Past Weather in San Juan — Graph
San Juan Temperature Yesterday
Maximum temperature yesterday: 75 °F (at 12:00 am)
Minimum temperature yesterday: 62 °F (at 11:00 pm)
Average temperature yesterday: 69 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 95 °F (Mar 15, 6:00 pm) | 89% (Mar 9, 8:00 am) | 30.01 "Hg (Mar 9, 8:00 am) |
| Low | 56 °F (Mar 21, 8:00 am) | 28% (Mar 19, 5:00 pm) | 29.29 "Hg (Mar 15, 6:00 pm) |
| Average | 73 °F | 61% | 29.75 "Hg |
| * Reported Mar 6 7:00 pm — Mar 21 7:00 pm, San Juan. 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
San Juan Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 7:00 pm Sat, Mar 21 |  | 72 °F | Sunny. | 9 mph | ↑ | 40% | 29.76 "Hg | 9 mi |
| 6:00 pm | | 72 °F | Sunny. | No wind | ↑ | 38% | 29.77 "Hg | 9 mi |
| 5:00 pm | | 72 °F | Sunny. | 9 mph | ↑ | 39% | 29.78 "Hg | 9 mi |
| 4:00 pm | | 71 °F | Sunny. | 13 mph | ↑ | 38% | 29.81 "Hg | 9 mi |
| 3:00 pm |  | 69 °F | Passing clouds. | 16 mph | ↑ | 43% | 29.85 "Hg | 9 mi |
| 2:00 pm | | 69 °F | Scattered clouds. | 7 mph | ↑ | 45% | 29.90 "Hg | 9 mi |
| 1:00 pm | | 66 °F | Scattered clouds. | 13 mph | ↑ | 49% | 29.94 "Hg | 9 mi |
| 12:00 pm | | 65 °F | Scattered clouds. | 20 mph | ↑ | 53% | 29.96 "Hg | 9 mi |
| 11:00 am | | 61 °F | Scattered clouds. | 18 mph | ↑ | 66% | 29.99 "Hg | 9 mi |
| 10:00 am |  | 59 °F | Partly sunny. | 13 mph | ↑ | 66% | 30.00 "Hg | 9 mi |
| 9:00 am | | 57 °F | Partly sunny. | 18 mph | ↑ | 68% | 29.98 "Hg | 9 mi |
| 8:00 am | | 56 °F | Partly sunny. | 13 mph | ↑ | 69% | 29.93 "Hg | 9 mi |
| 7:00 am |  | 57 °F | Passing clouds. | 20 mph | ↑ | 70% | 29.90 "Hg | 9 mi |
| 6:00 am | | 58 °F | Passing clouds. | 25 mph | ↑ | 68% | 29.87 "Hg | 9 mi |
| 5:00 am | | 58 °F | Passing clouds. | 25 mph | ↑ | 70% | 29.87 "Hg | 9 mi |
| 4:00 am | | 58 °F | Passing clouds. | 25 mph | ↑ | 69% | 29.86 "Hg | 9 mi |
| 3:00 am | | 57 °F | Passing clouds. | 22 mph | ↑ | 68% | 29.85 "Hg | 9 mi |
| 2:00 am | | 57 °F | Passing clouds. | 20 mph | ↑ | 68% | 29.84 "Hg | 9 mi |
| 1:00 am | | 60 °F | Passing clouds. | 22 mph | ↑ | 61% | 29.83 "Hg | 9 mi |
| 12:00 am | | 62 °F | Passing clouds. | 22 mph | ↑ | 56% | 29.81 "Hg | 9 mi |
| 11:00 pm Fri, Mar 20 | | 62 °F | Passing clouds. | 22 mph | ↑ | 58% | 29.80 "Hg | 9 mi |
| 10:00 pm | | 63 °F | Passing clouds. | 22 mph | ↑ | 58% | 29.79 "Hg | 9 mi |
| 9:00 pm | | 63 °F | Passing clouds. | 25 mph | ↑ | 59% | 29.77 "Hg | 9 mi |
| Weather by CustomWeather, © 2026 | ||||||||