Radnor, PA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Radnor, PA in one place.
Mostly sunny, with a high near 68. South wind 0 to 10 mph.
Local Weather Overview
This forecast page for Radnor, PA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 9, 2026 3:38 PM EDT.
The active forecast window currently covers Apr 10 to Apr 15, 2026 for Radnor, PA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 10 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 3:38 PM EDT
- Forecast office
- PHI
- Source
- NOAA / NWS
Daily Outlook
This Week in Radnor
Wednesday looks like the warmest upcoming period in Radnor at 86 degrees F.
Saturday Night is the coolest period ahead with temperatures near 41 degrees F.
The strongest winds are forecast for Monday at about 10 to 15 mph SW.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Apr 9, 2026 3:38 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- PHI
- Radar station
- KDIX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 48. Southwest wind 5 to 10 mph.
Sunny, with a high near 63. Northwest wind around 10 mph.
Mostly clear, with a low around 41.
Mostly sunny, with a high near 65.
Mostly cloudy, with a low around 50.
Mostly cloudy, with a high near 78.
Mostly cloudy, with a low around 60.
Mostly sunny, with a high near 84.
Mostly cloudy, with a low around 64.
Mostly sunny, with a high near 86.
A slight chance of rain showers between 8pm and 2am. Mostly cloudy, with a low around 62.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Apr 10
|
Mostly Sunny
|
68°F |
0 to 10 mph
S
|
|
Friday Night
Apr 10
|
Mostly Cloudy
|
48°F |
5 to 10 mph
SW
|
|
Saturday
Apr 11
|
Sunny
|
63°F |
10 mph
NW
|
|
Saturday Night
Apr 11
|
Mostly Clear
|
41°F |
5 to 10 mph
N
|
|
Sunday
Apr 12
|
Mostly Sunny
|
65°F |
5 to 10 mph
SE
|
|
Sunday Night
Apr 12
|
Mostly Cloudy
|
50°F |
10 mph
S
|
|
Monday
Apr 13
|
Mostly Cloudy
|
78°F |
10 to 15 mph
SW
|
|
Monday Night
Apr 13
|
Mostly Cloudy
|
60°F |
5 to 10 mph
SW
|
|
Tuesday
Apr 14
|
Mostly Sunny
|
84°F |
5 to 10 mph
SW
|
|
Tuesday Night
Apr 14
|
Mostly Cloudy
|
64°F |
5 to 10 mph
SW
|
|
Wednesday
Apr 15
|
Mostly Sunny
|
86°F |
5 to 10 mph
SW
|
|
Wednesday Night
Apr 15
|
Slight Chance Rain Showers
|
62°F |
5 to 10 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Radnor.
