Delaware, United States Climate

Weather: 12.23°C/54.01°F, Wind SW at 3.73 km/h, 75% Humidity, 0% Chance of rain

United States
(Photo by Clay Banks on Unsplash)

Delaware Climate Summary

Located at an elevation of 16.46 meters (54.0 feet) above sea level, Delaware has a Humid subtropical, no dry season climate (Classification: Cfa). The city’s yearly temperature is 14.55ºC (58.19ºF) and it is 1.91% higher than United States’s averages. Delaware typically receives about 58.05 millimeters (2.29 inches) of precipitation and has 108.28 rainy days (29.67% of the time) annually.

CountryUnited States
Longitude-75.5276699
Latitude38.9108325
Attitude/Elevation16.46m (54.0ft)
Local timeTuesday 04:33
Annual high temperature16.95ºC (62.51ºF)
Annual low temperature10.3ºC (50.54ºF)
Average annual precip.58.05mm (2.29in)
Warmest monthJuly (28.62ºC / 83.52ºF)
Coldest MonthJanuary (-1.45ºC / 29.39ºF)
Wettest MonthAugust (89.8mm / 3.54in)
Driest MonthJanuary (37.93mm / 1.49in)
Number of days with rainfall (≥ 1.0 mm)108.28 days (29.67%)
Days with no rain256.72 days (70.33%)
Humidity76.42%

Climate Delaware: Monthly Averages

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)19.0(66.2)22.0(71.6)24.0(75.2)27.0(80.6)30.0(86.0)33.0(91.4)34.0(93.2)34.0(93.2)33.0(91.4)31.0(87.8)25.0(77.0)21.0(69.8)34.0(93.2)
Average high °C (°F)4.57(40.23)6.35(43.43)9.86(49.75)15.88(60.58)20.98(69.76)25.83(78.49)28.62(83.52)27.48(81.46)24.52(76.14)18.92(66.06)12.37(54.27)8.03(46.45)16.95(62.51)
Daily mean °C (°F)2.37(36.27)3.89(39.0)7.33(45.19)13.26(55.87)18.57(65.43)23.52(74.34)26.35(79.43)25.09(77.16)22.12(71.82)16.48(61.66)9.82(49.68)5.8(42.44)14.55(58.19)
Average low °C (°F)-1.45(29.39)-0.26(31.53)3.21(37.78)8.53(47.35)13.91(57.04)18.58(65.44)21.69(71.04)20.6(69.08)17.88(64.18)12.6(54.68)5.95(42.71)2.4(36.32)10.3(50.54)
Record low °C (°F)-17.0(1.4)-19.0(-2.2)-11.0(12.2)-1.0(30.2)5.0(41.0)10.0(50.0)15.0(59.0)14.0(57.2)10.0(50.0)2.0(35.6)-4.0(24.8)-9.0(15.8)-19.0(-2.2)
Average precipitation mm (inches)37.93(1.49)52.19(2.05)53.93(2.12)43.79(1.72)64.65(2.55)66.76(2.63)81.58(3.21)89.8(3.54)52.41(2.06)59.69(2.35)39.01(1.54)54.82(2.16)58.05(2.29)
Average precipitation days (≥ 1.0 mm)6.827.458.828.011.7311.014.0912.828.556.914.827.279.02
Average relative humidity (%)74.4575.2774.2674.3679.5977.8178.3378.5878.6576.7272.8976.1176.42
Mean monthly sunshine hours7.026.89.711.9812.7713.5513.7212.7511.477.637.396.8410.13

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Delaware in recent years.

Delaware

Delaware Temperature by Month

July
26.35°C | 79.43°F
August
25.09°C | 77.16°F
June
23.52°C | 74.34°F
September
22.12°C | 71.82°F
May
18.57°C | 65.43°F
October
16.48°C | 61.66°F
April
13.26°C | 55.87°F
November
9.82°C | 49.68°F
March
7.33°C | 45.19°F
December
5.8°C | 42.44°F
February
3.89°C | 39.0°F
January
2.37°C | 36.27°F

Historical Data

Summary
  • 2010
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 2019
  • 2020
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature25.0°C (77.0°F)18.97°C (66.15°F)10.0°C (50.0°F)
Avg Temperature22.0°C (71.6°F)16.48°C (61.66°F)7.0°C (44.6°F)
Min Temperature19.0°C (66.2°F)12.68°C (54.82°F)3.0°C (37.4°F)
Dew PointMaxAverageMin
Dew Point19.0°C (66.2°F)11.58°C (52.84°F)2.0°C (35.6°F)
PrecipitationMaxAverageMinSum
Precipitation95.7mm | 3.77in6.45mm | 0.25in0.0mm | 0in200.1mm | 7.88in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind20.0kmh | 12.43mph12.42kmh | 7.72mph5.0kmh | 3.11mph
Gust Wind33.0kmh | 20.51mph19.55kmh | 12.15mph8.0kmh | 4.97mph
Sea Level PressureMaxAverageMin
Sea Level Pressure95.7mb6.45mb0.0mb
Delaware

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
October° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2020-10-0119 | 66.211 | 51.86513 | 8.0829.94 | 10140.0 | 0.0
2020-10-0215 | 59.010 | 50.07713 | 8.0830.0 | 10165.6 | 0.22
2020-10-0315 | 59.07 | 44.66512 | 7.4630.15 | 10210.0 | 0.0
2020-10-0415 | 59.07 | 44.6628 | 4.9730.21 | 10230.0 | 0.0
2020-10-0517 | 62.611 | 51.8767 | 4.3530.12 | 10200.0 | 0.0
2020-10-0617 | 62.611 | 51.87111 | 6.8430.09 | 10190.0 | 0.0
2020-10-0720 | 68.013 | 55.47119 | 11.8129.88 | 10120.0 | 0.0
2020-10-0815 | 59.07 | 44.66018 | 11.1830.03 | 10170.0 | 0.0
2020-10-0916 | 60.87 | 44.66110 | 6.2130.21 | 10230.0 | 0.0
2020-10-1020 | 68.014 | 57.27719 | 11.8130.09 | 10190.0 | 0.0
2020-10-1120 | 68.018 | 64.49013 | 8.0830.06 | 10187.6 | 0.3
2020-10-1220 | 68.019 | 66.29517 | 10.5629.88 | 101240.4 | 1.59
2020-10-1320 | 68.017 | 62.68715 | 9.3229.85 | 10110.1 | 0.0
2020-10-1416 | 60.88 | 46.46312 | 7.4630.03 | 10170.0 | 0.0
2020-10-1518 | 64.411 | 51.86819 | 11.8130.03 | 10170.0 | 0.0
2020-10-1613 | 55.410 | 50.08015 | 9.3230.15 | 10217.4 | 0.29
2020-10-1710 | 50.03 | 37.46714 | 8.730.27 | 10251.4 | 0.06
2020-10-1814 | 57.25 | 41.0596 | 3.7330.39 | 10290.0 | 0.0
2020-10-1916 | 60.812 | 53.6828 | 4.9730.3 | 10260.0 | 0.0
2020-10-2019 | 66.215 | 59.0848 | 4.9730.24 | 10240.0 | 0.0
2020-10-2122 | 71.618 | 64.48611 | 6.8430.24 | 10240.0 | 0.0
2020-10-2221 | 69.817 | 62.6837 | 4.3530.21 | 10230.0 | 0.0
2020-10-2320 | 68.016 | 60.8868 | 4.9730.15 | 10210.2 | 0.01
2020-10-2420 | 68.016 | 60.88411 | 6.8430.03 | 10170.0 | 0.0
2020-10-2511 | 51.810 | 50.09020 | 12.4330.12 | 102030.1 | 1.19
2020-10-2618 | 64.416 | 60.89411 | 6.8430.12 | 10202.8 | 0.11
2020-10-2717 | 62.614 | 57.2867 | 4.3530.15 | 10210.0 | 0.0
2020-10-2815 | 59.011 | 51.8785 | 3.1130.12 | 10201.3 | 0.05
2020-10-2915 | 59.015 | 59.09518 | 11.1829.77 | 100895.7 | 3.77
2020-10-3010 | 50.08 | 46.48620 | 12.4329.91 | 10137.5 | 0.3
2020-10-317 | 44.62 | 35.67110 | 6.2130.42 | 10300.0 | 0.0

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