Radnor, PA weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Radnor now
Loading the National Weather Service forecast…
Radnor weather by the hour
Radnor weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Radnor.
This week in Radnor
Sunrise, sunset and moon in Radnor
What is the weather usually like in Radnor?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 88°F average high
- Januarycoldest month · 21°F average low
- 50.7 inprecipitation per year · 1,287 mm
- 25.3 insnowfall per year · 64 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Radnor: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station NORRISTOWN, PA US (USC00366370), adjusted for the elevation of Radnor.
Radnor weather month by month
Sunrise and sunset in Radnor through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:19 AM | 5:02 PM | 9 h 42 min |
| February | 6:52 AM | 5:38 PM | 10 h 46 min |
| March | 7:11 AM | 7:09 PM | 11 h 58 min |
| April | 6:21 AM | 7:41 PM | 13 h 19 min |
| May | 5:44 AM | 8:11 PM | 14 h 27 min |
| June | 5:30 AM | 8:33 PM | 15 h 3 min |
| July | 5:43 AM | 8:31 PM | 14 h 47 min |
| August | 6:11 AM | 7:59 PM | 13 h 47 min |
| September | 6:41 AM | 7:11 PM | 12 h 30 min |
| October | 7:10 AM | 6:23 PM | 11 h 12 min |
| November | 6:45 AM | 4:46 PM | 10 h 1 min |
| December | 7:14 AM | 4:38 PM | 9 h 23 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in Radnor?
Radnor has a hot-summer humid continental climate. The warmest month is July, with an average high of 88°F (31°C), and the coldest is January, with average lows of 21°F (-6°C).
It gets about 50.7 inches (1,287 mm) of precipitation a year. The wettest month is August and the driest is February. Snow is common: about 25 inches fall in an average year.
The best time to visit Radnor is May–June and August–September. At 381 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Radnor
Weather in towns near Radnor
Questions about the weather in Radnor
What is the hottest month in Radnor?
July, with an average high of 88°F (31°C).
What is the coldest month in Radnor?
January, with an average low of 21°F (-6°C).
How much does it rain in Radnor?
About 50.7 inches (1,287 mm) a year; the wettest month is August.
Does it snow in Radnor?
Yes, about 25 inches of snow fall in an average year.
When is the best time to visit Radnor?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does Radnor have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Radnor in November?
Highs average 56°F and lows 34°F, with about 3.6 inches of precipitation.
What time is sunrise in Radnor?
Around 6:45 AM in mid-November, and sunset around 4:46 PM. Today’s exact times are shown above.
Where does this Radnor weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Radnor.
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