Washington Water Temperature

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Washington is a city close to Chesapeake Bay. mild temperate climate with hot summer would be the climate here. August is the month with the highest water temperature at 80.8°F / 27.1°C. The month with the lowest is February with an average water temperature of 37.8°F / 3.2°C. The avg. air temperature is around 78.3°F / 25.7°C, July is the month with the highest temperature. January is the coolest with 34°F / 1.1°C average air temperature. February is the month with the min. precipitation of 0in / 0mm and May with the max. precipitation in a year with 0.7in / 18.6mm. June, July, August, September would be the best time to visit this place.

Washington Summary

Description Value
Current water temperature /
Warmest Month Water Temperature: August with 80.8°F / 27.1°C
Coldest Month Water Temperature: February with 37.8°F / 3.2°C
Warmest Month Air Temperature: July with 78.3°F / 25.7°C
Coldest Month Air Temperature: January with 34°F / 1.1°C
Wettest Month: May with 0.7in / 18.6mm
Driest Month: February with 0in / 0mm
Highest Humidity September with 69.1%
Lowest Humidity March with 61.3%
Best Time to Visit: June, July, August, September
Climate Classification mild temperate climate with hot summer

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Washington water temperature by month

°F

Chesapeake Bay water temperature by month

Max. Water

Temperature (°F)

 ø. Water

Temperature (°F)

 Min. Water

Temperature (°F)

January

 42.3 39.2 36.9

February

 39.7 37.9 36.9

March

 48 43.5 39.7

April

 58.5 53.6 48.4

May

 70 63.7 57.9

June

 77.9 74.1 70.3

July

 81.9 80.2 78.1

August

 81.9 80.6 79

September

 79.3 75.9 72

October

 71.8 66.4 60.3

November

 60.3 55 50

December

 49.8 45.7 42.4

°C

Chesapeake Bay water temperature by month

Max. Water

Temperature (°C)

 ø. Water

Temperature (°C)

 Min. Water

Temperature (°C)

January

 5.7 4 2.7

February

 4.3 3.3 2.7

March

 8.9 6.4 4.3

April

 14.7 12 9.1

May

 21.1 17.6 14.4

June

 25.5 23.4 21.3

July

 27.7 26.8 25.6

August

 27.7 27 26.1

September

 26.3 24.4 22.2

October

 22.1 19.1 15.7

November

 15.7 12.8 10

December

 9.9 7.6 5.8
The hottest water temperature typically reached in August with around 80.8°F / 27.1°C. The coldest in February with an average water temperature of 37.8°F / 3.2°C.

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Washington weather today & 14-day weather forecast

7-day weather forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
 Rel. Humidity
Dec. 21
Light shower rain
51 °F
46°F
11 °C
8°C
3mph (4km/h)
south
0in (5mm)
70 %
93%
Dec. 22
Light rain
52 °F
46°F
11 °C
8°C
3mph (4km/h)
south-southeast
0in (9mm)
80 %
92%
Dec. 23
Light shower rain
52 °F
47°F
11 °C
8°C
2mph (4km/h)
southeast
0in (4mm)
65 %
91%
Dec. 24
Light rain
49 °F
44°F
9 °C
7°C
4mph (6km/h)
south-southwest
0in (8mm)
80 %
90%
Dec. 25
Heavy rain
50 °F
43°F
10 °C
6°C
5mph (8km/h)
south
1in (22mm)
90 %
92%
Dec. 26
Heavy rain
50 °F
46°F
10 °C
8°C
4mph (7km/h)
south
1in (24mm)
90 %
94%
Dec. 27
Heavy rain
47 °F
44°F
9 °C
7°C
3mph (6km/h)
south-southwest
1in (20mm)
90 %
88%

+9-day forecast

Date
Weather
Max. F
Min. F
Max. C
Min. C
Windspeed
Windir.
Precip.
Rainrisk
 Rel. Humidity
Dec. 28
Light rain
50 °F
44°F
10 °C
6°C
2mph (4km/h)
south
0in (6mm)
75 %
89%
Dec. 29
Overcast clouds
45 °F
39°F
7 °C
4°C
1mph (2km/h)
south-southeast
0in (1mm)
25 %
93%
Dec. 30
Light shower rain
46 °F
36°F
8 °C
2°C
1mph (2km/h)
southwest
0in (2mm)
55 %
90%
Dec. 31
Overcast clouds
41 °F
36°F
5 °C
2°C
1mph (2km/h)
east
0in (0mm)
0 %
90%
Jan. 01
Scattered clouds
37 °F
31°F
3 °C
-1°C
1mph (1km/h)
northeast
0in (0mm)
0 %
85%
Jan. 02
Broken clouds
37 °F
31°F
3 °C
-0°C
1mph (1km/h)
north-northeast
0in (0mm)
0 %
83%
Jan. 03
Scattered clouds
41 °F
31°F
5 °C
-0°C
1mph (2km/h)
north-northeast
0in (0mm)
0 %
85%
Jan. 04
Scattered clouds
41 °F
32°F
5 °C
-0°C
0mph (1km/h)
east-northeast
0in (0mm)
0 %
91%
Jan. 05
Scattered clouds
41 °F
34°F
5 °C
1°C
0mph (1km/h)
northeast
0in (0mm)
0 %
91%

Washington weather by month / climate table

°F

Max.

Temperature

°F

ø.

Temperature

°F

Min.

Temperature

(°F)

Precip.

(in)

Rainy Days

(d)

Rel. Humidity

(%)

January

 48.9 34 22.1 0.2 0 62.1%

February

 49.6 35.8 25.9 0 0 62.1%

March

 62.6 43.9 28.4 0 0 61.3%

April

 71.6 55 40.1 0.1 1 62.2%

May

 82.2 64.9 50.4 0.7 1 66.4%

June

 87.1 73.8 59.7 0.6 1 66.4%

July

 90 78.3 67.6 0.7 1 64.9%

August

 88.5 77 65.7 0.2 0 67.3%

September

 84.2 70.5 59.2 0.1 0 69.1%

October

 74.8 58.6 43.3 0 0 69%

November

 65.7 47.7 36.9 0 0 67.1%

December

 51.6 38.7 29.8 0 0 68.9%

°C

Max.

Temperature

°C

ø.

Temperature

°C

Min.

Temperature

(°C)

Precip.

(mm)

Rainy Days

(d)

Rel. Humidity

(%)

January

 9.4 1.1 -5.5 4.4 0 62.1%

February

 9.8 2.1 -3.4 0 0 62.1%

March

 17 6.6 -2 0 0 61.3%

April

 22 12.8 4.5 3.2 1 62.2%

May

 27.9 18.3 10.2 18.6 1 66.4%

June

 30.6 23.2 15.4 16.4 1 66.4%

July

 32.2 25.7 19.8 18 1 64.9%

August

 31.4 25 18.7 5.5 0 67.3%

September

 29 21.4 15.1 2.6 0 69.1%

October

 23.8 14.8 6.3 0 0 69%

November

 18.7 8.7 2.7 0 0 67.1%

December

 10.9 3.7 -1.2 0 0 68.9%
February is the driest at 0in / 0mm and May the wettest month with 0.7in / 18.6mm. With an average temperature of 78.3°F / 25.7°C, July is the warmest month in a year. January is the coldest with 34°F / 1.1°C average temperature.

Activities & POI in Washington

Type of Activity List
Beach Bathing Beach
Marina for Sailing, Boat adventures, fishing Capitol Yacht Club, Washington Marina Company, James Creek Marina, Tidal Basin Paddle Boats, The Yards Marina, Columbia Island Marina
Attraction Wallaby yard, Caracal, Butterfly Garden, Scimitar-Horned Oryx, Emu, Tammar Wallaby, Grevy's Zebra, Chinese Alligator, Frog Pond, Red-Bellied Turtle, Western Lowland Gorilla, AAAS / Science, Lemur Island, Great Cats, Great Meadow, Tiger Tracks, Pollinator Garden, Orangutan, The O-Line, Elephant Overlook, Panda Overlook, Asian Elephant, Black Howler Monkey, Cactus Garden, False Gavial, Giant Panda, Japanese Giant Salamander, Kid's Stop Tiger, Tiger Survival, Growing Up Tiger, Tiger Compare, Bobcat, Cat Scan, Caring Corral, Kids' Farm, Alpacas, Goat, Pig, Donkey, Cow, Capital Segway Inc., JFK Hockey Fields, Penny maker, White House Peace Vigil, Public Parking 13-15 $ per day (week - weekend days), Barbie Pond, Think Tank, Sulawesi macaque, Przewalski's Horse, Flamingo, Lion, Female African Lions, Sumatran Tiger, Supreme Court of the United States, Library of Congress, Thomas Jefferson Building, Chinatown Arch, National World War II Memorial, United States Capitol, U.S. National Archives, Carousel on the Mall, Blair House, Old Stone House, Washington Union Station, Bohemian Caverns, Bird House, Small Mammal House, Komodo Dragon, Great Ape House, Dwarf Caiman, Chinese alligator, Conservation Pavilion, Jefferson Memorial, Sloth Bear, Clouded Leopard, Fishing Cat, Asia Small Clawed Otter, Red Panda, Blue Billed Curassow, Multiple Birds, Red-Legged Seriema, King Vulture, Greater Rhea, Double Wattled Cassowary, Washington Monument, Speke's Gazelle, Cheetah, Zebra, Maned Wolf, Dama Gazelle, Lincoln Memorial, Andean Bear, Conservation Carousel, Lion/Tiger Hill, Butt-Millet Memorial Fountain, Freedom Plaza, Elephant Learning Center, Prairie dogs
Golf Course East Potomac Golf Course

Copyright Flickr CC2.0:John Brighenti