Past Weather in El Cajon — Graph
El Cajon Temperature Yesterday
Maximum temperature yesterday: 77 °F (at 12:47 pm)
Minimum temperature yesterday: 41 °F (at 6:15 am)
Average temperature yesterday: 52 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 82 °F (Jan 14, 12:47 pm) | 100% (Jan 7, 12:15 am) | 30.39 "Hg (Jan 7, 12:15 am) |
| Low | 36 °F (Jan 10, 4:55 am) | 11% (Jan 10, 12:47 pm) | 29.88 "Hg (Jan 7, 2:47 pm) |
| Average | 51 °F | 66% | 30.11 "Hg |
| * Reported Jan 6 2:47 pm — Jan 21 2:47 pm, El Cajon. Weather by CustomWeather, © 2026 | |||
Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records
El Cajon Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 2:47 pm Wed, Jan 21 |  | 68 °F | Sunny. | No wind | ↑ | 46% | 30.03 "Hg | 10 mi |
| 1:47 pm | | 68 °F | Sunny. | No wind | ↑ | 38% | 30.05 "Hg | 10 mi |
| 12:47 pm | | 66 °F | Sunny. | No wind | ↑ | 43% | 30.06 "Hg | 10 mi |
| 11:47 am | | 64 °F | Sunny. | No wind | ↑ | 49% | 30.09 "Hg | 10 mi |
| 10:47 am | | 57 °F | Sunny. | No wind | ↑ | 63% | 30.12 "Hg | 10 mi |
| 9:47 am | | 54 °F | Sunny. | No wind | ↑ | 82% | 30.12 "Hg | 10 mi |
| 8:47 am |  | 48 °F | Passing clouds. | No wind | ↑ | 100% | 30.12 "Hg | 10 mi |
| 7:47 am |  | 46 °F | Light fog. | No wind | ↑ | 100% | 30.12 "Hg | 10 mi |
| 7:27 am |  | 46 °F | Fog. | No wind | ↑ | 100% | 30.11 "Hg | 1 mi |
| 6:47 am | | 46 °F | Fog. | No wind | ↑ | 100% | 30.11 "Hg | 0 mi |
| 6:35 am | | 46 °F | Fog. | No wind | ↑ | 100% | 30.10 "Hg | 0 mi |
| 5:55 am |  | 48 °F | Fog. | 5 mph | ↑ | 100% | 30.08 "Hg | 0 mi |
| 5:35 am | | 48 °F | Fog. | No wind | ↑ | 100% | 30.07 "Hg | 0 mi |
| 5:15 am | | 48 °F | Fog. | No wind | ↑ | 100% | 30.07 "Hg | 0 mi |
| 4:55 am | | 48 °F | Fog. | No wind | ↑ | 100% | 30.07 "Hg | 0 mi |
| 4:35 am | | 48 °F | Fog. | No wind | ↑ | 100% | 30.08 "Hg | 0 mi |
| 3:55 am | | 48 °F | Fog. | No wind | ↑ | 100% | 30.08 "Hg | 1 mi |
| 3:35 am | | 48 °F | Passing clouds. | No wind | ↑ | 94% | 30.10 "Hg | 8 mi |
| 2:55 am |  | 46 °F | Clear. | No wind | ↑ | 93% | 30.10 "Hg | 10 mi |
| 2:35 am | | 46 °F | Clear. | No wind | ↑ | 100% | 30.10 "Hg | 10 mi |
| 2:15 am | | 46 °F | Clear. | No wind | ↑ | 100% | 30.10 "Hg | 10 mi |
| 1:55 am | | 46 °F | Clear. | No wind | ↑ | 100% | 30.10 "Hg | 10 mi |
| 1:35 am | | 46 °F | Clear. | 3 mph | ↑ | 93% | 30.09 "Hg | 10 mi |
| 12:55 am | | 48 °F | Clear. | No wind | ↑ | 94% | 30.08 "Hg | 9 mi |
| 12:35 am | | 48 °F | Passing clouds. | No wind | ↑ | 94% | 30.08 "Hg | 8 mi |
| 12:15 am | | 48 °F | Clear. | No wind | ↑ | 94% | 30.08 "Hg | 8 mi |
| 11:55 pm Tue, Jan 20 | | 48 °F | Clear. | No wind | ↑ | 100% | 30.07 "Hg | 9 mi |
| 11:35 pm | | 50 °F | Clear. | No wind | ↑ | 94% | 30.07 "Hg | 10 mi |
| 10:55 pm | | 50 °F | Clear. | 5 mph | ↑ | 94% | 30.06 "Hg | 10 mi |
| 10:35 pm | | 50 °F | Clear. | No wind | ↑ | 94% | 30.06 "Hg | 10 mi |
| 10:15 pm | | 52 °F | Clear. | No wind | ↑ | 88% | 30.06 "Hg | 9 mi |
| 9:55 pm | | 52 °F | Clear. | No wind | ↑ | 94% | 30.06 "Hg | 10 mi |
| 9:35 pm | | 52 °F | Clear. | No wind | ↑ | 94% | 30.06 "Hg | 10 mi |
| 8:55 pm | | 54 °F | Clear. | 5 mph | ↑ | 88% | 30.06 "Hg | 10 mi |
| 7:47 pm | | 55 °F | Clear. | No wind | ↑ | 94% | 30.07 "Hg | 7 mi |
| 6:59 pm | | 55 °F | Clear. | No wind | ↑ | 94% | 30.07 "Hg | 7 mi |
| 5:47 pm | | 63 °F | Clear. | No wind | ↑ | 77% | 30.07 "Hg | 10 mi |
| 4:47 pm | | 64 °F | Sunny. | 5 mph | ↑ | 68% | 30.06 "Hg | 10 mi |
| Weather by CustomWeather, © 2026 | ||||||||