May weather forecast
Ashby, MA

Share

Weather in May

May, the last month of the spring in Ashby, is an enjoyable month, with an average temperature varying between 47.1°F (8.4°C) and 66.9°F (19.4°C).

Temperature

Ashby, Massachusetts, sees a rise in temperature during May, with average high-temperatures transitioning from a cool 55°F (12.8°C) in April to a comfortable 66.9°F (19.4°C). In May, the nighttime temperature in Ashby lowers to an average of 47.1°F (8.4°C).

Humidity

The average relative humidity in May in Ashby is 74%.

Rainfall

In Ashby, in May, it is raining for 16.6 days, with typically 2.44" (62mm) of accumulated precipitation. In Ashby, during the entire year, the rain falls for 159 days and collects up to 30.94" (786mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.1 snowfall days, in May, Ashby aggregates 0.16" (4mm) of snow. In Ashby, during the entire year, snow falls for 38.7 days and aggregates up to 23.7" (602mm) of snow.

Daylight

In Ashby, the average length of the day in May is 14h and 38min.
On the first day of the month, sunrise is at 5:40 am and sunset at 7:48 pm. On the last day of May, in Ashby, Massachusetts, sunrise is at 5:11 am and sunset at 8:18 pm EDT.

Sunshine

In Ashby, Massachusetts, the average sunshine in May is 8.2h.

UV index

In Ashby, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In May, the average maximum UV index of 5 translates into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Always opt for UVA and UVB-resistant sunglasses on radiant days. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
[Resources]

Frequently asked questions

What is the average May temperature in Ashby?

In Ashby, 66.9°F (19.4°C) is the average high-temperature and 47.1°F (8.4°C) is the average low-temperature during May.

What is the average humidity in May in Ashby?

In May, the average relative humidity in Ashby, Massachusetts, is 74%.

How many days does it rain in May in Ashby?

In Ashby, Massachusetts, in May, during 16.6 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

What is the last month it snows in Ashby?

May is the last month it regularly snows in Ashby. During 0.1 snowfall days, in May, Ashby aggregates 0.16" (4mm) of snow.

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

The average day length in May in Ashby, Massachusetts, is 14h and 38min.

What time are sunrise and sunset in May in Ashby?

On the first day of May in Ashby, sunrise is at 5:40 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:11 am and sunset at 8:18 pm EDT.

How long on average sun shines in May in Ashby?

In May, the average sunshine duration in Ashby, Massachusetts, is 8.2h.

What is the UV index intensity in May in Ashby?

In May, the average daily maximum UV index in Ashby, Massachusetts, is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Ashby, MA

Average temperature in May - Ashby, MA
  • Average high temperature in May: 66.9°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in May: 47.1°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (18°F).

[Resources]

Average pressure in May
Ashby, MA

Average pressure in May - Ashby, 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).

[Resources]

Average wind speed in May
Ashby, MA

Average wind speed in May - Ashby, MA
  • Average wind speed in May: 6.6mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

[Resources]

Average humidity in May
Ashby, MA

Average humidity in May - Ashby, MA
  • Average humidity in May: 74%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (72%).

[Resources]

Average rainfall in May
Ashby, MA

Average rainfall in May - Ashby, MA
  • Average rainfall in May: 2.44"

The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is September (1.81").

[Resources]

Average rainfall days in May
Ashby, MA

Average rainfall days in May - Ashby, MA
  • Average rainfall days in May: 16.6 days

The month with the highest number of rainy days is June (16.9 days).
The month with the least rainy days is January (7.3 days).

[Resources]

Average snowfall in May
Ashby, MA

Average snowfall in May - Ashby, MA
  • Average snowfall in May: 0.16"

The month with the highest snowfall is February (6.34").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in May
Ashby, MA

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

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

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

Average daylight in May / Average sunshine in May - Ashby, 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 1min

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 30min).

[Resources]

Average sunshine days in May
Ashby, MA

Average sunshine days in May - Ashby, MA
  • Average sunshine days in May: 11.9 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is June (11.4 days).

[Resources]

Average UV index in May
Ashby, MA

Average UV index in May - Ashby, MA
  • Average UV index in May: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

[Resources]

Average cloud cover in May
Ashby, MA

Average cloud cover in May - Ashby, MA
  • Average cloud cover in May: 48

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

[Resources]

Average visibility in May
Ashby, MA

Average visibility in May - Ashby, MA
  • Average visibility in May: 5mi

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

[Resources]

Ashby, Massachusetts, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location