September weather forecastLaclede, ID
September
Weather in September
September, the first month of the autumn in Laclede, is still a pleasant month, with temperature in the range of an average low of 43.5°F (6.4°C) and an average high of 69.6°F (20.9°C).Temperature
September brings a drop in Laclede's average high-temperature, falling from a warm 81°F (27.2°C) in August to an agreeable 69.6°F (20.9°C). In stark contrast to the day's heat, the temperature dips to an average of 43.5°F (6.4°C) during September nights.Humidity
The average relative humidity in September in Laclede is 60%.Rainfall
In September, the rain falls for 8.2 days. Throughout September, 0.83" (21mm) of precipitation is accumulated. In Laclede, Idaho, during the entire year, the rain falls for 140.8 days and collects up to 23.03" (585mm) of precipitation.Snowfall
January through April, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 0.43" (11mm) of snow. In Laclede, during the entire year, snow falls for 77 days and aggregates up to 59.17" (1503mm) of snow.Daylight
In Laclede, Idaho, the average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 6:06 am and sunset at 7:27 pm. On the last day of September, sunrise is at 6:46 am and sunset at 6:27 pm PDT.
Sunshine
In September, the average sunshine in Laclede is 9.7h.UV index
In Laclede, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: A maximum UV index of 3 in September translates into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. When the Sun is at its strongest around midday, find shade and limit exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Laclede, ID
- Average high temperature in September: 69.6°F
The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (29.5°F).
- Average low temperature in September: 43.5°F
The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is December (19.6°F).
Average pressure in September
Laclede, ID
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June and August (29.92"Hg).
Average wind speed in September
Laclede, ID
- Average wind speed in September: 3.9mph
The windiest month (with the highest average wind speed) is April (4.5mph).
The calmest month (with the lowest average wind speed) is December (3.3mph).
Average humidity in September
Laclede, ID
- Average humidity in September: 60%
The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (51%).
Average rainfall in September
Laclede, ID
- Average rainfall in September: 0.83"
The wettest month (with the highest rainfall) is January (3.31").
The driest month (with the least rainfall) is August (0.31").
Average rainfall days in September
Laclede, ID
- Average rainfall days in September: 8.2 days
The month with the highest number of rainy days is March (18.7 days).
The month with the least rainy days is August (3.9 days).
Average snowfall in September
Laclede, ID
- Average snowfall in September: 0.43"
The month with the highest snowfall is January (17.44").
The months with the least snowfall are May, June, July and August (0").
Average snowfall days in September
Laclede, ID
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is December (17.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Laclede, ID
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 9h and 42min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 3h and 12min).
Average sunshine days in September
Laclede, ID
- Average sunshine days in September: 20.3 days
The month with the most sunshine days is August (25.1 days).
The months with the least sunshine days are February and March (7.8 days).
Average UV index in September
Laclede, ID
- Average UV index in September: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in September
Laclede, ID
- Average cloud cover in September: 24
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in September
Laclede, ID
- Average visibility in September: 6mi
The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February and December (3mi).





