Past Weather in Arcata — Graph
Arcata Temperature Yesterday
Maximum temperature yesterday: 47 °F (at 3:53 pm)
Minimum temperature yesterday: 40 °F (at 8:10 am)
Average temperature yesterday: 44 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 64 °F (Jan 16, 10:53 am) | 100% (Jan 6, 4:53 am) | 30.52 "Hg (Jan 6, 4:53 am) |
| Low | 33 °F (Jan 9, 3:53 am) | 42% (Jan 9, 11:53 am) | 30.02 "Hg (Jan 7, 2:53 pm) |
| Average | 44 °F | 92% | 30.24 "Hg |
| * Reported Jan 6 3:53 am — Jan 21 3:53 am, Arcata. 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
Arcata Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 3:53 am Wed, Jan 21 |  | 45 °F | Fog. | 5 mph | ↑ | 100% | 30.11 "Hg | 1 mi |
| 3:05 am | | 45 °F | Fog. | No wind | ↑ | 100% | 30.10 "Hg | 1 mi |
| 1:53 am | | 45 °F | Fog. | No wind | ↑ | 100% | 30.11 "Hg | 1 mi |
| 1:14 am | | 45 °F | Fog. | No wind | ↑ | 100% | 30.09 "Hg | 1 mi |
| 12:53 am | | 45 °F | Fog. | No wind | ↑ | 100% | 30.11 "Hg | 2 mi |
| 12:39 am | | 45 °F | Fog. | 3 mph | ↑ | 100% | 30.09 "Hg | 2 mi |
| 11:53 pm Tue, Jan 20 | | 46 °F | Fog. | 3 mph | ↑ | 96% | 30.13 "Hg | 4 mi |
| 10:53 pm |  | 46 °F | Low clouds. | 3 mph | ↑ | 100% | 30.13 "Hg | 9 mi |
| 9:58 pm | | 46 °F | Fog. | No wind | ↑ | 100% | 30.10 "Hg | 2 mi |
| 8:53 pm | | 47 °F | Fog. | 5 mph | ↑ | 97% | 30.14 "Hg | 6 mi |
| 7:53 pm | | 46 °F | Fog. | No wind | ↑ | 100% | 30.12 "Hg | 6 mi |
| 6:53 pm | | 46 °F | Fog. | No wind | ↑ | 100% | 30.13 "Hg | 6 mi |
| 5:53 pm | | 47 °F | Low clouds. | No wind | ↑ | 97% | 30.13 "Hg | 9 mi |
| 4:53 pm |  | 46 °F | Low clouds. | No wind | ↑ | 100% | 30.13 "Hg | 9 mi |
| 3:53 pm | | 47 °F | Low clouds. | 3 mph | ↑ | 97% | 30.12 "Hg | 8 mi |
| 3:01 pm |  | 46 °F | Fog. | No wind | ↑ | 100% | 30.10 "Hg | 6 mi |
| 2:35 pm | | 46 °F | Low clouds. | 3 mph | ↑ | 100% | 30.11 "Hg | 10 mi |
| 1:53 pm | | 46 °F | Low clouds. | 3 mph | ↑ | 96% | 30.14 "Hg | 9 mi |
| 12:53 pm | | 46 °F | Fog. | No wind | ↑ | 100% | 30.15 "Hg | 5 mi |
| 11:53 am | | 45 °F | Fog. | No wind | ↑ | 100% | 30.17 "Hg | 6 mi |
| 11:38 am | | 45 °F | Fog. | 3 mph | ↑ | 100% | 30.16 "Hg | 5 mi |
| 11:18 am | | 45 °F | Fog. | 5 mph | ↑ | 100% | 30.16 "Hg | 1 mi |
| 10:59 am | | 45 °F | Fog. | 3 mph | ↑ | 100% | 30.16 "Hg | 1 mi |
| 10:39 am | | 45 °F | Fog. | No wind | ↑ | 100% | 30.16 "Hg | 0 mi |
| 9:53 am | | 44 °F | Fog. | No wind | ↑ | 100% | 30.18 "Hg | 0 mi |
| 9:24 am | | 42 °F | Fog. | No wind | ↑ | 100% | 30.15 "Hg | 0 mi |
| 9:13 am | | 42 °F | Fog. | No wind | ↑ | 100% | 30.15 "Hg | 1 mi |
| 8:53 am | | 41 °F | Fog. | No wind | ↑ | 100% | 30.17 "Hg | 0 mi |
| 8:34 am | | 41 °F | Fog. | 3 mph | ↑ | 100% | 30.14 "Hg | 0 mi |
| 8:10 am | | 40 °F | Fog. | No wind | ↑ | 100% | 30.13 "Hg | 1 mi |
| 8:02 am | | 41 °F | Fog. | No wind | ↑ | 100% | 30.13 "Hg | 1 mi |
| 7:23 am | | 42 °F | Fog. | 5 mph | ↑ | 100% | 30.13 "Hg | 1 mi |
| 7:01 am | | 42 °F | Fog. | 5 mph | ↑ | 100% | 30.13 "Hg | 2 mi |
| 5:53 am | | 42 °F | Fog. | 3 mph | ↑ | 100% | 30.15 "Hg | 1 mi |
| 5:36 am | | 42 °F | Fog. | 5 mph | ↑ | 100% | 30.12 "Hg | 1 mi |
| Weather by CustomWeather, © 2026 | ||||||||