May weather forecast
Thornton Grove, NY

Weather in May

The last month of the spring, May, is a comfortable month in Thornton Grove, New York, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 66.4°F (19.1°C).

Temperature

In Thornton Grove, New York, the average high-temperature increases, from a cool 52.5°F (11.4°C) in April, to an enjoyable 66.4°F (19.1°C). In May, in Thornton Grove, the average low-temperature is 46.9°F (8.3°C).

Humidity

Months with the lowest humidity are April and May, with an average relative humidity of 79%.

Rainfall

May is the month with the most rainfall in Thornton Grove, New York. Rain falls for 14.7 days and accumulates 1.5" (38mm) of precipitation.

Snowfall

Months with snowfall in Thornton Grove are January through May, October through December. May is the last month it regularly snows. During 0.4 snowfall days, Thornton Grove aggregates 0.04" (1mm) of snow. In Thornton Grove, during the entire year, snow falls for 76.2 days, and aggregates up to 16.93" (430mm) of snow.

Daylight

In Thornton Grove, the average length of the day is 14.7h.

Sunshine

The average sunshine in May is 8.6h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 5 transform into the following instructions:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What are the least humid months in Thornton Grove?

April and May, with an average relative humidity of 79%, are the least humid months in Thornton Grove.

What is the average humidity in May in Thornton Grove?

In Thornton Grove, New York, the average relative humidity in May is 79%.

What is the wettest month in Thornton Grove?

The month with the most rainfall in Thornton Grove is May when the rain falls for 14.7 days and typically aggregates up to 1.5" (38mm) of precipitation.

How much does it rain in Thornton Grove in May?

In Thornton Grove, New York, during May, the rain falls for 14.7 days and regularly aggregates up to 1.5" (38mm) of precipitation.

What is the last month it snows in Thornton Grove?

May is the last month it regularly snows in Thornton Grove, New York. During 0.4 snowfall days, in May, Thornton Grove aggregates 0.04" (1mm) of snow.

What is the average length of the day in May in Thornton Grove?

In May, the average length of the day in Thornton Grove, New York, is 14.7h.

How many hours of sunshine does Thornton Grove have in May?

The average sunshine in May is 8.6h.

What are the months with the highest UV index in Thornton Grove?

Months with the highest UV index in Thornton Grove, New York, are May through August, with an average maximum UV index of 5.

What is the UV index reading in May in Thornton Grove?

In Thornton Grove, New York, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to the Sun's UV rays.

Average temperature in May
Thornton Grove, NY

Average temperature in May - Thornton Grove, NY
  • Average high temperature in May: 66.4°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (27.9°F).

  • Average low temperature in May: 46.9°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).

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Average pressure in May
Thornton Grove, NY

Average pressure in May - Thornton Grove, NY
  • Average pressure in May: 29.99"

The month with the highest atmospheric pressure is November (30.09").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in May
Thornton Grove, NY

Average wind speed in May - Thornton Grove, NY
  • Average wind speed in May: 7.7mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6mph).

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Average humidity in May
Thornton Grove, NY

Average humidity in May - Thornton Grove, NY
  • Average humidity in May: 79%

The month with the highest relative humidity is February (88%).
Months with the lowest relative humidity are April and May (79%).

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Average rainfall in May
Thornton Grove, NY

Average rainfall in May - Thornton Grove, NY
  • Average rainfall in May: 1.5"

The wettest month (with the highest rainfall) is May (1.5").
The driest month (with the least rainfall) is September (0.67").

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Average rainfall days in May
Thornton Grove, NY

Average rainfall days in May - Thornton Grove, NY
  • Average rainfall days in May: 14.7 days

The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is February (6.7 days).

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Average snowfall in May
Thornton Grove, NY

Average snowfall in May - Thornton Grove, NY
  • Average snowfall in May: 0.04"

The month with the highest snowfall is February (3.74").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Thornton Grove, NY

Average snowfall days in May - Thornton Grove, NY
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is January (18.1 days).
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
Thornton Grove, NY

Average daylight in May / Average sunshine in May - Thornton Grove, NY
  • Average daylight in May: 14.7h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in May: 8.6h

The month with the most sunshine is July (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 2.5h).

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Average sunshine days in May
Thornton Grove, NY

Average sunshine days in May - Thornton Grove, NY
  • Average sunshine days in May: 13.4 days

The month with the most sunshine days is September (17.1 days).
The month with the least sunshine days is February (7.9 days).

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Average UV index in May
Thornton Grove, NY

Average UV index in May - Thornton Grove, NY
  • Average UV index in May: 5

Months with the highest UV index are May, June, July and August (UV index 5).
Months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in May
Thornton Grove, NY

Average cloud cover in May - Thornton Grove, NY
  • Average cloud cover in May: 44

The month with the most cloud cover is February (Cloud cover 74).
Months with the least cloud cover are July and August (Cloud cover 33).

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Average visibility in May
Thornton Grove, NY

Average visibility in May - Thornton Grove, NY
  • Average visibility in May: 6mi

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

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