Fontana-on-Geneva Lake Weather Forecast 15 Days, Weather in Fontana-on-Geneva Lake Today
Current weather conditions and 15 day weather forecast for Fontana-on-Geneva Lake, Wisconsin, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Fontana-on-Geneva Lake
| 01 August 2026 Saturday 18.7 ° C / 65.6°F  Overcast |
Feels Like : 18.7 ° C / 65.6°F Humidity : % 94 Pressure : 1010 mb Wind Speed : 27.4 kmph / 17 miles from NE  Visibility : 4.8 km Precipitation (rainfall) : 0.12 mm Cloud (%) : 100 |
15 day weather forecast for Fontana-on-Geneva Lake, WI, USA
Weather Forecast for next 15 Days for Fontana-on-Geneva Lake including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Fontana-on-Geneva Lake, Wisconsin state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 01 August 2026 Saturday |  Patchy rain nearby |
18 ° C (64.4°F) |
22.9 ° C (73.2°F) |
19.9 ° C (67.8°F) |
% 91 | 88% | 0.5 | Sunrise:05:46 AM Sunset: 08:14 PM |
Moonrise:09:43 PM Moonset: 08:57 AM Moon Phase ( Waning Gibbous ) |
|
| 02 August 2026 Sunday | Overcast |
16 ° C (60.7°F) |
23.1 ° C (73.6°F) |
19.4 ° C (66.8°F) |
% 87 | 41% | 4.6 | Sunrise:05:47 AM Sunset: 08:13 PM |
Moonrise:10:01 PM Moonset: 09:59 AM Moon Phase ( Waning Gibbous ) |
|
| 03 August 2026 Monday |  Sunny |
15.3 ° C (59.5°F) |
25.8 ° C (78.4°F) |
20 ° C (68°F) |
% 76 | 8% | 8.8 | Sunrise:05:48 AM Sunset: 08:12 PM |
Moonrise:10:20 PM Moonset: 11:03 AM Moon Phase ( Last Quarter ) |
|
| 04 August 2026 Tuesday | Sunny |
15.1 ° C (59.1°F) |
27.7 ° C (81.9°F) |
21.5 ° C (70.7°F) |
% 73 | 8% | 9 | Sunrise:05:49 AM Sunset: 08:11 PM |
Moonrise:10:42 PM Moonset: 12:09 PM Moon Phase ( Last Quarter ) |
|
| 05 August 2026 Wednesday | Sunny |
17.6 ° C (63.7°F) |
28.2 ° C (82.8°F) |
22.1 ° C (71.7°F) |
% 79 | 57% | 7 | Sunrise:05:50 AM Sunset: 08:09 PM |
Moonrise:11:09 PM Moonset: 01:18 PM Moon Phase ( Last Quarter ) |
|
| 06 August 2026 Thursday |  Fog |
18.4 ° C (65°F) |
24.1 ° C (75.4°F) |
21.2 ° C (70.1°F) |
% 92 | 88% | 5 | Sunrise:05:51 AM Sunset: 08:08 PM |
Moonrise:11:42 PM Moonset: 02:30 PM Moon Phase ( Last Quarter ) |
|
| 07 August 2026 Friday |  Mist |
19.5 ° C (67°F) |
29 ° C (84.2°F) |
23.2 ° C (73.8°F) |
% 79 | 16% | 7 | Sunrise:05:52 AM Sunset: 08:07 PM |
Moonrise:Does not rise today Moonset: 03:43 PM Moon Phase ( Waning Crescent ) |
|
| 08 August 2026 Saturday | Sunny |
16.9 ° C (62.4°F) |
29.5 ° C (85.1°F) |
22.3 ° C (72.2°F) |
% 84 | 77% | 7 | Sunrise:05:53 AM Sunset: 08:06 PM |
Moonrise:12:26 AM Moonset: 04:54 PM Moon Phase ( Waning Crescent ) |
|
| 09 August 2026 Sunday | Fog |
16.2 ° C (61.1°F) |
26.7 ° C (80.1°F) |
21.1 ° C (69.9°F) |
% 83 | 20% | 7 | Sunrise:05:54 AM Sunset: 08:04 PM |
Moonrise:01:23 AM Moonset: 05:56 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Sunny |
18.3 ° C (65°F) |
30.6 ° C (87.1°F) |
23.2 ° C (73.8°F) |
% 82 | 73% | 8 | Sunrise:05:55 AM Sunset: 08:03 PM |
Moonrise:02:33 AM Moonset: 06:48 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
15.7 ° C (60.2°F) |
25.6 ° C (78.1°F) |
20.1 ° C (68.2°F) |
% 75 | 9% | 7 | Sunrise:05:57 AM Sunset: 08:02 PM |
Moonrise:03:54 AM Moonset: 07:28 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
16.4 ° C (61.6°F) |
26 ° C (78.7°F) |
20.5 ° C (69°F) |
% 76 | 72% | 6 | Sunrise:05:58 AM Sunset: 08:00 PM |
Moonrise:05:18 AM Moonset: 08:01 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday |  Light rain shower |
17 ° C (62.6°F) |
25.4 ° C (77.7°F) |
19.5 ° C (67.2°F) |
% 93 | 89% | 6 | Sunrise:05:59 AM Sunset: 07:59 PM |
Moonrise:06:42 AM Moonset: 08:27 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Fog |
16.7 ° C (62.1°F) |
27.2 ° C (81°F) |
21.9 ° C (71.3°F) |
% 89 | 69% | 6 | Sunrise:06:00 AM Sunset: 07:57 PM |
Moonrise:08:02 AM Moonset: 08:51 PM Moon Phase ( Waxing Crescent ) |
|
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