Delaware weather in May 2025
Delaware weather in May 2025
Day
22 °C
Night
11 °C
Sea
13 °C
Precipitation
93 mm
in month
Rainy days
10 days
in month
Daylight
14 hours
average
Sunshine
8 hours
average
Humidity
69 %
Day
22 °C
Night
11 °C
Sea
13 °C
Precipitation
93 mm
in month
Rainy days
10 days
in month
Daylight
14 hours
average
Sunshine
8 hours
average
Humidity
69 %
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Weather overview and FAQs
Weather overview
In Delaware in May, the average air temperature ranges from 22 °C (71 °F) during the day to 11 °C (51 °F) at night. There are 10 days of rain on average, where the rainfall is 93 mm (3.68 in).
Are there good conditions to visit in May in Delaware?
There are good conditions for visiting in Delaware in May. Especially for non-beach activities, such as hiking or sightseeing. The daily temperatures in this month reach pleasant 22 °C (71 °F). The temperature of 11 °C (51 °F) at night may make it better to dine inside or to put on more clothes for a dinner outside.
What is the temperature in Delaware during the day in May?
In Delaware in May, the average daily temperatures will be 22 °C (71 °F). A comfortable temperature for most people, where it is neither too cold nor too hot, and a large number of activities can be carried out comfortably, including sunbathing by the water. Lighter clothing will be suitable - shorts, skirts, t-shirts, jackets; a light sweater and long trousers may also be useful.
How heavy is the precipitation in May in Delaware?
There is precipitation of 93 mm (3.68 in) in Delaware in May, which means 3 mm (0.12 in) rainfall per day on average.
Is May part of the dry season in Delaware?
No, May is not a dry month in Delaware, expect rain approximately 10 days in a month.
How many days of precipitation on average can I expect in May in Delaware?
There are 10 days, which are rainy in May in Delaware, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.4 days of the week, or in general - 35 % days.
What is the air temperature in Delaware in May at night?
The average night temperature in Delaware in May is 11 °C (51 °F). Nights can be cooler, morning running can be refreshing but choose appropriate clothing, evening outdoor sitting can be pleasant but you can also be cold.
How many sunny hours can I expect in Delaware in May?
In Delaware in May, you can expect around 8 hours of sunshine.
Is May part of the wet season in Delaware?
No, there is no wet season in May in Delaware - you can expect 10 days of rain during the month.
How does the sea temperature evolve during the month in May in Delaware?
The sea temperature during May in Delaware has an increasing tendency from 11 °C (51 °F) at the beginning of the month to 16 °C (60 °F) at the end of the month.
How long is the day (from dawn till dusk) in Delaware in May?
The length of daylight in Delaware in May is 14 hours.
What is the humidity in Delaware in May?
Humidity in Delaware in May is 69 %.
How windy is Delaware in May?
In May in Delaware, there will be an average wind scale of 4.
Is the temperature rising or falling in the course of time in May in Delaware?
Over the course of May in Delaware, the temperatures are rising from 19 °C (67 °F) at the beginning of the month to 24 °C (76 °F) at the end of the month.