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
Start of September brings a shift in the average high-temperature, falling from August's warm 80.6°F (27°C) to a pleasant 71.1°F (21.7°C). During the nights in September, Meacham records a pronounced shift from the daytime warmth, with a consistent average temperature of 48.2°F (9°C).Humidity
The average relative humidity in September is 53%.Rainfall
In Meacham, in September, it is raining for 7.2 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, there are 127.6 rainfall days, and 24.33" (618mm) of precipitation is accumulated.Snowfall
January through May, 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 0.39" (10mm) of snow. In Meacham, during the entire year, snow falls for 84.8 days and aggregates up to 74.33" (1888mm) of snow.Daylight
The average length of the day in September is 12h and 31min.On the first day of September, sunrise is at 6:16 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:35 pm PDT.
Sunshine
In Meacham, the average sunshine in September is 10.3h.UV index
In September, the average daily maximum UV index in Meacham is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In September, an average UV index of 3 transforms into the following instructions:
Guard yourself - Precautionary measures against sun damage are advocated. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How many days does it rain in September?
When does it start snowing?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Meacham have in September?
What is the UV index intensity in September?
Average temperature in September
Meacham, OR
- Average high temperature in September: 71.1°F
The warmest month (with the highest average high temperature) is August (80.6°F).
The month with the lowest average high temperature is December (34.5°F).
- Average low temperature in September: 48.2°F
The month with the highest average low temperature is August (54.3°F).
The coldest month (with the lowest average low temperature) is December (22.3°F).
Average pressure in September
Meacham, OR
- Average pressure in September: 29.96"Hg
The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).
Average wind speed in September
Meacham, OR
- Average wind speed in September: 4.9mph
The windiest month (with the highest average wind speed) is March (6.7mph).
The calmest month (with the lowest average wind speed) is September (4.9mph).
Average humidity in September
Meacham, OR
- Average humidity in September: 53%
The months with the highest relative humidity are January, February and December (84%).
The month with the lowest relative humidity is August (44%).
Average rainfall in September
Meacham, OR
- Average rainfall in September: 0.79"
The wettest month (with the highest rainfall) is February (3.23").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days in September
Meacham, OR
- Average rainfall days in September: 7.2 days
The month with the highest number of rainy days is March (15.9 days).
The month with the least rainy days is August (4.8 days).
Average snowfall in September
Meacham, OR
- Average snowfall in September: 0.39"
The month with the highest snowfall is February (19.21").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Meacham, OR
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is December (17.7 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Meacham, OR
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 10h and 2min
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: 4h and 36min).
Average sunshine days in September
Meacham, OR
- Average sunshine days in September: 21.5 days
The month with the most sunshine days is July (24.5 days).
The months with the least sunshine days are February and March (8.2 days).
Average UV index in September
Meacham, OR
- 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, March, April, November and December (UV index 2).
Average cloud cover in September
Meacham, OR
- Average cloud cover in September: 19
The month with the most cloud cover is February (Cloud cover 54).
The months with the least cloud cover are July and August (Cloud cover 11).
Average visibility in September
Meacham, OR
- 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).
Meacham, Oregon, USA
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