Temperature Data | Precipitation Data | Detailed Data

Annual Climatology: Wilmington, DE (ILG)

Elev: 74 ft    Lat: 39o 40'N    Long: 75o 36'W

Wilmington English Units

Figure 1: Average Temperatures and Precipitation 1971-2000. (NCDC Data)

 

 


Temperature Data (oF) :

Month

Daily Max

Daily Min

Mean

Maximum Daily Temperature

Minimum Daily Temperature

January

39.3

23.7

31.5

75

-14

February

42.5

25.8

34.2

78

-6

March

51.9

33.4

42.7

86

2

April

62.6

42.1

52.4

94

18

May

72.5

52.4

62.5

96

30

June

81.1

61.8

71.5

100

41

July

86.0

67.3

76.6

102

48

August

84.1

65.8

75.0

101

43

September

77.2

58.1

67.7

100

36

October

65.9

45.6

55.8

91

24

November

55.0

36.9

45.9

85

14

December

44.4

28.4

36.4

75

-7

Annual

63.5

45.1

54.4

102

-14

 

Precipitation Data (in):

Month

Mean

Median

Extreme

Year

Snow*

January

3.43

3.03

8.41

1978

7.5

February

2.81

2.73

7.02

1979

6.3

March

3.97

3.83

9.17

2000

2.3

April

3.39

3.18

6.80

1983

0.3

May

4.15

3.96

7.38

1983

0.0

June

3.59

3.96

7.49

1972

0.0

July

4.28

4.02

12.63

1989

0.0

August

3.51

3.04

8.38

1971

0.0

September

4.01

3.63

12.68

1999

0.0

October

3.08

2.85

8.01

1995

0.1

November

3.19

2.91

7.84

1972

0.6

December

3.40

2.87

7.96

1996

1.9

Annual

42.81

42.30

 

 

19.0

* Snowfall totals represent mean snowfall 1971-2000


 
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