Clinton (MD) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Clinton.
Climate overview of Clinton
Clinton, Maryland, 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 6°C (43°F) in January.
Rain/snowfall is high, totalling around 1197 mm (47 in) per year. June is the wettest month and February the driest. The city also experiences very warm summers and cold winters. The most sunshine falls in June, with an average of 9.4 hours of daily sunshine.
Clinton Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Clinton - and find the best time to visit.
Monthly Temperature in Clinton
Depending on the time of the year, temperatures range from very warm to chilly in Clinton. Average maximum daytime temperatures range from a very warm 31°C (88°F) in July, the warmest time of the year, to a chilly 6°C (43°F) during cooler months like January.
At night, you can expect temperatures ranging from 21°C (70°F) in July to around -3°C (27°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Clinton
Clinton has a relatively rain/snowy climate with high precipitation levels, averaging 1197 mm (47 in) of rain/snowfall annually. While rainfall varies throughout the year, each season offers its own charm. June brings wetter days averaging 139 mm (5.5 in) of precipitation, spread over 12 rainy days.
In contrast, the driest month February experiences a drier climate, with about 70 mm (2.8 in) of rainfall spread across 10 rainy days. For more details, please visit our Clinton 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 Clinton
Seasonal changes in sunshine hours are quite dramatic in Clinton. While June receives considerable daily sunshine with up to 9.4 hours, December marks the darkest time of the year, where sunshine is scarce with only 4.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Clinton by Month
The relative humidity is high throughout the year in Clinton.
The city experiences its highest humidity in August, reaching 69%. In March, the humidity drops to its lowest level at 58%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Clinton
The mean wind speed varies between 4 m/s (8 knots) and 5 m/s (10 knots) throughout the year. It is lowest in May, June, July, August, September, October, November and December and highest during January, February, March and April. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Clinton
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April, May, June, September and October
- 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 Clinton
What is the best time to visit Clinton?
April, May, June, September and October typically offer the most optimal weather in Clinton. In contrast, January, February and December tend to have less optimal conditions. Clinton has very warm summers and cold winters.
What temperatures can I expect in Clinton?
Daytime highs range from 6°C (43°F) in January to 31°C (88°F) in July. Nighttime lows range from -3°C (27°F) to 21°C (70°F). Temperatures vary considerably through the year.
How much rain does Clinton get?
Annual rainfall is around 1197 mm (47 in). June is the wettest month with 139 mm (5.5 in), while February is the driest with 70 mm (2.8 in).
How sunny is Clinton?
Clinton receives around 2,520 hours of sunshine per year. June is the sunniest month with 282 hours, while December is the cloudiest with just 130 hours. Overall, Clinton enjoys abundant sunshine.
Clinton 3-Day Forecast
Clinton on the map
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Popular this month
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