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
As Hillandale, Maryland, transitions into May, the average high-temperature shows a change, moving from a comfortable 64°F (17.8°C) in April to a warm 73.8°F (23.2°C). Hillandale experiences an average temperature drop to a moderate 56.3°F (13.5°C) during May nights.Humidity
May, October and December, with an average relative humidity of 76%, are the most humid months in Hillandale.Rainfall
In Hillandale, Maryland, in May, during 17.3 rainfall days, 3.03" (77mm) of precipitation is typically accumulated. Throughout the year, in Hillandale, there are 155.7 rainfall days, and 31.42" (798mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall in Hillandale.Daylight
In Hillandale, the average length of the day in May is 14h and 20min.On the first day of May in Hillandale, Maryland, sunrise is at 6:08 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:27 pm EDT.
Sunshine
In Hillandale, Maryland, the average sunshine in May is 8.8h.UV index
The months with the highest UV index in Hillandale are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 6 during May leads to these advisories:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Frequently asked questions
What is the average May temperature in Hillandale?
What are the most humid months in Hillandale?
What is the average humidity in May in Hillandale?
How many days does it rain in May in Hillandale?
When it does not snow in Hillandale?
Does it snow in Hillandale in May?
How many hours of daylight does Hillandale have in May?
When is the sunrise / sunset in May in Hillandale?
How long on average sun shines in May in Hillandale?
What is the month with the highest UV index in Hillandale?
What is the UV index reading in May in Hillandale?
Average temperature in May
Hillandale, MD
- Average high temperature in May: 73.8°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in May: 56.3°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in May
Hillandale, 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
Hillandale, MD
- Average wind speed in May: 6.7mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in May
Hillandale, MD
- Average humidity in May: 76%
The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall in May
Hillandale, MD
- Average rainfall in May: 3.03"
The wettest month (with the highest rainfall) is August (4.02").
The driest months (with the least rainfall) are January and February (2.01").
Average rainfall days in May
Hillandale, MD
- Average rainfall days in May: 17.3 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is November (9 days).
Average snowfall in May
Hillandale, MD
- Average snowfall in May: 0"
The month with the highest snowfall is March (2.95").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Hillandale, MD
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (5.4 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
Hillandale, MD
- 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 30min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in May
Hillandale, MD
- Average sunshine days in May: 11.7 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in May
Hillandale, 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
Hillandale, MD
- Average cloud cover in May: 44
The months with the most cloud cover are March and December (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in May
Hillandale, 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).
Hillandale, Maryland, USA
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