May weather forecast
Putnam Valley, NY

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Weather in May

May, the last month of the spring in Putnam Valley, is a pleasant month, with an average temperature fluctuating between 49.6°F (9.8°C) and 69.4°F (20.8°C).

Temperature

May comes with an increase, with the average high-temperature moving from a mild 57.9°F (14.4°C) in April to an agreeable 69.4°F (20.8°C). Throughout May, Putnam Valley witnesses a consistent average low-temperature of 49.6°F (9.8°C).

Humidity

The average relative humidity in May is 76%.

Rainfall

In May, in Putnam Valley, New York, the rain falls for 15.8 days. Throughout May, 2.76" (70mm) of precipitation is accumulated. In Putnam Valley, during the entire year, the rain falls for 148.4 days and collects up to 30.55" (776mm) of precipitation.

Snowfall

Months with snowfall in Putnam Valley are January through May, October through December. May is the last month it regularly snows in Putnam Valley. During 0.1 snowfall days, in May, Putnam Valley aggregates 0.2" (5mm) of snow. In Putnam Valley, during the entire year, snow falls for 24.4 days and aggregates up to 12.87" (327mm) of snow.

Daylight

In May, the average length of the day is 14h and 31min.
On the first day of the month, sunrise is at 5:51 am and sunset at 7:53 pm. On the last day of May, sunrise is at 5:24 am and sunset at 8:22 pm EDT.

Sunshine

The average sunshine in May is 8.5h.

UV index

In Putnam Valley, New York, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: In May, a regular UV index of 5 translates into these guidelines:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. To protect against the Sun's most potent rays, avoid direct exposure around midday. To cut down UV radiation exposure by about half, sport a wide-brim hat. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

What are May temperatures in Putnam Valley?

The high-temperature, in May, in Putnam Valley, is 69.4°F (20.8°C), while the low-temperature averages to 49.6°F (9.8°C).

What is the average humidity in May in Putnam Valley?

In Putnam Valley, New York, the average relative humidity in May is 76%.

How many days does it rain in May in Putnam Valley?

In Putnam Valley, New York, during May, the rain falls for 15.8 days and regularly aggregates up to 2.76" (70mm) of precipitation.

What is the last month it snows in Putnam Valley?

May is the last month it regularly snows in Putnam Valley, New York. During 0.1 snowfall days, in May, Putnam Valley aggregates 0.2" (5mm) of snow.

How many hours of daylight does Putnam Valley have in May?

In Putnam Valley, the average day length in May is 14h and 31min.

When is the sunrise / sunset in May in Putnam Valley?

On the first day of May in Putnam Valley, sunrise is at 5:51 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 5:24 am and sunset at 8:22 pm EDT.

How many hours of sunshine does Putnam Valley have in May?

In Putnam Valley, the average sunshine duration in May is 8.5h.

How high is the UV index in May in Putnam Valley?

In May, the average daily maximum UV index in Putnam Valley, New York, is 5. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to 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
Putnam Valley, NY

Average temperature in May - Putnam Valley, NY
  • Average high temperature in May: 69.4°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in May: 49.6°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

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Average pressure in May
Putnam Valley, NY

Average pressure in May - Putnam Valley, NY
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in May
Putnam Valley, NY

Average wind speed in May - Putnam Valley, NY
  • Average wind speed in May: 5.7mph

The windiest months (with the highest average wind speed) are January and March (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in May
Putnam Valley, NY

Average humidity in May - Putnam Valley, NY
  • Average humidity in May: 76%

The months with the highest relative humidity are February, October and December (79%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in May
Putnam Valley, NY

Average rainfall in May - Putnam Valley, NY
  • Average rainfall in May: 2.76"

The wettest month (with the highest rainfall) is July (3.31").
The driest month (with the least rainfall) is February (1.81").

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Average rainfall days in May
Putnam Valley, NY

Average rainfall days in May - Putnam Valley, NY
  • Average rainfall days in May: 15.8 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (6.5 days).

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Average snowfall in May
Putnam Valley, NY

Average snowfall in May - Putnam Valley, NY
  • Average snowfall in May: 0.2"

The month with the highest snowfall is March (3.39").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Putnam Valley, NY

Average snowfall days in May - Putnam Valley, NY
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (6.5 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
Putnam Valley, NY

Average daylight in May / Average sunshine in May - Putnam Valley, NY
  • Average daylight in May: 14h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 8h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in May
Putnam Valley, NY

Average sunshine days in May - Putnam Valley, NY
  • Average sunshine days in May: 13.4 days

The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is July (11.4 days).

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Average UV index in May
Putnam Valley, NY

Average UV index in May - Putnam Valley, NY
  • Average UV index in May: 5

The months with the highest UV index are June 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
Putnam Valley, NY

Average cloud cover in May - Putnam Valley, NY
  • Average cloud cover in May: 47

The months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in May
Putnam Valley, NY

Average visibility in May - Putnam Valley, NY
  • Average visibility in May: 5mi

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

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Putnam Valley, New York, USA

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