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
The start of August sees the average high-temperature at a still warm 74.3°F (23.5°C), showing little difference from July's 77.2°F (25.1°C). An average low-temperature of 54.5°F (12.5°C) is recorded during the nights in August.Humidity
In Sundown, the average relative humidity in August is 82%.Rainfall
In August, the rain falls for 17.9 days. Throughout August, 3.58" (91mm) of precipitation is accumulated. Throughout the year, there are 157.3 rainfall days, and 37.91" (963mm) of precipitation is accumulated.Snowfall
In Sundown, snow does not fall in June through September.Daylight
In Sundown, the average length of the day in August is 13h and 49min.On the first day of the month, sunrise is at 5:52 am and sunset at 8:15 pm. On the last day of August, sunrise is at 6:23 am and sunset at 7:32 pm EDT.
Sunshine
In August, the average sunshine is 8.5h.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: The UV index of 5 in August translates into these instructions:
Act with care - The need to guard against sun damage is communicated. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are August temperatures?
What is the average humidity in August?
How many days does it rain in August?
When it does not snow?
What is the average length of the day in August?
When are sunrise and sunset in August?
How long on average sun shines in August?
What are the months with the highest UV index?
What is the UV index reading in August?
Average temperature in August
Sundown, NY
- Average high temperature in August: 74.3°F
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (26.4°F).
- Average low temperature in August: 54.5°F
The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).
Average pressure in August
Sundown, NY
- Average pressure in August: 29.98"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in August
Sundown, NY
- Average wind speed in August: 5mph
The windiest months (with the highest average wind speed) are January and February (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in August
Sundown, NY
- Average humidity in August: 82%
The months with the highest relative humidity are February and December (88%).
The month with the lowest relative humidity is July (80%).
Average rainfall in August
Sundown, NY
- Average rainfall in August: 3.58"
The wettest month (with the highest rainfall) is July (4.02").
The driest month (with the least rainfall) is February (2.32").
Average rainfall days in August
Sundown, NY
- Average rainfall days in August: 17.9 days
The month with the highest number of rainy days is May (19.3 days).
The months with the least rainy days are January and February (6.3 days).
Average snowfall in August
Sundown, NY
- Average snowfall in August: 0"
The month with the highest snowfall is December (10.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Sundown, NY
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (17 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Sundown, NY
- Average daylight in August: 13h and 5min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in August: 8h and 3min
The month with the most sunshine is July (Average sunshine: 8h and 54min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in August
Sundown, NY
- Average sunshine days in August: 10.6 days
The month with the most sunshine days is September (14.2 days).
The month with the least sunshine days is February (8.1 days).
Average UV index in August
Sundown, NY
- Average UV index in August: 5
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in August
Sundown, NY
- Average cloud cover in August: 49
The month with the most cloud cover is February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 48).
Average visibility in August
Sundown, NY
- Average visibility in August: 4mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (4mi).
Sundown, New York, USA
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