 70°F | 48°F | 95°F 2009 | 31°F 1971 | 13% |
| Apr 22 | 71°F | 48°F | 86°F 1987 | 32°F 1970 | 13% |
| Apr 23 | 71°F | 49°F | 88°F 2019 | 33°F 1970 | 12% |
| Apr 24 | 71°F | 49°F | 84°F 1992 | 31°F 1971 | 12% |
| Apr 25 | 71°F | 49°F | 89°F 1996 | 33°F 1964 | 12% |
| Apr 26 | 71°F | 49°F | 100°F 2004 | 33°F 1975 | 11% |
| Apr 27 | 71°F | 49°F | 101°F 2004 | 31°F 1984 | 11% |
| Apr 28 | 71°F | 49°F | 90°F 1981 | 32°F 1970 | 11% |
| Apr 29 | 72°F | 49°F | 94°F 2014 | 33°F 1967 | 10% |
| Apr 30 | 72°F | 49°F | 98°F 2014 | 33°F 1967 | 10% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PDT).
- April 1
- sunrise 6:49 AM, sunset 7:24 PM
- April 30
- sunrise 6:12 AM, sunset 7:47 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00046943 (Pismo Beach), public domain. Records: NOAA GHCN-Daily, station USW00023273, 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.