Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
With the onset of May, the average high-temperature slightly shifts from April's comfortable 62.4°F (16.9°C) to a pleasant 72.1°F (22.3°C). An average low-temperature of 55.2°F (12.9°C) is recorded during the nights in May.Humidity
May, June and September, with an average relative humidity of 78%, are the most humid months.Rainfall
In Middletown, Delaware, in May, during 15.3 rainfall days, 1.93" (49mm) of precipitation is typically accumulated. In Middletown, during the entire year, the rain falls for 134.6 days and collects up to 21.14" (537mm) of precipitation.Snowfall
In Middletown, snow does not fall in May through October.Daylight
In May, the average length of the day is 14h and 22min.On the first day of the month, sunrise is at 6:02 am and sunset at 7:56 pm. On the last day of May, sunrise is at 5:37 am and sunset at 8:23 pm EDT.
Sunshine
In Middletown, the average sunshine in May is 8.6h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.Note: The UV index of 6 in May translates into these instructions:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the most humid month?
What is the average humidity in May?
How many days does it rain in May in Middletown?
When it does not snow?
Does it snow in May?
How many hours of daylight does Middletown have in May?
When are sunrise and sunset in May in Middletown?
How many hours of sunshine does Middletown have in May?
What is the month with the highest UV index?
What is the UV index intensity in May?
Average temperature in May
Middletown, DE
- Average high temperature in May: 72.1°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in May: 55.2°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in May
Middletown, DE
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Middletown, DE
- Average wind speed in May: 7.1mph
The windiest months (with the highest average wind speed) are February and March (9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in May
Middletown, DE
- Average humidity in May: 78%
The months with the highest relative humidity are May, June and September (78%).
The month with the lowest relative humidity is April (72%).
Average rainfall in May
Middletown, DE
- Average rainfall in May: 1.93"
The wettest month (with the highest rainfall) is August (2.72").
The driest month (with the least rainfall) is January (1.26").
Average rainfall days in May
Middletown, DE
- Average rainfall days in May: 15.3 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in May
Middletown, DE
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Middletown, DE
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Middletown, DE
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in May
Middletown, DE
- Average sunshine days in May: 13.4 days
The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in May
Middletown, DE
- Average UV index in May: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Middletown, DE
- Average cloud cover in May: 45
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in May
Middletown, DE
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Middletown, Delaware, USA
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