October weather forecast
Chester, ID

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Weather in October

October, like September, in Chester, Idaho, is another fresh autumn month, with temperature in the range of an average high of 53.8°F (12.1°C) and an average low of 34.9°F (1.6°C).

Temperature

As Chester welcomes October, the average high-temperature witnesses a distinct drop, moving from a pleasant 72.5°F (22.5°C) in September to a cool 53.8°F (12.1°C). Chester records an average low-temperature of 34.9°F (1.6°C) throughout the month of October.

Humidity

In Chester, the average relative humidity in October is 59%.

Rainfall

In Chester, Idaho, in October, it is raining for 8.9 days, with typically 0.87" (22mm) of accumulated precipitation. In Chester, during the entire year, the rain falls for 97.5 days and collects up to 11.85" (301mm) of precipitation.

Snowfall

Months with snowfall in Chester are January through May, September through December. In October, it is snowing for 2.5 days. Throughout October, 0.87" (22mm) of snow is accumulated. Throughout the year, there are 83.8 snowfall days, and 41.93" (1065mm) of snow is accumulated.

Daylight

In October, the average length of the day is 10h and 59min.
On the first day of the month, sunrise is at 7:24 am and sunset at 7:06 pm. On the last day of October, in Chester, sunrise is at 8:02 am and sunset at 6:17 pm MDT.

Sunshine

The average sunshine in October in Chester is 7.1h.

UV index

In Chester, the average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In October, the maximum UV index of 2 suggests these recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
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Frequently asked questions

What are October temperatures in Chester?

In October, the average high-temperature and low-temperature in Chester, Idaho, are 53.8°F (12.1°C) and 34.9°F (1.6°C) respectively. In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is computed to be 82.4°F (28°C).

What is the average humidity in October in Chester?

In Chester, the average relative humidity in October is 59%.

How much does it rain in Chester in October?

In Chester, Idaho, during October, the rain falls for 8.9 days and regularly aggregates up to 0.87" (22mm) of precipitation.

How much does it snow in Chester in October?

In Chester, Idaho, during October, snow falls for 2.5 days and regularly aggregates up to 0.87" (22mm) of snow.

How many hours of daylight does Chester have in October?

In October, the average day length is 10h and 59min.

What time are sunrise and sunset in October in Chester?

In October, on the first day of the month, sunrise is at 7:24 am and sunset at 7:06 pm. On the last day of the month, in Chester, sunrise is at 8:02 am and sunset at 6:17 pm MDT.

How many hours of sunshine does Chester have in October?

In Chester, Idaho, the average sunshine duration in October is 7.1h.

What is the UV index intensity in October in Chester?

In Chester, Idaho, the average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Chester, ID

Average temperature in October - Chester, ID
  • Average high temperature in October: 53.8°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is December (26.2°F).

  • Average low temperature in October: 34.9°F

The month with the highest average low temperature is August (52.5°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).

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Average pressure in October
Chester, ID

Average pressure in October - Chester, ID
  • Average pressure in October: 30.06"Hg

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in October
Chester, ID

Average wind speed in October - Chester, ID
  • Average wind speed in October: 5.7mph

The windiest month (with the highest average wind speed) is June (6.9mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).

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Average humidity in October
Chester, ID

Average humidity in October - Chester, ID
  • Average humidity in October: 59%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (39%).

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Average rainfall in October
Chester, ID

Average rainfall in October - Chester, ID
  • Average rainfall in October: 0.87"

The wettest month (with the highest rainfall) is January (1.5").
The driest month (with the least rainfall) is July (0.28").

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Average rainfall days in October
Chester, ID

Average rainfall days in October - Chester, ID
  • Average rainfall days in October: 8.9 days

The month with the highest number of rainy days is April (13 days).
The month with the least rainy days is July (5 days).

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Average snowfall in October
Chester, ID

Average snowfall in October - Chester, ID
  • Average snowfall in October: 0.87"

The month with the highest snowfall is January (11.97").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in October
Chester, ID

Average snowfall days in October - Chester, ID
  • Average snowfall days in October: 2.5 days

The month with the highest number of snowfall days is January (18.1 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in October /
Average sunshine in October
Chester, ID

Average daylight in October / Average sunshine in October - Chester, ID
  • Average daylight in October: 11h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in October: 7h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in October
Chester, ID

Average sunshine days in October - Chester, ID
  • Average sunshine days in October: 19.3 days

The month with the most sunshine days is July (24.8 days).
The month with the least sunshine days is February (10.6 days).

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Average UV index in October
Chester, ID

Average UV index in October - Chester, ID
  • Average UV index in October: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in October
Chester, ID

Average cloud cover in October - Chester, ID
  • Average cloud cover in October: 24

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 11).

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Average visibility in October
Chester, ID

Average visibility in October - Chester, ID
  • Average visibility in October: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (3mi).

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Chester, Idaho, USA

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