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
With the onset of September, North Omak's average high-temperature adjusts, receding from August's warm 82.4°F (28°C) to an agreeable 70.9°F (21.6°C). North Omak's average nighttime temperature descends significantly from the day's peak in September, settling at a frosty 47.3°F (8.5°C).Humidity
In North Omak, the average relative humidity in September is 52%.Rainfall
In North Omak, during September, the rain falls for 5.3 days and regularly aggregates up to 0.51" (13mm) of precipitation. In North Omak, during the entire year, the rain falls for 90.2 days and collects up to 7.56" (192mm) of precipitation.Snowfall
May through October are months without snowfall in North Omak.Daylight
In September, the average length of the day is 12h and 34min.On the first day of September, sunrise is at 6:16 am and sunset at 7:38 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:38 pm PDT.
Sunshine
The average sunshine in September is 10.8h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the UV index of 4 transforms into the following advice:
Undertake precautions - Guarding against sun damage is counselled. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Frequently asked questions
What is the average September temperature in North Omak?
What is the average humidity in September in North Omak?
How much does it rain in North Omak in September?
When it does not snow in North Omak?
What is the average length of the day in September in North Omak?
When is the sunrise / sunset in September in North Omak?
How many hours of sunshine does North Omak have in September?
What is the UV index reading in September in North Omak?
Average temperature in September
North Omak, WA
- Average high temperature in September: 70.9°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is December (30.4°F).
- Average low temperature in September: 47.3°F
The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is December (18.1°F).
Average pressure in September
North Omak, WA
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).
Average wind speed in September
North Omak, WA
- Average wind speed in September: 4.7mph
The windiest month (with the highest average wind speed) is April (5.1mph).
The calmest month (with the lowest average wind speed) is January (4mph).
Average humidity in September
North Omak, WA
- Average humidity in September: 52%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are July and August (42%).
Average rainfall in September
North Omak, WA
- Average rainfall in September: 0.51"
The wettest month (with the highest rainfall) is December (0.94").
The driest months (with the least rainfall) are July and August (0.2").
Average rainfall days in September
North Omak, WA
- Average rainfall days in September: 5.3 days
The month with the highest number of rainy days is March (11.5 days).
The month with the least rainy days is August (2.8 days).
Average snowfall in September
North Omak, WA
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.39").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
North Omak, WA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (8.4 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
North Omak, WA
- Average daylight in September: 12h and 4min
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: 10h and 5min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in September
North Omak, WA
- Average sunshine days in September: 23.4 days
The month with the most sunshine days is August (26.3 days).
The month with the least sunshine days is November (15.4 days).
Average UV index in September
North Omak, WA
- 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
North Omak, WA
- Average cloud cover in September: 18
The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility in September
North Omak, WA
- 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).
North Omak, Washington, USA
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