Delaware weather live forecast

Today's maximum temperature in Delaware is expected to be 30°C. Select a day from the live weather forecast for Delaware (Dover), USA for more weather parameters.

Sunday
17th May
30

17

13

8
Monday
18th May
33

20

14

9
Tuesday
19th May
34

22

11

9
Wednesday
20th May
35

22

11

9
Thursday
21st May
21

13

1

4

5-day weather forecast updated at 04:00 on Monday 18th May 2026 GMT

More about Delaware

Delaware by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Delaware

GO Airport Shuttle discount code: 5% off airport transfers

Discount Code

Save EXTRA 5% on airport transfers worldwide
Book private taxis & shuttle buses with discount code
Enter in coupon box on 'Reservations' page

Show discount code

******WEB

Redeem GO Airport Shuttle discount code >>

Expires at 23:59 on Thursday 31st Dec 2026

The 5-day weather forecast for Delaware (Dover) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Top Delaware destinations

Below are temperatures expected today at popular countries, regions and places in Delaware. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

All Delaware destinations

Delaware weather forecast by day

Below are the detailed weather forecasts for Delaware for the next 5 days. The forecasts shown are for Dover and may not represent the whole of Delaware. Browse more destinations in Delaware to view more weather forecasts.

Delaware weather for Sunday 17th May 2026

Expect scattered clouds in Delaware with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.

30
°C maximum temperature
17
°C minimum temperature
scattered clouds
13
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
16
kph wind from W

Delaware weather for Monday 18th May 2026

Expect clear skies in Delaware with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south.

33
°C maximum temperature
20
°C minimum temperature
clear skies
14
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
17
kph wind from S

Delaware weather for Tuesday 19th May 2026

Expect scattered clouds in Delaware with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south-west.

34
°C maximum temperature
22
°C minimum temperature
scattered clouds
11
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
22
kph wind from SW

Delaware weather for Wednesday 20th May 2026

Expect isolated thunderstorms in Delaware with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 11 hours of bright sunshine. There are 5-10 mm of rainfall expected with 74% chance of some rain and a moderate breeze of 21 kph from the south-west.

35
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
11
hours of sunshine
9
UV index (Very High)
74
% chance of some rain
<10
mm of rainfall expected
H
high heat & humidity
21
kph wind from SW

Delaware weather for Thursday 21st May 2026

Expect mostly cloudy with light rain in Delaware with a maximum temperature of 21°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 51% chance of some rain and a moderate breeze of 21 kph from the north.