Largo (MD) Weather & Climate: Best Time to Visit

Depending on the time of the year, temperatures range from very warm to chilly in Largo. Average daytime temperatures reach a very warm 31°C (88°F) in July. In January, the coolest month of the year, temperatures drop to a chilly 6°C (43°F).

At night, temperatures range from around 21°C (70°F) in July to -4°C (25°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Largo has a relatively rain/snowy climate with high precipitation levels, averaging 1195 mm (47 in) of rain/snowfall annually. Largo experiences moderate seasonal variation in rainfall, with monthly averages ranging from 142 mm (5.6 in) in June, the wettest month, and 67 mm (2.6 in) in February, the driest month. For more details, please visit our Largo Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Largo can be enjoyed more throughout the sunniest month of June under a blue sky, with approximately 9.4 hours of sunshine daily. In contrast, the city experiences much darker days in December, 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

The relative humidity is high throughout the year in Largo.

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

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)