Past Weather in Sylmar — Graph
Sylmar Temperature Yesterday
Maximum temperature yesterday: 97 °F (at 2:55 pm)
Minimum temperature yesterday: 70 °F (at 8:00 am)
Average temperature yesterday: 89 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 102 °F (Mar 19, 3:55 pm) | 88% (Mar 10, 8:55 am) | 30.27 "Hg (Mar 10, 8:55 am) |
| Low | 54 °F (Mar 11, 7:55 am) | 7% (Mar 8, 12:55 pm) | 29.82 "Hg (Mar 8, 4:55 pm) |
| Average | 79 °F | 25% | 30.02 "Hg |
| * Reported Mar 5 5:55 pm — Mar 20 6:55 pm, Sylmar. 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
Sylmar Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 6:55 pm Fri, Mar 20 |  | 91 °F | Sunny. | 6 mph | ↑ | 13% | 29.93 "Hg | 10 mi |
| 5:55 pm | | 93 °F | Sunny. | 8 mph | ↑ | 12% | 29.93 "Hg | 10 mi |
| 4:55 pm | | 93 °F | Sunny. | 7 mph | ↑ | 14% | 29.93 "Hg | 10 mi |
| 3:55 pm | | 95 °F | Sunny. | 7 mph | ↑ | 12% | 29.94 "Hg | 10 mi |
| 2:55 pm | | 97 °F | Sunny. | 8 mph | ↑ | 13% | 29.96 "Hg | 10 mi |
| 1:55 pm | | 95 °F | Sunny. | 7 mph | ↑ | 18% | 29.98 "Hg | 10 mi |
| 12:55 pm | | 93 °F | Sunny. | 3 mph | ↑ | 16% | 30.00 "Hg | 10 mi |
| 11:55 am | | 91 °F | Sunny. | 3 mph | ↑ | 20% | 30.01 "Hg | 10 mi |
| 10:55 am | | 93 °F | Sunny. | 3 mph | ↑ | 16% | 30.02 "Hg | 10 mi |
| 9:55 am | | 82 °F | Sunny. | No wind | ↑ | 21% | 30.02 "Hg | 10 mi |
| 9:00 am | | 79 °F | Sunny. | No wind | ↑ | 24% | 30.02 "Hg | 10 mi |
| 8:00 am | | 70 °F | Sunny. | No wind | ↑ | 31% | 30.01 "Hg | 10 mi |
| Weather by CustomWeather, © 2026 | ||||||||