What is today's weather forecast for Westerville, SD?

Today's forecast for Westerville shows a high of 77 degrees and a low of 45 degrees Fahrenheit. Sunny, with a high near 77.

What is the 7-day weather forecast for Westerville, SD?

The 7-day forecast for Westerville shows highs from 45 to 77 degrees and lows from 32 to 45 degrees Fahrenheit. Expect precipitation on 3 days with chances of 20% or higher.

Will it rain in Westerville, SD this week?

Yes, rain is possible in Westerville this week. Precipitation chances: Monday (50% chance), Wednesday (30% chance), Thursday (20% chance).

How accurate is the Westerville weather forecast?

WeatherForYou provides highly accurate Westerville forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

Westerville, SD Weather Forecast and Current Conditions

WEATHER ALERTS - Hazardous Weather Outlook

Current Conditions From Nearby Station

Switch to Metric Units

81°F
Feels Like 81°F

Humidity 23% Dew Point 39°F Wind S 7 MPH Barometer 29.65 in.753.1 mm

Solar Rad 352 w/m² Visibility 9 mi.

Report from a NOAA weather station 11.8 miles SSE of central Westerville
at 2:15 PM Fri, Nov 14, 2025

Point Forecast at a Glance

FriNov 14

SatNov 15

SunNov 16

MonNov 17

50%

TueNov 18

WedNov 19

ThuNov 20

20%

7-Day Temperature Trend

Week Ahead Summary

High temperatures drop from 77°F to a low of 45°F, then recover to 48°F by week's end. Some rain possible with at least 3 days showing precipitation chances of 20% or higher.

Climate Context

This week's forecast shows temperatures running 9°F above the historical average for November. Normal highs for this period are around 46°F with lows around 24°F.

This Date in Weather History

1964 - With the help of a fresh three inch cover of snow, the temperature at Ely, NV, dipped to 15 degrees below zero to establish an all-time record low for the month of November. That record of -15 degrees was later equalled on the 19th of November in 1985.

Westerville, SD 7 Day Weather Forecast Details

Friday Nov 14

Day: Sunny, with a high near 77. South southwest wind around 10 mph, with gusts as high as 20 mph.

Night: Mostly cloudy, with a low around 45. Southwest wind around 10 mph becoming northwest after midnight.

Saturday Nov 15

Day: Sunny, with a high near 58. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

Night: Mostly clear, with a low around 33. North wind around 5 mph.

Sunday Nov 16

Day: Mostly sunny, with a high near 55. East northeast wind 5 to 10 mph becoming southeast in the morning.

Night: Mostly cloudy, with a low around 37. East southeast wind around 10 mph.

Monday Nov 17

Day: A 50 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 47.

Night: A 40 percent chance of rain before midnight. Cloudy, with a low around 32.

Tuesday Nov 18

Day: Mostly cloudy, with a high near 45.

Night: Mostly cloudy, with a low around 33.

Wednesday Nov 19

Day: Partly sunny, with a high near 52.

Night: A 30 percent chance of rain. Mostly cloudy, with a low around 37.

Thursday Nov 20

Day: A 20 percent chance of rain. Partly sunny, with a high near 48.

How We Provide Better Local Weather

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.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.

Your favorites: