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Waterloo WI Weather - Partly Cloudy - 77°F
Partly Cloudy
77°F
Updated 9:47 pm
Feels Like 84°F
Humidity 93%
Wind NNE 3 mph
Barometer  29.93 in
Dew Point 75°F
Waterloo WI Weather - Partly Cloudy - 25°C
Partly Cloudy
25°C
Updated 9:47 pm
Feels Like 29°C
Humidity 93%
Wind NNE 5 km/h
Barometer  101.3 kPa
Dew Point 24°C
Waterloo, WI Weather and Current Conditionswaterloo wi weather forecast

Waterloo, WI Weather Forecast

Waterloo Wisconsin WeatherWaterloo, Wisconsin Weather Weather Forecast
Here is the API 14 day weather forecast for Waterloo, Wisconsin. Note: The 7-day weather forecast for Waterloo, WI is the most reliable and accurate weather forecast. This template should only be used as a probable scenario. Forecasting weather beyond the next 7 days is a challenge.
Waterloo, WI Weather Forecast Dated: 947 PM Fri Sep 04 2026
Expect a very warm period with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.

Friday, September 4, 2026

Mid-Morning
Waterloo Weather - 2026-09-04 - Morning - Sunny
78°F 26°C
Sunny
Mid-Afternoon
Waterloo Weather - 2026-09-04 - Afternoon - Sunny
91°F 33°C
Sunny
Early-Evening
Waterloo Weather - 2026-09-04 - Evening - Sunny
85°F 29°C
Sunny
Sizzling hot near 91°F 33°C with a heat index reaching 106°F 41°C, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the WSW to the NW at 7 mph 12 km/h.

Saturday, September 5, 2026

Mid-Morning
Waterloo Weather - 2026-09-05 - Morning - Cloudy
67°F 20°C
Cloudy
Mid-Afternoon
Waterloo Weather - 2026-09-05 - Afternoon - Scattered Showers
74°F 23°C
Scattered Showers
Early-Evening
Waterloo Weather - 2026-09-05 - Evening - Sunny
70°F 21°C
Sunny
Comfortable with temperatures reaching 74°F 23°C, scattered downpours possible, with lower humidity and steady pressure. Winds switching from the NNE to the ENE at 7 mph 12 km/h.

Sunday, September 6, 2026

Mid-Morning
Waterloo Weather - 2026-09-06 - Morning - Sunny
67°F 19°C
Sunny
Mid-Afternoon
Waterloo Weather - 2026-09-06 - Afternoon - Overcast
77°F 25°C
Overcast
Early-Evening
Waterloo Weather - 2026-09-06 - Evening - Sunny
67°F 20°C
Sunny
Enjoyable around 77°F 25°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds ESE at 10 mph 16 km/h.

Monday, September 7, 2026

Mid-Morning
Waterloo Weather - 2026-09-07 - Morning - Overcast
66°F 19°C
Overcast
Mid-Afternoon
Waterloo Weather - 2026-09-07 - Afternoon - Overcast
72°F 22°C
Overcast
Early-Evening
Waterloo Weather - 2026-09-07 - Evening - Sunny
67°F 20°C
Sunny
Mild temperatures up to 72°F 22°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds swinging from the SSE to the SE at 9 mph 13 km/h.

Tuesday, September 8, 2026

Mid-Morning
Waterloo Weather - 2026-09-08 - Morning - Overcast
66°F 19°C
Overcast
Mid-Afternoon
Waterloo Weather - 2026-09-08 - Afternoon - Overcast
83°F 28°C
Overcast
Early-Evening
Waterloo Weather - 2026-09-08 - Evening - Overcast
80°F 27°C
Overcast
Very warm with a high of 83°F 28°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds shifting from the SSW to the S at 13 mph 21 km/h. Gusts up to 32 mph 51 km/h.

Wednesday, September 9, 2026

Mid-Morning
Waterloo Weather - 2026-09-09 - Morning - Sunny
67°F 19°C
Sunny
Mid-Afternoon
Waterloo Weather - 2026-09-09 - Afternoon - Sunny
78°F 26°C
Sunny
Early-Evening
Waterloo Weather - 2026-09-09 - Evening - Overcast
71°F 22°C
Overcast
Pleasant near 78°F 26°C, sunny in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the WNW to the NW at 10 mph 16 km/h.

Thursday, September 10, 2026

Mid-Morning
Waterloo Weather - 2026-09-10 - Morning - Overcast
59°F 15°C
Overcast
Mid-Afternoon
Waterloo Weather - 2026-09-10 - Afternoon - Overcast
70°F 21°C
Overcast
Early-Evening
Waterloo Weather - 2026-09-10 - Evening - Cloudy
65°F 18°C
Cloudy
Comfortable with temperatures reaching 70°F 21°C, overcast throughout the day, with steady humidity and steady pressure.

Friday, September 11, 2026

Mid-Morning
Waterloo Weather - 2026-09-11 - Morning - Sunny
63°F 17°C
Sunny
Mid-Afternoon
Waterloo Weather - 2026-09-11 - Afternoon - Overcast
72°F 22°C
Overcast
Early-Evening
Waterloo Weather - 2026-09-11 - Evening - Overcast
66°F 19°C
Overcast
Enjoyable around 72°F 22°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds out of the SE at 10 mph 16 km/h.

Saturday, September 12, 2026

Mid-Morning
Waterloo Weather - 2026-09-12 - Morning - Scattered Showers
64°F 18°C
Scattered Showers
Mid-Afternoon
Waterloo Weather - 2026-09-12 - Afternoon - Scattered Showers
83°F 29°C
Scattered Showers
Early-Evening
Waterloo Weather - 2026-09-12 - Evening - Sunny
83°F 29°C
Sunny
Very warm near 83°F 29°C, though humidity makes it feel like 86°F 30°C, locally heavy downpours at times, with lower humidity and barometric pressure falling. Winds blowing from the SSW at 20 mph 32 km/h. Gusts up to 39 mph 64 km/h.

Sunday, September 13, 2026

Mid-Morning
Waterloo Weather - 2026-09-13 - Morning - Sunny
82°F 28°C
Sunny
Mid-Afternoon
Waterloo Weather - 2026-09-13 - Afternoon - Sunny
94°F 35°C
Sunny
Early-Evening
Waterloo Weather - 2026-09-13 - Evening - Sunny
89°F 32°C
Sunny
Sizzling hot near 94°F 35°C with a heat index reaching 97°F 36°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds swinging from the SSW to the S at 13 mph 20 km/h. Gusts up to 26 mph 42 km/h.

Monday, September 14, 2026

Mid-Morning
Waterloo Weather - 2026-09-14 - Morning - Partly Cloudy
83°F 28°C
Partly Cloudy
Mid-Afternoon
Waterloo Weather - 2026-09-14 - Afternoon - Overcast
94°F 34°C
Overcast
Early-Evening
Waterloo Weather - 2026-09-14 - Evening - Sunny
88°F 31°C
Sunny
Hot and sweltering around 94°F 34°C (heat index 97°F 36°C), cloudy in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds shifting from the SSW to the S at 15 mph 23 km/h. Gusts up to 27 mph 43 km/h.

Tuesday, September 15, 2026

Mid-Morning
Waterloo Weather - 2026-09-15 - Morning - Sunny
82°F 28°C
Sunny
Mid-Afternoon
Waterloo Weather - 2026-09-15 - Afternoon - Sunny
92°F 33°C
Sunny
Early-Evening
Waterloo Weather - 2026-09-15 - Evening - Partly Cloudy
87°F 31°C
Partly Cloudy
Very hot with a high of 92°F 33°C, feeling closer to 95°F 35°C in the humidity, sunny in the morning, becoming partly cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the SSW to the S at 16 mph 25 km/h. Gusts up to 30 mph 48 km/h.

Wednesday, September 16, 2026

Mid-Morning
Waterloo Weather - 2026-09-16 - Morning - Sunny
78°F 26°C
Sunny
Mid-Afternoon
Waterloo Weather - 2026-09-16 - Afternoon - Overcast
89°F 32°C
Overcast
Early-Evening
Waterloo Weather - 2026-09-16 - Evening - Overcast
85°F 29°C
Overcast
Quite warm around 89°F 32°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the SSW to the S at 12 mph 19 km/h. Gusts up to 27 mph 43 km/h.

Thursday, September 17, 2026

Mid-Morning
Waterloo Weather - 2026-09-17 - Morning - Overcast
59°F 15°C
Overcast
Mid-Afternoon
Waterloo Weather - 2026-09-17 - Afternoon - Sunny
72°F 22°C
Sunny
Early-Evening
Waterloo Weather - 2026-09-17 - Evening - Sunny
65°F 19°C
Sunny
Mild temperatures up to 72°F 22°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds out of the WNW at 16 mph 26 km/h. Gusts up to 24 mph 39 km/h.

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Weather by the Numbers

Fri, 4th
Waterloo WI Weather - Friday, Sep 4, 2026 - Overcast
Hi: 91°F 33°C
Lo: 71°F 22°C
Sunrise 06:23 AM
Sunset 07:26 PM
Wind SSW 9 mph15 km/h
Dew Point 72°F22°C
uv Index 5
Barometric Pressure 29.88 in1012 mb
POP 28% *
Humidity 87%
Sat, 5th
Waterloo WI Weather - Saturday, Sep 5, 2026 - Overcast
Hi: 74°F 23°C
Lo: 63°F 17°C
Sunrise 06:24 AM
Sunset 07:24 PM
Wind NE 11 mph18 km/h
Dew Point 65°F18°C
uv Index 3
Barometric Pressure 30 in1016 mb
POP 22% *
Humidity 78%
Sun, 6th
Waterloo WI Weather - Sunday, Sep 6, 2026 - Overcast
Hi: 77°F 25°C
Lo: 61°F 16°C
Sunrise 06:25 AM
Sunset 07:22 PM
Wind ESE 8 mph13 km/h
Dew Point 61°F16°C
uv Index 7
Barometric Pressure 30.12 in1020 mb
POP 14% *
Humidity 63%
Mon, 7th
Waterloo WI Weather - Monday, Sep 7, 2026 - Overcast
Hi: 72°F 22°C
Lo: 60°F 15°C
Sunrise 06:27 AM
Sunset 07:20 PM
Wind SE 6 mph10 km/h
Dew Point 59°F15°C
uv Index 7
Barometric Pressure 30.15 in1021 mb
POP 21% *
Humidity 75%
Tue, 8th
Waterloo WI Weather - Tuesday, Sep 8, 2026 - Cloudy
Hi: 83°F 28°C
Lo: 63°F 17°C
Sunrise 06:28 AM
Sunset 07:18 PM
Wind S 13 mph21 km/h
Dew Point 59°F15°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 11% *
Humidity 59%
Wed, 9th
Waterloo WI Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 79°F 26°C
Lo: 64°F 18°C
Sunrise 06:29 AM
Sunset 07:17 PM
Wind WNW 18 mph29 km/h
Dew Point 51°F10°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 40%
Thu, 10th
Waterloo WI Weather - Thursday, Sep 10, 2026 - Overcast
Hi: 71°F 22°C
Lo: 54°F 12°C
Sunrise 06:30 AM
Sunset 07:15 PM
Wind NNE 4 mph7 km/h
Dew Point 47°F8°C
uv Index 4
Barometric Pressure 30.18 in1022 mb
POP 12% *
Humidity 50%
Fri, 11th
Waterloo WI Weather - Friday, Sep 11, 2026 - Partly Cloudy
Hi: 73°F 23°C
Lo: 56°F 14°C
Sunrise 06:31 AM
Sunset 07:13 PM
Wind SE 10 mph16 km/h
Dew Point 51°F10°C
uv Index 6
Barometric Pressure 30.12 in1020 mb
POP 9% *
Humidity 50%
Sat, 12th
Waterloo WI Weather - Saturday, Sep 12, 2026 - Overcast
Hi: 86°F 30°C
Lo: 64°F 18°C
Sunrise 06:32 AM
Sunset 07:11 PM
Wind S 18 mph30 km/h
Dew Point 63°F17°C
uv Index 5
Barometric Pressure 29.88 in1012 mb
POP 14% *
Humidity 70%
Sun, 13th
Waterloo WI Weather - Sunday, Sep 13, 2026 - Sunny
Hi: 95°F 35°C
Lo: 79°F 26°C
Sunrise 06:33 AM
Sunset 07:09 PM
Wind SW 17 mph27 km/h
Dew Point 63°F17°C
uv Index 8
Barometric Pressure 29.88 in1012 mb
POP 1% *
Humidity 42%
Mon, 14th
Waterloo WI Weather - Monday, Sep 14, 2026 - Cloudy
Hi: 95°F 35°C
Lo: 81°F 27°C
Sunrise 06:34 AM
Sunset 07:08 PM
Wind SSW 17 mph28 km/h
Dew Point 64°F18°C
uv Index 7
Barometric Pressure 30 in1016 mb
POP 9% *
Humidity 43%
Tue, 15th
Waterloo WI Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 92°F 33°C
Lo: 78°F 26°C
Sunrise 06:35 AM
Sunset 07:06 PM
Wind SSW 15 mph25 km/h
Dew Point 65°F18°C
uv Index 8
Barometric Pressure 30.06 in1018 mb
POP 1% *
Humidity 45%
Wed, 16th
Waterloo WI Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 90°F 32°C
Lo: 73°F 23°C
Sunrise 06:36 AM
Sunset 07:04 PM
Wind SSW 16 mph25 km/h
Dew Point 55°F13°C
uv Index 8
Barometric Pressure 30.03 in1017 mb
POP 5% *
Humidity 35%
Thu, 17th
Waterloo WI Weather - Thursday, Sep 17, 2026 - Overcast
Hi: 74°F 23°C
Lo: 56°F 13°C
Sunrise 06:38 AM
Sunset 07:02 PM
Wind NW 15 mph24 km/h
Dew Point 35°F2°C
uv Index 4
Barometric Pressure 30.21 in1023 mb
POP 3% *
Humidity 32%
* POP = Probability of Precipitation. Data for 12:00 PM.