September weather forecast
Almo, ID

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Weather in September

The first month of the autumn, September, is also an agreeable month in Almo, Idaho, with an average temperature varying between 52.5°F (11.4°C) and 73.2°F (22.9°C).

Temperature

Transition from August to September is accompanied by a temperature drop, with average high-temperatures decreasing from a warm 83.7°F (28.7°C) to an agreeable 73.2°F (22.9°C). In Almo, an average low-temperature of 52.5°F (11.4°C) is recorded during September nights.

Humidity

In Almo, Idaho, the average relative humidity in September is 37%.

Rainfall

In Almo, Idaho, during September, the rain falls for 6.8 days and regularly aggregates up to 0.63" (16mm) of precipitation. Throughout the year, there are 106.9 rainfall days, and 11.42" (290mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, September through December. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.39" (10mm) of snow. Throughout the year, there are 56.6 snowfall days, and 33.74" (857mm) of snow is accumulated.

Daylight

The average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 7:00 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:17 pm MDT.

Sunshine

The average sunshine in September is 9.7h.

UV index

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 4 in September translates into these instructions:
Take precautions - Protection against skin and eye damage is obliged. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

September temperatures vary between a high-temperature of 73.2°F (22.9°C) and a low-temperature of 52.5°F (11.4°C).

What is the average humidity in September?

In September, the average relative humidity is 37%.

How much does it rain in September?

In Almo, in September, during 6.8 rainfall days, 0.63" (16mm) of precipitation is typically accumulated.

When does it start to snow?

September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.39" (10mm) of snow.

How many hours of daylight does Almo have in September?

The average day length in September is 12h and 28min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 7:00 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:17 pm MDT.

How many hours of sunshine does Almo have in September?

In September, the average sunshine duration is 9.7h.

What is the UV index reading in September?

In Almo, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Almo, ID

Average temperature in September - Almo, ID
  • Average high temperature in September: 73.2°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (30.9°F).

  • Average low temperature in September: 52.5°F

The month with the highest average low temperature is July (60.1°F).
The coldest months (with the lowest average low temperature) are January and December (19.8°F).

Average pressure in September
Almo, ID

Average pressure in September - Almo, ID
  • Average pressure in September: 29.94"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in September
Almo, ID

Average wind speed in September - Almo, ID
  • Average wind speed in September: 6.4mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in September
Almo, ID

Average humidity in September - Almo, ID
  • Average humidity in September: 37%

The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are July and August (32%).

Average rainfall in September
Almo, ID

Average rainfall in September - Almo, ID
  • Average rainfall in September: 0.63"

The wettest month (with the highest rainfall) is March (1.46").
The driest month (with the least rainfall) is August (0.35").

Average rainfall days in September
Almo, ID

Average rainfall days in September - Almo, ID
  • Average rainfall days in September: 6.8 days

The month with the highest number of rainy days is April (14.3 days).
The month with the least rainy days is August (5.3 days).

Average snowfall in September
Almo, ID

Average snowfall in September - Almo, ID
  • Average snowfall in September: 0.39"

The month with the highest snowfall is January (9.21").
The months with the least snowfall are July and August (0").

Average snowfall days in September
Almo, ID

Average snowfall days in September - Almo, ID
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is December (14.6 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in September /
Average sunshine in September
Almo, ID

Average daylight in September / Average sunshine in September - Almo, 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: 9h and 4min

The months with the most sunshine are June, July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

Average sunshine days in September
Almo, ID

Average sunshine days in September - Almo, ID
  • Average sunshine days in September: 21.4 days

The month with the most sunshine days is August (23 days).
The month with the least sunshine days is April (13 days).

Average UV index in September
Almo, ID

Average UV index in September - Almo, ID
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in September
Almo, ID

Average cloud cover in September - Almo, ID
  • Average cloud cover in September: 14

The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are July and August (Cloud cover 11).

Average visibility in September
Almo, ID

Average visibility in September - Almo, ID
  • Average visibility in September: 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, February and December (5mi).

Almo, Idaho, USA

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