August weather forecast
Mills, WY

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Weather in August

August embodies the tail-end of summer, experiencing a slight decline in the sweltering conditions that came with July. The temperatures slide down to an average high of 81.3°F (27.4°C), signaling the impending close of the warm season. Despite bearable temperatures, the UV index remains high calling for necessary precautions during daytime, particularly in the open. The lasting warmth and longer daylight hours make this month ideal for outdoor pursuits. As the month draws to a close, the heat subtly subsides, hinting at the upcoming change.

Temperature

Mills measures an average high-temperature of a still moderately hot 81.3°F (27.4°C) in August, nearly consistent with the preceding month. The nighttime temperature shows a significant divergence from the daytime highs, averaging at a mild 58.6°F (14.8°C) in August.

Humidity

The least humid month is August, with an average relative humidity of 37%.

Rainfall

The months with the least rainfall in Mills are January, August and September Rain falls for 7.5 days and accumulates 0.43" (11mm) of rain.

Snowfall

June through August are months without snowfall.

Daylight

In Mills, the average length of the day in August is 13h and 52min.
On the first day of the month, sunrise is at 5:57 am and sunset at 8:25 pm. On the last day of August, sunrise is at 6:29 am and sunset at 7:41 pm MDT.

Sunshine

July and August, with an average of 11.9h of sunshine, are months with the most sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Mills. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index, 6 during August, leads to the following recommendations:
Deflect overexposure. Sun protection is a necessity. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What is the usual temperature for Mills in August?

The average high-temperature, in August, in Mills, is 81.3°F (27.4°C), while the average low-temperature is 58.6°F (14.8°C).

What is the least humid month in Mills?

With an average relative humidity of 37%, August is the least humid month.

What is the average humidity in August in Mills?

In Mills, Wyoming, the average relative humidity in August is 37%.

What is the driest month in Mills?

January, August and September are months with the least rain in Mills, Wyoming, when the rain falls for 7.5 days and typically aggregates up to 0.43" (11mm) of rain.

How many days does it rain in August in Mills?

In Mills, Wyoming, in August, during 7.5 rainfall days, 0.43" (11mm) of precipitation is typically accumulated.

When it does not snow in Mills?

In Mills, snow does not fall in June through August.

Does it snow in Mills in August?

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

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

In Mills, Wyoming, the average day length in August is 13h and 52min.

When is the sunrise / sunset in August in Mills?

In August, on the first day of the month, sunrise is at 5:57 am and sunset at 8:25 pm. On the last day of the month, in Mills, Wyoming, sunrise is at 6:29 am and sunset at 7:41 pm MDT.

What is the month with the most sunshine in Mills?

July and August, with an average of 11.9h of sunshine, are months with the most sunshine in Mills.

How many hours of sunshine does Mills have in August?

In August, the average sunshine duration in Mills is 11.9h.

What is the month with the highest UV index in Mills?

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

How high is the UV index in August in Mills?

The average daily maximum UV index in August in Mills, Wyoming, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unprotected exposure to UV radiation.
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
Mills, WY

Average temperature in August - Mills, WY
  • Average high temperature in August: 81.3°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is December (28.4°F).

  • Average low temperature in August: 58.6°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is December (15.1°F).

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Average pressure in August
Mills, WY

Average pressure in August - Mills, WY
  • Average pressure in August: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in August
Mills, WY

Average wind speed in August - Mills, WY
  • Average wind speed in August: 8.5mph

The windiest month (with the highest average wind speed) is January (12.1mph).
The calmest months (with the lowest average wind speed) are July and August (8.5mph).

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Average humidity in August
Mills, WY

Average humidity in August - Mills, WY
  • Average humidity in August: 37%

The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is August (37%).

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Average rainfall in August
Mills, WY

Average rainfall in August - Mills, WY
  • Average rainfall in August: 0.43"

The wettest month (with the highest rainfall) is May (1.77").
The driest months (with the least rainfall) are January, August and September (0.43").

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Average rainfall days in August
Mills, WY

Average rainfall days in August - Mills, WY
  • Average rainfall days in August: 7.5 days

The month with the highest number of rainy days is May (14.1 days).
The month with the least rainy days is January (3.6 days).

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Average snowfall in August
Mills, WY

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

The month with the highest snowfall is November (5.47").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Mills, WY

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

The month with the highest number of snowfall days is February (11.2 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in August / Average sunshine in August - Mills, WY
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in August: 11h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 6min).

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Average sunshine days in August
Mills, WY

Average sunshine days in August - Mills, WY
  • Average sunshine days in August: 17.4 days

The month with the most sunshine days is December (20.5 days).
The month with the least sunshine days is May (11.9 days).

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Average UV index in August
Mills, WY

Average UV index in August - Mills, 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, March, April, October, November and December (UV index 2).

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Average cloud cover in August
Mills, WY

Average cloud cover in August - Mills, WY
  • Average cloud cover in August: 13

The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in August
Mills, WY

Average visibility in August - Mills, 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).

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Mills, Wyoming, USA

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