October weather forecast
Riggins, ID

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The scenic Snake River between large mountains, with pitched tents and visible footpaths in the mountains near Riggins, Idaho
The scenic Snake River between large mountains, with pitched tents and visible footpaths in the mountains near Riggins, Idaho

Weather in October

October brings in a more definitive fall weather in Riggins, characterized by a drop in temperatures and a rise in rainfall. Going towards November, the weather grows even colder, with temperatures dive considerably. From October to November, rainfall also increases, indicative of the changing seasons. A marked rise in monthly rainfall from 1.06" (27mm) in September to 2.48" (63mm) in October signals the onset of Idaho's colder months.

Temperature

As Riggins welcomes October, there is a noticeable shift in the average high-temperature, dropping from September's refreshing 65.7°F (18.7°C) to a chilly 48.2°F (9°C). Riggins experiences a consistent average temperature of 29.3°F (-1.5°C) throughout the nights in October.

Humidity

In Riggins, the average relative humidity in October is 71%.

Rainfall

In Riggins, in October, during 8 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. In Riggins, during the entire year, the rain falls for 81 days and collects up to 32.68" (830mm) of precipitation.

Snowfall

Months with snowfall in Riggins are January through December. In October, in Riggins, it is snowing for 12.2 days. Throughout October, 12.52" (318mm) of snow is accumulated. Throughout the year, there are 160 snowfall days, and 210.63" (5350mm) of snow is accumulated.

Daylight

In October, the average length of the day is 10h and 55min.
On the first day of the month, sunrise is at 6:44 am and sunset at 6:24 pm. On the last day of October, sunrise is at 7:24 am and sunset at 5:33 pm PDT.

Sunshine

In October, the average sunshine is 6.5h.

UV index

In Riggins, the average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 2 in October translates into this advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Direct Sun exposure should be minimized especially during midday when radiation is most intense. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Frequently asked questions

What is the usual temperature for Riggins in October?

During October, Riggins experiences an average high-temperature of 48.2°F (9°C) and a low-temperature of 29.3°F (-1.5°C).

What is the average humidity in October in Riggins?

In Riggins, Idaho, the average relative humidity in October is 71%.

How much does it rain in Riggins in October?

In Riggins, in October, it is raining for 8 days, with typically 2.48" (63mm) of accumulated precipitation.

How many days does it snow in October in Riggins?

In Riggins, in October, during 12.2 snowfall days, 12.52" (318mm) of snow is typically accumulated.

How many hours of daylight does Riggins have in October?

The average day length in October in Riggins is 10h and 55min.

What time are sunrise and sunset in October in Riggins?

In October, on the first day of the month, sunrise is at 6:44 am and sunset at 6:24 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:33 pm PDT.

How long on average sun shines in October in Riggins?

In Riggins, Idaho, the average sunshine duration in October is 6.5h.

How high is the UV index in October in Riggins?

In October, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
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
Riggins, ID

Average temperature in October - Riggins, ID
  • Average high temperature in October: 48.2°F

The warmest months (with the highest average high temperature) are July and August (75.7°F).
The month with the lowest average high temperature is December (25.3°F).

  • Average low temperature in October: 29.3°F

The month with the highest average low temperature is August (45.7°F).
The coldest month (with the lowest average low temperature) is January (12°F).

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Average pressure in October
Riggins, ID

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

The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in October
Riggins, ID

Average wind speed in October - Riggins, ID
  • Average wind speed in October: 5.4mph

The windiest month (with the highest average wind speed) is March (6mph).
The calmest months (with the lowest average wind speed) are May, June, August and September (5.3mph).

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Average humidity in October
Riggins, ID

Average humidity in October - Riggins, ID
  • Average humidity in October: 71%

The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is August (48%).

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Average rainfall in October
Riggins, ID

Average rainfall in October - Riggins, ID
  • Average rainfall in October: 2.48"

The wettest month (with the highest rainfall) is February (4.49").
The driest month (with the least rainfall) is July (0.51").

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Average rainfall days in October
Riggins, ID

Average rainfall days in October - Riggins, ID
  • Average rainfall days in October: 8 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (1.8 days).

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Average snowfall in October
Riggins, ID

Average snowfall in October - Riggins, ID
  • Average snowfall in October: 12.52"

The month with the highest snowfall is February (36.1").
The month with the least snowfall is August (0.08").

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Average snowfall days in October
Riggins, ID

Average snowfall days in October - Riggins, ID
  • Average snowfall days in October: 12.2 days

The month with the highest number of snowfall days is March (24.9 days).
The month with the least snowfall days is August (0.3 days).

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

Average daylight in October / Average sunshine in October - Riggins, ID
  • Average daylight in October: 10h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in October: 6h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

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Average sunshine days in October
Riggins, ID

Average sunshine days in October - Riggins, ID
  • Average sunshine days in October: 14.8 days

The month with the most sunshine days is July (22.3 days).
The months with the least sunshine days are February and March (6.3 days).

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Average UV index in October
Riggins, ID

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

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

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Average cloud cover in October
Riggins, ID

Average cloud cover in October - Riggins, ID
  • Average cloud cover in October: 40

The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in October
Riggins, ID

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

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

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Riggins, Idaho, USA

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