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 September's advent, Lakeside, Oregon, sees an average high-temperature of a comfortable 66.9°F (19.4°C), subtly shifted from August's 68.5°F (20.3°C). During September, the average low-temperature is recorded at a cool 50.2°F (10.1°C).Humidity
In Lakeside, the average relative humidity in September is 82%.Rainfall
In September, the rain falls for 8.1 days. Throughout September, 1.22" (31mm) of precipitation is accumulated. In Lakeside, during the entire year, the rain falls for 156.2 days and collects up to 34.17" (868mm) of precipitation.Snowfall
March through October and December are months without snowfall.Daylight
The average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:41 am and sunset at 7:51 pm. On the last day of September, sunrise is at 7:14 am and sunset at 6:58 pm PDT.
Sunshine
The average sunshine in September is 9.4h.UV index
In Lakeside, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Act with care - The need to guard against sun damage is communicated. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September in Lakeside?
How many days does it rain in September?
When it does not snow in Lakeside?
How many hours of daylight does Lakeside have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Lakeside have in September?
What is the UV index intensity in September?
Average temperature in September
Lakeside, OR
- Average high temperature in September: 66.9°F
The warmest month (with the highest average high temperature) is August (68.5°F).
The month with the lowest average high temperature is December (48.7°F).
- Average low temperature in September: 50.2°F
The month with the highest average low temperature is August (51.4°F).
The coldest month (with the lowest average low temperature) is February (40.3°F).
Average pressure in September
Lakeside, OR
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is September (30.01"Hg).
Average wind speed in September
Lakeside, OR
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in September
Lakeside, OR
- Average humidity in September: 82%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is October (81%).
Average rainfall in September
Lakeside, OR
- Average rainfall in September: 1.22"
The wettest month (with the highest rainfall) is December (6.06").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in September
Lakeside, OR
- Average rainfall days in September: 8.1 days
The month with the highest number of rainy days is March (19 days).
The month with the least rainy days is July (3.8 days).
Average snowfall in September
Lakeside, OR
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.55").
The months with the least snowfall are March, April, May, June, July, August, September, October and December (0").
Average snowfall days in September
Lakeside, OR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and December (0 days).
Average daylight in September /
Average sunshine in September
Lakeside, OR
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in September
Lakeside, OR
- Average sunshine days in September: 20.5 days
The month with the most sunshine days is July (25.1 days).
The month with the least sunshine days is February (9.9 days).
Average UV index in September
Lakeside, OR
- Average UV index in September: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February, November and December (UV index 2).
Average cloud cover in September
Lakeside, OR
- Average cloud cover in September: 32
The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are July and September (Cloud cover 32).
Average visibility in September
Lakeside, OR
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, October, November and December (6mi).
The month with the lowest visibility is August (4mi).
Lakeside, Oregon, USA
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