Charlestown, MD weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Charlestown now
Loading the National Weather Service forecast…
Charlestown weather by the hour
Charlestown weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Charlestown.
This week in Charlestown
Sunrise, sunset and moon in Charlestown
What is the weather usually like in Charlestown?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 88°F average high
- Januarycoldest month · 25°F average low
- 48.3 inprecipitation per year · 1,226 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Charlestown: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station CONOWINGO DAM, MD US (USC00182060), adjusted for the elevation of Charlestown.
Charlestown weather month by month
Sunrise and sunset in Charlestown through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:21 AM | 5:05 PM | 9 h 44 min |
| February | 6:54 AM | 5:41 PM | 10 h 47 min |
| March | 7:13 AM | 7:12 PM | 11 h 58 min |
| April | 6:24 AM | 7:43 PM | 13 h 18 min |
| May | 5:47 AM | 8:12 PM | 14 h 24 min |
| June | 5:34 AM | 8:34 PM | 15 h 0 min |
| July | 5:47 AM | 8:32 PM | 14 h 44 min |
| August | 6:15 AM | 8:01 PM | 13 h 46 min |
| September | 6:44 AM | 7:14 PM | 12 h 30 min |
| October | 7:12 AM | 6:26 PM | 11 h 13 min |
| November | 6:46 AM | 4:50 PM | 10 h 3 min |
| December | 7:15 AM | 4:42 PM | 9 h 26 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in Charlestown?
Charlestown has a humid subtropical climate. The warmest month is July, with an average high of 88°F (31°C), and the coldest is January, with average lows of 25°F (-4°C).
It gets about 48.3 inches (1,226 mm) of precipitation a year. The wettest month is September and the driest is February.
The best time to visit Charlestown is May–June and August–September. At 26 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 Charlestown
Weather in towns near Charlestown
Questions about the weather in Charlestown
What is the hottest month in Charlestown?
July, with an average high of 88°F (31°C).
What is the coldest month in Charlestown?
January, with an average low of 25°F (-4°C).
How much does it rain in Charlestown?
About 48.3 inches (1,226 mm) a year; the wettest month is September.
Does it snow in Charlestown?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Charlestown?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does Charlestown have?
Humid subtropical (Köppen Cfa).
What is the weather like in Charlestown in November?
Highs average 55°F and lows 37°F, with about 3.2 inches of precipitation.
What time is sunrise in Charlestown?
Around 6:46 AM in mid-November, and sunset around 4:50 PM. Today’s exact times are shown above.
Where does this Charlestown weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Charlestown.
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