July weather forecast
Larchmont, NY

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Weather in July

July, like June, in Larchmont, New York, is a moderately hot summer month, with an average temperature ranging between min 69.4°F (20.8°C) and max 82.9°F (28.3°C).

Temperature

Larchmont's warmest weather arrives in July, when temperatures average a high of 82.9°F (28.3°C) and a low of 69.4°F (20.8°C).

Heat index

The heat index value during July is evaluated at a tropical 87.8°F (31°C). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.

Humidity

In Larchmont, the average relative humidity in July is 71%.

Rainfall

The month with the most rainfall in Larchmont is July, when the rain falls for 17.3 days and typically aggregates up to 3.23" (82mm) of precipitation.

Snowfall

May through October are months without snowfall.

Ocean temperature

In Larchmont, the average seawater temperature in July is 72.1°F (22.3°C).
Note: When considering a person's aversion to cold, factors like sunshine, wind, and atmospheric temperature are key. Swimming in 72.1°F (22.3°C) might be delightful. (Remember: The Olympics' swimming events have water temperatures between 77°F (25°C) and 82.4°F (28°C).)

Daylight

In Larchmont, the average length of the day in July is 14h and 46min.
On the first day of the month, sunrise is at 5:27 am and sunset at 8:30 pm. On the last day of July, sunrise is at 5:50 am and sunset at 8:11 pm EDT.

Sunshine

With an average of 10.7h of sunshine, July has the most sunshine of the year.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: A daily high UV index of 6 in July leads to these guidelines:
Ward off overexposure. Defence against solar harm is crucial. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Watch out! Reflections from sand and water can surge UV radiation exposure.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest?

July brings the highest temperatures in Larchmont, with an average high of 82.9°F (28.3°C) and an average low of 69.4°F (20.8°C).

How hot is it in July?

In Larchmont, 82.9°F (28.3°C) is the average high-temperature and 69.4°F (20.8°C) is the average low-temperature during July. In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, is evaluated at 87.8°F (31°C).

What is the average humidity in July?

The average relative humidity in July is 71%.

What is the wettest month?

July is the month with the most rainfall. Rain falls for 17.3 days and accumulates 3.23" (82mm) of precipitation.

How much does it rain in July?

In Larchmont, in July, during 17.3 rainfall days, 3.23" (82mm) of precipitation is typically accumulated.

When it does not snow in Larchmont?

In Larchmont, snow does not fall in May through October.

How warm is the water in July in Larchmont?

In Larchmont, the average seawater temperature in July is 72.1°F (22.3°C). For individuals prone to feeling cold, swimming in 73.4°F (23°C) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 72.1°F (22.3°C).

What is the average length of the day in July?

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

What time are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:27 am and sunset at 8:30 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:11 pm EDT.

What month has the most sunshine?

July has the most sunshine of the year, with an average of 10.7h of sunshine.

How long on average sun shines in July?

The average sunshine duration in July is 10.7h.

What are the months with the highest UV index in Larchmont?

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

What is the UV index intensity in July?

In July, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health threat from unsafe 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
Larchmont, NY

Average temperature in July - Larchmont, NY
  • Average high temperature in July: 82.9°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (36.3°F).

  • Average low temperature in July: 69.4°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

Average pressure in July
Larchmont, NY

Average pressure in July - Larchmont, 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
Larchmont, NY

Average wind speed in July - Larchmont, NY
  • Average wind speed in July: 6.5mph

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

Average humidity in July
Larchmont, NY

Average humidity in July - Larchmont, NY
  • Average humidity in July: 71%

The months with the highest relative humidity are February and December (75%).
The month with the lowest relative humidity is August (70%).

Average rainfall in July
Larchmont, NY

Average rainfall in July - Larchmont, NY
  • Average rainfall in July: 3.23"

The wettest month (with the highest rainfall) is July (3.23").
The driest months (with the least rainfall) are January and February (1.69").

Average rainfall days in July
Larchmont, NY

Average rainfall days in July - Larchmont, NY
  • Average rainfall days in July: 17.3 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in July
Larchmont, NY

Average snowfall in July - Larchmont, NY
  • Average snowfall in July: 0"

The month with the highest snowfall is March (2.8").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in July
Larchmont, NY

Average snowfall days in July - Larchmont, NY
  • Average snowfall days in July: 0 days

The months with the highest number of snowfall days are January and February (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in July
Larchmont, NY

Average sea temperature in July - Larchmont, NY
  • Average sea temperature in July: 72.1°F

The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).

Average daylight in July /
Average sunshine in July
Larchmont, NY

Average daylight in July / Average sunshine in July - Larchmont, 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
Larchmont, NY

Average sunshine days in July - Larchmont, NY
  • Average sunshine days in July: 12 days

The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is July (12 days).

Average UV index in July
Larchmont, NY

Average UV index in July - Larchmont, 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
Larchmont, NY

Average cloud cover in July - Larchmont, NY
  • Average cloud cover in July: 30

The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in July
Larchmont, NY

Average visibility in July - Larchmont, 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).

Larchmont, New York, USA

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