Dumbarton, VA weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Dumbarton now
Loading the National Weather Service forecast…
Dumbarton weather by the hour
Dumbarton weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Dumbarton.
This week in Dumbarton
Sunrise, sunset and moon in Dumbarton
What is the weather usually like in Dumbarton?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 89°F average high
- Januarycoldest month · 28°F average low
- 45.8 inprecipitation per year · 1,164 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Dumbarton: April–May and September–October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station ASHLAND HANOVER CO MUNI AP, VA US (USW00093775), adjusted for the elevation of Dumbarton.
Dumbarton weather month by month
Sunrise and sunset in Dumbarton through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:22 AM | 5:16 PM | 9 h 54 min |
| February | 6:57 AM | 5:50 PM | 10 h 52 min |
| March | 7:19 AM | 7:18 PM | 11 h 59 min |
| April | 6:33 AM | 7:46 PM | 13 h 13 min |
| May | 5:58 AM | 8:13 PM | 14 h 15 min |
| June | 5:46 AM | 8:34 PM | 14 h 48 min |
| July | 5:59 AM | 8:32 PM | 14 h 33 min |
| August | 6:24 AM | 8:04 PM | 13 h 39 min |
| September | 6:50 AM | 7:19 PM | 12 h 28 min |
| October | 7:17 AM | 6:34 PM | 11 h 17 min |
| November | 6:48 AM | 5:00 PM | 10 h 11 min |
| December | 7:16 AM | 4:54 PM | 9 h 37 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in Dumbarton?
Dumbarton has a humid subtropical climate. The warmest month is July, with an average high of 89°F (32°C), and the coldest is January, with average lows of 28°F (-2°C).
It gets about 45.8 inches (1,164 mm) of precipitation a year. The wettest month is August and the driest is February.
The best time to visit Dumbarton is April–May and September–October. At 200 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 Dumbarton
Weather in towns near Dumbarton
Questions about the weather in Dumbarton
What is the hottest month in Dumbarton?
July, with an average high of 89°F (32°C).
What is the coldest month in Dumbarton?
January, with an average low of 28°F (-2°C).
How much does it rain in Dumbarton?
About 45.8 inches (1,164 mm) a year; the wettest month is August.
Does it snow in Dumbarton?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Dumbarton?
April–May and September–October, when temperatures are most pleasant and rainy days are fewer.
What climate does Dumbarton have?
Humid subtropical (Köppen Cfa).
What is the weather like in Dumbarton in November?
Highs average 60°F and lows 38°F, with about 3.4 inches of precipitation.
What time is sunrise in Dumbarton?
Around 6:48 AM in mid-November, and sunset around 5:00 PM. Today’s exact times are shown above.
Where does this Dumbarton weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Dumbarton.
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