May weather forecast
Boylston, AL

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Weather in May

May, the last month of the spring in Boylston, is another warm month, with an average temperature varying between 83.7°F (28.7°C) and 62.4°F (16.9°C).

Temperature

The arrival of May brings a soft temperature shift, with the average high-temperature nudging from a warm 76.6°F (24.8°C) in April to a still moderately hot 83.7°F (28.7°C). Boylston observes an average nighttime low-temperature of 62.4°F (16.9°C) during the month of May.

Heat index

For most parts of May, the heat index is calculated to be a hot 89.6°F (32°C). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

In May, the average relative humidity is 71%.

Rainfall

In May, the rain falls for 12.3 days. Throughout May, 1.93" (49mm) of precipitation is accumulated. In Boylston, Alabama, during the entire year, the rain falls for 148.9 days and collects up to 21.97" (558mm) of precipitation.

Snowfall

April through November are months without snowfall in Boylston.

Daylight

The average length of the day in May in Boylston, Alabama, is 13h and 50min.
On the first day of the month, sunrise is at 5:57 am and sunset at 7:26 pm. On the last day of May, in Boylston, sunrise is at 5:38 am and sunset at 7:47 pm CDT.

Sunshine

In Boylston, the average sunshine in May is 10.5h.

UV index

The months with the highest UV index are May through July, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high daily UV index of 7 during May translates into the following directions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

Is it hot in Boylston during May?

In May, in Boylston, the average high-temperature is 83.7°F (28.7°C), and the average low-temperature is 62.4°F (16.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in May is calculated to be 89.6°F (32°C).

What is the average humidity in May in Boylston?

In May, the average relative humidity in Boylston, Alabama, is 71%.

How much does it rain in Boylston in May?

In Boylston, in May, it is raining for 12.3 days, with typically 1.93" (49mm) of accumulated precipitation.

When it does not snow in Boylston?

April through November are months without snowfall in Boylston, Alabama.

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

In May, the average day length is 13h and 50min.

When is the sunrise / sunset in May in Boylston?

On the first day of May, sunrise is at 5:57 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 7:47 pm CDT.

How many hours of sunshine does Boylston have in May?

In May, the average sunshine duration is 10.5h.

What is the month with the highest UV index in Boylston?

The months with the highest UV index in Boylston, Alabama, are May through July, with an average maximum UV index of 7.

What is the UV index intensity in May in Boylston?

In Boylston, Alabama, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Boylston, AL

Average temperature in May - Boylston, AL
  • Average high temperature in May: 83.7°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (54.7°F).

  • Average low temperature in May: 62.4°F

The months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

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Average pressure in May
Boylston, AL

Average pressure in May - Boylston, AL
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in May
Boylston, AL

Average wind speed in May - Boylston, AL
  • Average wind speed in May: 5.8mph

The windiest months (with the highest average wind speed) are January, February and December (7.6mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).

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Average humidity in May
Boylston, AL

Average humidity in May - Boylston, AL
  • Average humidity in May: 71%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in May
Boylston, AL

Average rainfall in May - Boylston, AL
  • Average rainfall in May: 1.93"

The wettest months (with the highest rainfall) are August and December (2.36").
The driest month (with the least rainfall) is September (1.22").

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Average rainfall days in May
Boylston, AL

Average rainfall days in May - Boylston, AL
  • Average rainfall days in May: 12.3 days

The month with the highest number of rainy days is August (19.4 days).
The month with the least rainy days is November (6.7 days).

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Average snowfall in May
Boylston, AL

Average snowfall in May - Boylston, AL
  • Average snowfall in May: 0"

The months with the highest snowfall are January and March (0.2").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in May
Boylston, AL

Average snowfall days in May - Boylston, AL
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in May /
Average sunshine in May
Boylston, AL

Average daylight in May / Average sunshine in May - Boylston, AL
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in May: 10h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).

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Average sunshine days in May
Boylston, AL

Average sunshine days in May - Boylston, AL
  • Average sunshine days in May: 16.5 days

The month with the most sunshine days is October (21.9 days).
The month with the least sunshine days is July (9 days).

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Average UV index in May
Boylston, AL

Average UV index in May - Boylston, AL
  • Average UV index in May: 7

The months with the highest UV index are May, June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in May
Boylston, AL

Average cloud cover in May - Boylston, AL
  • Average cloud cover in May: 31

The month with the most cloud cover is December (Cloud cover 46).
The month with the least cloud cover is October (Cloud cover 29).

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Average visibility in May
Boylston, AL

Average visibility in May - Boylston, AL
  • 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).

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Boylston, Alabama, USA

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