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 sea temperature 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
The commencement of May sees a shift in the average high-temperature, moving from a cool 54.1°F (12.3°C) in April to a refreshing 64°F (17.8°C). During the month of May, Fall River's nighttime temperature lowers to an average of 50.7°F (10.4°C).Humidity
In May, the average relative humidity is 78%.Rainfall
In Fall River, Massachusetts, during May, the rain falls for 13.7 days and regularly aggregates up to 1.34" (34mm) of precipitation. Throughout the year, there are 135.4 rainfall days, and 18.31" (465mm) of precipitation is accumulated.Snowfall
Months with snowfall in Fall River are January through May, November and December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Fall River aggregates 0.08" (2mm) of snow. In Fall River, Massachusetts, during the entire year, snow falls for 21.2 days and aggregates up to 7.17" (182mm) of snow.Ocean temperature
In Fall River, the average seawater temperature in May is 50.9°F (10.5°C).Note: Immersing oneself in 50.9°F (10.5°C) at sub14°F (-10°C) temperatures is a recipe for harsh cold shock and quickened breathing unless adequately equipped.
Daylight
In May, the average length of the day in Fall River is 14h and 34min.On the first day of May in Fall River, Massachusetts, sunrise is at 5:40 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 5:12 am and sunset at 8:12 pm EDT.
Sunshine
In May, the average sunshine is 8.6h.UV index
In Fall River, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 5 in May translates into these instructions:
Adopt protective measures - It is advised to guard against sun damage. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Frequently asked questions
What is the average May temperature in Fall River?
What is the average humidity in May in Fall River?
How much does it rain in Fall River in May?
What is the last month it snows in Fall River?
What is the ocean temperature in May in Fall River?
How many hours of daylight does Fall River have in May?
When is the sunrise / sunset in May in Fall River?
How many hours of sunshine does Fall River have in May?
What is the UV index reading in May in Fall River?
Average temperature in May
Fall River, MA
- Average high temperature in May: 64°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in May: 50.7°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in May
Fall River, MA
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Fall River, MA
- Average wind speed in May: 8.8mph
The windiest months (with the highest average wind speed) are January, February and March (10.9mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).
Average humidity in May
Fall River, MA
- Average humidity in May: 78%
The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is April (73%).
Average rainfall in May
Fall River, MA
- Average rainfall in May: 1.34"
The wettest month (with the highest rainfall) is October (1.97").
The driest month (with the least rainfall) is September (1.06").
Average rainfall days in May
Fall River, MA
- Average rainfall days in May: 13.7 days
The month with the highest number of rainy days is July (15 days).
The month with the least rainy days is February (6.9 days).
Average snowfall in May
Fall River, MA
- Average snowfall in May: 0.08"
The month with the highest snowfall is March (2.13").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in May
Fall River, MA
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in May
Fall River, MA
- Average sea temperature in May: 50.9°F
The best month for swimming (with the highest average sea temperature) is August (69.3°F).
The coldest month (with the lowest average sea temperature) is February (38.1°F).
Average daylight in May /
Average sunshine in May
Fall River, MA
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in May
Fall River, MA
- Average sunshine days in May: 15.1 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is April (13.6 days).
Average UV index in May
Fall River, 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 and December (UV index 2).
Average cloud cover in May
Fall River, MA
- Average cloud cover in May: 44
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in May
Fall River, 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).
Fall River, Massachusetts, USA
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