Currently: 73 °F. Overcast. (Weather station: Saint Helena Island, Saint Helena). See more current weatherPast Weather in Jamestown — Graph
Jamestown Temperature Yesterday
Maximum temperature yesterday: 74 °F (at 1:00 pm)
Minimum temperature yesterday: 68 °F (at 3:00 am)
Average temperature yesterday: 71 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 79 °F (Mar 17, 1:00 pm) | 98% (Mar 15, 2:00 am) | 30.00 "Hg (Mar 15, 2:00 am) |
| Low | 66 °F (Mar 11, 2:00 am) | 54% (Mar 11, 2:00 pm) | 29.84 "Hg (Mar 14, 6:00 pm) |
| Average | 71 °F | 85% | 29.93 "Hg |
| * Reported Mar 6 2:00 pm — Mar 21 2:00 pm, Jamestown. 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
Jamestown Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 2:00 pm Sat, Mar 21 | | 74 °F | Overcast. | 29 mph | ↑ | 77% | 29.92 "Hg | N/A |
| 1:00 pm | | 74 °F | Overcast. | 31 mph | ↑ | 75% | 29.94 "Hg | N/A |
| 12:00 pm | | 75 °F | Low clouds. | 36 mph | ↑ | 77% | 29.96 "Hg | N/A |
| 11:00 am | | 73 °F | Low clouds. | 31 mph | ↑ | 84% | 29.97 "Hg | N/A |
| 10:00 am | | 72 °F | Low clouds. | 27 mph | ↑ | 81% | 29.97 "Hg | N/A |
| 9:00 am | | 72 °F | Low clouds. | 27 mph | ↑ | 82% | 29.96 "Hg | N/A |
| 8:00 am | | 70 °F | Low clouds. | 29 mph | ↑ | 86% | 29.95 "Hg | N/A |
| 7:00 am | | 69 °F | Low clouds. | 29 mph | ↑ | 87% | 29.94 "Hg | N/A |
| 6:00 am |  | 68 °F | Low clouds. | 29 mph | ↑ | 87% | 29.93 "Hg | N/A |
| 5:00 am | | 69 °F | Low clouds. | 27 mph | ↑ | 90% | 29.92 "Hg | N/A |
| 4:00 am | | 69 °F | Low clouds. | 29 mph | ↑ | 87% | 29.93 "Hg | N/A |
| 3:00 am | | 69 °F | Low clouds. | 27 mph | ↑ | 87% | 29.93 "Hg | N/A |
| 2:00 am | | 69 °F | Low clouds. | 27 mph | ↑ | 88% | 29.95 "Hg | N/A |
| 1:00 am | | 69 °F | Low clouds. | 29 mph | ↑ | 86% | 29.96 "Hg | N/A |
| 12:00 am | | 70 °F | Low clouds. | 25 mph | ↑ | 90% | 29.98 "Hg | N/A |
| 11:00 pm Fri, Mar 20 | | 70 °F | Low clouds. | 27 mph | ↑ | 87% | 29.99 "Hg | N/A |
| 10:00 pm | | 70 °F | Low clouds. | 25 mph | ↑ | 86% | 29.98 "Hg | N/A |
| 9:00 pm | | 70 °F | Overcast. | 27 mph | ↑ | 85% | 29.96 "Hg | N/A |
| 8:00 pm | | 70 °F | Overcast. | 27 mph | ↑ | 83% | 29.95 "Hg | N/A |
| 7:00 pm | | 70 °F | Overcast. | 29 mph | ↑ | 84% | 29.94 "Hg | N/A |
| 6:00 pm | | 72 °F | Overcast. | 27 mph | ↑ | 81% | 29.92 "Hg | N/A |
| 5:00 pm | | 72 °F | Overcast. | 22 mph | ↑ | 79% | 29.90 "Hg | N/A |
| 4:00 pm | | 72 °F | Low clouds. | 27 mph | ↑ | 78% | 29.90 "Hg | N/A |
| 3:00 pm | | 73 °F | Overcast. | 27 mph | ↑ | 78% | 29.91 "Hg | N/A |
| Weather by CustomWeather, © 2026 | ||||||||