Temperature Data | Precipitation Data | Detailed Data

Annual Climatology: Wilmington, DE (ILG)

Elev: 25.6 m    Lat: 39o 40'N    Long: 75o 36'W

Wilmington Metric Units

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

 

 


Temperature Data (oC) :

Month

Daily Max

Daily Min

Mean

Maximum Daily Temperature

Minimum Daily Temperature

January

4.1

-4.6

-0.3

23.9

-25.6

February

5.8

-3.4

1.2

25.6

-21.1

March

11.1

0.8

5.9

30.0

-16.7

April

17.0

5.6

11.3

34.4

-7.8

May

22.5

11.3

16.9

35.6

-1.1

June

27.3

16.6

21.9

37.8

5.0

July

30.0

19.6

24.8

38.9

8.9

August

28.9

18.8

23.9

38.3

6.1

September

25.1

14.5

19.8

37.8

2.2

October

18.8

7.6

13.2

32.8

-4.4

November

12.8

2.7

7.7

29.4

-10.0

December

6.9

-2.0

2.4

23.9

-21.7

Annual

17.5

7.3

12.4

38.9

-25.6

 

Precipitation Data (mm):

Month

Mean

Median

Extreme

Year

Snow*

January

87.1

77.0

213.6

1978

190.5

February

71.4

69.3

178.3

1979

160.0

March

100.8

97.3

232.9

2000

58.4

April

86.1

80.8

172.7

1983

7.6

May

105.4

100.6

187.5

1983

0.0

June

91.2

100.6

190.2

1972

0.0

July

108.7

102.1

320.8

1989

0.0

August

89.2

77.2

212.9

1971

0.0

September

101.9

92.2

322.1

1999

0.0

October

78.2

72.4

203.5

1995

2.5

November

81.0

73.9

199.1

1972

15.2

December

86.4

72.9

202.2

1996

48.3

Annual

1087.4

1074.4

 

 

482.6

* Snowfall totals represent mean snowfall 1971-2000


 
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