August weather forecast
Hilliard, WY

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Weather in August

The last month of the summer, August, is also a moderately hot month in Hilliard, Wyoming, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 77.5°F (25.3°C).

Temperature

The arrival of August sees an average high-temperature of a still moderately hot 77.5°F (25.3°C), hardly diverging from July's 79.2°F (26.2°C). A significant temperature decrease to an average a fresh 51.4°F (10.8°C) characterizes Hilliard's nighttime temperatures during August.

Humidity

With an average relative humidity of 39%, August is the least humid month.

Rainfall

The month with the least rainfall in Hilliard is August, when the rain falls for 7.3 days and typically collects 0.51" (13mm) of precipitation.

Snowfall

In Hilliard, snow does not fall in July and August.

Daylight

In Hilliard, Wyoming, the average length of the day in August is 13h and 46min.
On the first day of August, sunrise is at 6:19 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 7:56 pm MDT.

Sunshine

The month with the most sunshine is August, with an average of 12h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A typical high UV index of 5 in August suggests the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What are the temperatures in Hilliard in August?

In August, the average high-temperature and low-temperature in Hilliard, Wyoming, are 77.5°F (25.3°C) and 51.4°F (10.8°C) respectively.

What is the least humid month in Hilliard?

The least humid month is August, with an average relative humidity of 39%.

What is the average humidity in August in Hilliard?

The average relative humidity in August is 39%.

What is the driest month in Hilliard?

August is the month with the least rainfall in Hilliard, Wyoming. Rain falls for 7.3 days and accumulates 0.51" (13mm) of precipitation.

How many days does it rain in August in Hilliard?

In Hilliard, in August, it is raining for 7.3 days, with typically 0.51" (13mm) of accumulated precipitation.

When it does not snow in Hilliard?

In Hilliard, Wyoming, snow does not fall in July and August.

Does it snow in Hilliard in August?

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

What is the average length of the day in August in Hilliard?

In August, the average day length in Hilliard is 13h and 46min.

When is the sunrise / sunset in August in Hilliard?

In August, on the first day of the month, sunrise is at 6:19 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 7:56 pm MDT.

What month has the most sunshine in Hilliard?

August has the most sunshine of the year in Hilliard, Wyoming, with an average of 12h of sunshine.

How long on average sun shines in August in Hilliard?

In Hilliard, the average sunshine duration in August is 12h.

When is the highest UV index in Hilliard?

The months with the highest UV index in Hilliard are June through August, with an average maximum UV index of 5.

How high is the UV index in August in Hilliard?

In Hilliard, Wyoming, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe 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
Hilliard, WY

Average temperature in August - Hilliard, WY
  • Average high temperature in August: 77.5°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (26.4°F).

  • Average low temperature in August: 51.4°F

The month with the highest average low temperature is July (51.6°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in August
Hilliard, WY

Average pressure in August - Hilliard, WY
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in August
Hilliard, WY

Average wind speed in August - Hilliard, WY
  • Average wind speed in August: 7mph

The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

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Average humidity in August
Hilliard, WY

Average humidity in August - Hilliard, WY
  • Average humidity in August: 39%

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is August (39%).

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Average rainfall in August
Hilliard, WY

Average rainfall in August - Hilliard, WY
  • Average rainfall in August: 0.51"

The wettest months (with the highest rainfall) are April and May (1.38").
The driest month (with the least rainfall) is August (0.51").

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Average rainfall days in August
Hilliard, WY

Average rainfall days in August - Hilliard, WY
  • Average rainfall days in August: 7.3 days

The month with the highest number of rainy days is May (11.9 days).
The month with the least rainy days is February (5.5 days).

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Average snowfall in August
Hilliard, WY

Average snowfall in August - Hilliard, WY
  • Average snowfall in August: 0"

The month with the highest snowfall is March (10").
The months with the least snowfall are July and August (0").

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Average snowfall days in August
Hilliard, WY

Average snowfall days in August - Hilliard, WY
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (16.3 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in August /
Average sunshine in August
Hilliard, WY

Average daylight in August / Average sunshine in August - Hilliard, WY
  • 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: 12h and 0min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).

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Average sunshine days in August
Hilliard, WY

Average sunshine days in August - Hilliard, WY
  • Average sunshine days in August: 16.8 days

The month with the most sunshine days is June (19.5 days).
The month with the least sunshine days is April (10.8 days).

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Average UV index in August
Hilliard, WY

Average UV index in August - Hilliard, WY
  • 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 November and December (UV index 1).

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Average cloud cover in August
Hilliard, WY

Average cloud cover in August - Hilliard, WY
  • Average cloud cover in August: 10

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 10).

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Average visibility in August
Hilliard, WY

Average visibility in August - Hilliard, WY
  • Average visibility in August: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).

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Hilliard, Wyoming, USA

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