Union Weather in July
Average highs run from 80°F on July 1 to 89°F on July 31, and lows from 49°F to 52°F. Normal precipitation for the month is 0.48 in over about 4 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
- 86°F
- Average low
- 51°F
- Precipitation
- 0.48 in
- Record high
- 108°FJul 1, 2021
- Record low
- 32°FJul 7, 1971
- Chance of a freeze
- 0%
- Days of 90°F or more
- 11.7
- Daylight
- 15 h 35 min to 14 h 45 min
- Cloud cover
- 35%
- Humidity
- 51%
- Dew point
- 43°F
- Wind
- 4.5 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 |
|---|---|---|---|---|---|---|
| Jul 1 | 80°F | 49°F | 108°F 2021 | 41°F 1969 | 19% | 0% |
| Jul 2 | 80°F | 49°F | 99°F 2021 | 39°F 1979 | 19% | 0% |
| Jul 3 | 81°F | 49°F | 99°F 1967 | 36°F 1971 | 18% | 0% |
| Jul 4 | 81°F | 49°F | 99°F 1981 | 40°F 1999 | 18% | 0% |
| Jul 5 | 82°F | 50°F | 102°F 2001 | 33°F 1977 | 17% | 0% |
| Jul 6 | 82°F | 50°F | 102°F 2007 | 41°F 1977 | 16% | 0% |
| Jul 7 | 83°F | 50°F | 101°F 2017 | 32°F 1971 | 16% | 0% |
| Jul 8 | 83°F | 50°F | 101°F 2021 | 37°F 1981 | 15% | 0% |
| Jul 9 | 84°F | 50°F | 102°F 1975 | 40°F 2011 | 15% | 0% |
| Jul 10 | 84°F | 50°F | 100°F 1985 | 40°F 1971 | 15% | 0% |
| Jul 11 | 85°F | 51°F | 103°F 2002 | 41°F 1974 | 14% | 0% |
| Jul 12 | 85°F | 51°F | 105°F 2002 | 39°F 1971 | 14% | 0% |
| Jul 13 | 85°F | 51°F | 108°F 2002 | 40°F 1976 | 14% | 0% |
| Jul 14 | 86°F | 51°F | 104°F 2002 | 42°F 2010 | 13% | 0% |
| Jul 15 | 86°F | 51°F | 101°F 1973 | 40°F 1982 | 13% | 0% |
| Jul 16 | 87°F | 51°F | 99°F 2023 | 38°F 1983 | 13% | 0% |
| Jul 17 | 87°F | 51°F | 100°F 1979 | 41°F 1986 | 13% | 0% |
| Jul 18 | 87°F | 51°F | 100°F 1979 | 39°F 1993 | 13% | 0% |
| Jul 19 | 87°F | 52°F | 102°F 2003 | 43°F 1968 | 13% | 0% |
| Jul 20 | 88°F | 52°F | 103°F 2003 | 36°F 1969 | 13% | 0% |
| Jul 21 | 88°F | 52°F | 101°F 1985 | 43°F 1978 | 12% | 0% |
| Jul 22 | 88°F | 52°F | 102°F 1980 | 44°F 1981 | 12% | 0% |
| Jul 23 | 89°F | 52°F | 105°F 2003 | 41°F 1968 | 12% | 0% |
| Jul 24 | 89°F | 52°F | 102°F 2006 | 42°F 1970 | 12% | 0% |
| Jul 25 | 89°F | 52°F | 100°F 1978 | 44°F 1985 | 12% | 0% |
| Jul 26 | 89°F | 52°F | 100°F 1978 | 40°F 1969 | 12% | 0% |
| Jul 27 | 89°F | 52°F | 102°F 1975 | 43°F 2024 | 12% | 0% |
| Jul 28 | 89°F | 52°F | 102°F 2022 | 42°F 1986 | 12% | 0% |
| Jul 29 | 89°F | 52°F | 104°F 2022 | 46°F 1977 | 12% | 0% |
| Jul 30 | 89°F | 52°F | 103°F 2003 | 41°F 1986 | 12% | 0% |
| Jul 31 | 89°F | 52°F | 105°F 2021 | 40°F 1993 | 12% | 0% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (PDT).
- July 1
- sunrise 5:08 AM, sunset 8:43 PM
- July 31
- sunrise 5:35 AM, sunset 8:20 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00358746 (Union), public domain. Records: NOAA GHCN-Daily, station USC00354622, 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.