Rialto Weather in June
Average highs run from 84°F on June 1 to 92°F on June 30, and lows from 57°F to 61°F. Normal precipitation for the month is 0.08 in over about 1 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
- 58°F
- Precipitation
- 0.08 in
- Record high
- 114°FJun 17, 1917
- Record low
- 40°FJun 4, 1908
- Chance of a freeze
- 0%
- Days of 90°F or more
- 12.2
- Daylight
- 14 h 17 min to 14 h 24 min
- Cloud cover
- 16%
- Humidity
- 49%
- Dew point
- 46°F
- Wind
- 6.0 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 |
|---|---|---|---|---|---|
| Jun 1 | 84°F | 57°F | 105°F 1909 | 43°F 1902 | 4% |
| Jun 2 | 84°F | 57°F | 106°F 1970 | 41°F 1953 | 4% |
| Jun 3 | 84°F | 57°F | 106°F 1957 | 43°F 1933 | 4% |
| Jun 4 | 84°F | 57°F | 104°F 1957 | 40°F 1908 | 4% |
| Jun 5 | 84°F | 57°F | 104°F 2002 | 44°F 1908 | 4% |
| Jun 6 | 85°F | 57°F | 104°F 1973 | 42°F 1925 | 4% |
| Jun 7 | 85°F | 57°F | 103°F 1985 | 42°F 1933 | 3% |
| Jun 8 | 85°F | 57°F | 103°F 1985 | 45°F 1908 | 3% |
| Jun 9 | 86°F | 57°F | 100°F 1973 | 43°F 1908 | 3% |
| Jun 10 | 86°F | 58°F | 103°F 1979 | 43°F 1954 | 3% |
| Jun 11 | 86°F | 58°F | 109°F 1979 | 45°F 1913 | 3% |
| Jun 12 | 86°F | 58°F | 108°F 1979 | 45°F 1922 | 3% |
| Jun 13 | 87°F | 58°F | 105°F 1966 | 41°F 2006 | 3% |
| Jun 14 | 87°F | 58°F | 110°F 1961 | 45°F 1943 | 3% |
| Jun 15 | 87°F | 58°F | 112°F 1961 | 46°F 2006 | 3% |
| Jun 16 | 88°F | 58°F | 113°F 1917 | 47°F 1944 | 3% |
| Jun 17 | 88°F | 59°F | 114°F 1917 | 44°F 1944 | 3% |
| Jun 18 | 88°F | 59°F | 106°F 1906 | 46°F 1944 | 2% |
| Jun 19 | 88°F | 59°F | 107°F 2008 | 45°F 1903 | 2% |
| Jun 20 | 89°F | 59°F | 109°F 2008 | 43°F 1913 | 2% |
| Jun 21 | 89°F | 59°F | 110°F 1973 | 48°F 1910 | 2% |
| Jun 22 | 89°F | 59°F | 107°F 1902 | 47°F 1908 | 2% |
| Jun 23 | 90°F | 60°F | 110°F 1902 | 46°F 1912 | 2% |
| Jun 24 | 90°F | 60°F | 108°F 1993 | 47°F 1912 | 2% |
| Jun 25 | 90°F | 60°F | 106°F 1964 | 47°F 1944 | 2% |
| Jun 26 | 91°F | 60°F | 109°F 1990 | 47°F 1934 | 2% |
| Jun 27 | 91°F | 60°F | 109°F 1925 | 47°F 1965 | 2% |
| Jun 28 | 91°F | 60°F | 107°F 1974 | 49°F 1906 | 2% |
| Jun 29 | 91°F | 61°F | 107°F 1974 | 48°F 1920 | 2% |
| Jun 30 | 92°F | 61°F | 106°F 2013 | 49°F 1920 | 2% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PDT).
- June 1
- sunrise 5:39 AM, sunset 7:56 PM
- June 30
- sunrise 5:41 AM, sunset 8:05 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00047473 (Riverside Citrus Exp), public domain. Records: NOAA GHCN-Daily, station USC00047306, 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.