Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
August reports an average high-temperature of a still moderately hot 78.4°F (25.8°C), slightly varied from July's 79°F (26.1°C). The nights of August in East Islip cool down to an average low of 72°F (22.2°C), subtly lower than daytime highs.Humidity
In August, the average relative humidity in East Islip is 73%.Rainfall
In August, in East Islip, the rain falls for 16.3 days. Throughout August, 3.35" (85mm) of precipitation is accumulated. Throughout the year, in East Islip, there are 153.2 rainfall days, and 34.45" (875mm) of precipitation is accumulated.Snowfall
In East Islip, New York, snow does not fall in April through September.Daylight
In East Islip, the average length of the day in August is 13h and 45min.On the first day of August in East Islip, sunrise is at 5:50 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:26 pm EDT.
Sunshine
In August, the average sunshine in East Islip is 10.7h.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 health risk from unsafe exposure to UV radiation for average individuals.Note: A daily maximum UV index of 6 in August translates into the following instructions:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Frequently asked questions
What are the temperatures in East Islip in August?
What is the average humidity in August in East Islip?
How much does it rain in East Islip in August?
When it does not snow in East Islip?
How many hours of daylight does East Islip have in August?
When is the sunrise / sunset in August in East Islip?
How long on average sun shines in August in East Islip?
What are the months with the highest UV index in East Islip?
What is the UV index reading in August in East Islip?
Average temperature in August
East Islip, NY
- Average high temperature in August: 78.4°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 August: 72°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 August
East Islip, NY
- Average pressure in August: 29.98"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 August
East Islip, NY
- Average wind speed in August: 8.8mph
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 August
East Islip, NY
- Average humidity in August: 73%
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 August
East Islip, NY
- Average rainfall in August: 3.35"
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 August
East Islip, NY
- Average rainfall days in August: 16.3 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 August
East Islip, NY
- Average snowfall in August: 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 August
East Islip, NY
- Average snowfall days in August: 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 August /
Average sunshine in August
East Islip, NY
- Average daylight in August: 13h and 4min
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 August: 10h and 4min
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 August
East Islip, NY
- Average sunshine days in August: 12.5 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 August
East Islip, NY
- Average UV index in August: 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 August
East Islip, NY
- Average cloud cover in August: 27
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 August
East Islip, NY
- Average visibility in August: 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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