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Washington Weather in June

June in Washington averages 29°C (84°F) during the day and 19°C (66°F) at night. It is the wettest month of the year, with 138 mm (5.4 in) of rainfall on average, so waterproof gear is a must.

Rainfall in Washington in June

Prepare for the wettest month with an umbrella to protect yourself from frequent rain. Historically, approximately 12 days this month are expected to have rain, averaging 138 mm (5.4 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Washington in June

If you're visiting Washington in June, expect highs of 29°C (84°F) and overnight lows around 19°C (66°F). This kind of day-to-night contrast is typical for this time of year. With overnight lows of 19°C (66°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Washington in June

Expect sunny days throughout the month, with an estimated 282 hours of sunshine. This makes it a pleasant time to visit Washington.

Wind Speed in Washington in June

June sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.

If you prefer enjoying temperate temperatures and rain-free days, April and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Washington Temperature in June

Min Temperature
19°C (66°F)
Max Temperature
29°C (84°F)
Chance of Rain
40%
Precipitation
138 mm (5.4 in)
Rainy days
12 days
Humidity
65% *
Windspeed
4 m/s (8 knots) *
Sunshine
282 hours *
Percentage Sunshine
64% *
* Data from: Washington DC, the United States of America (5 KM, 3 Miles).

Washington Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Washington - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Washington typically rise from around 27°C (81°F) at the start of June to approximately 31°C (88°F) by the end. Nights are pleasant, with lows typically ranging from 17°C (63°F) to 21°C (70°F).

Average temperatures in June

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in June

Historical weather records for Washington in June

Browse day-by-day weather records for Washington spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Washington historical weather extremes in June

According to our 50 years of weather records for Washington, the following extremes were recorded between 1976 and 2026.

  • On June 29, 2012, temperatures climbed to 40°C (104°F), marking the warmest June day on record.
  • The coldest June day was on June 3, 1997, with a maximum of 14°C (57°F).
  • Nighttime temperatures dropped to 9°C (48°F) on June 10, 1988, marking the coldest June night on record.

Best Places in the United States of America in June

Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in June →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Washington in June

Warm temperatures in June make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Washington in June

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    9/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Washington 3-Day Forecast

Popular in June

Where to go in June - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.