May weather forecast
Franklin, MA

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Weather in May

May, the last month of the spring in Franklin, is a refreshing month, with an average temperature varying between 67.5°F (19.7°C) and 49.5°F (9.7°C).

Temperature

As April gives way to May, the average high-temperature displays an increase, moving from 56.1°F (13.4°C) to a still refreshing 67.5°F (19.7°C). Throughout May, the average low-temperature in Franklin, Massachusetts, dips to a frosty 49.5°F (9.7°C).

Humidity

In May, the average relative humidity is 75%.

Rainfall

In Franklin, in May, it is raining for 12.3 days, with typically 1.02" (26mm) of accumulated precipitation. In Franklin, during the entire year, the rain falls for 116.7 days and collects up to 10.91" (277mm) of precipitation.

Snowfall

Months with snowfall in Franklin are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Franklin aggregates 0.12" (3mm) of snow. In Franklin, during the entire year, snow falls for 23.4 days and aggregates up to 6.02" (153mm) of snow.

Daylight

In May, the average length of the day is 14h and 35min.
On the first day of the month, sunrise is at 5:40 am and sunset at 7:45 pm. On the last day of May, in Franklin, sunrise is at 5:12 am and sunset at 8:14 pm EDT.

Sunshine

In May, the average sunshine in Franklin is 8.3h.

UV index

In Franklin, the average daily maximum UV index in May 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 regular UV index of 5 translates into these guidelines:
Prioritize safety - Recommendations to avert sunburn are shared. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What are the temperatures in Franklin in May?

During May, Franklin experiences an average high-temperature of 67.5°F (19.7°C) and a low-temperature of 49.5°F (9.7°C).

What is the average humidity in May in Franklin?

The average relative humidity in May in Franklin is 75%.

How much does it rain in Franklin in May?

In Franklin, Massachusetts, in May, during 12.3 rainfall days, 1.02" (26mm) of precipitation is typically accumulated.

What is the last month it snows in Franklin?

May is the last month it regularly snows in Franklin. During 0.1 snowfall days, in May, Franklin aggregates 0.12" (3mm) of snow.

What is the average length of the day in May in Franklin?

In May, the average day length is 14h and 35min.

When are sunrise and sunset in May in Franklin?

In May, on the first day of the month, sunrise is at 5:40 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 5:12 am and sunset at 8:14 pm EDT.

How long on average sun shines in May in Franklin?

In May, the average sunshine duration in Franklin, Massachusetts, is 8.3h.

What is the UV index intensity in May in Franklin?

In May, the average daily maximum UV index in Franklin, Massachusetts, is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Franklin, MA

Average temperature in May - Franklin, MA
  • Average high temperature in May: 67.5°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in May: 49.5°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in May
Franklin, MA

Average pressure in May - Franklin, 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).

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Average wind speed in May
Franklin, MA

Average wind speed in May - Franklin, MA
  • Average wind speed in May: 7.3mph

The windiest months (with the highest average wind speed) are January, February and March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

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Average humidity in May
Franklin, MA

Average humidity in May - Franklin, MA
  • Average humidity in May: 75%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in May
Franklin, MA

Average rainfall in May - Franklin, MA
  • Average rainfall in May: 1.02"

The wettest month (with the highest rainfall) is July (1.18").
The driest month (with the least rainfall) is September (0.55").

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Average rainfall days in May
Franklin, MA

Average rainfall days in May - Franklin, MA
  • Average rainfall days in May: 12.3 days

The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is January (6.2 days).

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Average snowfall in May
Franklin, MA

Average snowfall in May - Franklin, MA
  • Average snowfall in May: 0.12"

The month with the highest snowfall is March (1.61").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Franklin, MA

Average snowfall days in May - Franklin, MA
  • Average snowfall days in May: 0.1 days

The months with the highest number of snowfall days are January and February (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Franklin, MA

Average daylight in May / Average sunshine in May - Franklin, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in May
Franklin, MA

Average sunshine days in May - Franklin, MA
  • Average sunshine days in May: 15.8 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (14.6 days).

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Average UV index in May
Franklin, MA

Average UV index in May - Franklin, 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).

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Average cloud cover in May
Franklin, MA

Average cloud cover in May - Franklin, MA
  • Average cloud cover in May: 47

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in May
Franklin, MA

Average visibility in May - Franklin, MA
  • Average visibility in May: 6mi

The months with the highest visibility are January, February, March, April, May, October, November and December (6mi).
The months with the lowest visibility are June, July, August and September (5mi).

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Franklin, Massachusetts, USA

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