July weather forecast
Upper Brookville, NY

Share

Weather in July

July, the same as June, is a moderately hot summer month in Upper Brookville, New York, with temperature in the range of an average low of 70.3°F (21.3°C) and an average high of 81.5°F (27.5°C).

Temperature

Upper Brookville's July weather, marked by an average high temperature of 81.5°F (27.5°C) and an average low temperature of 70.3°F (21.3°C), is the warmest in the year.

Heat index

July's mean heat index is calculated to be a hot 86°F (30°C). Exhaustion becomes probable with enduring exposure and activity, potentially causing heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

In July, the average relative humidity is 73%.

Rainfall

In Upper Brookville, during July, the rain falls for 17.9 days and regularly aggregates up to 4.02" (102mm) of precipitation. In Upper Brookville, New York, during the entire year, the rain falls for 165.9 days and collects up to 37.56" (954mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Upper Brookville, the average length of the day in July is 14h and 46min.
On the first day of the month, sunrise is at 5:26 am and sunset at 8:29 pm. On the last day of July, sunrise is at 5:50 am and sunset at 8:10 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 10.7h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 6 during July translates into the following recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest?

July, noted for its average high-temperature of 81.5°F (27.5°C) and an average low-temperature of 70.3°F (21.3°C), is considered the warmest month.

What are the temperatures in July?

The average high-temperature, in July, in Upper Brookville, is 81.5°F (27.5°C), while the average low-temperature is 70.3°F (21.3°C). In July, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in July?

In July, the average relative humidity is 73%.

How much does it rain in July?

In Upper Brookville, in July, during 17.9 rainfall days, 4.02" (102mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does Upper Brookville have in July?

In July, the average day length is 14h and 46min.

When are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:26 am and sunset at 8:29 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:10 pm EDT.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 10.7h of sunshine.

How many hours of sunshine does Upper Brookville have in July?

In Upper Brookville, New York, the average sunshine duration in July is 10.7h.

What is the month with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

How high is the UV index in July in Upper Brookville?

In Upper Brookville, the average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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 July
Upper Brookville, NY

Average temperature in July - Upper Brookville, NY
  • Average high temperature in July: 81.5°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 July: 70.3°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 July
Upper Brookville, NY

Average pressure in July - Upper Brookville, NY
  • Average pressure in July: 29.96"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 July
Upper Brookville, NY

Average wind speed in July - Upper Brookville, NY
  • Average wind speed in July: 7.3mph

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 July
Upper Brookville, NY

Average humidity in July - Upper Brookville, NY
  • Average humidity in July: 73%

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 July
Upper Brookville, NY

Average rainfall in July - Upper Brookville, NY
  • Average rainfall in July: 4.02"

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 July
Upper Brookville, NY

Average rainfall days in July - Upper Brookville, NY
  • Average rainfall days in July: 17.9 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 July
Upper Brookville, NY

Average snowfall in July - Upper Brookville, NY
  • Average snowfall in July: 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 July
Upper Brookville, NY

Average snowfall days in July - Upper Brookville, NY
  • Average snowfall days in July: 0 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 July /
Average sunshine in July
Upper Brookville, NY

Average daylight in July / Average sunshine in July - Upper Brookville, NY
  • Average daylight in July: 14h and 5min

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 July: 10h and 4min

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 July
Upper Brookville, NY

Average sunshine days in July - Upper Brookville, NY
  • Average sunshine days in July: 10.6 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 July
Upper Brookville, NY

Average UV index in July - Upper Brookville, NY
  • Average UV index in July: 6

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 July
Upper Brookville, NY

Average cloud cover in July - Upper Brookville, NY
  • Average cloud cover in July: 29

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 July
Upper Brookville, NY

Average visibility in July - Upper Brookville, NY
  • Average visibility in July: 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).

Upper Brookville, New York, USA

Weather forecast for your location

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