October weather forecast
Ammon, ID

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Weather in October

October in Ammon sees unmistakable signs of autumn. With the leaves changing color and cooler air moving in, it signals a transitional phase in the weather. A light snowfall of 0.28" (7mm) on average starts appearing, announcing the city’s gradual shift from the warm to cold months. The chill in the air intensifies during the evenings, preparing the city for the impending winter. It’s a period when Ammon dons the spectacular colors of fall, creating a vibrant autumnal ambiance.

Temperature

A clear reduction in the average high-temperature is witnessed in Ammon with the onset of October, reducing from a warm 73.6°F (23.1°C) in September to a mild 55.6°F (13.1°C). Ammon experiences a nighttime temperature average of 37.2°F (2.9°C) during October.

Humidity

In Ammon, the average relative humidity in October is 56%.

Rainfall

In Ammon, in October, it is raining for 7.2 days, with typically 0.63" (16mm) of accumulated precipitation. Throughout the year, in Ammon, there are 84.3 rainfall days, and 6.97" (177mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in Ammon, Idaho. In October, it is snowing for 1.3 days. Throughout October, 0.28" (7mm) of snow is accumulated. In Ammon, during the entire year, snow falls for 54.4 days and aggregates up to 16.89" (429mm) of snow.

Daylight

In Ammon, the average length of the day in October is 11h and 0min.
On the first day of the month, sunrise is at 7:26 am and sunset at 7:08 pm. On the last day of October, sunrise is at 8:03 am and sunset at 6:19 pm MDT.

Sunshine

The average sunshine in October is 7.3h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Ammon. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 2 during October translates into these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October in Ammon?

The average high-temperature, in October, in Ammon, is 55.6°F (13.1°C), while the average low-temperature is 37.2°F (2.9°C).

What is the average humidity in October in Ammon?

In Ammon, Idaho, the average relative humidity in October is 56%.

How much does it rain in Ammon in October?

In Ammon, Idaho, in October, it is raining for 7.2 days, with typically 0.63" (16mm) of accumulated precipitation.

How much does it snow in Ammon in October?

In October, it is snowing for 1.3 days. Throughout October, 0.28" (7mm) of snow is accumulated.

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

In October, the average day length in Ammon, Idaho, is 11h and 0min.

When are sunrise and sunset in October in Ammon?

In October, on the first day of the month, sunrise is at 7:26 am and sunset at 7:08 pm. On the last day of the month, in Ammon, sunrise is at 8:03 am and sunset at 6:19 pm MDT.

How long on average sun shines in October in Ammon?

The average sunshine duration in October is 7.3h.

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

The months with the lowest UV index in Ammon, Idaho, are January through March, October through December, with an average maximum UV index of 2.

What is the UV index reading in October in Ammon?

In Ammon, the average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a low health risk from 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
Ammon, ID

Average temperature in October - Ammon, ID
  • Average high temperature in October: 55.6°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is December (27.9°F).

  • Average low temperature in October: 37.2°F

The month with the highest average low temperature is August (54.3°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).

Average pressure in October
Ammon, ID

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

The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in October
Ammon, ID

Average wind speed in October - Ammon, ID
  • Average wind speed in October: 7.5mph

The windiest month (with the highest average wind speed) is April (9mph).
The calmest month (with the lowest average wind speed) is January (5.8mph).

Average humidity in October
Ammon, ID

Average humidity in October - Ammon, ID
  • Average humidity in October: 56%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (35%).

Average rainfall in October
Ammon, ID

Average rainfall in October - Ammon, ID
  • Average rainfall in October: 0.63"

The wettest months (with the highest rainfall) are May and September (0.83").
The driest month (with the least rainfall) is July (0.35").

Average rainfall days in October
Ammon, ID

Average rainfall days in October - Ammon, ID
  • Average rainfall days in October: 7.2 days

The month with the highest number of rainy days is May (10.7 days).
The month with the least rainy days is January (3.7 days).

Average snowfall in October
Ammon, ID

Average snowfall in October - Ammon, ID
  • Average snowfall in October: 0.28"

The month with the highest snowfall is January (3.86").
The months with the least snowfall are June, July and August (0").

Average snowfall days in October
Ammon, ID

Average snowfall days in October - Ammon, ID
  • Average snowfall days in October: 1.3 days

The month with the highest number of snowfall days is December (12.9 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in October / Average sunshine in October - Ammon, 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 2min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in October
Ammon, ID

Average sunshine days in October - Ammon, ID
  • Average sunshine days in October: 22.1 days

The month with the most sunshine days is October (22.1 days).
The month with the least sunshine days is February (16.2 days).

Average UV index in October
Ammon, ID

Average UV index in October - Ammon, 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, March, October, November and December (UV index 2).

Average cloud cover in October
Ammon, ID

Average cloud cover in October - Ammon, ID
  • Average cloud cover in October: 23

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 11).

Average visibility in October
Ammon, ID

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

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

Ammon, Idaho, USA

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