Sumner, IA Weather Forecast and Current Conditions

Current Conditions From Nearby Station

7°F
Feels Like -10°F  
Humidity 66% Dew Point -2°F Wind S 15 MPH Gusts 19 Barometer N/A
Solar Rad 58 w/m2
Report from a MADIS/MESONET weather station 10.7 mi. NE of central Sumner
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Point Forecast at a Glance

ThuDec 4
Thu Dec 4: Mostly Sunny, High 6F, Low 12F
6
12
FriDec 5
Fri Dec 5: Snow, High 30F, Low 14F
20%
30
14
SatDec 6
Sat Dec 6: Snow, High 21F, Low 8F
20%
21
8
SunDec 7
Sun Dec 7: Mostly Sunny, High 14F, Low -7F
14
-7
MonDec 8
Mon Dec 8: Mostly Cloudy, High 22F, Low 12F
22
12
TueDec 9
Tue Dec 9: Mostly Cloudy, High 29F, Low 17F
29
17
WedDec 10
Wed Dec 10: Snow, High 29F
30%
29
 

7-Day Temperature Trend

Week Ahead Summary

High temperatures climb from 6°F to a high of 30°F by week's end. Unsettled weather expected with snow likely on at least 5 days.

Climate Context

This week's forecast shows temperatures running 10°F below the historical average for December. Normal highs for this period are around 32°F with lows around 15°F.

This Date in Weather History

1972 - Winds gusting to 70 mph sent the temperature at Livingston, MT, plunging from 52 degrees to 18 degrees in just twenty minutes.

More on this and other weather history

Sumner, IA 7 Day Weather Forecast Details

Thursday Dec 4

Mostly Sunny

Day: Mostly sunny and cold, with a steady temperature around 6. Wind chill values as low as -10. South wind 11 to 13 mph, with gusts as high as 21 mph.

Mostly Cloudy

Night: Mostly cloudy, with a temperature rising to around 12 by 4am. Wind chill values as low as -10. Breezy, with a south wind 13 to 16 mph, with gusts as high as 25 mph.

Friday Dec 5

Snow

Day: A slight chance of snow between 11am and 2pm. Increasing clouds, with a high near 30. Wind chill values as low as zero. South southwest wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

Mostly Cloudy

Night: Mostly cloudy, with a low around 14. Wind chill values as low as 5. West southwest wind 7 to 10 mph becoming north northwest after midnight.

Saturday Dec 6

Snow

Day: A 20 percent chance of snow after noon. Partly sunny, with a high near 21. North northwest wind around 7 mph becoming east northeast in the afternoon.

Snow

Night: Snow likely, mainly before midnight. Cloudy, with a low around 8. Chance of precipitation is 70%.

Sunday Dec 7

Mostly Sunny

Day: Mostly sunny, with a high near 14.

Mostly Cloudy

Night: Mostly cloudy, with a low around -7.

Monday Dec 8

Mostly Cloudy

Day: Mostly cloudy, with a high near 22.

Snow

Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 12.

Tuesday Dec 9

Mostly Cloudy

Day: Mostly cloudy, with a high near 29.

Snow

Night: Snow likely. Cloudy, with a low around 17. Chance of precipitation is 60%.

Wednesday Dec 10

Snow

Day: A 30 percent chance of snow. Mostly cloudy, with a high near 29. Blustery.


About Sumner, IA

Sumner is a city in Bremer County, Iowa, United States. The city is located along the county's eastern border, between Bremer and Fayette counties. The population was 2,030 at the time of the 2020 census. The Bremer County portion of Sumner is part of the Waterloo–Cedar Falls Metropolitan Statistical Area. The town was established in 1870, and incorporated in 1894. The community is named after American political leader Charles Sumner. Sumner is home to Life Line Emergency Vehicles, a major manufacturer of ambulances.

Content from Wikipedia, licensed under CC BY-SA 3.0.

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Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

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