National Weather Service forecast

Union, Iowa Weather

46°Overnight: Chance Rain Showers
Wind WNW 12 mph
7-DayHourlyRadar

Union 7-Day Forecast

  1. Overnight
    46°F
    Chance Rain Showers
    33% chance of precipitation

    A chance of rain showers. Cloudy. Low around 46, with temperatures rising to around 48 overnight. West northwest wind around 12 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

  2. Wednesday
    52°F
    Chance Rain Showers
    28% chance of precipitation

    A chance of rain showers before 5pm. Cloudy. High near 52, with temperatures falling to around 50 in the afternoon. West wind 12 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

  3. Wednesday Night
    42°F
    Cloudy then Slight Chance Rain Showers
    22% chance of precipitation

    A slight chance of rain showers after 1am. Cloudy. Low around 42, with temperatures rising to around 45 overnight. West wind around 13 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

  4. Thursday
    54°F
    Chance Rain Showers then Cloudy
    51% chance of precipitation

    A chance of rain showers between 8am and 10am. Cloudy. High near 54, with temperatures falling to around 52 in the afternoon. Northwest wind 9 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

  5. Thursday Night
    37°F
    Mostly Cloudy
    12% chance of precipitation

    Mostly cloudy, with a low around 37. North wind 5 to 9 mph.

  6. Friday
    49°F
    Mostly Sunny
    3% chance of precipitation

    Mostly sunny, with a high near 49.

  7. Friday Night
    29°F
    Partly Cloudy

    Partly cloudy, with a low around 29.

  8. Saturday
    52°F
    Mostly Sunny

    Mostly sunny, with a high near 52.

  9. Saturday Night
    34°F
    Mostly Clear
    1% chance of precipitation

    Mostly clear, with a low around 34.

  10. Sunday
    58°F
    Sunny
    2% chance of precipitation

    Sunny, with a high near 58.

  11. Sunday Night
    35°F
    Clear

    Clear, with a low around 35.

  12. Monday
    64°F
    Sunny

    Sunny, with a high near 64.

  13. Monday Night
    39°F
    Mostly Clear

    Mostly clear, with a low around 39.

  14. Tuesday
    63°F
    Sunny

    Sunny, with a high near 63.

Issued by the National Weather Service (DMX office), updated .

Union Hourly Forecast

Loading the next 48 hours…

Full 100+ hour forecast for Union

Union Weather Radar

Open the full radar for Union

About Union

Population (2020 Census)
399
Coordinates
42.243, -93.063
Elevation
951 ft
NWS forecast office
DMX
Time zone
America/Chicago
Sunrise today
6:48 AM CST
Sunset today
5:02 PM CST
Daylight today
10 h 14 min

Union Weather Questions

What is the weather forecast for Union, Iowa?

Overnight: A chance of rain showers. Cloudy. Low around 46, with temperatures rising to around 48 overnight. West northwest wind around 12 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. Wednesday: A chance of rain showers before 5pm. Cloudy. High near 52, with temperatures falling to around 50 in the afternoon. West wind 12 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

Will it rain or snow in Union this week?

The best chance of precipitation is Thursday at 51%. Periods with a 30% chance or more: Overnight (33%), Thursday (51%).

How warm and how cold will it get in Union this week?

The warmest day is Monday, with a high near 64°F. The coldest night is Friday Night, with a low near 29°F.

What time are sunrise and sunset in Union today?

Sunrise is at 6:48 AM CST and sunset is at 5:02 PM CST, for 10 h 14 min of daylight.

Weather near Union

Largest cities in Iowa

All Iowa cities