August weather forecast
Lyman, WY

Share

Weather in August

August maintains the warm trend witnessed in July, with average high temperatures hitting 76.6°F (24.8°C). Comparatively, Lyman, Wyoming's weather remains fairly steady from July to August. Endless summer activities are in full swing and residents take advantage of the remaining warmth before the onset of fall. The decrease in humidity from the previous month combined with plentiful sunshine keeps the city vibrantly alive. While evenings can be cooler, the presence of the setting summer sun often proves comforting.

Temperature

As July transitions into August, the average high-temperature in Lyman, Wyoming, rests at a still warm 76.6°F (24.8°C), maintaining a close resemblance to the previous month. August nights report a substantial dip from daytime highs to an average of 54.9°F (12.7°C).

Humidity

The months with the lowest humidity in Lyman are July and August, with an average relative humidity of 36%.

Rainfall

In Lyman, in August, it is raining for 9.3 days, with typically 0.67" (17mm) of accumulated precipitation. In Lyman, during the entire year, the rain falls for 112.2 days and collects up to 11.57" (294mm) of precipitation.

Snowfall

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

Daylight

In Lyman, the average length of the day in August is 13h and 47min.
On the first day of the month, sunrise is at 6:17 am and sunset at 8:37 pm. On the last day of August, in Lyman, Wyoming, sunrise is at 6:47 am and sunset at 7:55 pm MDT.

Sunshine

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

UV index

The months with the highest UV index in Lyman are June through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 5 in August translates into this advice:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
[Resources]

Frequently asked questions

What is the usual temperature for Lyman in August?

Lyman in August has an average high-temperature of 76.6°F (24.8°C) and an average low-temperature of 54.9°F (12.7°C).

What is the least humid month in Lyman?

July and August, with an average relative humidity of 36%, are the least humid months in Lyman, Wyoming.

What is the average humidity in August in Lyman?

The average relative humidity in August in Lyman is 36%.

How much does it rain in Lyman in August?

In Lyman, Wyoming, in August, it is raining for 9.3 days, with typically 0.67" (17mm) of accumulated precipitation.

When it does not snow in Lyman?

July and August are months without snowfall in Lyman, Wyoming.

Does it snow in Lyman in August?

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

How many hours of daylight does Lyman have in August?

In August, the average day length in Lyman is 13h and 47min.

When is the sunrise / sunset in August in Lyman?

In August, on the first day of the month, sunrise is at 6:17 am and sunset at 8:37 pm. On the last day of the month, in Lyman, sunrise is at 6:47 am and sunset at 7:55 pm MDT.

What are the months with the most sunshine in Lyman?

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

How many hours of sunshine does Lyman have in August?

In August, the average sunshine duration is 11.9h.

When is the highest UV index in Lyman?

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

What is the UV index intensity in August in Lyman?

The average daily maximum UV index in August in Lyman, Wyoming, is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's 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
Lyman, WY

Average temperature in August - Lyman, WY
  • Average high temperature in August: 76.6°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is December (26.6°F).

  • Average low temperature in August: 54.9°F

The month with the highest average low temperature is July (55.6°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).

[Resources]

Average pressure in August
Lyman, WY

Average pressure in August - Lyman, WY
  • Average pressure in August: 29.95"Hg

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

[Resources]

Average wind speed in August
Lyman, WY

Average wind speed in August - Lyman, WY
  • Average wind speed in August: 8.1mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

[Resources]

Average humidity in August
Lyman, WY

Average humidity in August - Lyman, WY
  • Average humidity in August: 36%

The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are July and August (36%).

[Resources]

Average rainfall in August
Lyman, WY

Average rainfall in August - Lyman, WY
  • Average rainfall in August: 0.67"

The wettest month (with the highest rainfall) is May (2.01").
The driest months (with the least rainfall) are January and July (0.63").

[Resources]

Average rainfall days in August
Lyman, WY

Average rainfall days in August - Lyman, WY
  • Average rainfall days in August: 9.3 days

The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is November (6 days).

[Resources]

Average snowfall in August
Lyman, WY

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

The month with the highest snowfall is March (8.78").
The months with the least snowfall are July and August (0").

[Resources]

Average snowfall days in August
Lyman, WY

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

The month with the highest number of snowfall days is March (15.1 days).
The months with the least snowfall days are July and August (0 days).

[Resources]

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

Average daylight in August / Average sunshine in August - Lyman, 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: 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 December (Average sunshine: 6h and 24min).

[Resources]

Average sunshine days in August
Lyman, WY

Average sunshine days in August - Lyman, WY
  • Average sunshine days in August: 18.2 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is April (9.4 days).

[Resources]

Average UV index in August
Lyman, WY

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

[Resources]

Average cloud cover in August
Lyman, WY

Average cloud cover in August - Lyman, WY
  • Average cloud cover in August: 12

The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 12).

[Resources]

Average visibility in August
Lyman, WY

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

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

[Resources]

Lyman, Wyoming, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location