Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
July, noted for its average high-temperature of 79°F (26.1°C) and an average low-temperature of 71.8°F (22.1°C), is considered the warmest month.Humidity
In East Islip, New York, the average relative humidity in July is 75%.Rainfall
July is the month with the most rainfall. Rain falls for 17.9 days and accumulates 3.86" (98mm) of precipitation.Snowfall
In East Islip, snow does not fall in April through September.Daylight
In July, the average length of the day is 14h and 45min.On the first day of July, sunrise is at 5:25 am and sunset at 8:27 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 8:09 pm EDT.
Sunshine
July has the most sunshine of the year, with an average of 10.8h 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 reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily high UV index of 6 in July translates into this advice:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the hottest?
What is the usual temperature for East Islip in July?
What is the average humidity in July?
What is the wettest month?
How many days does it rain in July in East Islip?
When it does not snow in East Islip?
What is the average length of the day in July?
When is the sunrise / sunset in July?
What month has the most sunshine?
How long on average sun shines in July?
What is the month with the highest UV index?
How high is the UV index in July in East Islip?
Average temperature in July
East Islip, NY
- Average high temperature in July: 79°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in July: 71.8°F
The month with the highest average low temperature is August (72°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in July
East Islip, NY
- Average pressure in July: 29.96"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in July
East Islip, NY
- Average wind speed in July: 8.6mph
The windiest month (with the highest average wind speed) is January (13.4mph).
The calmest month (with the lowest average wind speed) is July (8.6mph).
Average humidity in July
East Islip, NY
- Average humidity in July: 75%
The months with the highest relative humidity are May and June (77%).
The month with the lowest relative humidity is November (71%).
Average rainfall in July
East Islip, NY
- Average rainfall in July: 3.86"
The wettest month (with the highest rainfall) is July (3.86").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in July
East Islip, 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 (7.6 days).
Average snowfall in July
East Islip, NY
- Average snowfall in July: 0"
The month with the highest snowfall is March (1.97").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in July
East Islip, NY
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
East Islip, NY
- Average daylight in July: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in July: 10h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in July
East Islip, NY
- Average sunshine days in July: 11.2 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11.2 days).
Average UV index in July
East Islip, 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 and December (UV index 2).
Average cloud cover in July
East Islip, NY
- Average cloud cover in July: 28
The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in July
East Islip, 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).
East Islip, New York, USA
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