Arlington, VA Weather by Month and Climate Averages

How much rain does Arlington get?

Arlington gets 48.5 in of precipitation in an average year, spread over about 121 days with measurable rain. That is more rainy days than 79% of the US.

July is the wettest month, with 5.1 in. February is the driest, with 3.2 in. May has the most rainy days, about 12.

The longest dry spell in the last five years lasted 17 days, to September 30, 2022.

See where Arlington ranks: rainiest cities in the US, US cities with the most rainy days, rainiest cities in Virginia.

Does it snow in Arlington?

Yes. Arlington gets about 5.8 in of snow in an average season, measured at the reporting station.

The snowiest winter on record is 2009–10, with 56.1 in.

The most recent measurable snow at the station fell on March 12, 2026.

See where Arlington ranks: snowiest cities in the US.

Arlington weather by month

Arlington weather in January

In January, Arlington averages a high of 45°F and a low of 25°F. It gets 3.3 in of precipitation over about 10 rainy days. The sun is out about 40% of daylight hours. The January record high is 78°F (2024) and the record low is -11°F (1985).

Arlington weather in February

In February, Arlington averages a high of 48°F and a low of 27°F. It gets 3.2 in of precipitation over about 9 rainy days. The sun is out about 40% of daylight hours. The February record high is 82°F (2018) and the record low is -1°F (1979).

Arlington weather in March

In March, Arlington averages a high of 56°F and a low of 34°F. It gets 4.2 in of precipitation over about 11 rainy days. The sun is out about 45% of daylight hours. The March record high is 91°F (1998) and the record low is 7°F (2014).

Arlington weather in April

In April, Arlington averages a high of 69°F and a low of 44°F. It gets 3.5 in of precipitation over about 11 rainy days. The sun is out about 44% of daylight hours. The April record high is 95°F (2002) and the record low is 17°F (2000). April is one of the most comfortable months to visit.

Arlington weather in May

In May, Arlington averages a high of 77°F and a low of 53°F. It gets 4.4 in of precipitation over about 12 rainy days. The sun is out about 37% of daylight hours. The May record high is 98°F (1996) and the record low is 23°F (1992). May is one of the most comfortable months to visit.

Arlington weather in June

In June, Arlington averages a high of 85°F and a low of 63°F. It gets 4.2 in of precipitation over about 10 rainy days. The sun is out about 42% of daylight hours. The June record high is 100°F (1994) and the record low is 30°F (1992).

Arlington weather in July

In July, Arlington averages a high of 90°F and a low of 68°F. It gets 5.1 in of precipitation over about 10 rainy days. The sun is out about 43% of daylight hours. The July record high is 103°F (1988) and the record low is 42°F (1996).

Arlington weather in August

In August, Arlington averages a high of 88°F and a low of 66°F. It gets 4.4 in of precipitation over about 9 rainy days. The sun is out about 42% of daylight hours. The August record high is 105°F (1997) and the record low is 41°F (1992).

Arlington weather in September

In September, Arlington averages a high of 81°F and a low of 59°F. It gets 4.5 in of precipitation over about 9 rainy days. The sun is out about 46% of daylight hours. The September record high is 99°F (1980) and the record low is 33°F (1989).

Arlington weather in October

In October, Arlington averages a high of 69°F and a low of 47°F. It gets 4.4 in of precipitation over about 9 rainy days. The sun is out about 52% of daylight hours. The October record high is 95°F (2007) and the record low is 16°F (1992). October is one of the most comfortable months to visit.

Arlington weather in November

In November, Arlington averages a high of 58°F and a low of 37°F. It gets 3.3 in of precipitation over about 9 rainy days. The sun is out about 55% of daylight hours. The November record high is 87°F (1971) and the record low is 8°F (1992).

Arlington weather in December

In December, Arlington averages a high of 48°F and a low of 30°F. It gets 3.8 in of precipitation over about 11 rainy days. The sun is out about 43% of daylight hours. The December record high is 82°F (1998) and the record low is -2°F (1989).

Sunshine, humidity and wind in Arlington

November is the sunniest month in Arlington, with sunshine about 55% of daylight hours. May is the cloudiest, at 37%. Over the year the sun shines about 44% of daylight hours. Arlington is cloudier than 67% of the US.

Humidity peaks in August at 70% and is lowest in March at 54%.

Arlington has about 39 days a year above 90°F. Arlington is hotter than 60% of the US.

Thunderstorms occur on about 1 days a year.

See where Arlington ranks: sunniest cities in the US, cloudiest cities in the US, hottest cities in the US.

First and last freeze in Arlington

The first fall freeze in Arlington typically comes around October 31, and the last spring freeze around April 10. That leaves a frost-free growing season of about 204 days.

Arlington weather records

The hottest temperature on record at the Arlington station is 105°F, on August 17, 1997. The coldest is -11°F, on January 21, 1985.

The wettest day on record brought 5.9 in of rain, on June 22, 1972.

39 all-time records have been set at the station since 1970.

The best time to visit Arlington

The most comfortable time to visit is typically April to May and October, when daytime highs sit near 72°F.

Winter (December–February) is chilly, with average highs around 47°F and lows near 27°F. Snow is possible.

Spring (March–May) is mild, with average highs around 67°F and lows near 44°F.

Summer (June–August) is hot, with average highs around 88°F and lows near 66°F.

Autumn (September–November) is warm, with average highs around 69°F and lows near 48°F.

Arlington climate questions

How much rain does Arlington get?

Arlington gets 48.5 in of precipitation in an average year, over about 121 rainy days.

What is the wettest month in Arlington?

July is the wettest month in Arlington, with 5.1 in. February is the driest, with 3.2 in.

How many rainy days does Arlington have a year?

Arlington has about 121 days with measurable rain in an average year. May has the most, about 12.

Does it snow in Arlington?

Yes. Arlington gets about 5.8 in of snow in an average season. The snowiest winter on record is 2009–10, with 56.1 in.

What is the hottest month in Arlington?

July is the warmest month in Arlington, with an average high of 90°F.

What is the coldest month in Arlington?

January is the coldest month in Arlington, with an average low of 25°F.

What is the record high temperature in Arlington?

The record high at the Arlington station is 105°F, set on August 17, 1997. The record low is -11°F, on January 21, 1985.

What is the sunniest month in Arlington?

November is the sunniest month in Arlington, with sunshine about 55% of daylight hours. May is the cloudiest.

When is the first frost in Arlington?

The first fall freeze in Arlington typically comes around October 31. The last spring freeze is around April 10.

What is the best time to visit Arlington?

The most comfortable time to visit is typically April to May and October, when daytime highs sit near 72°F.