Wilmington June Weather

Averages and records for weather in Wilmington, Delaware in the month of June.
Typical Wilmington June Weather
1991–2020
Average daily high 82.0 °F
Average daily low 62.8 °F
Average monthly precipitation 4.7 inches
Average monthly snow none
Daily chance of precipitation 36.7%
Daily chance of snow 0%
Wilmington June Weather Records
1894–2024
Highest temperature 102 °F June 24, 1894
Lowest temperature 40 °F June 1, 1945
Highest daily low 77 °F June 18, 2014
Lowest daily high 56 °F June 2, 1946
Hottest average high temperature 89.3 °F 1895
Coldest average high temperature 76.8 °F 1926
Most daily precipitation 4.8 inches June 27, 1938
Most monthly precipitation 13.7 inches 2013
Most daily snow none -
Most monthly snow none -
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
June 1 78.1 58.4 100 40
June 2 78.5 58.7 99 44
June 3 78.8 59.1 101 44
June 4 79.1 59.5 95 43
June 5 79.5 59.9 99 46
June 6 79.8 60.3 98 42
June 7 80.1 60.6 97 44
June 8 80.3 60.9 97 41
June 9 80.5 61.2 97 45
June 10 80.8 61.4 97 46
June 11 81.0 61.7 95 41
June 12 81.4 61.9 96 46
June 13 81.6 62.2 96 48
June 14 81.8 62.5 96 46
June 15 81.9 62.7 97 42
June 16 82.1 62.9 98 47
June 17 82.3 63.2 96 44
June 18 82.6 63.4 95 45
June 19 83.0 63.7 100 50
June 20 83.3 64.0 97 48
June 21 83.6 64.4 98 45
June 22 83.9 64.7 98 44
June 23 84.1 65.0 100 47
June 24 84.2 65.2 102 49
June 25 84.4 65.4 98 49
June 26 84.5 65.5 99 51
June 27 84.7 65.6 97 52
June 28 84.8 65.7 95 53
June 29 85.0 65.9 98 50
June 30 85.1 66.1 98 43
Weather Station Details
Years Station Coordinates
1948–2024 New Castle Airport location
1932–1947 Wilmington Porter Research location
1894–1931 Wilmington City Hall location