What is today's weather forecast for Radnor, OH?

Today's forecast for Radnor shows a high of 40 degrees and a low of 28 degrees Fahrenheit. Cloudy, then gradually becoming mostly sunny, with a high near 40.

What is the 7-day weather forecast for Radnor, OH?

The 7-day forecast for Radnor shows highs from 28 to 51 degrees and lows from 21 to 28 degrees Fahrenheit. Expect precipitation on 1 day with chances of 20% or higher.

Will it rain in Radnor, OH this week?

Yes, rain is possible in Radnor this week. Precipitation chances: Thursday (90% chance).

How accurate is the Radnor weather forecast?

WeatherForYou provides highly accurate Radnor 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.

Radnor, OH Weather Forecast and Current Conditions

Current Conditions From Nearby Station

Switch to Metric Units

38°F
Feels Like 36°F

Humidity 58% Dew Point 25°F Wind W 3 MPH Gusts 8 Barometer 29.94 in.

Report from a MADIS/MESONET weather station 6 mi. SW of central Radnor
at 5:00 AM Wed, Dec 17, 2025

Point Forecast at a Glance

WedDec 17

ThuDec 18

90%

FriDec 19

SatDec 20

SunDec 21

MonDec 22

TueDec 23

Jump to detailed forecast ↓

7-Day Temperature Trend

Week Ahead Summary

High temperatures start near 40°F, reaching 51°F before cooling to 28°F, then recovering to 46°F by week's end. Mostly dry conditions with only one day showing rain chances.

Climate Context

Temperatures are expected to be near normal for this time of year, with highs around 40°F and lows around 25°F.

This Date in Weather History

1929 - An icestorm in western New York State resulted in much damage and hardship. A Buffalo report stated, "one was kept awake by the breaking limbs, which snapped off with a report much louder than a rifle shot."

Radnor, OH 7 Day Weather Forecast Details

Wednesday Dec 17

Day: Cloudy, then gradually becoming mostly sunny, with a high near 40. Southwest wind 6 to 15 mph, with gusts as high as 26 mph.

Night: Mostly cloudy, with a low around 28. South wind 5 to 13 mph, with gusts as high as 23 mph.

Thursday Dec 18

Day: Rain, mainly after 1pm. High near 51. Breezy, with a south wind 14 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Night: Rain before 4am, then a slight chance of snow. Low around 21. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Friday Dec 19

Day: Mostly cloudy, with a high near 28. Breezy, with a west wind 15 to 21 mph, with gusts as high as 31 mph.

Night: Mostly cloudy, with a low around 21.

Saturday Dec 20

Day: Mostly cloudy, with a high near 44.

Night: Mostly cloudy, with a low around 27.

Sunday Dec 21

Day: Mostly sunny, with a high near 37.

Night: Partly cloudy, with a low around 21.

Monday Dec 22

Day: Partly sunny, with a high near 36.

Night: Mostly cloudy, with a low around 27.

Tuesday Dec 23

Day: Mostly cloudy, with a high near 46.

About Radnor, OH

Radnor is an unincorporated community and census-designated place (CDP) in central Radnor Township, Delaware County, Ohio, United States. As of the 2020 census it had a population of 180. Radnor has a post office with the ZIP code of 43066. It lies along State Route 203 at its intersection with Radnor Road.

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

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.

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