Humid subtropical climate
Climate Wilmington - Delaware
Annual high64ºF
Annual low46ºF
Precipitation43.08 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 40 | 25 | 3.01 | 6 |
| Feb | 44 | 27 | 2.68 | 8 |
| Mar | 52 | 34 | 3.92 | 2 |
| Apr | 64 | 43 | 3.50 | 0 |
| May | 73 | 53 | 3.95 | 0 |
| Jun | 82 | 63 | 3.88 | 0 |
| Jul | 86 | 68 | 4.57 | 0 |
| Aug | 84 | 66 | 3.25 | 0 |
| Sep | 77 | 58 | 4.32 | 0 |
| Oct | 66 | 46 | 3.42 | 0 |
| Nov | 56 | 37 | 3.10 | 0 |
| Dec | 45 | 29 | 3.48 | 3 |
- JanHigh 40ºFLow 25ºFPrecip 3.01 inch
- FebHigh 44ºFLow 27ºFPrecip 2.68 inch
- MarHigh 52ºFLow 34ºFPrecip 3.92 inch
- AprHigh 64ºFLow 43ºFPrecip 3.50 inch
- MayHigh 73ºFLow 53ºFPrecip 3.95 inch
- JunHigh 82ºFLow 63ºFPrecip 3.88 inch
- JulHigh 86ºFLow 68ºFPrecip 4.57 inch
- AugHigh 84ºFLow 66ºFPrecip 3.25 inch
- SepHigh 77ºFLow 58ºFPrecip 4.32 inch
- OctHigh 66ºFLow 46ºFPrecip 3.42 inch
- NovHigh 56ºFLow 37ºFPrecip 3.10 inch
- DecHigh 45ºFLow 29ºFPrecip 3.48 inch
Climate summary
What is the average weather in Wilmington, Delaware?
Wilmington experiences a humid subtropical climate, characterized by warm summers and cold winters with strong seasonal contrast. Rainfall is fairly wet and spread evenly throughout the year, though heavy seasonal downpours or afternoon thunderstorms can occur during warmer months. Winters bring regular snowfall.
Wilmington weather averages
Annual high64ºF
Annual low46ºF
Precipitation43.08 inch
Snowfall19 inch
Daily normals Wilmington - Delaware - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 42.5 | 27.2 | 0.10 | 0.10 | 0.10 | 0.10 |
| Jan 2 | 42.3 | 27.0 | 0.20 | 0.20 | 0.30 | 0.30 |
| Jan 3 | 42.2 | 26.9 | 0.30 | 0.30 | 0.40 | 0.40 |
| Jan 4 | 42.1 | 26.7 | 0.41 | 0.41 | 0.50 | 0.50 |
| Jan 5 | 41.9 | 26.6 | 0.51 | 0.51 | 0.60 | 0.60 |
| Jan 6 | 41.8 | 26.4 | 0.62 | 0.62 | 0.70 | 0.70 |
| Jan 7 | 41.7 | 26.3 | 0.72 | 0.72 | 0.90 | 0.90 |
| Jan 8 | 41.6 | 26.2 | 0.82 | 0.82 | 1.00 | 1.00 |
| Jan 9 | 41.5 | 26.0 | 0.92 | 0.92 | 1.20 | 1.20 |
| Jan 10 | 41.4 | 25.9 | 1.03 | 1.03 | 1.40 | 1.40 |
| Jan 11 | 41.3 | 25.8 | 1.14 | 1.14 | 1.50 | 1.50 |
| Jan 12 | 41.3 | 25.7 | 1.24 | 1.24 | 1.70 | 1.70 |
| Jan 13 | 41.2 | 25.6 | 1.35 | 1.35 | 1.90 | 1.90 |
| Jan 14 | 41.1 | 25.5 | 1.46 | 1.46 | 2.10 | 2.10 |
| Jan 15 | 41.1 | 25.4 | 1.56 | 1.56 | 2.40 | 2.40 |
| Jan 16 | 41.1 | 25.3 | 1.67 | 1.67 | 2.60 | 2.60 |
| Jan 17 | 41.0 | 25.2 | 1.77 | 1.77 | 2.80 | 2.80 |
| Jan 18 | 41.0 | 25.2 | 1.88 | 1.88 | 3.00 | 3.00 |
| Jan 19 | 41.0 | 25.1 | 1.98 | 1.98 | 3.20 | 3.20 |
| Jan 20 | 41.0 | 25.0 | 2.08 | 2.08 | 3.40 | 3.40 |
| Jan 21 | 41.0 | 25.0 | 2.18 | 2.18 | 3.60 | 3.60 |
| Jan 22 | 41.0 | 25.0 | 2.29 | 2.29 | 3.80 | 3.80 |
| Jan 23 | 41.0 | 24.9 | 2.39 | 2.39 | 4.10 | 4.10 |
| Jan 24 | 41.1 | 24.9 | 2.50 | 2.50 | 4.30 | 4.30 |
| Jan 25 | 41.1 | 24.9 | 2.60 | 2.60 | 4.50 | 4.50 |
| Jan 26 | 41.2 | 24.9 | 2.70 | 2.70 | 4.80 | 4.80 |
| Jan 27 | 41.2 | 24.9 | 2.80 | 2.80 | 5.00 | 5.00 |
| Jan 28 | 41.3 | 25.0 | 2.91 | 2.91 | 5.30 | 5.30 |
| Jan 29 | 41.4 | 25.0 | 3.01 | 3.01 | 5.50 | 5.50 |
| Jan 30 | 41.5 | 25.0 | 3.12 | 3.12 | 5.80 | 5.80 |
| Jan 31 | 41.6 | 25.1 | 3.23 | 3.23 | 6.10 | 6.10 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Wilmington - October 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Oct 1 | 84.0 | 64.0 | 0.00 |
| Oct 2 | 86.0 | 62.1 | 0.15 |
| Oct 3 | 71.1 | 59.0 | 0.00 |
| Oct 4 | – | – | – |
| Oct 5 | – | – | – |
| Oct 6 | – | – | – |
| Oct 7 | 71.1 | 42.1 | 0.00 |
| Oct 8 | 78.1 | 51.1 | 0.00 |
| Oct 9 | 75.9 | 46.9 | 0.00 |
| Oct 10 | 73.9 | 46.0 | 0.00 |
| Oct 11 | 64.0 | 59.0 | 1.66 |
| Oct 12 | 75.9 | 55.0 | 0.55 |
| Oct 13 | 81.0 | 54.0 | 0.00 |
| Oct 14 | 84.0 | 63.0 | 0.01 |
| Oct 15 | 72.0 | 55.0 | 0.00 |
| Oct 16 | 75.9 | 59.0 | 0.24 |
| Oct 17 | – | – | – |
| Oct 18 | 63.0 | 37.0 | 0.00 |
| Oct 19 | – | – | – |
| Oct 20 | – | – | – |
| Oct 21 | 66.0 | 43.0 | 0.00 |
| Oct 22 | 70.0 | 39.9 | 0.00 |
| Oct 23 | 62.1 | 39.9 | 0.00 |
| Oct 24 | 64.9 | 35.1 | 0.00 |
| Oct 25 | 69.1 | 34.0 | 0.00 |
| Oct 26 | 71.1 | 37.9 | 0.00 |
| Oct 27 | 69.1 | 46.0 | 0.00 |
| Oct 28 | 68.0 | 42.1 | 0.00 |
| Oct 29 | 71.1 | 44.1 | 0.00 |
| Oct 30 | 73.9 | 50.0 | 0.00 |
| Oct 31 | 62.1 | 37.9 | 0.00 |
The data for October 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature86.0ºF · Oct 2
- Lowest max temperature62.1ºF · Oct 23
- Highest min temperature64.0ºF · Oct 1
- Lowest min temperature34.0ºF · Oct 25
Geo Wilmington - Delaware
Location
- Country
- United States
- State
- Delaware
- County
- New Castle
- City
- Wilmington
- Zip Code
- 19801
- Elevation
- 95 ft
- Longitude
- -75.55
- Latitude
- 39.75
- ICAO
- –
- IATA
- –