|
Typical San Jacinto December Weather 1991–2020 |
||
|---|---|---|
| Average daily high | 66.2 °F | |
| Average daily low | 38.6 °F | |
| Average monthly precipitation | 1.8 inches | |
| Average monthly snow | none | |
| Daily chance of precipitation | 15.9% | |
| Daily chance of snow | 0% | |
|
San Jacinto December Weather Records 1893–2024 |
||
|---|---|---|
| Highest temperature | 92 °F | December 8, 1938 |
| Lowest temperature | 17 °F | December 28, 1954 |
| Highest daily low | 61 °F | December 7, 2017 |
| Lowest daily high | 41 °F | December 22, 1990 |
| Hottest average high temperature | 78.0 °F | 1929 |
| Coldest average high temperature | 57.6 °F | 1904 |
| Most daily precipitation | 3.1 inches | December 20, 1921 |
| Most monthly precipitation | 11.3 inches | 1921 |
| Most daily snow | 3.0 inches | December 13, 1967 |
| Most monthly snow | 3.0 inches | 1967 |
| Day | Average (°F) | Record (°F) | ||
|---|---|---|---|---|
| High | Low | High | Low | |
| December 1 | 70.0 | 40.6 | 89 | 26 |
| December 2 | 69.8 | 40.4 | 88 | 18 |
| December 3 | 69.4 | 40.3 | 90 | 22 |
| December 4 | 69.0 | 40.1 | 90 | 22 |
| December 5 | 68.8 | 39.9 | 89 | 24 |
| December 6 | 68.5 | 39.7 | 91 | 20 |
| December 7 | 68.2 | 39.5 | 88 | 19 |
| December 8 | 68.0 | 39.4 | 92 | 18 |
| December 9 | 67.7 | 39.3 | 87 | 20 |
| December 10 | 67.5 | 39.1 | 85 | 22 |
| December 11 | 67.3 | 39.0 | 84 | 24 |
| December 12 | 67.1 | 38.7 | 87 | 18 |
| December 13 | 67.1 | 38.5 | 83 | 21 |
| December 14 | 66.9 | 38.4 | 85 | 22 |
| December 15 | 66.8 | 38.3 | 82 | 24 |
| December 16 | 66.7 | 38.3 | 85 | 21 |
| December 17 | 66.5 | 38.2 | 86 | 24 |
| December 18 | 66.4 | 38.1 | 83 | 22 |
| December 19 | 66.3 | 38.1 | 83 | 20 |
| December 20 | 66.2 | 38.1 | 85 | 24 |
| December 21 | 66.2 | 38.0 | 86 | 20 |
| December 22 | 66.2 | 37.9 | 82 | 21 |
| December 23 | 66.2 | 37.8 | 87 | 18 |
| December 24 | 66.2 | 37.8 | 85 | 17 |
| December 25 | 66.2 | 37.8 | 86 | 17 |
| December 26 | 66.1 | 37.8 | 89 | 19 |
| December 27 | 66.1 | 37.8 | 81 | 18 |
| December 28 | 66.1 | 37.8 | 85 | 17 |
| December 29 | 66.2 | 37.9 | 89 | 20 |
| December 30 | 66.2 | 37.9 | 89 | 19 |
| December 31 | 66.2 | 37.9 | 85 | 19 |