Chula Vista Weather in July
Average highs run from 73°F on July 1 to 76°F on July 31, and lows from 63°F to 66°F. Normal precipitation for the month is 0.06 in over about 0 wet days.
July day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
July at a glance
- Average high
- 75°F
- Average low
- 65°F
- Precipitation
- 0.06 in
- Record high
- 92°FJul 22, 2015
- Record low
- 52°FJul 7, 1948
- Chance of a freeze
- 0%
- Daylight
- 14 h 16 min to 13 h 45 min
- Cloud cover
- 28%
- Humidity
- 59%
- Dew point
- 55°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 |
|---|---|---|---|---|---|
| Jul 1 | 73°F | 63°F | 87°F 1985 | 53°F 1968 | 1% |
| Jul 2 | 73°F | 63°F | 87°F 1985 | 55°F 1964 | 1% |
| Jul 3 | 73°F | 63°F | 80°F 2001 | 55°F 2010 | 1% |
| Jul 4 | 73°F | 63°F | 82°F 2008 | 54°F 1977 | 1% |
| Jul 5 | 74°F | 64°F | 82°F 1980 | 53°F 1948 | 1% |
| Jul 6 | 74°F | 64°F | 86°F 2018 | 54°F 1948 | 1% |
| Jul 7 | 74°F | 64°F | 84°F 2018 | 52°F 1948 | 1% |
| Jul 8 | 74°F | 64°F | 85°F 2018 | 53°F 2009 | 1% |
| Jul 9 | 74°F | 64°F | 87°F 1985 | 52°F 1948 | 1% |
| Jul 10 | 74°F | 64°F | 85°F 1980 | 55°F 1947 | 1% |
| Jul 11 | 74°F | 64°F | 89°F 1980 | 55°F 1979 | 1% |
| Jul 12 | 74°F | 64°F | 78°F 2012 | 55°F 1971 | 1% |
| Jul 13 | 74°F | 65°F | 82°F 2012 | 56°F 1971 | 1% |
| Jul 14 | 75°F | 65°F | 80°F 1980 | 57°F 1969 | 1% |
| Jul 15 | 75°F | 65°F | 89°F 1980 | 57°F 1971 | 1% |
| Jul 16 | 75°F | 65°F | 89°F 1980 | 54°F 1971 | 1% |
| Jul 17 | 75°F | 65°F | 82°F 1974 | 55°F 1969 | 1% |
| Jul 18 | 75°F | 65°F | 84°F 2015 | 57°F 1969 | 1% |
| Jul 19 | 75°F | 65°F | 85°F 1974 | 57°F 1947 | 1% |
| Jul 20 | 75°F | 65°F | 85°F 1974 | 55°F 1973 | 1% |
| Jul 21 | 75°F | 65°F | 83°F 1974 | 55°F 2008 | 1% |
| Jul 22 | 75°F | 65°F | 92°F 2015 | 57°F 2010 | 1% |
| Jul 23 | 75°F | 66°F | 83°F 1974 | 58°F 2011 | 1% |
| Jul 24 | 75°F | 66°F | 82°F 1974 | 57°F 2011 | 1% |
| Jul 25 | 75°F | 66°F | 83°F 1974 | 58°F 1973 | 1% |
| Jul 26 | 76°F | 66°F | 81°F 1974 | 58°F 1973 | 1% |
| Jul 27 | 76°F | 66°F | 81°F 1974 | 57°F 1965 | 1% |
| Jul 28 | 76°F | 66°F | 82°F 1977 | 57°F 1979 | 1% |
| Jul 29 | 76°F | 66°F | 90°F 1980 | 58°F 1971 | 1% |
| Jul 30 | 76°F | 66°F | 84°F 1968 | 54°F 1948 | 1% |
| Jul 31 | 76°F | 66°F | 90°F 2008 | 53°F 2010 | 1% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PDT).
- July 1
- sunrise 5:44 AM, sunset 8:00 PM
- July 31
- sunrise 6:02 AM, sunset 7:47 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00041758 (Chula Vista), public domain. Records: NOAA GHCN-Daily, station USW00093115, 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.