Hour-by-hour Forecast in Waltham — Graph
°F
Time
Wind
(mph)
(mph)
Rain/Snow
()
()
Temp
(°F)
(°F)
52
55
58
61
64
67
70
73
76
79
82
Saturday, August 23, 2025
8 pm
76
11
9 pm
72
11
10 pm
70
10
11 pm
69
10
Sunday, August 24, 2025
12 am
67
9
1 am
67
8
2 am
66
8
3 am
65
7
4 am
65
6
5 am
65
5
6 am
64
6
7 am
66
7
8 am
69
8
9 am
73
9
10 am
75
10
11 am
78
11
12 pm
80
11
1 pm
81
12
2 pm
82
12
3 pm
82
12
4 pm
82
12
5 pm
80
13
6 pm
79
11
7 pm
77
10
8 pm
74
8
9 pm
72
8
10 pm
71
7
11 pm
70
6
Monday, August 25, 2025
12 am
70
5
1 am
70
5
2 am
69
4
3 am
69
4
4 am
69
3
5 am
68
3
6 am
68
4
7 am
69
4
8 am
71
5
9 am
73
5
10 am
75
5
11 am
76
5
12 pm
78
6
1 pm
79
6
2 pm
80
7
3 pm
80
7
0.01
4 pm
78
7
0.01
5 pm
77
8
0.01
6 pm
76
7
0.01
7 pm
74
6
0.01
8 pm
73
5
9 pm
69
5
10 pm
66
5
11 pm
65
5
Tuesday, August 26, 2025
12 am
65
5
1 am
65
5
2 am
65
5
3 am
63
5
4 am
62
5
5 am
61
4
6 am
60
5
7 am
62
6
8 am
65
7
9 am
68
8
10 am
71
9
11 am
74
10
12 pm
76
11
1 pm
77
11
2 pm
78
12
3 pm
78
12
4 pm
78
12
5 pm
76
13
6 pm
74
11
7 pm
72
10
8 pm
69
9
9 pm
65
8
10 pm
64
7
11 pm
62
6
Wednesday, August 27, 2025
12 am
60
6
1 am
60
5
2 am
59
4
3 am
58
4
4 am
56
4
5 am
55
4
6 am
55
4
7 am
57
4
8 am
60
4
9 am
64
4
10 am
67
5
11 am
70
6
12 pm
71
6
1 pm
72
7
2 pm
72
8
3 pm
72
7
4 pm
72
6
5 pm
71
5
6 pm
69
4
7 pm
68
3
8 pm
64
4
9 pm
61
4
10 pm
60
4
11 pm
59
4
Thursday, August 28, 2025
12 am
58
4
1 am
56
4
2 am
55
5
3 am
54
5
4 am
54
5
5 am
53
5
6 am
53
5
7 am
55
5
8 am
60
6
9 am
65
6
10 am
69
6
11 am
72
6
12 pm
75
7
1 pm
76
8
2 pm
78
9
3 pm
78
9
4 pm
79
9
5 pm
78
9
6 pm
76
7
7 pm
73
6
8 pm
69
5
9 pm
67
5
10 pm
66
6
11 pm
64
7
Friday, August 29, 2025
12 am
62
7
1 am
60
6
2 am
59
6
3 am
58
5
4 am
58
5
5 am
57
4
6 am
56
4
7 am
57
4
8 am
59
5
9 am
63
6
10 am
66
7
11 am
69
8
12 pm
72
8
1 pm
74
7
2 pm
76
7
3 pm
74
7
0.01
4 pm
73
8
0.02
5 pm
71
9
0.02
6 pm
69
7
0.02
7 pm
65
7
0.02
8 pm
63
8
9 pm
61
8
10 pm
59
8
11 pm
58
8
Saturday, August 30, 2025
12 am
58
7
1 am
57
6
2 am
56
5
3 am
55
4
4 am
55
4
5 am
55
4
6 am
54
4
7 am
55
5
8 am
58
5
9 am
63
6
10 am
67
7
11 am
70
8
12 pm
71
8
1 pm
72
8
Detailed Hourly Forecast — Next 24 hours
Scroll right to see more
| Conditions | Comfort | Precipitation | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Time | Temp | Weather | Feels Like | Wind | Humidity | Chance | Amount | ||
| 8:00 pm Sat, Aug 23 |  | 76 °F | Clear. | 78 °F | 11 mph | ↑ | 50% | 0% | 0.00" (snow) 0.00" (rain) |
| 9:00 pm | | 72 °F | Clear. | 76 °F | 11 mph | ↑ | 59% | 0% | 0.00" (snow) 0.00" (rain) |
| 10:00 pm | | 70 °F | Clear. | 75 °F | 10 mph | ↑ | 65% | 0% | 0.00" (snow) 0.00" (rain) |
| 11:00 pm | | 69 °F | Clear. | 69 °F | 10 mph | ↑ | 71% | 0% | 0.00" (snow) 0.00" (rain) |
| 12:00 am Sun, Aug 24 |  | 67 °F | Scattered clouds. | 67 °F | 9 mph | ↑ | 75% | 0% | 0.00" (snow) 0.00" (rain) |
| 1:00 am |  | 67 °F | Broken clouds. | 67 °F | 8 mph | ↑ | 79% | 0% | 0.00" (snow) 0.00" (rain) |
| 2:00 am | | 66 °F | Overcast. | 66 °F | 8 mph | ↑ | 82% | 0% | 0.00" (snow) 0.00" (rain) |
| 3:00 am | | 65 °F | Broken clouds. | 65 °F | 7 mph | ↑ | 83% | 0% | 0.00" (snow) 0.00" (rain) |
| 4:00 am | | 65 °F | Mostly cloudy. | 65 °F | 6 mph | ↑ | 83% | 0% | 0.00" (snow) 0.00" (rain) |
| 5:00 am | | 65 °F | Mostly cloudy. | 65 °F | 5 mph | ↑ | 85% | 0% | 0.00" (snow) 0.00" (rain) |
| 6:00 am | | 64 °F | Mostly cloudy. | 64 °F | 6 mph | ↑ | 86% | 0% | 0.00" (snow) 0.00" (rain) |
| 7:00 am |  | 66 °F | Mostly cloudy. | 66 °F | 7 mph | ↑ | 85% | 0% | 0.00" (snow) 0.00" (rain) |
| 8:00 am | | 69 °F | Broken clouds. | 69 °F | 8 mph | ↑ | 78% | 0% | 0.00" (snow) 0.00" (rain) |
| 9:00 am |  | 72 °F | Partly cloudy. | 75 °F | 9 mph | ↑ | 71% | 0% | 0.00" (snow) 0.00" (rain) |
| 10:00 am |  | 75 °F | Mostly sunny. | 77 °F | 10 mph | ↑ | 64% | 0% | 0.00" (snow) 0.00" (rain) |
| 11:00 am |  | 78 °F | Sunny. | 80 °F | 11 mph | ↑ | 58% | 0% | 0.00" (snow) 0.00" (rain) |
| 12:00 pm | | 80 °F | Mostly sunny. | 81 °F | 11 mph | ↑ | 54% | 2% | 0.00" (snow) 0.00" (rain) |
| 1:00 pm | | 81 °F | Scattered clouds. | 82 °F | 12 mph | ↑ | 51% | 2% | 0.00" (snow) 0.00" (rain) |
| 2:00 pm | | 82 °F | Broken clouds. | 83 °F | 12 mph | ↑ | 49% | 2% | 0.00" (snow) 0.00" (rain) |
| 3:00 pm | | 82 °F | Mostly cloudy. | 83 °F | 12 mph | ↑ | 50% | 2% | 0.00" (snow) 0.00" (rain) |
| 4:00 pm |  | 82 °F | Cloudy. | 82 °F | 12 mph | ↑ | 51% | 0% | 0.00" (snow) 0.00" (rain) |
| 5:00 pm | | 80 °F | Overcast. | 81 °F | 13 mph | ↑ | 53% | 0% | 0.00" (snow) 0.00" (rain) |
| 6:00 pm | | 79 °F | Overcast. | 81 °F | 11 mph | ↑ | 56% | 0% | 0.00" (snow) 0.00" (rain) |
| 7:00 pm | | 77 °F | Overcast. | 78 °F | 10 mph | ↑ | 62% | 0% | 0.00" (snow) 0.00" (rain) |
| * Updated Saturday, August 23, 2025 3:42:31 pm Waltham time - Weather by CustomWeather, © 2025 | |||||||||