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 stands out as Port Jefferson's warmest month, with an average high-temperature of 80.2°F (26.8°C) and a low-temperature of 63.7°F (17.6°C).Humidity
In Port Jefferson, the average relative humidity in July is 82%.Rainfall
In July, the rain falls for 12.9 days. Throughout July, 0.91" (23mm) of precipitation is accumulated. In Port Jefferson, during the entire year, the rain falls for 111.7 days and collects up to 8.58" (218mm) of precipitation.Snowfall
In Port Jefferson, snow does not fall in June through September.Daylight
In July, the average length of the day in Port Jefferson is 14h and 43min.On the first day of July, sunrise is at 6:10 am and sunset at 9:10 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 8:51 pm EDT.
Sunshine
The month with the most sunshine in Port Jefferson, Ohio, is July, with an average of 10.1h of sunshine.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 exposure to the Sun's UV radiation for average individuals.Note: During July, 6 as the daily maximum UV index converts into the following advice:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Frequently asked questions
What is the hottest time of year in Port Jefferson?
What are July temperatures in Port Jefferson?
What is the average humidity in July in Port Jefferson?
How much does it rain in Port Jefferson in July?
When it does not snow in Port Jefferson?
How many hours of daylight does Port Jefferson have in July?
What time are sunrise and sunset in July in Port Jefferson?
What month has the most sunshine in Port Jefferson?
How long on average sun shines in July in Port Jefferson?
What is the month with the highest UV index in Port Jefferson?
What is the UV index intensity in July in Port Jefferson?
Average temperature in July
Port Jefferson, OH
- Average high temperature in July: 80.2°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in July: 63.7°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).
Average pressure in July
Port Jefferson, OH
- Average pressure in July: 29.97"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in July
Port Jefferson, OH
- Average wind speed in July: 6mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in July
Port Jefferson, OH
- Average humidity in July: 82%
The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (75%).
Average rainfall in July
Port Jefferson, OH
- Average rainfall in July: 0.91"
The wettest months (with the highest rainfall) are May and June (1.06").
The driest month (with the least rainfall) is November (0.47").
Average rainfall days in July
Port Jefferson, OH
- Average rainfall days in July: 12.9 days
The month with the highest number of rainy days is May (13.2 days).
The month with the least rainy days is February (5 days).
Average snowfall in July
Port Jefferson, OH
- Average snowfall in July: 0"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in July
Port Jefferson, OH
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in July /
Average sunshine in July
Port Jefferson, OH
- Average daylight in July: 14h 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 24min).
- Average sunshine in July: 10h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in July
Port Jefferson, OH
- Average sunshine days in July: 13.6 days
The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (13.6 days).
Average UV index in July
Port Jefferson, OH
- 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, October, November and December (UV index 2).
Average cloud cover in July
Port Jefferson, OH
- Average cloud cover in July: 33
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in July
Port Jefferson, OH
- Average visibility in July: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are August and September (5mi).
Port Jefferson, Ohio, USA
Weather forecast for your location
2. Allow the app to use your location
