July weather forecastShelter Island, NY
July
Weather in July
July is a moderately hot summer month in Shelter Island, New York, with temperature in the range of an average low of 70.3°F (21.3°C) and an average high of 75.7°F (24.3°C).Temperature
As June transitions into July, a subtle temperature shift is observed, with average highs adjusting from a comfortable 67.6°F (19.8°C) to a moderately hot 75.7°F (24.3°C). Shelter Island's nighttime temperatures in July display a slight drop from daytime highs, averaging to an agreeable 70.3°F (21.3°C).Humidity
The average relative humidity in July is 80%.Rainfall
In Shelter Island, during July, the rain falls for 14.8 days and regularly aggregates up to 2.99" (76mm) of precipitation. In Shelter Island, New York, during the entire year, the rain falls for 154.1 days and collects up to 34.92" (887mm) of precipitation.Snowfall
In Shelter Island, snow does not fall in April through October.Daylight
The average length of the day in July in Shelter Island, New York, is 14h and 47min.On the first day of July, sunrise is at 5:21 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:06 pm EDT.
Sunshine
July and August, with an average of 10.6h of sunshine, are months with the most sunshine.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index in Shelter Island, New York. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum UV index of 6 in July translates into the following recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Shelter Island, NY
- Average high temperature in July: 75.7°F
The warmest month (with the highest average high temperature) is August (75.9°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in July: 70.3°F
The month with the highest average low temperature is August (71.2°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).
Average pressure in July
Shelter Island, NY
- Average pressure in July: 29.96"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in July
Shelter Island, NY
- Average wind speed in July: 10.4mph
The windiest month (with the highest average wind speed) is January (16mph).
The calmest month (with the lowest average wind speed) is July (10.4mph).
Average humidity in July
Shelter Island, NY
- Average humidity in July: 80%
The months with the highest relative humidity are May and June (81%).
The month with the lowest relative humidity is November (72%).
Average rainfall in July
Shelter Island, NY
- Average rainfall in July: 2.99"
The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in July
Shelter Island, NY
- Average rainfall days in July: 14.8 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in July
Shelter Island, NY
- Average snowfall in July: 0"
The month with the highest snowfall is March (2.36").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in July
Shelter Island, NY
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in July /
Average sunshine in July
Shelter Island, NY
- Average daylight in July: 14h and 48min
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 36min
The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in July
Shelter Island, NY
- Average sunshine days in July: 14.4 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is February (12.8 days).
Average UV index in July
Shelter Island, 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
Shelter Island, NY
- Average cloud cover in July: 29
The month with the most cloud cover is December (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in July
Shelter Island, 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).





