May weather forecast
Old Brookville, NY

Share

Weather in May

May, the last month of the spring in Old Brookville, is an enjoyable month, with an average temperature ranging between max 65.3°F (18.5°C) and min 54.1°F (12.3°C).

Temperature

The start of May is characterized by an increase in the average high-temperature, transitioning from a cool 55°F (12.8°C) in April to an enjoyable 65.3°F (18.5°C). Old Brookville records an average low of 54.1°F (12.3°C) throughout the nights in May.

Humidity

February, May and December, with an average relative humidity of 75%, are the most humid months.

Rainfall

In Old Brookville, in May, it is raining for 17.2 days, with typically 3.11" (79mm) of accumulated precipitation. Throughout the year, there are 165.9 rainfall days, and 37.56" (954mm) of precipitation is accumulated.

Snowfall

In Old Brookville, snow does not fall in May through October.

Daylight

The average length of the day in May is 14h and 29min.
On the first day of May, sunrise is at 5:51 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 8:19 pm EDT.

Sunshine

The average sunshine in May is 8.8h.

UV index

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A typical high UV index of 5 in May suggests the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May?

In Old Brookville, in May, the average high-temperature is 65.3°F (18.5°C), and the average low-temperature is 54.1°F (12.3°C).

What are the most humid months?

The months with the highest humidity are February, May and December, with an average relative humidity of 75%.

What is the average humidity in May?

The average relative humidity in May is 75%.

How much does it rain in May?

In Old Brookville, during May, the rain falls for 17.2 days and regularly aggregates up to 3.11" (79mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

Does it snow in May?

In May, in Old Brookville, New York, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Old Brookville have in May?

In Old Brookville, New York, the average day length in May is 14h and 29min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:51 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 8:19 pm EDT.

How many hours of sunshine does Old Brookville have in May?

In May, the average sunshine duration is 8.8h.

How high is the UV index in May?

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
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
Old Brookville, NY

Average temperature in May - Old Brookville, NY
  • Average high temperature in May: 65.3°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 (36.5°F).

  • Average low temperature in May: 54.1°F

The months with the highest average low temperature are July and August (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).

Average pressure in May
Old Brookville, NY

Average pressure in May - Old Brookville, 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).

Average wind speed in May
Old Brookville, NY

Average wind speed in May - Old Brookville, NY
  • Average wind speed in May: 8.3mph

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).

Average humidity in May
Old Brookville, NY

Average humidity in May - Old Brookville, NY
  • Average humidity in May: 75%

The months with the highest relative humidity are February, May and December (75%).
The months with the lowest relative humidity are August and November (71%).

Average rainfall in May
Old Brookville, NY

Average rainfall in May - Old Brookville, NY
  • Average rainfall in May: 3.11"

The wettest month (with the highest rainfall) is December (4.06").
The driest month (with the least rainfall) is September (2.4").

Average rainfall days in May
Old Brookville, NY

Average rainfall days in May - Old Brookville, NY
  • Average rainfall days in May: 17.2 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (9.3 days).

Average snowfall in May
Old Brookville, NY

Average snowfall in May - Old Brookville, NY
  • Average snowfall in May: 0"

The month with the highest snowfall is March (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Old Brookville, NY

Average snowfall days in May - Old Brookville, NY
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Old Brookville, NY

Average daylight in May / Average sunshine in May - Old Brookville, 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in May
Old Brookville, NY

Average sunshine days in May - Old Brookville, NY
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is July (10.6 days).

Average UV index in May
Old Brookville, NY

Average UV index in May - Old Brookville, NY
  • 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).

Average cloud cover in May
Old Brookville, NY

Average cloud cover in May - Old Brookville, NY
  • Average cloud cover in May: 43

The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 29).

Average visibility in May
Old Brookville, NY

Average visibility in May - Old Brookville, NY
  • 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).

Old Brookville, New York, USA

Weather forecast for your location

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