September weather forecast
Bear Lake Hot Springs, ID

Share

Weather in September

The first month of the autumn, September, is still a pleasant month in Bear Lake Hot Springs, Idaho, with an average temperature varying between 68.4°F (20.2°C) and 43.2°F (6.2°C).

Temperature

September weather is marked by a drop in the average high-temperature, falling from a warm 77.5°F (25.3°C) in August to a pleasant 68.4°F (20.2°C). Nightly readings in September display a noticeable downturn from daily highs in Bear Lake Hot Springs, with the average low-temperature registering a chilly 43.2°F (6.2°C).

Humidity

In Bear Lake Hot Springs, the average relative humidity in September is 48%.

Rainfall

In Bear Lake Hot Springs, Idaho, during September, the rain falls for 9.5 days and regularly aggregates up to 1.14" (29mm) of precipitation. In Bear Lake Hot Springs, during the entire year, the rain falls for 105.7 days and collects up to 16.69" (424mm) of precipitation.

Snowfall

Months with snowfall are January through June, September through December. September is the first month it typically snows in Bear Lake Hot Springs. Throughout September, in the average 0.5 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, there are 104.6 snowfall days, and 63.58" (1615mm) of snow is accumulated.

Daylight

In September, the average length of the day in Bear Lake Hot Springs is 12h and 28min.
On the first day of the month, sunrise is at 6:51 am and sunset at 7:58 pm. On the last day of September, sunrise is at 7:21 am and sunset at 7:07 pm MDT.

Sunshine

The average sunshine in September in Bear Lake Hot Springs is 10.1h.

UV index

In Bear Lake Hot Springs, the average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 3 during September translates into the following directions:
Guard yourself - Precautionary measures against sun damage are advocated. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Experience reduced UV exposure by about half when donning a wide-brim hat. Mark this! Snow reflection can nearly double the UV radiation intensity 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 usual temperature for Bear Lake Hot Springs in September?

In Bear Lake Hot Springs, in September, the average high-temperature is 68.4°F (20.2°C), and the average low-temperature is 43.2°F (6.2°C).

What is the average humidity in September in Bear Lake Hot Springs?

In Bear Lake Hot Springs, Idaho, the average relative humidity in September is 48%.

How many days does it rain in September in Bear Lake Hot Springs?

In September, in Bear Lake Hot Springs, Idaho, the rain falls for 9.5 days. Throughout September, 1.14" (29mm) of precipitation is accumulated.

When does it start to snow in Bear Lake Hot Springs?

September is the first month it typically snows in Bear Lake Hot Springs. Throughout September, in the average 0.5 snowfall days, it receives 0.12" (3mm) of snow.

What is the average length of the day in September in Bear Lake Hot Springs?

The average day length in September in Bear Lake Hot Springs is 12h and 28min.

When are sunrise and sunset in September in Bear Lake Hot Springs?

In September, on the first day of the month, sunrise is at 6:51 am and sunset at 7:58 pm. On the last day of the month, in Bear Lake Hot Springs, sunrise is at 7:21 am and sunset at 7:07 pm MDT.

How many hours of sunshine does Bear Lake Hot Springs have in September?

The average sunshine duration in September in Bear Lake Hot Springs is 10.1h.

What is the UV index reading in September in Bear Lake Hot Springs?

In September, the average daily maximum UV index in Bear Lake Hot Springs, Idaho, is 3. A UV Index estimate of 3 to 5 represents a moderate 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 September
Bear Lake Hot Springs, ID

Average temperature in September - Bear Lake Hot Springs, ID
  • Average high temperature in September: 68.4°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (25.5°F).

  • Average low temperature in September: 43.2°F

The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).

Average pressure in September
Bear Lake Hot Springs, ID

Average pressure in September - Bear Lake Hot Springs, ID
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in September
Bear Lake Hot Springs, ID

Average wind speed in September - Bear Lake Hot Springs, ID
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is June (6mph).
The calmest month (with the lowest average wind speed) is January (4.3mph).

Average humidity in September
Bear Lake Hot Springs, ID

Average humidity in September - Bear Lake Hot Springs, ID
  • Average humidity in September: 48%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (42%).

Average rainfall in September
Bear Lake Hot Springs, ID

Average rainfall in September - Bear Lake Hot Springs, ID
  • Average rainfall in September: 1.14"

The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is July (0.91").

Average rainfall days in September
Bear Lake Hot Springs, ID

Average rainfall days in September - Bear Lake Hot Springs, ID
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in September
Bear Lake Hot Springs, ID

Average snowfall in September - Bear Lake Hot Springs, ID
  • Average snowfall in September: 0.12"

The month with the highest snowfall is March (12.17").
The months with the least snowfall are July and August (0").

Average snowfall days in September
Bear Lake Hot Springs, ID

Average snowfall days in September - Bear Lake Hot Springs, ID
  • Average snowfall days in September: 0.5 days

The month with the highest number of snowfall days is February (20 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in September /
Average sunshine in September
Bear Lake Hot Springs, ID

Average daylight in September / Average sunshine in September - Bear Lake Hot Springs, ID
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 10h and 1min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in September
Bear Lake Hot Springs, ID

Average sunshine days in September - Bear Lake Hot Springs, ID
  • Average sunshine days in September: 17.5 days

The month with the most sunshine days is July (18.4 days).
The month with the least sunshine days is February (8.6 days).

Average UV index in September
Bear Lake Hot Springs, ID

Average UV index in September - Bear Lake Hot Springs, ID
  • Average UV index in September: 3

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

Average cloud cover in September
Bear Lake Hot Springs, ID

Average cloud cover in September - Bear Lake Hot Springs, ID
  • Average cloud cover in September: 17

The month with the most cloud cover is February (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 13).

Average visibility in September
Bear Lake Hot Springs, ID

Average visibility in September - Bear Lake Hot Springs, ID
  • Average visibility in September: 6mi

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

Bear Lake Hot Springs, Idaho, USA

Weather forecast for your location

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