Hour-by-hour Forecast in Waltham — Graph
Detailed Hourly Forecast — Next 24 hours
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| Conditions | Comfort | Precipitation | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Feels Like | Wind | Humidity | Chance | Amount | ||
| 12:00 pm Wed, Jan 21 |  | 26 °F | Cloudy. | 17 °F | 9 mph | ↑ | 40% | 0% | 0.00" (snow) 0.00" (rain) |
| 1:00 pm | | 27 °F | Overcast. | 18 °F | 9 mph | ↑ | 40% | 0% | 0.00" (snow) 0.00" (rain) |
| 2:00 pm | | 29 °F | Overcast. | 20 °F | 9 mph | ↑ | 39% | 0% | 0.00" (snow) 0.00" (rain) |
| 3:00 pm | | 29 °F | Overcast. | 21 °F | 9 mph | ↑ | 39% | 0% | 0.00" (snow) 0.00" (rain) |
| 4:00 pm | | 28 °F | Overcast. | 19 °F | 9 mph | ↑ | 44% | 0% | 0.00" (snow) 0.00" (rain) |
| 5:00 pm |  | 27 °F | Overcast. | 18 °F | 8 mph | ↑ | 49% | 0% | 0.00" (snow) 0.00" (rain) |
| 6:00 pm | | 26 °F | Overcast. | 17 °F | 8 mph | ↑ | 55% | 0% | 0.00" (snow) 0.00" (rain) |
| 7:00 pm | | 26 °F | Overcast. | 18 °F | 8 mph | ↑ | 60% | 0% | 0.00" (snow) 0.00" (rain) |
| 8:00 pm | | 27 °F | Overcast. | 18 °F | 9 mph | ↑ | 67% | 5% | 0.00" (snow) 0.00" (rain) |
| 9:00 pm |  | 28 °F | Light snow. Overcast. | 18 °F | 11 mph | ↑ | 78% | 23% | 0.04" (snow) 0.00" (rain) |
| 10:00 pm | | 29 °F | Light snow. Overcast. | 19 °F | 13 mph | ↑ | 86% | 26% | 0.04" (snow) 0.00" (rain) |
| 11:00 pm | | 34 °F | Light snow. Overcast. | 25 °F | 13 mph | ↑ | 80% | 34% | 0.04" (snow) 0.00" (rain) |
| 12:00 am Thu, Jan 22 | | 34 °F | Light snow. Overcast. | 25 °F | 13 mph | ↑ | 86% | 46% | 0.06" (snow) 0.00" (rain) |
| 1:00 am | | 34 °F | Light snow. Overcast. | 25 °F | 13 mph | ↑ | 87% | 53% | 0.07" (snow) 0.00" (rain) |
| 2:00 am | | 34 °F | Light snow. Overcast. | 25 °F | 13 mph | ↑ | 85% | 46% | 0.06" (snow) 0.00" (rain) |
| 3:00 am | | 35 °F | Light snow. Overcast. | 26 °F | 13 mph | ↑ | 79% | 31% | 0.04" (snow) 0.00" (rain) |
| 4:00 am |  | 37 °F | Sprinkles. Overcast. | 29 °F | 13 mph | ↑ | 69% | 22% | 0.00" (snow) 0.00" (rain) |
| 5:00 am |  | 36 °F | Light mixture of precip. Overcast. | 27 °F | 13 mph | ↑ | 71% | 21% | 0.01" (snow) 0.00" (rain) |
| 6:00 am | | 35 °F | Overcast. | 26 °F | 12 mph | ↑ | 69% | 10% | 0.00" (snow) 0.00" (rain) |
| 7:00 am | | 35 °F | Overcast. | 27 °F | 11 mph | ↑ | 67% | 10% | 0.00" (snow) 0.00" (rain) |
| 8:00 am |  | 35 °F | Broken clouds. | 27 °F | 11 mph | ↑ | 68% | 10% | 0.00" (snow) 0.00" (rain) |
| 9:00 am |  | 38 °F | Partly cloudy. | 30 °F | 11 mph | ↑ | 64% | 7% | 0.00" (snow) 0.00" (rain) |
| 10:00 am | | 40 °F | Partly cloudy. | 33 °F | 12 mph | ↑ | 61% | 0% | 0.00" (snow) 0.00" (rain) |
| 11:00 am | | 42 °F | Partly cloudy. | 35 °F | 12 mph | ↑ | 57% | 0% | 0.00" (snow) 0.00" (rain) |
| * Updated Wednesday, January 21, 2026 8:42:42 am Waltham time - Weather by CustomWeather, © 2026 | |||||||||