Past Weather in San Juan — Graph
San Juan Temperature Yesterday
Maximum temperature yesterday: 68 °F (at 4:00 pm)
Minimum temperature yesterday: 35 °F (at 9:00 am)
Average temperature yesterday: 50 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 68 °F (Jul 11, 4:00 pm) | 100% (Jun 28, 9:00 am) | 30.75 "Hg (Jun 28, 9:00 am) |
| Low | 18 °F (Jul 1, 9:00 am) | 19% (Jun 27, 4:00 pm) | 29.69 "Hg (Jun 29, 2:00 pm) |
| Average | 44 °F | 58% | 30.28 "Hg |
| * Reported Jun 27 3:00 pm — Jul 12 3:00 pm, San Juan. Weather by CustomWeather, © 2025 | |||
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 | ||
| 3:00 pm Sat, Jul 12 |  | 64 °F | Sunny. | 3 mph | ↑ | 37% | 30.11 "Hg | 9 mi |
| 2:00 pm | | 61 °F | Sunny. | 3 mph | ↑ | 40% | 30.14 "Hg | 9 mi |
| 1:00 pm | | 58 °F | Sunny. | 2 mph | ↑ | 47% | 30.18 "Hg | 9 mi |
| 12:00 pm | | 53 °F | Sunny. | 3 mph | ↑ | 55% | 30.22 "Hg | 9 mi |
| 11:00 am | | 47 °F | Sunny. | 3 mph | ↑ | 63% | 30.23 "Hg | 9 mi |
| 10:00 am | | 42 °F | Sunny. | 2 mph | ↑ | 69% | 30.23 "Hg | 6 mi |
| 9:00 am | | 30 °F | Sunny. | 2 mph | ↑ | 86% | 30.24 "Hg | 6 mi |
| 8:00 am |  | 32 °F | Clear. | No wind | ↑ | 81% | 30.22 "Hg | 9 mi |
| 7:00 am | | 31 °F | Clear. | 2 mph | ↑ | 82% | 30.20 "Hg | 9 mi |
| 6:00 am | | 33 °F | Clear. | 5 mph | ↑ | 80% | 30.17 "Hg | 9 mi |
| 5:00 am | | 36 °F | Clear. | 3 mph | ↑ | 80% | 30.16 "Hg | 9 mi |
| 4:00 am | | 36 °F | Clear. | 2 mph | ↑ | 82% | 30.18 "Hg | 9 mi |
| 3:00 am | | 36 °F | Clear. | 2 mph | ↑ | 80% | 30.21 "Hg | 9 mi |
| 2:00 am | | 38 °F | Clear. | 2 mph | ↑ | 73% | 30.22 "Hg | 9 mi |
| 1:00 am | | 41 °F | Clear. | 2 mph | ↑ | 70% | 30.22 "Hg | 9 mi |
| 12:00 am | | 45 °F | Clear. | 2 mph | ↑ | 70% | 30.23 "Hg | 9 mi |
| 11:00 pm Fri, Jul 11 | | 50 °F | Clear. | 2 mph | ↑ | 60% | 30.22 "Hg | 9 mi |
| 10:00 pm | | 49 °F | Clear. | 2 mph | ↑ | 60% | 30.24 "Hg | 9 mi |
| 9:00 pm | | 50 °F | Clear. | 2 mph | ↑ | 57% | 30.25 "Hg | 9 mi |
| 8:00 pm | | 55 °F | Clear. | 6 mph | ↑ | 47% | 30.24 "Hg | 9 mi |
| 7:00 pm | | 59 °F | Clear. | 6 mph | ↑ | 43% | 30.22 "Hg | 9 mi |
| 6:00 pm | | 66 °F | Sunny. | 6 mph | ↑ | 36% | 30.19 "Hg | 9 mi |
| 5:00 pm | | 67 °F | Sunny. | 7 mph | ↑ | 35% | 30.19 "Hg | 9 mi |
| 4:00 pm | | 68 °F | Sunny. | 2 mph | ↑ | 38% | 30.19 "Hg | 9 mi |
| Weather by CustomWeather, © 2025 | ||||||||