Delaware, United States Weather

  1. Delaware, United States Weather
  2. Current conditions
  3. Weather forecast
  4. Averages and extremes
  5. Yesterday's Data
  6. Temperature and possibility of rain in Delaware over the next 12 hours
  7. Temperature and possibility of rain in Delaware in the coming days
  8. Rainfall in Delaware in the coming days
  9. Delaware Weather Summary
  10. Weather averages by month
  11. Delaware's weather
  12. Frequently asked questions
  13. Comments
Delaware, Weather
(Photo by Nathan Anderson on Unsplash)

Current conditions

Updated:
19°C
66.2°F
°C °F

Condition: Clear Sky

Pressure: 1,009 hPa

Feel like: 17 °C

Temperature: 19°C

Cloud: 2%

Humidity: 57%

Wind: WSW - 11 km/h

Visibility: 32.0 km

Weather forecast

Sun
21 Jun
16°C / 28°C
Overcast
Mon
22 Jun
20°C / 34°C
Violent Rain Showers
Tue
23 Jun
20°C / 26°C
Moderate Drizzle
Wed
24 Jun
15°C / 28°C
Clear Sky
Thu
25 Jun
17°C / 28°C
Drizzle
Hourly forecast today:
07:00 AM
10° / 19°
10° / 19°
Clear Sky
57% 23 km/h
08:00 AM
10° / 18°
10° / 18°
Clear Sky
61% 22 km/h
09:00 AM
11° / 17°
11° / 17°
Clear Sky
67% 20 km/h
10:00 AM
11° / 16°
11° / 16°
Partly Cloudy
69% 19 km/h
11:00 AM
11° / 19°
11° / 19°
Clear Sky
61% 18 km/h
12:00 PM
10° / 22°
10° / 22°
Clear Sky
46% 27 km/h
13:00 PM
10° / 24°
10° / 24°
Clear Sky
42% 33 km/h
14:00 PM
8° / 26°
8° / 26°
Clear Sky
34% 36 km/h
15:00 PM
9° / 27°
9° / 27°
Clear Sky
32% 37 km/h
16:00 PM
8° / 28°
8° / 28°
Clear Sky
30% 37 km/h
17:00 PM
9° / 28°
9° / 28°
Clear Sky
30% 41 km/h

30 Day Averages and Extremes

  • Average high 29.7°C
  • Average low 18.57°C
  • Hottest day 37°C (01 July 2026)
  • Coldest day 8°C (09 June 2026)
  • Average humidity 64.57%
  • Days with precipitation 22 days
  • Highest precipitation 40 mm (22 June 2026)

Yesterday's Data

  • Max: 29°C
  • Min: 22°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Delaware over the next 12 hours

Temperature and possibility of rain in Delaware in the coming days

Rainfall in Delaware in the coming days

Delaware Climate Summary

Delaware features a Humid subtropical, no dry season (Köppen classification: Cfa), with an average annual temperature of 14.55ºC (58.19ºF), which is about 1.91% higher than the national average for United States. Annually, the city experiences approximately 58.05 millimeters (2.29 inches) of rainfall, spread across 108.28 rainy days, accounting for 29.67% of the year.

Longitude 38.9108325
Latitude -75.5276699
Yearly high temperature 16.95ºC (62.51ºF)
Yearly low temperature 10.3ºC (50.54ºF)
Hottest month July 28.62ºC (83.52ºF)
Coldest month February -0.26ºC (31.53ºF)
Yearly precip 58.05mm (2.29in)
Days with rainfall 108.28 days (29.67%)
Driest month January (74.45%)
Wettest month August (78.58%)

Weather averages by month

Month High / Low (°C) Rain
January 4.57° / -1.45° 6.82 days
February 6.35° / -0.26° 7.45 days
March 9.86° / 3.21° 8.82 days
April 15.88° / 8.53° 8.0 days
May 20.98° / 13.91° 11.73 days
June 25.83° / 18.58° 11.0 days
July 28.62° / 21.69° 14.09 days
August 27.48° / 20.6° 12.82 days
September 24.52° / 17.88° 8.55 days
October 18.92° / 12.6° 6.91 days
November 12.37° / 5.95° 4.82 days
December 8.03° / 2.4° 7.27 days

Delaware's weather

Frequently asked questions

1. What is the hottest month in Delaware?

July has the highest average monthly temperature (daily mean of 28.62ºC) and February are the coolest (daily mean of -0.26ºC).

2. What should I wear in Delaware today?

For today's very hot weather in Delaware, with the high temperatures above 30ºC (86.0ºF), consider wearing:
- Light, natural fabrics (like cotton or linen)
- UV-blocking sunglasses
- Sleeveless tops or vests
- Ultra-thin, breathable socks

Temperature

Early
8°C / 22°C
Morning
11°C / 17°C
Afternoon
9°C / 27°C
Evening
7°C / 29°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 441
  • CO 126
  • NH3 0
  • NO2 8
  • O3 63
  • PM10 7
  • PM25 7
  • SO2 1
  • CH4 1,415

Sunrise / Sunset

09:36
00:30