Hour-by-hour Forecast in San Juan — Graph
Detailed Hourly Forecast — Next 24 hours
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| Conditions | Comfort | Precipitation | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Feels Like | Wind | Humidity | Chance | Amount | ||
| 1:00 pm Wed, Jan 21 |  | 89 °F | Sunny. | 90 °F | 6 mph | ↑ | 40% | 0% | 0.00" (snow) 0.00" (rain) |
| 2:00 pm | | 92 °F | Sunny. | 92 °F | 6 mph | ↑ | 36% | 0% | 0.00" (snow) 0.00" (rain) |
| 3:00 pm | | 93 °F | Sunny. | 93 °F | 6 mph | ↑ | 33% | 0% | 0.00" (snow) 0.00" (rain) |
| 4:00 pm | | 95 °F | Sunny. | 95 °F | 6 mph | ↑ | 31% | 0% | 0.00" (snow) 0.00" (rain) |
| 5:00 pm | | 96 °F | Sunny. | 95 °F | 9 mph | ↑ | 30% | 0% | 0.00" (snow) 0.00" (rain) |
| 6:00 pm | | 96 °F | Sunny. | 95 °F | 12 mph | ↑ | 30% | 0% | 0.00" (snow) 0.00" (rain) |
| 7:00 pm |  | 94 °F | Scattered clouds. | 94 °F | 4 mph | ↑ | 33% | 0% | 0.00" (snow) 0.00" (rain) |
| 8:00 pm |  | 92 °F | Broken clouds. | 92 °F | 10 mph | ↑ | 36% | 1% | 0.00" (snow) 0.00" (rain) |
| 9:00 pm |  | 89 °F | Overcast. | 89 °F | 19 mph | ↑ | 41% | 2% | 0.00" (snow) 0.00" (rain) |
| 10:00 pm | | 85 °F | Cloudy. | 85 °F | 14 mph | ↑ | 44% | 4% | 0.00" (snow) 0.00" (rain) |
| 11:00 pm |  | 80 °F | Isolated tstorms. Mostly cloudy. | 81 °F | 14 mph | ↑ | 48% | 14% | 0.00" (snow) 0.01" (rain) |
| 12:00 am Thu, Jan 22 |  | 76 °F | Passing showers. Overcast. | 78 °F | 17 mph | ↑ | 53% | 15% | 0.00" (snow) 0.01" (rain) |
| 1:00 am | | 76 °F | Passing showers. Overcast. | 78 °F | 12 mph | ↑ | 55% | 14% | 0.00" (snow) 0.01" (rain) |
| 2:00 am | | 77 °F | Overcast. | 79 °F | 9 mph | ↑ | 56% | 6% | 0.00" (snow) 0.00" (rain) |
| 3:00 am | | 78 °F | Cloudy. | 80 °F | 10 mph | ↑ | 58% | 4% | 0.00" (snow) 0.00" (rain) |
| 4:00 am | | 77 °F | Broken clouds. | 79 °F | 10 mph | ↑ | 61% | 3% | 0.00" (snow) 0.00" (rain) |
| 5:00 am |  | 76 °F | Mostly clear. | 78 °F | 10 mph | ↑ | 66% | 1% | 0.00" (snow) 0.00" (rain) |
| 6:00 am |  | 74 °F | Clear. | 76 °F | 9 mph | ↑ | 70% | 0% | 0.00" (snow) 0.00" (rain) |
| 7:00 am | | 74 °F | Sunny. | 75 °F | 9 mph | ↑ | 72% | 0% | 0.00" (snow) 0.00" (rain) |
| 8:00 am | | 75 °F | Sunny. | 76 °F | 8 mph | ↑ | 69% | 0% | 0.00" (snow) 0.00" (rain) |
| 9:00 am | | 79 °F | Sunny. | 80 °F | 7 mph | ↑ | 61% | 0% | 0.00" (snow) 0.00" (rain) |
| 10:00 am | | 83 °F | Sunny. | 84 °F | 5 mph | ↑ | 53% | 0% | 0.00" (snow) 0.00" (rain) |
| 11:00 am | | 87 °F | Sunny. | 88 °F | 3 mph | ↑ | 45% | 0% | 0.00" (snow) 0.00" (rain) |
| 12:00 pm | | 89 °F | Sunny. | 90 °F | 3 mph | ↑ | 40% | 0% | 0.00" (snow) 0.00" (rain) |
| * Updated Wednesday, January 21, 2026 10:42:42 am San Juan time - Weather by CustomWeather, © 2026 | |||||||||