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
Port Jefferson observes an average high-temperature of a still moderately hot 79.2°F (26.2°C) in August, barely different from 80.2°F (26.8°C) in July. August nights are marked by an average temperature drop to a comfortable 61.3°F (16.3°C).Humidity
In Port Jefferson, the average relative humidity in August is 82%.Rainfall
In August, in Port Jefferson, the rain falls for 10.8 days. Throughout August, 0.83" (21mm) 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 August, the average length of the day is 13h and 43min.On the first day of August in Port Jefferson, Ohio, sunrise is at 6:34 am and sunset at 8:50 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 8:09 pm EDT.
Sunshine
The average sunshine in August is 9.9h.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index in Port Jefferson. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: During August, 6 as the daily maximum UV index converts into the following advice:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
What is the average August temperature in Port Jefferson?
What is the average humidity in August in Port Jefferson?
How much does it rain in Port Jefferson in August?
When it does not snow in Port Jefferson?
What is the average length of the day in August in Port Jefferson?
When are sunrise and sunset in August in Port Jefferson?
How long on average sun shines in August in Port Jefferson?
What are the months with the highest UV index in Port Jefferson?
How high is the UV index in August in Port Jefferson?
Average temperature in August
Port Jefferson, OH
- Average high temperature in August: 79.2°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 August: 61.3°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 August
Port Jefferson, OH
- Average pressure in August: 29.98"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 August
Port Jefferson, OH
- Average wind speed in August: 5.8mph
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 August
Port Jefferson, OH
- Average humidity in August: 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 August
Port Jefferson, OH
- Average rainfall in August: 0.83"
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 August
Port Jefferson, OH
- Average rainfall days in August: 10.8 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 August
Port Jefferson, OH
- Average snowfall in August: 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 August
Port Jefferson, OH
- Average snowfall days in August: 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 August /
Average sunshine in August
Port Jefferson, OH
- 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 24min).
- Average sunshine in August: 9h and 5min
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 August
Port Jefferson, OH
- Average sunshine days in August: 16.4 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 August
Port Jefferson, OH
- 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, October, November and December (UV index 2).
Average cloud cover in August
Port Jefferson, OH
- Average cloud cover in August: 31
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 August
Port Jefferson, OH
- Average visibility in August: 5mi
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
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