September weather forecast
Culdesac, ID

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Culdesac, Idaho, with temperature in the range of an average low of 52.5°F (11.4°C) and an average high of 75.2°F (24°C).

Temperature

Culdesac's transition into September involves a shift in temperature, receding from a moderately hot 85.1°F (29.5°C) in August to a still warm 75.2°F (24°C). Culdesac anticipates a pronounced temperature drop from daily highs during the nights of September, with an average low of 52.5°F (11.4°C).

Humidity

In Culdesac, the average relative humidity in September is 46%.

Rainfall

In Culdesac, in September, it is raining for 5.3 days, with typically 0.35" (9mm) of accumulated precipitation. Throughout the year, in Culdesac, there are 112.5 rainfall days, and 9.09" (231mm) of precipitation is accumulated.

Snowfall

In Culdesac, snow does not fall in June through September.

Daylight

In September, the average length of the day is 12h and 32min.
On the first day of September in Culdesac, sunrise is at 6:08 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:27 pm PDT.

Sunshine

In September, the average sunshine is 10.4h.

UV index

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: A maximum high daily UV index of 4 during September translates into the following directions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

What is the temperature in September in Culdesac?

The average high-temperature and low-temperature during September are 75.2°F (24°C) and 52.5°F (11.4°C) respectively. In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is computed to be 84.2°F (29°C).

What is the average humidity in September in Culdesac?

In Culdesac, Idaho, the average relative humidity in September is 46%.

How much does it rain in Culdesac in September?

In Culdesac, Idaho, in September, it is raining for 5.3 days, with typically 0.35" (9mm) of accumulated precipitation.

When it does not snow in Culdesac?

In Culdesac, snow does not fall in June through September.

Does it snow in Culdesac in September?

In Culdesac, Idaho, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Culdesac have in September?

In September, the average day length is 12h and 32min.

When is the sunrise / sunset in September in Culdesac?

On the first day of September in Culdesac, sunrise is at 6:08 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:27 pm PDT.

How long on average sun shines in September in Culdesac?

The average sunshine duration in September is 10.4h.

What is the UV index intensity in September in Culdesac?

The average daily maximum UV index in September in Culdesac, Idaho, is 4. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Culdesac, ID

Average temperature in September - Culdesac, ID
  • Average high temperature in September: 75.2°F

The warmest month (with the highest average high temperature) is August (85.1°F).
The month with the lowest average high temperature is December (35.8°F).

  • Average low temperature in September: 52.5°F

The month with the highest average low temperature is August (59.2°F).
The coldest month (with the lowest average low temperature) is December (24.3°F).

Average pressure in September
Culdesac, ID

Average pressure in September - Culdesac, ID
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.2"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

Average wind speed in September
Culdesac, ID

Average wind speed in September - Culdesac, ID
  • Average wind speed in September: 4.2mph

The windiest month (with the highest average wind speed) is April (5.7mph).
The calmest months (with the lowest average wind speed) are August and September (4.2mph).

Average humidity in September
Culdesac, ID

Average humidity in September - Culdesac, ID
  • Average humidity in September: 46%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (39%).

Average rainfall in September
Culdesac, ID

Average rainfall in September - Culdesac, ID
  • Average rainfall in September: 0.35"

The wettest month (with the highest rainfall) is May (1.3").
The driest month (with the least rainfall) is August (0.31").

Average rainfall days in September
Culdesac, ID

Average rainfall days in September - Culdesac, ID
  • Average rainfall days in September: 5.3 days

The month with the highest number of rainy days is April (13.8 days).
The month with the least rainy days is August (4.7 days).

Average snowfall in September
Culdesac, ID

Average snowfall in September - Culdesac, ID
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.2").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Culdesac, ID

Average snowfall days in September - Culdesac, ID
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Culdesac, ID
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in September: 10h and 2min

The month with the most sunshine is August (Average sunshine: 12h and 6min).
The months with the least sunshine are January and February (Average sunshine: 5h and 12min).

Average sunshine days in September
Culdesac, ID

Average sunshine days in September - Culdesac, ID
  • Average sunshine days in September: 23.5 days

The months with the most sunshine days are July and September (23.5 days).
The months with the least sunshine days are February and April (13.8 days).

Average UV index in September
Culdesac, ID

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

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Culdesac, ID

Average cloud cover in September - Culdesac, ID
  • Average cloud cover in September: 18

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 12).

Average visibility in September
Culdesac, ID

Average visibility in September - Culdesac, 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).

Culdesac, Idaho, USA

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