August weather forecast
Unionville, NY

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Weather in August

The last month of the summer, August, is also a moderately hot month in Unionville, New York, with an average temperature fluctuating between 58.8°F (14.9°C) and 80.1°F (26.7°C).

Temperature

August ushers in an average high-temperature of a still moderately hot 80.1°F (26.7°C), aligning closely with the preceding month. Unionville's temperature lowers to a mean of 58.8°F (14.9°C) during the nights in August.

Humidity

In August, the average relative humidity is 78%.

Rainfall

In Unionville, in August, it is raining for 15.8 days, with typically 2.76" (70mm) of accumulated precipitation. In Unionville, during the entire year, the rain falls for 153.7 days and collects up to 30.75" (781mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 47min.
On the first day of August, sunrise is at 5:54 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:32 pm EDT.

Sunshine

In August, the average sunshine is 9.8h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In August, the average maximum UV index of 5 translates into the following recommendations:
Act with care - The need to guard against sun damage is communicated. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

In August, in Unionville, the average high-temperature is 80.1°F (26.7°C), and the average low-temperature is 58.8°F (14.9°C). In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 89.6°F (32°C).

What is the average humidity in August?

In August, the average relative humidity in Unionville is 78%.

How many days does it rain in August?

In August, the rain falls for 15.8 days. Throughout August, 2.76" (70mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in August?

In Unionville, New York, the average day length in August is 13h and 47min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 5:54 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:32 pm EDT.

How long on average sun shines in August?

In August, the average sunshine duration is 9.8h.

What are the months with the highest UV index?

May through August, with an average maximum UV index of 5, are months with the highest UV index.

What is the UV index intensity in August?

In August, the average daily maximum UV index in Unionville is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Unionville, NY

Average temperature in August - Unionville, NY
  • Average high temperature in August: 80.1°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32°F).

  • Average low temperature in August: 58.8°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in August
Unionville, NY

Average pressure in August - Unionville, NY
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Unionville, NY

Average wind speed in August - Unionville, NY
  • Average wind speed in August: 4.7mph

The windiest months (with the highest average wind speed) are January, February and March (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in August
Unionville, NY

Average humidity in August - Unionville, NY
  • Average humidity in August: 78%

The month with the highest relative humidity is December (83%).
The months with the lowest relative humidity are April and July (77%).

Average rainfall in August
Unionville, NY

Average rainfall in August - Unionville, NY
  • Average rainfall in August: 2.76"

The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days in August
Unionville, NY

Average rainfall days in August - Unionville, NY
  • Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (7.4 days).

Average snowfall in August
Unionville, NY

Average snowfall in August - Unionville, NY
  • Average snowfall in August: 0"

The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Unionville, NY

Average snowfall days in August - Unionville, NY
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Unionville, NY

Average daylight in August / Average sunshine in August - Unionville, NY
  • Average daylight in August: 13h and 5min

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 August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in August
Unionville, NY

Average sunshine days in August - Unionville, NY
  • Average sunshine days in August: 12.8 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (11 days).

Average UV index in August
Unionville, NY

Average UV index in August - Unionville, NY
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in August
Unionville, NY

Average cloud cover in August - Unionville, NY
  • Average cloud cover in August: 38

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 36).

Average visibility in August
Unionville, NY

Average visibility in August - Unionville, NY
  • Average visibility in August: 5mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).

Unionville, New York, USA

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