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
Owyhee's weather changes with the onset of September, slightly falling from a warm 79°F (26.1°C) in August to an agreeable 69.1°F (20.6°C). In September, Owyhee records an average nighttime temperature of 48.2°F (9°C).Humidity
In Owyhee, the average relative humidity in September is 37%.Rainfall
In Owyhee, Nevada, in September, it is raining for 7.4 days, with typically 0.67" (17mm) of accumulated precipitation. In Owyhee, Nevada, during the entire year, the rain falls for 92.8 days and collects up to 15.2" (386mm) of precipitation.Snowfall
Months with snowfall are January through June, September through December. September is the first month it typically snows in Owyhee. Throughout September, in the average 0.6 snowfall days, it receives 0.35" (9mm) of snow. In Owyhee, during the entire year, snow falls for 94.1 days and aggregates up to 71.42" (1814mm) of snow.Daylight
In September, the average length of the day is 12h and 28min.On the first day of the month, sunrise is at 6:10 am and sunset at 7:17 pm. On the last day of September, in Owyhee, sunrise is at 6:41 am and sunset at 6:27 pm PDT.
Sunshine
In Owyhee, the average sunshine in September is 10.2h.UV index
The average daily maximum UV index in September in Owyhee is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 4 in September translates into these instructions:
Prioritize safety - Recommendations to avert sunburn are shared. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
What are September temperatures in Owyhee?
What is the average humidity in September in Owyhee?
How many days does it rain in September in Owyhee?
When does it start to snow in Owyhee?
How many hours of daylight does Owyhee have in September?
What time are sunrise and sunset in September in Owyhee?
How many hours of sunshine does Owyhee have in September?
What is the UV index intensity in September in Owyhee?
Average temperature in September
Owyhee, NV
- Average high temperature in September: 69.1°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is December (28.4°F).
- Average low temperature in September: 48.2°F
The month with the highest average low temperature is July (55.2°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).
Average pressure in September
Owyhee, NV
- Average pressure in September: 29.92"Hg
The month with the highest atmospheric pressure is January (30.26"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in September
Owyhee, NV
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in September
Owyhee, NV
- Average humidity in September: 37%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (31%).
Average rainfall in September
Owyhee, NV
- Average rainfall in September: 0.67"
The wettest month (with the highest rainfall) is December (2.05").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in September
Owyhee, NV
- Average rainfall days in September: 7.4 days
The month with the highest number of rainy days is May (12.3 days).
The month with the least rainy days is December (5 days).
Average snowfall in September
Owyhee, NV
- Average snowfall in September: 0.35"
The month with the highest snowfall is December (14.69").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Owyhee, NV
- Average snowfall days in September: 0.6 days
The month with the highest number of snowfall days is December (17.1 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Owyhee, NV
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 10h and 1min
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 24min).
Average sunshine days in September
Owyhee, NV
- Average sunshine days in September: 20.7 days
The month with the most sunshine days is August (22.4 days).
The month with the least sunshine days is April (11.4 days).
Average UV index in September
Owyhee, NV
- 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 November (UV index 1).
Average cloud cover in September
Owyhee, NV
- Average cloud cover in September: 14
The month with the most cloud cover is February (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 11).
Average visibility in September
Owyhee, NV
- 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).
Owyhee, Nevada, USA
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