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Union IA Weather - Clear - 80°F
Clear
80°F
Updated 4:20 pm
Feels Like 83°F
Humidity 42%
Wind W 6 mph
Barometer  30.01 in
Dew Point 55°F
Union IA Weather - Clear - 27°C
Clear
27°C
Updated 4:20 pm
Feels Like 28°C
Humidity 42%
Wind W 10 km/h
Barometer  101.6 kPa
Dew Point 13°C
Union, IA Weather and Current Conditionsunion ia weather forecast

Union, IA Weather Forecast

Union Iowa WeatherUnion, Iowa Weather Weather Forecast
Here is the API 14 day weather forecast for Union, Iowa. Note: The 7-day weather forecast for Union, IA 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.
Union, IA Weather Forecast Dated: 420 PM Thu Sep 10 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.

Thursday, September 10, 2026

Mid-Morning
Union Weather - 2026-09-10 - Morning - Partly Cloudy
65°F 18°C
Partly Cloudy
Mid-Afternoon
Union Weather - 2026-09-10 - Afternoon - Sunny
83°F 29°C
Sunny
Early-Evening
Union Weather - 2026-09-10 - Evening - Sunny
74°F 24°C
Sunny
Warm and summery near 83°F 29°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure.

Friday, September 11, 2026

Mid-Morning
Union Weather - 2026-09-11 - Morning - Sunny
64°F 18°C
Sunny
Mid-Afternoon
Union Weather - 2026-09-11 - Afternoon - Sunny
83°F 29°C
Sunny
Early-Evening
Union Weather - 2026-09-11 - Evening - Overcast
79°F 27°C
Overcast
Balmy with temperatures reaching 83°F 29°C, sunny through the afternoon, turning overcast this evening, with lower humidity and barometric pressure falling. Winds turning from the S to the SSE at 11 mph 17 km/h. Gusts up to 23 mph 37 km/h.

Saturday, September 12, 2026

Mid-Morning
Union Weather - 2026-09-12 - Morning - Sunny
66°F 19°C
Sunny
Mid-Afternoon
Union Weather - 2026-09-12 - Afternoon - Partly Cloudy
80°F 26°C
Partly Cloudy
Early-Evening
Union Weather - 2026-09-12 - Evening - Overcast
73°F 23°C
Overcast
Quite warm around 80°F 26°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds switching from the NW to the NE at 9 mph 13 km/h.

Sunday, September 13, 2026

Mid-Morning
Union Weather - 2026-09-13 - Morning - Light Showers
59°F 15°C
Light Showers
Mid-Afternoon
Union Weather - 2026-09-13 - Afternoon - Light Showers
65°F 18°C
Light Showers
Early-Evening
Union Weather - 2026-09-13 - Evening - Light Showers
64°F 18°C
Light Showers
Cool with a high near 65°F 18°C, rounds of showers expected off and on all day, with increasing humidity and steady pressure. Winds moving from the NE to the E at 8 mph 13 km/h. Gusts up to 20 mph 33 km/h.

Monday, September 14, 2026

Mid-Morning
Union Weather - 2026-09-14 - Morning - Light Showers
73°F 23°C
Light Showers
Mid-Afternoon
Union Weather - 2026-09-14 - Afternoon - Nearby Thunderstorms
86°F 30°C
Nearby Thunderstorms
Early-Evening
Union Weather - 2026-09-14 - Evening - Nearby Thunderstorms
83°F 28°C
Nearby Thunderstorms
Quite warm reaching 86°F 30°C, feeling like 90°F 32°C during peak afternoon, scattered downpours possible, with lower humidity and steady pressure. Winds swinging from the SSE to the NW at 16 mph 25 km/h. Gusts up to 30 mph 49 km/h.

Tuesday, September 15, 2026

Mid-Morning
Union Weather - 2026-09-15 - Morning - Light Showers
65°F 18°C
Light Showers
Mid-Afternoon
Union Weather - 2026-09-15 - Afternoon - Overcast
70°F 21°C
Overcast
Early-Evening
Union Weather - 2026-09-15 - Evening - Overcast
67°F 20°C
Overcast
Pleasant near 70°F 21°C, morning showers, giving way to clearing skies, with lower humidity and barometric pressure rising. Winds shifting from the NNW to the NNE at 10 mph 16 km/h.

Wednesday, September 16, 2026

Mid-Morning
Union Weather - 2026-09-16 - Morning - Overcast
55°F 13°C
Overcast
Mid-Afternoon
Union Weather - 2026-09-16 - Afternoon - Overcast
57°F 14°C
Overcast
Early-Evening
Union Weather - 2026-09-16 - Evening - Overcast
58°F 15°C
Overcast
Chilly near 57°F 14°C, overcast throughout the day, with steady humidity and steady pressure. Winds turning from the NE to the ENE at 5 mph 8 km/h.

Thursday, September 17, 2026

Mid-Morning
Union Weather - 2026-09-17 - Morning - Sunny
57°F 14°C
Sunny
Mid-Afternoon
Union Weather - 2026-09-17 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
Union Weather - 2026-09-17 - Evening - Cloudy
65°F 19°C
Cloudy
Enjoyable around 70°F 21°C, sunny in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure.

Friday, September 18, 2026

Mid-Morning
Union Weather - 2026-09-18 - Morning - Sunny
59°F 15°C
Sunny
Mid-Afternoon
Union Weather - 2026-09-18 - Afternoon - Sunny
72°F 22°C
Sunny
Early-Evening
Union Weather - 2026-09-18 - Evening - Partly Cloudy
68°F 20°C
Partly Cloudy
Mild temperatures up to 72°F 22°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling.

Saturday, September 19, 2026

Mid-Morning
Union Weather - 2026-09-19 - Morning - Sunny
64°F 18°C
Sunny
Mid-Afternoon
Union Weather - 2026-09-19 - Afternoon - Sunny
77°F 25°C
Sunny
Early-Evening
Union Weather - 2026-09-19 - Evening - Sunny
72°F 23°C
Sunny
Mild with a high of 77°F 25°C, sunny throughout the day, with lower humidity and steady pressure.

Sunday, September 20, 2026

Mid-Morning
Union Weather - 2026-09-20 - Morning - Sunny
64°F 18°C
Sunny
Mid-Afternoon
Union Weather - 2026-09-20 - Afternoon - Sunny
75°F 24°C
Sunny
Early-Evening
Union Weather - 2026-09-20 - Evening - Sunny
70°F 22°C
Sunny
Pleasant near 75°F 24°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and barometric pressure falling. Winds switching from the S to the SSE at 8 mph 12 km/h.

Monday, September 21, 2026

Mid-Morning
Union Weather - 2026-09-21 - Morning - Overcast
63°F 17°C
Overcast
Mid-Afternoon
Union Weather - 2026-09-21 - Afternoon - Cloudy
74°F 23°C
Cloudy
Early-Evening
Union Weather - 2026-09-21 - Evening - Overcast
70°F 21°C
Overcast
Comfortable with temperatures reaching 74°F 23°C, overcast through the afternoon, turning sunny this evening, with lower humidity and barometric pressure falling.

Tuesday, September 22, 2026

Mid-Morning
Union Weather - 2026-09-22 - Morning - Scattered Showers
62°F 17°C
Scattered Showers
Mid-Afternoon
Union Weather - 2026-09-22 - Afternoon - Sunny
73°F 23°C
Sunny
Early-Evening
Union Weather - 2026-09-22 - Evening - Sunny
67°F 20°C
Sunny
Enjoyable around 73°F 23°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds moving from the WNW to the W at 10 mph 15 km/h.

Wednesday, September 23, 2026

Mid-Morning
Union Weather - 2026-09-23 - Morning - Sunny
48°F 9°C
Sunny
Mid-Afternoon
Union Weather - 2026-09-23 - Afternoon - Cloudy
60°F 16°C
Cloudy
Early-Evening
Union Weather - 2026-09-23 - Evening - Sunny
58°F 14°C
Sunny
Mildly cool near 60°F 16°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds swinging from the ESE to the NE at 7 mph 11 km/h.

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Weather by the Numbers

Thu, 10th
Union IA Weather - Thursday, Sep 10, 2026 - Sunny
Hi: 83°F 29°C
Lo: 55°F 13°C
Sunrise 06:47 AM
Sunset 07:31 PM
Wind N 3 mph5 km/h
Dew Point 58°F14°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 46%
Fri, 11th
Union IA Weather - Friday, Sep 11, 2026 - Sunny
Hi: 84°F 29°C
Lo: 60°F 16°C
Sunrise 06:48 AM
Sunset 07:29 PM
Wind S 13 mph21 km/h
Dew Point 57°F14°C
uv Index 6
Barometric Pressure 29.91 in1013 mb
POP 2% *
Humidity 50%
Sat, 12th
Union IA Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 80°F 27°C
Lo: 65°F 19°C
Sunrise 06:49 AM
Sunset 07:27 PM
Wind NNE 10 mph16 km/h
Dew Point 55°F13°C
uv Index 6
Barometric Pressure 29.88 in1012 mb
POP 2% *
Humidity 49%
Sun, 13th
Union IA Weather - Sunday, Sep 13, 2026 - Overcast
Hi: 67°F 19°C
Lo: 58°F 15°C
Sunrise 06:50 AM
Sunset 07:26 PM
Wind ENE 10 mph15 km/h
Dew Point 47°F8°C
uv Index 3
Barometric Pressure 30.12 in1020 mb
POP 13% *
Humidity 56%
Mon, 14th
Union IA Weather - Monday, Sep 14, 2026 - Overcast
Hi: 90°F 32°C
Lo: 62°F 17°C
Sunrise 06:51 AM
Sunset 07:24 PM
Wind SE 16 mph26 km/h
Dew Point 63°F17°C
uv Index 5
Barometric Pressure 29.85 in1011 mb
POP 25% *
Humidity 86%
Tue, 15th
Union IA Weather - Tuesday, Sep 15, 2026 - Overcast
Hi: 73°F 23°C
Lo: 61°F 16°C
Sunrise 06:52 AM
Sunset 07:22 PM
Wind NNW 11 mph18 km/h
Dew Point 51°F11°C
uv Index 4
Barometric Pressure 30.09 in1019 mb
POP 13% *
Humidity 58%
Wed, 16th
Union IA Weather - Wednesday, Sep 16, 2026 - Overcast
Hi: 60°F 16°C
Lo: 55°F 13°C
Sunrise 06:53 AM
Sunset 07:20 PM
Wind NNE 6 mph9 km/h
Dew Point 47°F9°C
uv Index 3
Barometric Pressure 30.33 in1027 mb
POP 20% *
Humidity 74%
Thu, 17th
Union IA Weather - Thursday, Sep 17, 2026 - Sunny
Hi: 71°F 22°C
Lo: 52°F 11°C
Sunrise 06:54 AM
Sunset 07:18 PM
Wind ESE 5 mph9 km/h
Dew Point 47°F8°C
uv Index 5
Barometric Pressure 30.39 in1029 mb
POP 2% *
Humidity 52%
Fri, 18th
Union IA Weather - Friday, Sep 18, 2026 - Sunny
Hi: 73°F 23°C
Lo: 54°F 12°C
Sunrise 06:56 AM
Sunset 07:17 PM
Wind SSW 7 mph11 km/h
Dew Point 49°F9°C
uv Index 5
Barometric Pressure 30.24 in1024 mb
POP 2% *
Humidity 52%
Sat, 19th
Union IA Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 77°F 25°C
Lo: 58°F 15°C
Sunrise 06:57 AM
Sunset 07:15 PM
Wind W 1 mph2 km/h
Dew Point 56°F14°C
uv Index 6
Barometric Pressure 30.12 in1020 mb
POP 3% *
Humidity 58%
Sun, 20th
Union IA Weather - Sunday, Sep 20, 2026 - Partly Cloudy
Hi: 76°F 24°C
Lo: 62°F 16°C
Sunrise 06:58 AM
Sunset 07:13 PM
Wind SSE 7 mph11 km/h
Dew Point 51°F10°C
uv Index 6
Barometric Pressure 30.06 in1018 mb
POP 2% *
Humidity 48%
Mon, 21st
Union IA Weather - Monday, Sep 21, 2026 - Overcast
Hi: 74°F 24°C
Lo: 60°F 16°C
Sunrise 06:59 AM
Sunset 07:11 PM
Wind SSE 6 mph10 km/h
Dew Point 51°F11°C
uv Index 5
Barometric Pressure 29.91 in1013 mb
POP 11% *
Humidity 53%
Tue, 22nd
Union IA Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 74°F 23°C
Lo: 58°F 15°C
Sunrise 07:00 AM
Sunset 07:10 PM
Wind WNW 13 mph21 km/h
Dew Point 41°F5°C
uv Index 6
Barometric Pressure 29.8 in1009 mb
POP 1% *
Humidity 39%
Wed, 23rd
Union IA Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 61°F 16°C
Lo: 44°F 7°C
Sunrise 07:01 AM
Sunset 07:08 PM
Wind WSW 9 mph15 km/h
Dew Point 42°F6°C
uv Index 4
Barometric Pressure 30.24 in1024 mb
POP 8% *
Humidity 62%
* POP = Probability of Precipitation. Data for 12:00 PM.