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 arrival of May, the average high-temperature transitions from a moderate 55.4°F (13°C) in April to an enjoyable 67.1°F (19.5°C). In the month of May, the average low-temperature usually rests at a frosty 48.7°F (9.3°C).Humidity
In May, the average relative humidity is 73%.Rainfall
In Lowell, in May, during 15.6 rainfall days, 2.01" (51mm) of precipitation is typically accumulated. In Lowell, during the entire year, the rain falls for 145.9 days and collects up to 27.48" (698mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Lowell. May is the last month it regularly snows. During 0.1 snowfall days, in May, Lowell aggregates 0.16" (4mm) of snow. In Lowell, during the entire year, snow falls for 32.6 days and aggregates up to 21.61" (549mm) of snow.Daylight
In May, the average length of the day is 14h and 38min.On the first day of May, sunrise is at 5:38 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 5:10 am and sunset at 8:16 pm EDT.
Sunshine
The average sunshine in May in Lowell is 8.5h.UV index
In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In May, a daily maximum UV index of 5 leads to the following instructions:
Ensure safety - Imperative it is to shield skin and eyes from damage. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
How many days does it rain in May?
What is the last month it snows?
How many hours of daylight does Lowell have in May?
When are sunrise and sunset in May?
How many hours of sunshine does Lowell have in May?
What is the UV index intensity in May?
Average temperature in May
Lowell, MA
- Average high temperature in May: 67.1°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in May: 48.7°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in May
Lowell, MA
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Lowell, MA
- Average wind speed in May: 6.6mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in May
Lowell, MA
- Average humidity in May: 73%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (70%).
Average rainfall in May
Lowell, MA
- Average rainfall in May: 2.01"
The wettest month (with the highest rainfall) is December (2.87").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in May
Lowell, MA
- Average rainfall days in May: 15.6 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (6.9 days).
Average snowfall in May
Lowell, MA
- Average snowfall in May: 0.16"
The month with the highest snowfall is February (5.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Lowell, MA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Lowell, MA
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 8h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in May
Lowell, MA
- Average sunshine days in May: 13.6 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (13.6 days).
Average UV index in May
Lowell, MA
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in May
Lowell, MA
- Average cloud cover in May: 46
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in May
Lowell, MA
- Average visibility in May: 6mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is February (5mi).
Lowell, Massachusetts, USA
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