Dumbarton Oaks Park, District Of Columbia, United States Climate

Weather: 20.85°C/69.53°F, Wind SW at 3.09 km/h, 88% Humidity, 0% Chance of rain

United States
(Photo by Katee Lue on Unsplash)

Dumbarton Oaks Park Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Dumbarton Oaks Park has a Humid subtropical, no dry season climate (Classification: Cfa). The district’s yearly temperature is 16.65ºC (61.97ºF) and it is 4.01% higher than United States’s averages. Dumbarton Oaks Park typically receives about 43.17 millimeters (1.7 inches) of precipitation and has 44.27 rainy days (12.13% of the time) annually.

CountryUnited States
CityDistrict of Columbia
Longitude-77.0622753
Latitude38.9159207
Attitude/ElevationNonem (0ft)
Local timeMonday 17:07
Annual high temperature19.79ºC (67.62ºF)
Annual low temperature11.79ºC (53.22ºF)
Average annual precip.43.17mm (1.7in)
Warmest monthJuly (33.45ºC / 92.21ºF)
Coldest MonthJanuary (-0.6ºC / 30.92ºF)
Wettest MonthAugust (67.75mm / 2.67in)
Driest MonthJanuary (22.86mm / 0.9in)
Number of days with rainfall (≥ 1.0 mm)44.27 days (12.13%)
Days with no rain320.73 days (87.87%)
Humidity64.39%

Climate Dumbarton Oaks Park: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)19.0(66.2)26.0(78.8)26.0(78.8)29.0(84.2)35.0(95.0)39.0(102.2)41.0(105.8)38.0(100.4)38.0(100.4)35.0(95.0)27.0(80.6)17.0(62.6)41.0(105.8)
Average high °C (°F)5.95(42.71)10.0(50.0)12.44(54.39)18.43(65.17)25.22(77.4)29.73(85.51)33.45(92.21)31.69(89.04)28.03(82.45)21.49(70.68)12.89(55.2)8.15(46.67)19.79(67.62)
Daily mean °C (°F)3.39(38.1)6.92(44.46)9.06(48.31)14.9(58.82)21.83(71.29)26.37(79.47)29.99(85.98)28.41(83.14)24.64(76.35)18.32(64.98)10.11(50.2)5.85(42.53)16.65(61.97)
Average low °C (°F)-0.6(30.92)2.75(36.95)4.17(39.51)9.32(48.78)16.19(61.14)20.32(68.58)23.95(75.11)23.09(73.56)19.99(67.98)13.61(56.5)6.06(42.91)2.62(36.72)11.79(53.22)
Record low °C (°F)-15.0(5.0)-9.0(15.8)-7.0(19.4)0.0(0)4.0(39.2)13.0(55.4)18.0(64.4)18.0(64.4)13.0(55.4)5.0(41.0)-3.0(26.6)-6.0(21.2)-15.0(5.0)
Average precipitation mm (inches)22.86(0.9)36.14(1.42)35.75(1.41)34.45(1.36)54.25(2.14)52.28(2.06)59.53(2.34)67.75(2.67)43.54(1.71)41.45(1.63)31.06(1.22)38.98(1.53)43.17(1.7)
Average precipitation days (≥ 1.0 mm)2.553.453.03.454.734.364.825.824.912.452.092.643.69
Average relative humidity (%)64.4866.4159.8559.0465.2861.7761.4365.8568.6666.8463.769.3364.39
Mean monthly sunshine hours8.118.669.79.5611.8513.1912.8710.49.879.737.866.719.88

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Dumbarton Oaks Park in recent years.

Dumbarton Oaks Park

Dumbarton Oaks Park Temperature by Month

July
29.99°C | 85.98°F
August
28.41°C | 83.14°F
June
26.37°C | 79.47°F
September
24.64°C | 76.35°F
May
21.83°C | 71.29°F
October
18.32°C | 64.98°F
April
14.9°C | 58.82°F
November
10.11°C | 50.2°F
March
9.06°C | 48.31°F
February
6.92°C | 44.46°F
December
5.85°C | 42.53°F
January
3.39°C | 38.1°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature29.0°C (84.2°F)16.77°C (62.19°F)6.0°C (42.8°F)
Avg Temperature25.0°C (77.0°F)13.2°C (55.76°F)5.0°C (41.0°F)
Min Temperature19.0°C (66.2°F)7.43°C (45.37°F)1.0°C (33.8°F)
Dew PointMaxAverageMin
Dew Point14.0°C (57.2°F)2.7°C (36.86°F)-8.0°C (17.6°F)
PrecipitationMaxAverageMinSum
Precipitation74.4mm | 2.93in4.46mm | 0.18in0.0mm | 0in133.7mm | 5.26in
Snowdepth0.1mm | 0.0in0.0mm | 0in0.0mm | 0in0.1mm | 0.0in
WindMaxAverageMin
Wind21.0kmh | 13.05mph12.43kmh | 7.72mph6.0kmh | 3.73mph
Gust Wind30.0kmh | 18.64mph16.83kmh | 10.46mph7.0kmh | 4.35mph
Sea Level PressureMaxAverageMin
Sea Level Pressure74.4mb4.46mb0.0mb
Dumbarton Oaks Park

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
April° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-04-0115 | 59.03 | 37.44912 | 7.4630.03 | 10170.0 | 0.0
2018-04-028 | 46.42 | 35.66710 | 6.2130.09 | 10196.3 | 0.25
2018-04-039 | 48.26 | 42.8839 | 5.5930.03 | 10170.9 | 0.04
2018-04-0414 | 57.24 | 39.26121 | 13.0529.74 | 10070.5 | 0.02
2018-04-057 | 44.6-7 | 19.43913 | 8.0830.15 | 10210.0 | 0.0
2018-04-0615 | 59.00 | 32.04615 | 9.3229.91 | 10130.1 | 0.0
2018-04-075 | 41.0-3 | 26.65212 | 7.4629.91 | 10130.7 | 0.03
2018-04-086 | 42.8-8 | 17.63914 | 8.729.97 | 10150.0 | 0.0
2018-04-096 | 42.8-4 | 24.8526 | 3.7330.18 | 10220.4 | 0.02
2018-04-109 | 48.2-2 | 28.45210 | 6.2130.21 | 10230.2 | 0.01
2018-04-1111 | 51.8-2 | 28.4487 | 4.3530.18 | 10220.0 | 0.0
2018-04-1218 | 64.45 | 41.05116 | 9.9430.03 | 10170.0 | 0.0
2018-04-1324 | 75.210 | 50.04816 | 9.9429.97 | 10150.0 | 0.0
2018-04-1425 | 77.014 | 57.25716 | 9.9429.94 | 10140.0 | 0.0
2018-04-1513 | 55.411 | 51.87917 | 10.5629.97 | 10152.1 | 0.08
2018-04-1612 | 53.68 | 46.47316 | 9.9429.59 | 100274.4 | 2.93
2018-04-178 | 46.4-4 | 24.84616 | 9.9429.83 | 10100.0 | 0.0
2018-04-1813 | 55.4-0 | 32.0489 | 5.5929.85 | 10110.0 | 0.0
2018-04-1911 | 51.82 | 35.65816 | 9.9429.85 | 10111.0 | 0.04
2018-04-2011 | 51.8-2 | 28.44614 | 8.730.3 | 10260.0 | 0.0
2018-04-2114 | 57.2-1 | 30.2426 | 3.7330.45 | 10310.0 | 0.0
2018-04-2215 | 59.03 | 37.4508 | 4.9730.39 | 10290.0 | 0.0
2018-04-2317 | 62.63 | 37.44710 | 6.2130.39 | 10290.0 | 0.0
2018-04-2414 | 57.28 | 46.47215 | 9.3230.21 | 10239.0 | 0.35
2018-04-2515 | 59.013 | 55.4927 | 4.3529.77 | 10084.6 | 0.18
2018-04-2617 | 62.65 | 41.05211 | 6.8429.85 | 10110.0 | 0.0
2018-04-2717 | 62.610 | 50.0707 | 4.3529.77 | 100831.3 | 1.23
2018-04-2821 | 69.88 | 46.46012 | 7.4629.83 | 10102.1 | 0.08
2018-04-2910 | 50.00 | 32.05317 | 10.5630.09 | 10190.1 | 0.0
2018-04-3016 | 60.8-1 | 30.23715 | 9.3230.15 | 10210.0 | 0.0

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