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 May arrives, Forest Hill's weather shows an increase in high-temperatures, moving from April's comfortable 61.9°F (16.6°C) to a pleasant 71.4°F (21.9°C). In May, Forest Hill experiences an average nighttime temperature of 54.5°F (12.5°C).Humidity
The most humid month in Forest Hill is May, with an average relative humidity of 80%.Rainfall
In Forest Hill, Maryland, in May, it is raining for 17.1 days, with typically 2.99" (76mm) of accumulated precipitation. In Forest Hill, during the entire year, the rain falls for 155.7 days and collects up to 32.64" (829mm) of precipitation.Snowfall
January through May, November and December are months with snowfall in Forest Hill. May is the last month it regularly snows. During 0.2 snowfall days, in May, Forest Hill aggregates 0.2" (5mm) of snow. Throughout the year, in Forest Hill, there are 19.9 snowfall days, and 9.72" (247mm) of snow is accumulated.Daylight
In May, the average length of the day in Forest Hill is 14h and 22min.On the first day of the month, sunrise is at 6:05 am and sunset at 7:59 pm. On the last day of May, sunrise is at 5:40 am and sunset at 8:26 pm EDT.
Sunshine
The average sunshine in May in Forest Hill is 8.4h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index in Forest Hill. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.Note: In May, the maximum UV index of 6 translates into these guidelines:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the average May temperature in Forest Hill?
What is the most humid month in Forest Hill?
What is the average humidity in May in Forest Hill?
How much does it rain in Forest Hill in May?
What is the last month it snows in Forest Hill?
How many hours of daylight does Forest Hill have in May?
When is the sunrise / sunset in May in Forest Hill?
How many hours of sunshine does Forest Hill have in May?
What are the months with the highest UV index in Forest Hill?
What is the UV index intensity in May in Forest Hill?
Average temperature in May
Forest Hill, MD
- Average high temperature in May: 71.4°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (37.6°F).
- Average low temperature in May: 54.5°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).
Average pressure in May
Forest Hill, MD
- 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
Forest Hill, MD
- Average wind speed in May: 7mph
The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in May
Forest Hill, MD
- Average humidity in May: 80%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is April (74%).
Average rainfall in May
Forest Hill, MD
- Average rainfall in May: 2.99"
The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is February (2.09").
Average rainfall days in May
Forest Hill, MD
- Average rainfall days in May: 17.1 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in May
Forest Hill, MD
- Average snowfall in May: 0.2"
The month with the highest snowfall is March (2.87").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in May
Forest Hill, MD
- Average snowfall days in May: 0.2 days
The months with the highest number of snowfall days are January and February (5.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Forest Hill, 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 24min).
- Average sunshine in May: 8h and 2min
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 48min).
Average sunshine days in May
Forest Hill, MD
- Average sunshine days in May: 11.7 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in May
Forest Hill, 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
Forest Hill, MD
- Average cloud cover in May: 47
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in May
Forest Hill, MD
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Forest Hill, Maryland, USA
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