Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September's arrival corresponds with a decrease in average high-temperatures, from August's 82.6°F (28.1°C) to a still warm 73.4°F (23°C). With a significant daily temperature differential, Weippe's nighttime temperature in September falls to an average of 47.3°F (8.5°C).Humidity
The average relative humidity in September in Weippe is 54%.Rainfall
In Weippe, during September, the rain falls for 7.8 days and regularly aggregates up to 0.87" (22mm) of precipitation. Throughout the year, there are 156.5 rainfall days, and 21.38" (543mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall in Weippe.Daylight
In September, the average length of the day in Weippe is 12h and 32min.On the first day of the month, sunrise is at 6:05 am and sunset at 7:21 pm. On the last day of September, in Weippe, Idaho, sunrise is at 6:42 am and sunset at 6:24 pm PDT.
Sunshine
The average sunshine in September is 10h.UV index
In September, the average daily maximum UV index in Weippe is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Weippe in September?
What is the average humidity in September in Weippe?
How much does it rain in Weippe in September?
When it does not snow in Weippe?
Does it snow in Weippe in September?
What is the average length of the day in September in Weippe?
When are sunrise and sunset in September in Weippe?
How many hours of sunshine does Weippe have in September?
What is the UV index reading in September in Weippe?
Average temperature in September
Weippe, ID
- Average high temperature in September: 73.4°F
The warmest month (with the highest average high temperature) is August (82.6°F).
The month with the lowest average high temperature is December (34°F).
- Average low temperature in September: 47.3°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 (22.3°F).
Average pressure in September
Weippe, ID
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is January (30.21"Hg).
The months with the lowest atmospheric pressure are June and August (29.94"Hg).
Average wind speed in September
Weippe, ID
- Average wind speed in September: 3.7mph
The windiest month (with the highest average wind speed) is March (4.4mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).
Average humidity in September
Weippe, ID
- Average humidity in September: 54%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (48%).
Average rainfall in September
Weippe, ID
- Average rainfall in September: 0.87"
The wettest month (with the highest rainfall) is March (2.56").
The driest month (with the least rainfall) is July (0.43").
Average rainfall days in September
Weippe, ID
- Average rainfall days in September: 7.8 days
The month with the highest number of rainy days is March (19.6 days).
The month with the least rainy days is August (5.4 days).
Average snowfall in September
Weippe, ID
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.86").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Weippe, ID
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (8.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Weippe, 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 0min
The month with the most sunshine is August (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 54min).
Average sunshine days in September
Weippe, ID
- Average sunshine days in September: 20.3 days
The month with the most sunshine days is July (23.2 days).
The month with the least sunshine days is April (9.1 days).
Average UV index in September
Weippe, ID
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in September
Weippe, ID
- Average cloud cover in September: 20
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in September
Weippe, ID
- Average visibility in September: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Weippe, Idaho, USA
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