Londonderry, PA weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Londonderry now
Loading the National Weather Service forecast…
Londonderry weather by the hour
Londonderry weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Londonderry.
This week in Londonderry
Sunrise, sunset and moon in Londonderry
What is the weather usually like in Londonderry?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 87°F average high
- Januarycoldest month · 23°F average low
- 44.2 inprecipitation per year · 1,124 mm
- 29.9 insnowfall per year · 76 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Londonderry: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station MIDDLETOWN HARRISBURG INTL AP, PA US (USW00014711), adjusted for the elevation of Londonderry.
Londonderry weather month by month
Sunrise and sunset in Londonderry through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:25 AM | 5:07 PM | 9 h 41 min |
| February | 6:58 AM | 5:43 PM | 10 h 45 min |
| March | 7:16 AM | 7:14 PM | 11 h 58 min |
| April | 6:26 AM | 7:46 PM | 13 h 20 min |
| May | 5:49 AM | 8:17 PM | 14 h 27 min |
| June | 5:35 AM | 8:39 PM | 15 h 4 min |
| July | 5:48 AM | 8:36 PM | 14 h 48 min |
| August | 6:16 AM | 8:05 PM | 13 h 48 min |
| September | 6:46 AM | 7:17 PM | 12 h 30 min |
| October | 7:16 AM | 6:28 PM | 11 h 12 min |
| November | 6:51 AM | 4:51 PM | 10 h 0 min |
| December | 7:20 AM | 4:43 PM | 9 h 22 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in Londonderry?
Londonderry has a hot-summer humid continental climate. The warmest month is July, with an average high of 87°F (30°C), and the coldest is January, with average lows of 23°F (-5°C).
It gets about 44.2 inches (1,124 mm) of precipitation a year. The wettest month is September and the driest is February. Snow is common: about 30 inches fall in an average year.
The best time to visit Londonderry is May–June and August–September. 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 Londonderry
Weather in towns near Londonderry
Questions about the weather in Londonderry
What is the hottest month in Londonderry?
July, with an average high of 87°F (30°C).
What is the coldest month in Londonderry?
January, with an average low of 23°F (-5°C).
How much does it rain in Londonderry?
About 44.2 inches (1,124 mm) a year; the wettest month is September.
Does it snow in Londonderry?
Yes, about 30 inches of snow fall in an average year.
When is the best time to visit Londonderry?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does Londonderry have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Londonderry in November?
Highs average 54°F and lows 36°F, with about 3.0 inches of precipitation.
What time is sunrise in Londonderry?
Around 6:51 AM in mid-November, and sunset around 4:51 PM. Today’s exact times are shown above.
Where does this Londonderry weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Londonderry.
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