May weather forecastCastle Oaks, MD
May
Weather in May
May, the last month of the spring in Castle Oaks, is an agreeable month, with temperature in the range of an average low of 53.1°F (11.7°C) and an average high of 71.2°F (21.8°C).Temperature
The shift into May is accompanied by a temperature increase, with the average high-temperature rising from a refreshing 61.5°F (16.4°C) in April to an agreeable 71.2°F (21.8°C). In Castle Oaks, in May, the average low-temperature is a cool 53.1°F (11.7°C).Humidity
With an average relative humidity of 81%, May is the most humid month in Castle Oaks.Rainfall
In Castle Oaks, in May, during 17.5 rainfall days, 3.35" (85mm) of precipitation is typically accumulated. Throughout the year, there are 158.9 rainfall days, and 32.68" (830mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
In Castle Oaks, Maryland, the average length of the day in May is 14h and 22min.On the first day of May, sunrise is at 6:07 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 8:28 pm EDT.
Sunshine
In Castle Oaks, Maryland, the average sunshine in May is 8.1h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In May, a daily UV index of 6 turns into the following recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Castle Oaks, MD
- Average high temperature in May: 71.2°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in May: 53.1°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in May
Castle Oaks, MD
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Castle Oaks, MD
- Average wind speed in May: 6.8mph
The windiest months (with the highest average wind speed) are February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in May
Castle Oaks, MD
- Average humidity in May: 81%
The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are January, April, July and November (76%).
Average rainfall in May
Castle Oaks, MD
- Average rainfall in May: 3.35"
The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is February (2.13").
Average rainfall days in May
Castle Oaks, MD
- Average rainfall days in May: 17.5 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in May
Castle Oaks, MD
- Average snowfall in May: 0"
The month with the highest snowfall is March (4.06").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Castle Oaks, MD
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Castle Oaks, MD
- Average daylight in May: 14h and 24min
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 6min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days in May
Castle Oaks, MD
- Average sunshine days in May: 11.7 days
The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is July (11.6 days).
Average UV index in May
Castle Oaks, 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, February, November and December (UV index 2).
Average cloud cover in May
Castle Oaks, MD
- Average cloud cover in May: 48
The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in May
Castle Oaks, MD
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).





