| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ☀️ Average high (°F°C) | 70.421.3 | 69.821.0 | 71.922.1 | 75.624.2 | 76.724.8 | 81.827.7 | 86.830.4 | 89.131.7 | 88.531.4 | 81.927.7 | 75.624.2 | 69.420.8 | 78.125.6 |
| 🌙 Average low (°F°C) | 42.96.1 | 44.67.0 | 48.18.9 | 51.210.6 | 56.113.4 | 59.515.3 | 63.517.5 | 65.118.4 | 62.517.0 | 55.913.3 | 47.28.4 | 42.65.9 | 53.411.9 |
| ☀️ Record high (°F°C) | 93.033.9 | 95.035.0 | 98.136.7 | 105.140.6 | 106.041.1 | 113.045.0 | 113.045.0 | 111.043.9 | 114.145.6 | 107.141.7 | 99.037.2 | 95.035.0 | 114.145.6 |
| 🌙 Record low (°F°C) | 19.0-7.2 | 21.0-6.1 | 26.1-3.3 | 28.9-1.7 | 34.01.1 | 39.94.4 | 44.16.7 | 44.16.7 | 37.02.8 | 32.00.0 | 25.0-3.9 | 21.0-6.1 | 19.0-7.2 |
| 💧 Average precipitation (inchescm) | 2.35.9 | 2.66.5 | 1.94.8 | 0.81.9 | 0.30.8 | 0.10.2 | 0.20.4 | 0.00.1 | 0.10.2 | 0.41.1 | 1.12.9 | 2.15.3 | 12.130.7 |
| 💧 Daily % chance precipitation | 18.1 | 24.5 | 17.3 | 11.7 | 7.3 | 1.9 | 1.8 | 1.4 | 1.8 | 6.0 | 12.4 | 18.3 | 10.7 |
|
More El Cajon Weather Records
1899–2022
|
||
|---|---|---|
| Highest daily low | 82.0 °F27.8 °C | September 7, 1904 |
| Lowest daily high | 42.1 °F5.6 °C | January 11, 1949 |
| Most daily precipitation | 5.6 inches14.2 cm | January 27, 1916 |
| Most monthly precipitation | 16.7 inches42.4 cm | January 1916 |
| Most yearly precipitation | 28.1 inches71.5 cm | 1941 |
| Earliest freeze | November 1 | 1935 |
| Latest freeze | April 14 | 1911 |
|
El Cajon Weather Streaks
Most consecutive days...
|
||
|---|---|---|
| With precipitation | 15 days | Feb 15–29, 2000 |
| Without precipitation | 191 days | May 6 – Nov 12, 1984 |
| High temperature ≥ 80 °F27 °C | 104 days | Jun 12 – Sep 23, 1917 |
| High temperature ≥ 90 °F32 °C | 17 days | Aug 12–28, 2020 |
| High temperature ≥ 100 °F38 °C | 8 days | Aug 31 – Sep 7, 1955 |