Castaic Weather in June
Average highs run from 84°F on June 1 to 92°F on June 30, and lows from 54°F to 60°F. Normal precipitation for the month is 0.02 in over about 0 wet days.
June day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
June at a glance
- Average high
- 87°F
- Average low
- 57°F
- Precipitation
- 0.02 in
- Record high
- 107°FJun 27, 2021
- Record low
- 30°FJun 1, 1967
- Chance of a freeze
- 0%
- Days of 90°F or more
- 10.3
- Daylight
- 14 h 19 min to 14 h 26 min
- Cloud cover
- 22%
- Humidity
- 41%
- Dew point
- 42°F
- Wind
- 6.7 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 |
|---|---|---|---|---|---|---|
| Jun 1 | 84°F | 54°F | 96°F 2021 | 30°F 1967 | 2% | 0% |
| Jun 2 | 84°F | 55°F | 97°F 1996 | 32°F 1967 | 2% | 0% |
| Jun 3 | 84°F | 55°F | 94°F 1996 | 33°F 1999 | 2% | 0% |
| Jun 4 | 84°F | 55°F | 94°F 2016 | 37°F 1967 | 2% | 0% |
| Jun 5 | 85°F | 55°F | 94°F 1981 | 35°F 1954 | 2% | 0% |
| Jun 6 | 85°F | 55°F | 89°F 1973 | 33°F 1968 | 2% | 0% |
| Jun 7 | 85°F | 55°F | 98°F 2013 | 31°F 1950 | 1% | 0% |
| Jun 8 | 85°F | 55°F | 98°F 2014 | 37°F 1968 | 1% | 0% |
| Jun 9 | 86°F | 55°F | 97°F 2014 | 36°F 1954 | 1% | 0% |
| Jun 10 | 86°F | 55°F | 94°F 1994 | 36°F 1954 | 1% | 0% |
| Jun 11 | 86°F | 55°F | 93°F 1940 | 39°F 1972 | 1% | 0% |
| Jun 12 | 86°F | 56°F | 92°F 1960 | 34°F 1952 | 1% | 0% |
| Jun 13 | 87°F | 56°F | 92°F 1961 | 37°F 1943 | 1% | 0% |
| Jun 14 | 87°F | 56°F | 97°F 1961 | 38°F 1962 | 1% | 0% |
| Jun 15 | 87°F | 56°F | 98°F 1961 | 36°F 1944 | 1% | 0% |
| Jun 16 | 87°F | 56°F | 101°F 2021 | 36°F 1944 | 1% | 0% |
| Jun 17 | 88°F | 57°F | 101°F 2021 | 38°F 1939 | 1% | 0% |
| Jun 18 | 88°F | 57°F | 104°F 2021 | 40°F 2005 | 1% | 0% |
| Jun 19 | 88°F | 57°F | 101°F 2016 | 42°F 1949 | 0% | 0% |
| Jun 20 | 89°F | 57°F | 100°F 2016 | 42°F 1938 | 0% | 0% |
| Jun 21 | 89°F | 58°F | 99°F 2017 | 41°F 1944 | 0% | 0% |
| Jun 22 | 89°F | 58°F | 97°F 1936 | 44°F 1944 | 0% | 0% |
| Jun 23 | 90°F | 58°F | 101°F 2017 | 42°F 1944 | 0% | 0% |
| Jun 24 | 90°F | 59°F | 96°F 1957 | 40°F 1941 | 0% | 0% |
| Jun 25 | 90°F | 59°F | 97°F 2017 | 35°F 1965 | 0% | 0% |
| Jun 26 | 90°F | 59°F | 99°F 2016 | 33°F 1965 | 0% | 0% |
| Jun 27 | 91°F | 59°F | 107°F 2021 | 40°F 1996 | 0% | 0% |
| Jun 28 | 91°F | 60°F | 103°F 1994 | 44°F 1952 | 0% | 0% |
| Jun 29 | 91°F | 60°F | 99°F 1972 | 40°F 1970 | 0% | 0% |
| Jun 30 | 92°F | 60°F | 106°F 2013 | 42°F 1982 | 0% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PDT).
- June 1
- sunrise 5:43 AM, sunset 8:02 PM
- June 30
- sunrise 5:45 AM, sunset 8:11 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00046161 (Newhall 5NW), public domain. Records: NOAA GHCN-Daily, station USW00023187, 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.