Delaware City, Delaware Climate
United States
Pop. 1,741 Elev. 1 m / 3 ft
TZ: America/New_York (UTC-4) ·
Summers in Delaware City are warm, with July highs around 88°F (31°C), while winters are cold with January lows of 26°F (-3°C). Humidity pushes the summer feels-like temperature to 101°F (38°C), while wind chill can drive winter lows to 18°F (-8°C). Expect around 65 rainy days annually (37.0 in / 939 mm total), with snow on 3 days and 19 in (485 mm) of annual accumulation. The city averages 128 sunny days per year and around 38 thunderstorm days. Ocean water temperatures reach 84°F (29°C) in summer.
| Temperature | 88°F (31°C) high | 26°F (-4°C) low |
| Feels like | 101°F (38°C) high | 18°F (-8°C) low |
| Rain | 65 days | 37.0 in (939 mm) /yr |
| Snow | 3 days | 19.1 in (485 mm) /yr |
| Sky | 128 sunny | 38 stormy |
| Wind | 3.0 mph (1.4 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Mar, Apr, Jun, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
40
Jan 60
Feb 46
Mar 68
Apr 73
May 64
Jun 61
Jul 51
Aug 60
Sep 46
Oct 50
Nov 57
Dec Humidity (%)
58
Jan 58
Feb 53
Mar 56
Apr 67
May 70
Jun 74
Jul 70
Aug 73
Sep 66
Oct 61
Nov 64
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 7 mi Wilmington Airport (ILG)
Ski resort 48 mi Spring Mountain Ski Area
National park 84 mi Harriet Tubman Underground Railroad National Monument
Mountain peak
(4,971 ft) 325 mi Schofield Cobble
Hospital 5 mi Meadowwood Behavioral Health System
Hiking trail 4 mi Grassland Trl
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 37°F 3°C | 26°F -4°C | 0.7 in 17 mm | 8.4 in213 mm | 17 |
| February | 44°F 7°C | 31°F 0°C | 2.1 in 53 mm | 5.4 in137 mm | 8 |
| March | 60°F 16°C | 41°F 5°C | 3.5 in 88 mm | — | 15 |
| April | 66°F 19°C | 50°F 10°C | 3.1 in 78 mm | — | 4 |
| May | 73°F 23°C | 59°F 15°C | 6.1 in 156 mm | — | 5 |
| June | 84°F 29°C | 69°F 20°C | 3.6 in 90 mm | — | 9 |
| July | 88°F 31°C | 74°F 24°C | 7.5 in 192 mm | — | 10 |
| August | 81°F 27°C | 66°F 19°C | 1.6 in 40 mm | — | 14 |
| September | 79°F 26°C | 64°F 18°C | 3.3 in 85 mm | — | 11 |
| October | 67°F 19°C | 52°F 11°C | 2.1 in 54 mm | — | 13 |
| November | 55°F 13°C | 42°F 5°C | 1.6 in 41 mm | — | 14 |
| December | 41°F 5°C | 29°F -2°C | 1.8 in 45 mm | 5.3 in135 mm | 8 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 17 | 0 |
| February | 8 | 1 |
| March | 15 | 2 |
| April | 4 | 1 |
| May | 5 | 7 |
| June | 9 | 6 |
| July | 10 | 11 |
| August | 14 | 3 |
| September | 11 | 5 |
| October | 13 | 1 |
| November | 14 | 1 |
| December | 8 | 0 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 42°F 6°C | 33°F 0°C |
| February | 39°F 4°C | 33°F 1°C |
| March | 49°F 9°C | 46°F 8°C |
| April | 59°F 15°C | 56°F 13°C |
| May | 68°F 20°C | 65°F 18°C |
| June | 80°F 26°C | 74°F 24°C |
| July | 84°F 29°C | 81°F 27°C |
| August | 83°F 28°C | 75°F 24°C |
| September | 74°F 23°C | 70°F 21°C |
| October | 72°F 22°C | 59°F 15°C |
| November | 57°F 14°C | 46°F 8°C |
| December | 46°F 8°C | 34°F 1°C |