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 onset corresponds with a shift in the average high-temperature, moving from a moderately hot 81.7°F (27.6°C) in August to an agreeable 70.9°F (21.6°C). A pronounced dip becomes evident during the nights in September as Carey logs a consistent average temperature of 49.1°F (9.5°C).Humidity
The average relative humidity in September is 39%.Rainfall
In Carey, during September, the rain falls for 6.2 days and regularly aggregates up to 0.43" (11mm) of precipitation. Throughout the year, there are 74.4 rainfall days, and 8.03" (204mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall in Carey. September is the first month it typically snows in Carey. Throughout September, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 44.1 snowfall days, and 29.65" (753mm) of snow is accumulated.Daylight
In September, the average length of the day is 12h and 29min.On the first day of September, sunrise is at 7:00 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:17 pm MDT.
Sunshine
In September, the average sunshine in Carey is 9.6h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.Note: The UV index of 4 in September translates into these instructions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Frequently asked questions
What is the temperature in September in Carey?
What is the average humidity in September in Carey?
How much does it rain in Carey in September?
When does it start to snow in Carey?
How many hours of daylight does Carey have in September?
When are sunrise and sunset in September in Carey?
How many hours of sunshine does Carey have in September?
What is the UV index reading in September in Carey?
Average temperature in September
Carey, ID
- Average high temperature in September: 70.9°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (27.9°F).
- Average low temperature in September: 49.1°F
The months with the highest average low temperature are July and August (55.6°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).
Average pressure in September
Carey, ID
- Average pressure in September: 29.94"Hg
The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Carey, ID
- Average wind speed in September: 6.6mph
The windiest months (with the highest average wind speed) are April and June (7.6mph).
The calmest month (with the lowest average wind speed) is December (5.3mph).
Average humidity in September
Carey, ID
- Average humidity in September: 39%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (32%).
Average rainfall in September
Carey, ID
- Average rainfall in September: 0.43"
The wettest month (with the highest rainfall) is February (1.02").
The driest month (with the least rainfall) is July (0.28").
Average rainfall days in September
Carey, ID
- Average rainfall days in September: 6.2 days
The month with the highest number of rainy days is May (12 days).
The month with the least rainy days is January (2.8 days).
Average snowfall in September
Carey, ID
- Average snowfall in September: 0.04"
The month with the highest snowfall is February (7.87").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Carey, ID
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is December (10.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Carey, ID
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 54min).
Average sunshine days in September
Carey, ID
- Average sunshine days in September: 21.2 days
The month with the most sunshine days is October (23.5 days).
The month with the least sunshine days is May (15.6 days).
Average UV index in September
Carey, 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 January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Carey, ID
- Average cloud cover in September: 13
The month with the most cloud cover is December (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 9).
Average visibility in September
Carey, 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).
Carey, Idaho, USA
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