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
The transition to May introduces an increase in the average high-temperature, shifting from an enjoyable 62.8°F (17.1°C) in April to a pleasant 71.8°F (22.1°C). May's average low-temperature reading settles at a mild 56.8°F (13.8°C).Humidity
The months with the highest humidity in Delmar are May, August and September, with an average relative humidity of 80%.Rainfall
In Delmar, in May, it is raining for 10.5 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, there are 113.9 rainfall days, and 11.77" (299mm) of precipitation is accumulated.Snowfall
In Delmar, snow does not fall in May through October.Daylight
The average length of the day in May is 14h and 17min.On the first day of May, sunrise is at 6:04 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:20 pm EDT.
Sunshine
In Delmar, the average sunshine in May is 9.1h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index, 6 in May, converts into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the most humid month?
What is the average humidity in May in Delmar?
How much does it rain in May?
When it does not snow?
Does it snow in May?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
When is the highest UV index?
How high is the UV index in May?
Average temperature in May
Delmar, MD
- Average high temperature in May: 71.8°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (42.1°F).
- Average low temperature in May: 56.8°F
The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure in May
Delmar, MD
- Average pressure in May: 30.02"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Delmar, MD
- Average wind speed in May: 8.1mph
The windiest month (with the highest average wind speed) is February (9.7mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in May
Delmar, MD
- Average humidity in May: 80%
The months with the highest relative humidity are May, August and September (80%).
The months with the lowest relative humidity are January, February, March and April (75%).
Average rainfall in May
Delmar, MD
- Average rainfall in May: 0.79"
The wettest month (with the highest rainfall) is July (1.46").
The driest month (with the least rainfall) is September (0.71").
Average rainfall days in May
Delmar, MD
- Average rainfall days in May: 10.5 days
The month with the highest number of rainy days is July (13.2 days).
The month with the least rainy days is November (6.5 days).
Average snowfall in May
Delmar, MD
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.75").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Delmar, MD
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (3.2 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
Delmar, MD
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in May
Delmar, MD
- Average sunshine days in May: 17.5 days
The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (14.7 days).
Average UV index in May
Delmar, MD
- 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 and December (UV index 2).
Average cloud cover in May
Delmar, MD
- Average cloud cover in May: 41
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in May
Delmar, MD
- 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).
Delmar, Maryland, USA
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