October weather forecast
Jackson, WY

A calm and clear river and vast green fields approaching the iconic white mountains within the Grand Teton National Park in Jackson, Wyoming
A calm and clear river and vast green fields approaching the iconic white mountains within the Grand Teton National Park in Jackson, Wyoming

Weather in October

October, like September, is another chilly autumn month in Jackson, Wyoming, with an average temperature ranging between min 26.4°F (-3.1°C) and max 45.5°F (7.5°C).

Temperature

In October, the average high-temperature significantly decreases from a comfortable 62.8°F (17.1°C) in September to a frosty 45.5°F (7.5°C). In Jackson, the average low-temperature is 26.4°F (-3.1°C).

Humidity

In Jackson, the average relative humidity in October is 72%.

Rainfall

In Jackson, during October, the rain falls for 7.3 days and regularly aggregates up to 1.93" (49mm) of precipitation. Throughout the year, in Jackson, there are 103 rainfall days, and 29.84" (758mm) of precipitation is accumulated.

Snowfall

January through December are months with snowfall. In Jackson, Wyoming, in October, during 13.3 snowfall days, 12.2" (310mm) of snow is typically accumulated. Throughout the year, there are 173.6 snowfall days, and 181.26" (4604mm) of snow is accumulated.

Daylight

The average length of the day in October is 11h and 0min.
On the first day of October, sunrise is at 7:20 am and sunset at 7:04 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 6:15 pm MDT.

Sunshine

The average sunshine in October is 6.2h.

UV index

January through April, October through December, with an average maximum UV index of 1, are months with the lowest UV index in Jackson, Wyoming. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily maximum UV index of 1 in October interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in October in Jackson?

In Jackson, Wyoming, the average relative humidity in October is 72%.

How much does it rain in Jackson in October?

In October, in Jackson, Wyoming, the rain falls for 7.3 days. Throughout October, 1.93" (49mm) of precipitation is accumulated.

How many days does it snow in October in Jackson?

In Jackson, Wyoming, in October, snow falls for 13.3 days, with typically accumulated 12.2" (310mm) of snow.

What is the average length of the day in October in Jackson?

The average day length in October in Jackson, Wyoming, is 11h and 0min.

What time are sunrise and sunset in October in Jackson?

On the first day of October, sunrise is at 7:20 am and sunset at 7:04 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 6:15 pm MDT.

How many hours of sunshine does Jackson have in October?

The average sunshine duration in October is 6.2h.

What is the month with the lowest UV index in Jackson?

January through April, October through December, with an average maximum UV index of 1, are months with the lowest UV index.

How high is the UV index in October in Jackson?

The average daily maximum UV index in October in Jackson, Wyoming, is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Jackson, WY

Average temperature in October - Jackson, WY
  • Average high temperature in October: 45.5°F

The warmest month (with the highest average high temperature) is July (73.4°F).
The month with the lowest average high temperature is December (21.9°F).

  • Average low temperature in October: 26.4°F

The month with the highest average low temperature is July (43.5°F).
The coldest month (with the lowest average low temperature) is January (4.8°F).

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Average pressure in October
Jackson, WY

Average pressure in October - Jackson, WY
  • Average pressure in October: 30.06"Hg

The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in October
Jackson, WY

Average wind speed in October - Jackson, WY
  • Average wind speed in October: 4.7mph

The windiest month (with the highest average wind speed) is June (5.7mph).
The calmest month (with the lowest average wind speed) is December (4.3mph).

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Average humidity in October
Jackson, WY

Average humidity in October - Jackson, WY
  • Average humidity in October: 72%

The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is August (50%).

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Average rainfall in October
Jackson, WY

Average rainfall in October - Jackson, WY
  • Average rainfall in October: 1.93"

The wettest month (with the highest rainfall) is February (3.54").
The driest month (with the least rainfall) is August (1.34").

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Average rainfall days in October
Jackson, WY

Average rainfall days in October - Jackson, WY
  • Average rainfall days in October: 7.3 days

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (2.9 days).

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Average snowfall in October
Jackson, WY

Average snowfall in October - Jackson, WY
  • Average snowfall in October: 12.2"

The month with the highest snowfall is February (29.33").
The month with the least snowfall is August (0.12").

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Average snowfall days in October
Jackson, WY

Average snowfall days in October - Jackson, WY
  • Average snowfall days in October: 13.3 days

The month with the highest number of snowfall days is March (24.8 days).
The month with the least snowfall days is July (0.4 days).

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Average daylight in October /
Average sunshine in October
Jackson, WY

Average daylight in October / Average sunshine in October - Jackson, WY
  • Average daylight in October: 11h and 0min

The month with the longest days is June (Average daylight: 15h and 22min).
The month with the shortest days is December (Average daylight: 9h and 1min).

  • Average sunshine in October: 6h and 12min

The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 24min).

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Average sunshine days in October
Jackson, WY

Average sunshine days in October - Jackson, WY
  • Average sunshine days in October: 14.7 days

The month with the most sunshine days is July (15.6 days).
The month with the least sunshine days is April (3.8 days).

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Average UV index in October
Jackson, WY

Average UV index in October - Jackson, WY
  • Average UV index in October: 1

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).

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Average cloud cover in October
Jackson, WY

Average cloud cover in October - Jackson, WY
  • Average cloud cover in October: 36

The month with the most cloud cover is February (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 16).

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Average visibility in October
Jackson, WY

Average visibility in October - Jackson, WY
  • Average visibility in October: 5mi

The months with the highest visibility are June, July, August and September (6mi).
The months with the lowest visibility are January, February, March and December (3mi).

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