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 transition into May, Haverhill experiences an increase in average high-temperatures, moving up from a cool 54.5°F (12.5°C) in April to a comfortable 65.5°F (18.6°C). Throughout the nights in May, Haverhill experiences an average low-temperature of 48.7°F (9.3°C).Humidity
The average relative humidity in May in Haverhill is 74%.Rainfall
In Haverhill, during May, the rain falls for 7.8 days and regularly aggregates up to 0.39" (10mm) of precipitation. In Haverhill, during the entire year, the rain falls for 78.3 days and collects up to 5.43" (138mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Haverhill aggregates 0.04" (1mm) of snow. Throughout the year, there are 17.2 snowfall days, and 2.6" (66mm) of snow is accumulated.Daylight
In Haverhill, Massachusetts, the average length of the day in May is 14h and 39min.On the first day of the month, sunrise is at 5:37 am and sunset at 7:45 pm. On the last day of May, sunrise is at 5:08 am and sunset at 8:15 pm EDT.
Sunshine
In Haverhill, Massachusetts, the average sunshine in May is 8.5h.UV index
In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In May, the maximum UV index of 5 suggests this advice:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
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 Haverhill have in May?
When is the sunrise / sunset in May?
How many hours of sunshine does Haverhill have in May?
What is the UV index reading in May?
Average temperature in May
Haverhill, MA
- Average high temperature in May: 65.5°F
The warmest month (with the highest average high temperature) is July (80.8°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°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in May
Haverhill, MA
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in May
Haverhill, MA
- Average wind speed in May: 6.9mph
The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in May
Haverhill, MA
- Average humidity in May: 74%
The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).
Average rainfall in May
Haverhill, MA
- Average rainfall in May: 0.39"
The wettest month (with the highest rainfall) is November (0.67").
The driest month (with the least rainfall) is September (0.2").
Average rainfall days in May
Haverhill, MA
- Average rainfall days in May: 7.8 days
The month with the highest number of rainy days is July (8.8 days).
The month with the least rainy days is January (3.6 days).
Average snowfall in May
Haverhill, MA
- Average snowfall in May: 0.04"
The month with the highest snowfall is December (0.71").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in May
Haverhill, MA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Haverhill, 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
Haverhill, MA
- Average sunshine days in May: 20.3 days
The month with the most sunshine days is January (24.5 days).
The month with the least sunshine days is April (18.4 days).
Average UV index in May
Haverhill, 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
Haverhill, MA
- Average cloud cover in May: 46
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in May
Haverhill, MA
- 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).
Haverhill, Massachusetts, USA
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