August weather forecast
Sleepy Hollow, WY

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Weather in August

The last month of the summer, August, is another warm month in Sleepy Hollow, Wyoming, with temperature in the range of an average low of 62.4°F (16.9°C) and an average high of 82.4°F (28°C).

Temperature

In Sleepy Hollow, August's average high-temperature stands at a still moderately hot 82.4°F (28°C), closely related to the preceding month. In the month of August, the average temperature dips to a comfortable 62.4°F (16.9°C) during the night.

Heat index

Throughout August, the heat index is computed to be 82.4°F (28°C). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.
When referencing the heat index, its values are suitable for shady environments and light breezes. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

August is the least humid month, with an average relative humidity of 41%.

Rainfall

In August, in Sleepy Hollow, the rain falls for 14.2 days. Throughout August, 1.73" (44mm) of precipitation is accumulated. In Sleepy Hollow, during the entire year, the rain falls for 108.9 days and collects up to 15.59" (396mm) of precipitation.

Snowfall

In Sleepy Hollow, snow does not fall in June through August.

Daylight

The average length of the day in August is 13h and 58min.
On the first day of the month, sunrise is at 5:50 am and sunset at 8:25 pm. On the last day of August, sunrise is at 6:24 am and sunset at 7:39 pm MDT.

Sunshine

The months with the most sunshine are July and August, with an average of 11.8h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Sleepy Hollow in August?

The high-temperature during August is 82.4°F (28°C) and the low-temperature is 62.4°F (16.9°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is computed to be 82.4°F (28°C).

What is the least humid month?

August is the least humid month, with an average relative humidity of 41%.

What is the average humidity in August?

The average relative humidity in August is 41%.

How much does it rain in August?

In Sleepy Hollow, during August, the rain falls for 14.2 days and regularly aggregates up to 1.73" (44mm) of precipitation.

When it does not snow?

In Sleepy Hollow, Wyoming, snow does not fall in June through August.

Does it snow in August?

In Sleepy Hollow, in August, it doesn't snow. In September, it regularly snows.

What is the average length of the day in August?

In Sleepy Hollow, the average day length in August is 13h and 58min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:50 am and sunset at 8:25 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:39 pm MDT.

What are the months with the most sunshine?

July and August, with an average of 11.8h of sunshine, are months with the most sunshine.

How many hours of sunshine does Sleepy Hollow have in August?

In Sleepy Hollow, the average sunshine duration in August is 11.8h.

What are the months with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 6.

What is the UV index reading in August in Sleepy Hollow?

In Sleepy Hollow, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high 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
Sleepy Hollow, WY

Average temperature in August - Sleepy Hollow, WY
  • Average high temperature in August: 82.4°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (29.7°F).

  • Average low temperature in August: 62.4°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is February (16.7°F).

Average pressure in August
Sleepy Hollow, WY

Average pressure in August - Sleepy Hollow, WY
  • Average pressure in August: 29.89"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in August
Sleepy Hollow, WY

Average wind speed in August - Sleepy Hollow, WY
  • Average wind speed in August: 9.1mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest months (with the lowest average wind speed) are July and August (9.1mph).

Average humidity in August
Sleepy Hollow, WY

Average humidity in August - Sleepy Hollow, WY
  • Average humidity in August: 41%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is August (41%).

Average rainfall in August
Sleepy Hollow, WY

Average rainfall in August - Sleepy Hollow, WY
  • Average rainfall in August: 1.73"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is January (0.39").

Average rainfall days in August
Sleepy Hollow, WY

Average rainfall days in August - Sleepy Hollow, WY
  • Average rainfall days in August: 14.2 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (1.5 days).

Average snowfall in August
Sleepy Hollow, WY

Average snowfall in August - Sleepy Hollow, WY
  • Average snowfall in August: 0"

The month with the highest snowfall is April (3.82").
The months with the least snowfall are June, July and August (0").

Average snowfall days in August
Sleepy Hollow, WY

Average snowfall days in August - Sleepy Hollow, WY
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (9.1 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in August /
Average sunshine in August
Sleepy Hollow, WY

Average daylight in August / Average sunshine in August - Sleepy Hollow, WY
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in August: 11h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).

Average sunshine days in August
Sleepy Hollow, WY

Average sunshine days in August - Sleepy Hollow, WY
  • Average sunshine days in August: 12.2 days

The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is May (9.3 days).

Average UV index in August
Sleepy Hollow, WY

Average UV index in August - Sleepy Hollow, WY
  • 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, April, November and December (UV index 2).

Average cloud cover in August
Sleepy Hollow, WY

Average cloud cover in August - Sleepy Hollow, WY
  • Average cloud cover in August: 16

The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in August
Sleepy Hollow, WY

Average visibility in August - Sleepy Hollow, WY
  • Average visibility in August: 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).

Sleepy Hollow, Wyoming, USA

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