September weather forecast
Lenore, ID

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Weather in September

September, the first month of the autumn in Lenore, is also a moderately hot month, with an average temperature ranging between max 73.9°F (23.3°C) and min 48°F (8.9°C).

Temperature

In Lenore, the average high-temperature in September drops from a moderately hot 84.7°F (29.3°C) in August to a still warm 73.9°F (23.3°C). Lenore's nights in September are distinguished by a pronounced temperature shift from the day, with an average low of 48°F (8.9°C).

Humidity

The average relative humidity in September in Lenore is 53%.

Rainfall

In September, in Lenore, the rain falls for 7.2 days. Throughout September, 0.71" (18mm) of precipitation is accumulated. Throughout the year, there are 146.2 rainfall days, and 21.65" (550mm) of precipitation is accumulated.

Snowfall

In Lenore, snow does not fall in May through September.

Daylight

In Lenore, the average length of the day in September is 12h and 32min.
On the first day of the month, sunrise is at 6:07 am and sunset at 7:24 pm. On the last day of September, in Lenore, Idaho, sunrise is at 6:44 am and sunset at 6:27 pm PDT.

Sunshine

In Lenore, Idaho, the average sunshine in September is 9.9h.

UV index

The average daily maximum UV index in September in Lenore, Idaho, is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. The solar radiation around mid-day is intense; avoid the Sun and stay safe. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Updated: Feb 12, 2024 | Published by: Weather U.S. | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the average September temperature in Lenore?

The average high-temperature and low-temperature in Lenore during September are 73.9°F (23.3°C) and 48°F (8.9°C) respectively. In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, is estimated at 86°F (30°C).

What is the average humidity in September in Lenore?

In September, the average relative humidity in Lenore is 53%.

How many days does it rain in September in Lenore?

In Lenore, during September, the rain falls for 7.2 days and regularly aggregates up to 0.71" (18mm) of precipitation.

When it does not snow in Lenore?

In Lenore, snow does not fall in May through September.

Does it snow in Lenore in September?

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

What is the average length of the day in September in Lenore?

The average day length in September is 12h and 32min.

When are sunrise and sunset in September in Lenore?

In September, on the first day of the month, sunrise is at 6:07 am and sunset at 7:24 pm. On the last day of the month, in Lenore, Idaho, sunrise is at 6:44 am and sunset at 6:27 pm PDT.

How many hours of sunshine does Lenore have in September?

In Lenore, the average sunshine duration in September is 9.9h.

How high is the UV index in September in Lenore?

The average daily maximum UV index in September in Lenore, Idaho, is 4. A UV Index of 3 to 5 symbolizes 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
Lenore, ID

Average temperature in September - Lenore, ID
  • Average high temperature in September: 73.9°F

The warmest month (with the highest average high temperature) is August (84.7°F).
The month with the lowest average high temperature is December (34.2°F).

  • Average low temperature in September: 48°F

The month with the highest average low temperature is August (53.2°F).
The coldest month (with the lowest average low temperature) is December (22.8°F).

Average pressure in September
Lenore, ID

Average pressure in September - Lenore, ID
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.2"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).

Average wind speed in September
Lenore, ID

Average wind speed in September - Lenore, ID
  • Average wind speed in September: 3.7mph

The windiest month (with the highest average wind speed) is April (4.6mph).
The calmest month (with the lowest average wind speed) is September (3.7mph).

Average humidity in September
Lenore, ID

Average humidity in September - Lenore, ID
  • Average humidity in September: 53%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (46%).

Average rainfall in September
Lenore, ID

Average rainfall in September - Lenore, ID
  • Average rainfall in September: 0.71"

The wettest months (with the highest rainfall) are January and March (2.8").
The driest month (with the least rainfall) is August (0.31").

Average rainfall days in September
Lenore, ID

Average rainfall days in September - Lenore, ID
  • Average rainfall days in September: 7.2 days

The month with the highest number of rainy days is March (19 days).
The month with the least rainy days is August (4.4 days).

Average snowfall in September
Lenore, ID

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

The month with the highest snowfall is February (6.57").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Lenore, ID

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

The month with the highest number of snowfall days is December (10.8 days).
The months with the least snowfall days are June, July and August (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in September: 9h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in September
Lenore, ID

Average sunshine days in September - Lenore, ID
  • Average sunshine days in September: 21.6 days

The month with the most sunshine days is July (24.7 days).
The month with the least sunshine days is February (8.4 days).

Average UV index in September
Lenore, ID

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

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

Average cloud cover in September
Lenore, ID

Average cloud cover in September - Lenore, ID
  • Average cloud cover in September: 21

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 13).

Average visibility in September
Lenore, ID

Average visibility in September - Lenore, ID
  • Average visibility in September: 6mi

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

Lenore, Idaho, USA

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