Thornburg Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Thornburg.
Climate overview of Thornburg
Thornburg, Virginia, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 31°C (88°F) in July, while winters cool to 8°C (46°F) in January.
The city has a wet climate, receiving around 1144 mm (45 in) of rain/snowfall per year. Despite the high annual total, it has very warm summers and cold winters. June is the wettest month. The most sunshine falls in June, with an average of 10.3 hours of daily sunshine.
Thornburg Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Thornburg - and find the best time to visit.
Monthly Temperature in Thornburg
Depending on the time of the year, temperatures range from very warm to chilly in Thornburg. On average, daytime temperatures range from a very warm 31°C (88°F) in July to a chilly 8°C (46°F) in January.
Nighttime temperatures range from 20°C (68°F) in July to -3°C (27°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Thornburg
Thornburg has a relatively rain/snowy climate with high precipitation levels, averaging 1144 mm (45 in) of rain/snowfall annually. The amount of precipitation varies moderately throughout the year. The wettest month, June, sees around 126 mm (5 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, February, still receives a respectable 64 mm (2.5 in) of rainfall. For more details, please visit our Thornburg Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Thornburg
In Thornburg, summer days are longer and more sunny, with daily sunshine hours peaking at 10.3 hours in June. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 5.5 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Thornburg by Month
The relative humidity is high throughout the year in Thornburg.
The city experiences its highest humidity in August, reaching 77%. In April, the humidity drops to its lowest level at 60%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Thornburg
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April
- Warmest weather: July and August
- Most sunshine: June and July
- Seasonal pattern: Very warm summers and cold winters
- Coldest conditions: January, with freezing nights around -3°C (27°F).
Frequently asked questions about the climate in Thornburg
What is the best time to visit Thornburg?
April typically offers the most optimal weather in Thornburg. In contrast, January, February and December tend to have less optimal conditions. Thornburg has very warm summers and cold winters.
What temperatures can I expect in Thornburg?
Daytime highs range from 8°C (46°F) in January to 31°C (88°F) in July. Nighttime lows range from -3°C (27°F) to 20°C (68°F). Temperatures vary considerably through the year.
How much rain does Thornburg get?
Annual rainfall is around 1144 mm (45 in). June is the wettest month with 126 mm (5 in), while February is the driest with 64 mm (2.5 in).
How sunny is Thornburg?
Thornburg receives around 2,830 hours of sunshine per year. June is the sunniest month with 308 hours, while December is the cloudiest with just 164 hours. Overall, Thornburg enjoys abundant sunshine.
Thornburg 3-Day Forecast
Thornburg 3-Day Forecast
Thornburg on the map
Thornburg is highlighted - select any city to see its climate.
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