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Current weather in Radnor is overcast clouds.

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Weather data for Radnor is updated regularly with the latest available observations and forecasts.

Now · 1:00 PM

Radnor Weather & Hourly Forecast

United States · Ohio · 43066

63°F

Overcast

Feels like: 59°F

💧 Humidity 76% 🌡 Pressure 30.18 inHg 💨 Wind 11 mph 👁 Visibility 19.5 mi ☁ Clouds 100% ☀️ UV index 3.4 · Moderate 🌅 Sunrise 7:19 AM 🌇 Sunset 7:31 PM

Hourly Forecast for Radnor

Today

2:00 PM

Overcast

64° 💧 0.003 in 💨 12 mph H 76%30.15 inHg

5:00 PM

Overcast

63° 💧 0.008 in 💨 12 mph H 80%30.15 inHg

8:00 PM

Overcast night

61° 💧 0.008 in 💨 13 mph H 83%30.18 inHg

11:00 PM

Overcast night

59° 💧 0.004 in 💨 12 mph H 83%30.21 inHg

Tomorrow

2:00 AM

Overcast night

58° 💧 0.006 in 💨 10 mph H 85%30.21 inHg

5:00 AM

Overcast night

58° 💧 0.018 in 💨 9 mph H 85%30.21 inHg

8:00 AM

Overcast

57° 💧 0.011 in 💨 10 mph H 90%30.24 inHg

11:00 AM

Overcast

59° 💧 0.015 in 💨 12 mph H 85%30.27 inHg

2:00 PM

Overcast

64° 💧 0.005 in 💨 9 mph H 74%30.27 inHg

5:00 PM

Thunderstorms

62° 💧 0.176 in 💨 9 mph H 87%30.24 inHg

8:00 PM

Light rain

61° 💧 0.047 in 💨 9 mph H 89%30.27 inHg

11:00 PM

Light rain

56° 💧 0.029 in 💨 8 mph H 88%30.27 inHg

Thursday

2:00 AM

Overcast night

56° 💧 0.001 in 💨 8 mph H 89%30.27 inHg

5:00 AM

Overcast night

56° 💧 None 💨 8 mph H 85%30.30 inHg

8:00 AM

Overcast

57° 💧 None 💨 8 mph H 80%30.30 inHg

11:00 AM

Overcast

59° 💧 None 💨 9 mph H 73%30.33 inHg

Today

2:00 PM

Overcast

64° 💧 None 💨 12 mph H 76%30.15 inHg

3:00 PM

Overcast

64° 💧 0.001 in 💨 12 mph H 77%30.15 inHg

4:00 PM

Overcast

64° 💧 0.003 in 💨 13 mph H 78%30.15 inHg

5:00 PM

Overcast

63° 💧 0.003 in 💨 12 mph H 80%30.15 inHg

6:00 PM

Overcast

62° 💧 0.002 in 💨 12 mph H 83%30.15 inHg

7:00 PM

Overcast

62° 💧 0.003 in 💨 13 mph H 83%30.15 inHg

8:00 PM

Overcast night

61° 💧 0.003 in 💨 13 mph H 83%30.18 inHg

9:00 PM

Overcast night

60° 💧 0.003 in 💨 12 mph H 83%30.18 inHg

10:00 PM

Overcast night

60° 💧 0.002 in 💨 12 mph H 83%30.21 inHg

11:00 PM

Overcast night

59° 💧 0.001 in 💨 12 mph H 83%30.21 inHg

Tomorrow

12:00 AM

Overcast night

59° 💧 0.003 in 💨 11 mph H 85%30.21 inHg

1:00 AM

Overcast night

58° 💧 0.001 in 💨 11 mph H 85%30.21 inHg

2:00 AM

Overcast night

58° 💧 0.001 in 💨 10 mph H 85%30.21 inHg

3:00 AM

Overcast night

58° 💧 0.003 in 💨 9 mph H 85%30.21 inHg

4:00 AM

Overcast night

57° 💧 0.001 in 💨 10 mph H 86%30.21 inHg

5:00 AM

Overcast night

58° 💧 0.001 in 💨 9 mph H 85%30.21 inHg

6:00 AM

Light rain

58° 💧 0.009 in 💨 9 mph H 87%30.24 inHg

7:00 AM

Light rain

57° 💧 0.008 in 💨 10 mph H 89%30.24 inHg

8:00 AM

Overcast

57° 💧 0.004 in 💨 10 mph H 90%30.24 inHg

9:00 AM

Light rain

58° 💧 0.006 in 💨 9 mph H 90%30.27 inHg

10:00 AM

Overcast

59° 💧 0.002 in 💨 12 mph H 86%30.27 inHg

11:00 AM

Overcast

59° 💧 0.002 in 💨 12 mph H 85%30.27 inHg

12:00 PM

Light rain

61° 💧 0.007 in 💨 12 mph H 81%30.30 inHg

1:00 PM

Light rain

63° 💧 0.007 in 💨 10 mph H 76%30.27 inHg

2:00 PM

Overcast

64° 💧 None 💨 9 mph H 74%30.27 inHg

3:00 PM

Overcast

64° 💧 None 💨 10 mph H 74%30.24 inHg

4:00 PM

Light thunderstorms

64° 💧 0.005 in 💨 11 mph H 76%30.24 inHg

5:00 PM

Thunderstorms

62° 💧 0.139 in 💨 9 mph H 87%30.24 inHg

6:00 PM

Light rain

63° 💧 0.023 in 💨 6 mph H 89%30.24 inHg

7:00 PM

Light rain

62° 💧 0.014 in 💨 6 mph H 91%30.24 inHg

8:00 PM

Light rain

61° 💧 0.005 in 💨 9 mph H 89%30.27 inHg

9:00 PM

Light rain

58° 💧 0.016 in 💨 11 mph H 87%30.27 inHg

10:00 PM

Light rain

56° 💧 0.027 in 💨 11 mph H 87%30.27 inHg

11:00 PM

Light rain

56° 💧 0.016 in 💨 8 mph H 88%30.27 inHg

Thursday

12:00 AM

Light rain

56° 💧 0.010 in 💨 6 mph H 89%30.27 inHg

1:00 AM

Overcast night

56° 💧 0.003 in 💨 8 mph H 89%30.27 inHg

2:00 AM

Overcast night

56° 💧 None 💨 8 mph H 89%30.27 inHg

3:00 AM

Overcast night

56° 💧 0.001 in 💨 8 mph H 88%30.27 inHg

4:00 AM

Overcast night

55° 💧 None 💨 8 mph H 88%30.27 inHg

5:00 AM

Overcast night

56° 💧 None 💨 8 mph H 85%30.30 inHg

6:00 AM

Overcast night

56° 💧 None 💨 7 mph H 83%30.30 inHg

7:00 AM

Overcast night

56° 💧 None 💨 7 mph H 81%30.30 inHg

8:00 AM

Overcast

57° 💧 None 💨 8 mph H 80%30.30 inHg

9:00 AM

Overcast

57° 💧 None 💨 8 mph H 78%30.33 inHg

10:00 AM

Overcast

58° 💧 None 💨 9 mph H 75%30.33 inHg

11:00 AM

Overcast

59° 💧 None 💨 9 mph H 73%30.33 inHg

12:00 PM

Mostly sunny

62° 💧 None 💨 8 mph H 68%30.33 inHg

1:00 PM

Sunny

64° 💧 None 💨 7 mph H 64%30.30 inHg

2:00 PM

Sunny

66° 💧 None 💨 7 mph H 61%30.27 inHg

3:00 PM

Sunny

67° 💧 None 💨 7 mph H 57%30.27 inHg

4:00 PM

Sunny

67° 💧 None 💨 8 mph H 55%30.24 inHg

5:00 PM

Sunny

66° 💧 None 💨 8 mph H 56%30.24 inHg

6:00 PM

Sunny

65° 💧 None 💨 8 mph H 60%30.24 inHg

7:00 PM

Sunny

61° 💧 None 💨 6 mph H 68%30.27 inHg

8:00 PM

Clear night

58° 💧 None 💨 7 mph H 74%30.27 inHg

Friday

5:00 AM

Clear night

47° 💧 None 💨 4 mph H 91%30.30 inHg

8:00 AM

Sunny

46° 💧 None 💨 3 mph H 93%30.33 inHg

11:00 AM

Mostly sunny

60° 💧 None 💨 4 mph H 69%30.33 inHg

2:00 PM

Sunny

66° 💧 None 💨 8 mph H 51%30.30 inHg

5:00 PM

Sunny

66° 💧 None 💨 9 mph H 57%30.24 inHg

8:00 PM

Clear night

57° 💧 None 💨 7 mph H 78%30.24 inHg

11:00 PM

Clear night

53° 💧 None 💨 6 mph H 92%30.27 inHg

Saturday

2:00 AM

Clear night

50° 💧 None 💨 5 mph H 92%30.27 inHg

5:00 AM

Clear night

49° 💧 None 💨 5 mph H 93%30.24 inHg

8:00 AM

Sunny

48° 💧 None 💨 4 mph H 95%30.24 inHg

11:00 AM

Sunny

61° 💧 None 💨 5 mph H 71%30.27 inHg

2:00 PM

Sunny

68° 💧 None 💨 7 mph H 56%30.21 inHg

5:00 PM

Sunny

68° 💧 None 💨 7 mph H 57%30.15 inHg

8:00 PM

Clear night

60° 💧 None 💨 7 mph H 80%30.15 inHg

11:00 PM

Clear night

54° 💧 None 💨 4 mph H 91%30.15 inHg

Sunday

2:00 AM

Clear night

51° 💧 None 💨 3 mph H 89%30.15 inHg

5:00 AM

Clear night

48° 💧 None 💨 4 mph H 95%30.12 inHg

8:00 AM

Sunny

50° 💧 None 💨 5 mph H 94%30.12 inHg

11:00 AM

Sunny

63° 💧 None 💨 6 mph H 79%30.12 inHg

2:00 PM

Sunny

69° 💧 None 💨 8 mph H 56%30.06 inHg

5:00 PM

Sunny

69° 💧 None 💨 9 mph H 59%30.00 inHg

8:00 PM

Clear night

60° 💧 None 💨 6 mph H 79%30.03 inHg

11:00 PM

Clear night

54° 💧 None 💨 4 mph H 87%30.03 inHg

Monday

2:00 AM

Clear night

51° 💧 None 💨 3 mph H 91%30.00 inHg

8:00 AM

Partly cloudy

53° 💧 None 💨 6 mph H 91%29.97 inHg

2:00 PM

Sunny

51° 💧 None 💨 7 mph H 97%30.00 inHg

8:00 PM

Mostly clear night

68° 💧 None 💨 8 mph H 66%29.94 inHg

Tuesday

2:00 AM

Clear night

60° 💧 None 💨 5 mph H 79%29.94 inHg

8:00 AM

Mostly sunny

54° 💧 None 💨 2 mph H 90%29.94 inHg

2:00 PM

Sunny

52° 💧 None 💨 4 mph H 94%30.00 inHg

8:00 PM

Partly cloudy night

72° 💧 None 💨 5 mph H 60%30.00 inHg

Wednesday

2:00 AM

Partly cloudy night

66° 💧 None 💨 4 mph H 83%30.00 inHg

8:00 AM

Sunny

59° 💧 None 💨 4 mph H 95%30.03 inHg

2:00 PM

Mostly cloudy

56° 💧 None 💨 3 mph H 100%30.09 inHg

8:00 PM

Partly cloudy night

76° 💧 None 💨 7 mph H 54%30.09 inHg

Thursday

2:00 AM

Partly cloudy night

67° 💧 None 💨 4 mph H 79%30.09 inHg

8:00 AM

Mostly sunny

61° 💧 None 💨 5 mph H 88%30.15 inHg

2:00 PM

Mostly cloudy

58° 💧 None 💨 3 mph H 92%30.21 inHg

8:00 PM

Partly cloudy night

78° 💧 None 💨 7 mph H 52%30.18 inHg

Friday

2:00 AM

Partly cloudy night

68° 💧 None 💨 4 mph H 79%30.18 inHg

8:00 AM

Partly cloudy

62° 💧 None 💨 4 mph H 91%30.21 inHg

2:00 PM

Mostly cloudy

61° 💧 None 💨 4 mph H 94%30.24 inHg

8:00 PM

Overcast night

77° 💧 None 💨 5 mph H 67%30.21 inHg

Saturday

2:00 AM

Overcast night

71° 💧 None 💨 5 mph H 83%30.15 inHg

8:00 AM

Overcast

65° 💧 None 💨 5 mph H 91%30.15 inHg

2:00 PM

Mostly cloudy

63° 💧 None 💨 5 mph H 91%30.18 inHg

8:00 PM

Clear night

78° 💧 None 💨 6 mph H 60%30.12 inHg

Sunday

2:00 AM

Clear night

70° 💧 None 💨 5 mph H 79%30.09 inHg

8:00 AM

Partly cloudy

64° 💧 None 💨 6 mph H 86%30.06 inHg

2:00 PM

Overcast

62° 💧 None 💨 7 mph H 86%30.03 inHg

8:00 PM

Light rain

70° 💧 None 💨 8 mph H 81%29.97 inHg

Monday

2:00 AM

Light rain

68° 💧 None 💨 8 mph H 94%29.94 inHg

8:00 AM

Overcast

67° 💧 None 💨 4 mph H 97%29.97 inHg

2:00 PM

Overcast

58° 💧 None 💨 12 mph H 87%30.09 inHg

8:00 PM

Mostly cloudy night

67° 💧 None 💨 10 mph H 59%30.12 inHg

Tuesday

2:00 AM

Overcast night

57° 💧 None 💨 8 mph H 73%30.15 inHg

8:00 AM

Overcast

52° 💧 None 💨 6 mph H 78%30.15 inHg

2:00 PM

Overcast

55° 💧 None 💨 5 mph H 70%30.09 inHg

8:00 PM

Moderate rain

55° 💧 None 💨 6 mph H 90%30.03 inHg

Wednesday

2:00 AM

Light rain

53° 💧 None 💨 8 mph H 90%29.97 inHg

In Radnor and, more broadly, across the state of Ohio: This morning, mostly cloudy skies will set a subdued tone, with temperatures starting in the mid-50s to low 60s. Winds from the northeast will be moderate, reaching up to 13 mph, with gusts up to 23 mph. As the day progresses into the afternoon, temperatures will climb into the upper 60s. Rain is highly likely, with total accumulations around 0.62 inches. Expect the rain to be steady at times, accompanied by gusty northeast winds. Overall, the weather will be quite unsettled, so plans should account for the likelihood of rain and breezy conditions.

15-Day Weather Outlook for Radnor

TomorrowTomorrow

Light thunderstorms 64°/56° 💧 None 💨 12 mph

Thursday, Sep 24Thu Sep 24

Overcast 67°/55° 💧 None 💨 9 mph

Friday, Sep 25Fri Sep 25

Mostly sunny 66°/46° 💧 0.096 in 💨 9 mph

Saturday, Sep 26Sat Sep 26

Sunny 68°/48° 💧 None 💨 7 mph

Sunday, Sep 27Sun Sep 27

Sunny 69°/48° 💧 None 💨 9 mph

Monday, Sep 28Mon Sep 28

Partly cloudy 68°/51° 💧 0.155 in 💨 8 mph

Tuesday, Sep 29Tue Sep 29

Partly cloudy 72°/52° 💧 None 💨 5 mph

Wednesday, Sep 30Wed Sep 30

Partly cloudy 76°/56° 💧 None 💨 7 mph

Thursday, Oct 1Thu Oct 1

Partly cloudy 78°/58° 💧 None 💨 7 mph

Friday, Oct 2Fri Oct 2

Partly cloudy 77°/61° 💧 None 💨 5 mph

Saturday, Oct 3Sat Oct 3

Overcast 78°/63° 💧 None 💨 6 mph

Sunday, Oct 4Sun Oct 4

Light rain 70°/62° 💧 0.024 in 💨 8 mph

Monday, Oct 5Mon Oct 5

Light rain 68°/58° 💧 0.263 in 💨 12 mph

Tuesday, Oct 6Tue Oct 6

Moderate rain 57°/52° 💧 0.356 in 💨 8 mph

Wednesday, Oct 7Wed Oct 7

Light rain 53°/53° 💧 0.422 in 💨 8 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Radnor

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Radnor

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 2:00 PM

PM2.5 Fine particles Good 2,1µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 2,6µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 47,6µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 3,9µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Radnor

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 4,7Moderate 😊Good

Tomorrow UV 0,8Low 😊Good

Thursday UV 5,6Moderate 🙂Fair

Friday UV 5,6Moderate 😐Moderate

Saturday UV 5,0Moderate 🙂Fair

Sunday UV 6,0High —Unavailable

Monday UV 6,0High —Unavailable

Hourly UV index today

2:00 PMUV 4,1 3:00 PMUV 2,1 4:00 PMUV 1,5 5:00 PMUV 0,5 6:00 PMUV 0,1 7:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Radnor

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · RADNOR, OHIO

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

29/100Best-hour score

No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.

☁ Cloud cover 97% Real hourly forecast for the best viewing hour.

☾ Moonlight 88% Waxing Gibbous · Moon below the horizon at the best viewing hour.

☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 62° high at the best hour.

✦ Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.

Chance ≥1 meteor in 30 minNot meaningful

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

ACTIVE NOW

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

NOV 6–NOV 30

LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

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Forecast data for Radnor were last refreshed today at 1:00 PM. The current forecast period extends through 24/09/2026 at 11:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.