Past Weather in Waltham — Graph
Waltham Temperature Yesterday
Maximum temperature yesterday: 56 °F (at 1:51 pm)
Minimum temperature yesterday: 28 °F (at 6:51 am)
Average temperature yesterday: 43 °F
High & Low Weather Summary for the Past Weeks
| Temperature | Humidity | Pressure | |
|---|---|---|---|
| High | 76 °F (Mar 10, 2:51 pm) | 100% (Mar 7, 2:43 am) | 30.56 "Hg (Mar 7, 2:43 am) |
| Low | 22 °F (Mar 18, 5:51 am) | 21% (Mar 9, 5:51 pm) | 29.26 "Hg (Mar 17, 2:25 am) |
| Average | 42 °F | 69% | 30.00 "Hg |
| * Reported Mar 6 8:51 am — Mar 21 9:51 am, Waltham. 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
Waltham Weather History for the Previous 24 Hours
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| Conditions | Comfort | |||||||
|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Wind | Humidity | Barometer | Visibility | ||
| 9:51 am Sat, Mar 21 |  | 48 °F | Broken clouds. | 14 mph | ↑ | 68% | 29.87 "Hg | 10 mi |
| 9:19 am | | 45 °F | Mostly cloudy. | 12 mph | ↑ | 80% | 29.81 "Hg | 10 mi |
| 8:51 am | | 44 °F | Mostly cloudy. | 7 mph | ↑ | 82% | 29.85 "Hg | 10 mi |
| 7:51 am |  | 44 °F | Overcast. | 7 mph | ↑ | 85% | 29.83 "Hg | 10 mi |
| 7:43 am | | 43 °F | Mostly cloudy. | 6 mph | ↑ | 89% | 29.78 "Hg | 10 mi |
| 6:51 am | | 42 °F | Overcast. | 3 mph | ↑ | 92% | 29.78 "Hg | 10 mi |
| 5:51 am |  | 42 °F | Overcast. | 3 mph | ↑ | 92% | 29.75 "Hg | 10 mi |
| 4:51 am | | 43 °F | Overcast. | 5 mph | ↑ | 89% | 29.74 "Hg | 10 mi |
| 3:51 am | | 43 °F | Mostly cloudy. | 5 mph | ↑ | 89% | 29.74 "Hg | 10 mi |
| 2:51 am | | 44 °F | Overcast. | 5 mph | ↑ | 85% | 29.76 "Hg | 10 mi |
| 2:29 am | | 44 °F | Overcast. | 3 mph | ↑ | 85% | 29.73 "Hg | 10 mi |
| 1:51 am | | 44 °F | Overcast. | 7 mph | ↑ | 85% | 29.78 "Hg | 10 mi |
| 12:51 am | | 44 °F | Overcast. | 8 mph | ↑ | 85% | 29.78 "Hg | 10 mi |
| 11:51 pm Fri, Mar 20 | | 44 °F | Overcast. | 9 mph | ↑ | 85% | 29.80 "Hg | 10 mi |
| 11:16 pm | | 44 °F | Mostly cloudy. | 8 mph | ↑ | 85% | 29.77 "Hg | 10 mi |
| 10:51 pm |  | 43 °F | Light rain. Mostly cloudy. | 9 mph | ↑ | 89% | 29.82 "Hg | 10 mi |
| 9:51 pm | | 43 °F | Light rain. Overcast. | 9 mph | ↑ | 89% | 29.85 "Hg | 10 mi |
| 8:51 pm | | 44 °F | Light rain. Overcast. | 9 mph | ↑ | 82% | 29.85 "Hg | 10 mi |
| 7:51 pm | | 45 °F | Light rain. Overcast. | 13 mph | ↑ | 76% | 29.85 "Hg | 10 mi |
| 6:51 pm |  | 48 °F | Light rain. Overcast. | 13 mph | ↑ | 59% | 29.83 "Hg | 10 mi |
| 5:51 pm | | 50 °F | Overcast. | 20 mph | ↑ | 52% | 29.80 "Hg | 10 mi |
| 4:51 pm |  | 52 °F | Passing clouds. | 25 mph | ↑ | 49% | 29.82 "Hg | 10 mi |
| 3:51 pm |  | 54 °F | Sunny. | 17 mph | ↑ | 45% | 29.82 "Hg | 10 mi |
| 2:51 pm | | 55 °F | Overcast. | 13 mph | ↑ | 45% | 29.89 "Hg | 10 mi |
| 1:51 pm | | 56 °F | Partly sunny. | 14 mph | ↑ | 39% | 29.94 "Hg | 10 mi |
| 12:51 pm | | 54 °F | Sunny. | 15 mph | ↑ | 40% | 30.00 "Hg | 10 mi |
| 11:51 am | | 52 °F | Sunny. | 13 mph | ↑ | 41% | 30.06 "Hg | 10 mi |
| Weather by CustomWeather, © 2026 | ||||||||