July weather forecast
Larchmont, NY

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Weather in July

July, the same as June, is a moderately hot summer month in Larchmont, New York, with an average temperature fluctuating between 82.9°F (28.3°C) and 69.4°F (20.8°C).

Temperature

The month of July sees the highest average temperatures, reaching 82.9°F (28.3°C) at the peak and 69.4°F (20.8°C) at the low.

Heat index

In July, the heat index is calculated to be a tropical 87.8°F (31°C). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.
Given the heat index, its values are aligned with shaded sites and gentle winds. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', offers an insight into how hot it feels when we factor in moisture content. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

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

Rainfall

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

Snowfall

May through October are months without snowfall in Larchmont.

Ocean temperature

In Larchmont, in July, the average water temperature is 72.1°F (22.3°C).
Note: Every individual's cold threshold differs, but factors like today's sunshine, wind, and temperature can tip the scales for a delightful swim in 72.1°F (22.3°C) waters. For reference, Olympians swim in waters of 77°F (25°C) to 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 July, 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.

Sunshine

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

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In July, the UV index of 6 transforms into the following advice:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Beware! Reflecting off water and sand, UV rays are much stronger.
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Frequently asked questions

What month is the hottest in Larchmont?

Larchmont's temperature records reveal July as the warmest month, marked by average highs of 82.9°F (28.3°C) and lows of 69.4°F (20.8°C).

How hot is it in Larchmont in July?

An average high-temperature, in July, in Larchmont, is 82.9°F (28.3°C) and the average low-temperature is 69.4°F (20.8°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in July is calculated to be 87.8°F (31°C).

What is the average humidity in July in Larchmont?

The average relative humidity in July in Larchmont, New York, is 71%.

What is the wettest month in Larchmont?

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

How many days does it rain in July in Larchmont?

In Larchmont, New York, in July, it is raining for 17.3 days, with typically 3.23" (82mm) of accumulated precipitation.

When it does not snow in Larchmont?

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

What is the water temperature in July in Larchmont?

In July, the average ocean temperature in Larchmont is 72.1°F (22.3°C). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 72.1°F (22.3°C) water may be enjoyable.

What is the average length of the day in July in Larchmont?

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

When is the sunrise / sunset in July in Larchmont?

On the first day of July, 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 in Larchmont?

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

How many hours of sunshine does Larchmont have in July?

In Larchmont, 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 in Larchmont, New York, are June through August, with an average maximum UV index of 6.

What is the UV index intensity in July in Larchmont?

The average daily maximum UV index in July in Larchmont is 6. A UV Index of 6 to 7 symbolizes a high health risk 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 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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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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).

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Larchmont, New York, USA

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