Currently: 52 °F. Passing clouds. (Weather station: Janesville / Rock County, USA). See more current weatherWilliams Bay Extended Forecast with high and low temperatures
°F
Time
Wind
(mph)
(mph)
Rain/Snow
()
()
Temp
(°F)
(°F)
35
39
43
47
51
55
59
63
67
71
75
May 11 – May 17
0.04
Lo:51
Sat, 17
Hi:64
19
May 18 – May 24
Lo:44
Sun, 18
Hi:65
8
Lo:39
Mon, 19
Hi:56
14
0.24
Lo:44
Tue, 20
Hi:51
20
Lo:40
Wed, 21
Hi:63
13
Lo:36
Thu, 22
Hi:67
6
Lo:40
Fri, 23
Hi:74
11
Lo:54
Sat, 24
Hi:74
15
May 25 – May 31
0.02
Lo:57
Sun, 25
Hi:77
9
0.01
Lo:58
Mon, 26
Hi:77
11
0.03
Lo:56
Tue, 27
Hi:73
6
Lo:53
Wed, 28
Hi:72
9
Lo:53
Thu, 29
Hi:73
10
Lo:55
Fri, 30
Hi:75
16
0.04
Lo:56
Sat, 31
Hi:76
15
Sat, May 17
64 / 51 °F
Sprinkles early. Overcast.
Feels Like: 63 °F
Humidity: 50%
Precipitation: Rain: 0.04 Snow: 0
Precipitation Chance: 46%
W
Wind: 19 mph
2 Week Extended Forecast in Williams Bay, USA
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Sat May 17 |  | 64 / 51 °F | Sprinkles early. Overcast. | 63 °F | 19 mph | ↑ | 50% | 46% | 0.04" | 3 (Moderate) | 5:29 am | 8:11 pm |
| Sun May 18 |  | 65 / 44 °F | Mostly cloudy. | 64 °F | 8 mph | ↑ | 49% | 5% | - | 3 (Moderate) | 5:28 am | 8:12 pm |
| Mon May 19 |  | 56 / 39 °F | Overcast. | 51 °F | 14 mph | ↑ | 55% | 1% | - | 3 (Moderate) | 5:27 am | 8:13 pm |
| Tue May 20 |  | 51 / 44 °F | Rain. Overcast. | 44 °F | 20 mph | ↑ | 48% | 49% | 0.24" | 3 (Moderate) | 5:27 am | 8:14 pm |
| Wed May 21 |  | 63 / 40 °F | Morning clouds. | 62 °F | 13 mph | ↑ | 36% | 0% | - | 7 (High) | 5:26 am | 8:15 pm |
| Thu May 22 |  | 67 / 36 °F | Sunny. | 66 °F | 6 mph | ↑ | 36% | 0% | - | 7 (High) | 5:25 am | 8:16 pm |
| Fri May 23 | | 74 / 40 °F | Overcast. | 77 °F | 11 mph | ↑ | 33% | 2% | - | 3 (Moderate) | 5:24 am | 8:17 pm |
| Sat May 24 | | 74 / 54 °F | Mostly cloudy. | 76 °F | 15 mph | ↑ | 62% | 6% | - | 7 (High) | 5:23 am | 8:18 pm |
| Sun May 25 |  | 77 / 57 °F | Showers late. Overcast. | 78 °F | 9 mph | ↑ | 87% | 48% | 0.02" | 3 (Moderate) | 5:23 am | 8:19 pm |
| Mon May 26 | | 77 / 58 °F | Overcast. | 79 °F | 11 mph | ↑ | 65% | 41% | 0.01" | 3 (Moderate) | 5:22 am | 8:20 pm |
| Tue May 27 | | 73 / 56 °F | Mostly cloudy. | 73 °F | 6 mph | ↑ | 79% | 39% | 0.03" | 3 (Moderate) | 5:21 am | 8:21 pm |
| Wed May 28 | | 72 / 53 °F | Sunny. | 77 °F | 9 mph | ↑ | 51% | 4% | - | 7 (High) | 5:21 am | 8:22 pm |
| Thu May 29 |  | 73 / 53 °F | Mostly sunny. | 77 °F | 10 mph | ↑ | 50% | 4% | - | 7 (High) | 5:20 am | 8:23 pm |
| Fri May 30 | | 75 / 55 °F | Mostly sunny. | 77 °F | 16 mph | ↑ | 61% | 6% | - | 7 (High) | 5:20 am | 8:23 pm |
| Sat May 31 | | 76 / 56 °F | Increasing cloudiness. | 78 °F | 15 mph | ↑ | 56% | 50% | 0.04" | 3 (Moderate) | 5:19 am | 8:24 pm |
| * Updated Friday, May 16, 2025 10:24:08 pm Williams Bay time - Weather by CustomWeather, © 2025 | ||||||||||||