Penryn Weather in July
Average highs run from 90°F on July 1 to 94°F on July 31, and lows from 61°F to 64°F. Normal precipitation for the month is 0.01 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
- 93°F
- Average low
- 63°F
- Precipitation
- 0.01 in
- Record high
- 113°FJul 15, 1972
- Record low
- 36°FJul 29, 1919
- Chance of a freeze
- 0%
- Days of 90°F or more
- 20.2
- Daylight
- 14 h 51 min to 14 h 12 min
- Cloud cover
- 18%
- Humidity
- 35%
- Dew point
- 45°F
- Wind
- 6.7 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 | 90°F | 61°F | 109°F 1950 | 47°F 1962 | 3% |
| Jul 2 | 91°F | 61°F | 107°F 1950 | 46°F 1963 | 3% |
| Jul 3 | 91°F | 62°F | 108°F 1950 | 45°F 1910 | 3% |
| Jul 4 | 91°F | 62°F | 109°F 1922 | 41°F 1948 | 2% |
| Jul 5 | 91°F | 62°F | 107°F 1905 | 43°F 1910 | 2% |
| Jul 6 | 91°F | 62°F | 106°F 1905 | 47°F 1955 | 2% |
| Jul 7 | 92°F | 62°F | 110°F 1905 | 45°F 1922 | 2% |
| Jul 8 | 92°F | 63°F | 110°F 1905 | 40°F 1922 | 2% |
| Jul 9 | 92°F | 63°F | 107°F 1905 | 40°F 1922 | 2% |
| Jul 10 | 92°F | 63°F | 106°F 1961 | 41°F 1922 | 2% |
| Jul 11 | 92°F | 63°F | 108°F 1961 | 45°F 1962 | 2% |
| Jul 12 | 93°F | 63°F | 108°F 1961 | 46°F 1962 | 1% |
| Jul 13 | 93°F | 64°F | 105°F 1917 | 42°F 1962 | 1% |
| Jul 14 | 93°F | 64°F | 112°F 1983 | 47°F 1962 | 1% |
| Jul 15 | 93°F | 64°F | 113°F 1972 | 48°F 1924 | 1% |
| Jul 16 | 93°F | 64°F | 110°F 1972 | 46°F 1924 | 1% |
| Jul 17 | 93°F | 64°F | 106°F 1922 | 46°F 1924 | 1% |
| Jul 18 | 93°F | 64°F | 108°F 1925 | 48°F 1924 | 1% |
| Jul 19 | 93°F | 64°F | 112°F 1925 | 40°F 1922 | 1% |
| Jul 20 | 94°F | 64°F | 108°F 1908 | 46°F 1924 | 1% |
| Jul 21 | 94°F | 64°F | 107°F 1960 | 48°F 1924 | 1% |
| Jul 22 | 94°F | 64°F | 108°F 1941 | 48°F 1924 | 1% |
| Jul 23 | 94°F | 64°F | 104°F 1931 | 46°F 1922 | 1% |
| Jul 24 | 94°F | 64°F | 108°F 1942 | 44°F 1922 | 1% |
| Jul 25 | 94°F | 64°F | 110°F 1942 | 41°F 1922 | 1% |
| Jul 26 | 94°F | 64°F | 106°F 1933 | 47°F 1924 | 1% |
| Jul 27 | 94°F | 64°F | 108°F 1923 | 47°F 1924 | 1% |
| Jul 28 | 94°F | 64°F | 110°F 1923 | 37°F 1919 | 1% |
| Jul 29 | 94°F | 64°F | 106°F 1923 | 36°F 1919 | 1% |
| Jul 30 | 94°F | 64°F | 107°F 1908 | 44°F 1919 | 1% |
| Jul 31 | 94°F | 64°F | 109°F 1908 | 42°F 1919 | 1% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (PDT).
- July 1
- sunrise 5:43 AM, sunset 8:34 PM
- July 31
- sunrise 6:05 AM, sunset 8:17 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00040383 (Auburn), public domain. Records: NOAA GHCN-Daily, station USC00040383, 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.