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 sees an average high-temperature of an enjoyable 66.6°F (19.2°C), exhibiting a slight fluctuation from the previous month. Raymond throughout September, records an average low-temperature of 49.6°F (9.8°C).Humidity
In Raymond, Washington, the average relative humidity in September is 83%.Rainfall
In Raymond, in September, it is raining for 7.2 days, with typically 0.39" (10mm) of accumulated precipitation. In Raymond, Washington, during the entire year, the rain falls for 126 days and collects up to 8.5" (216mm) of precipitation.Snowfall
April through October and December are months without snowfall.Daylight
The average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 6:35 am and sunset at 7:53 pm. On the last day of September, sunrise is at 7:13 am and sunset at 6:55 pm PDT.
Sunshine
The average sunshine in September in Raymond is 8.2h.UV index
In September, the average daily maximum UV index in Raymond is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 4 during September translates into these guidelines:
Ensure safety - Sun damage prevention is strongly urged. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Frequently asked questions
What are September temperatures in Raymond?
What is the average humidity in September in Raymond?
How many days does it rain in September in Raymond?
When it does not snow in Raymond?
What is the average length of the day in September in Raymond?
When are sunrise and sunset in September in Raymond?
How long on average sun shines in September in Raymond?
What is the UV index reading in September in Raymond?
Average temperature in September
Raymond, WA
- Average high temperature in September: 66.6°F
The warmest month (with the highest average high temperature) is August (70.7°F).
The month with the lowest average high temperature is December (44.1°F).
- Average low temperature in September: 49.6°F
The month with the highest average low temperature is August (51.4°F).
The coldest month (with the lowest average low temperature) is December (36.3°F).
Average pressure in September
Raymond, WA
- Average pressure in September: 30.02"Hg
The months with the highest atmospheric pressure are January, April and July (30.07"Hg).
The month with the lowest atmospheric pressure is March (30.01"Hg).
Average wind speed in September
Raymond, WA
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is January (7mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in September
Raymond, WA
- Average humidity in September: 83%
The months with the highest relative humidity are November and December (88%).
The months with the lowest relative humidity are June and July (80%).
Average rainfall in September
Raymond, WA
- Average rainfall in September: 0.39"
The wettest month (with the highest rainfall) is December (1.46").
The driest months (with the least rainfall) are July and August (0.16").
Average rainfall days in September
Raymond, WA
- Average rainfall days in September: 7.2 days
The months with the highest number of rainy days are March and December (14.4 days).
The month with the least rainy days is August (4.1 days).
Average snowfall in September
Raymond, WA
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").
Average snowfall days in September
Raymond, WA
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Raymond, WA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in September
Raymond, WA
- Average sunshine days in September: 18.7 days
The month with the most sunshine days is August (22.9 days).
The month with the least sunshine days is February (11.5 days).
Average UV index in September
Raymond, WA
- 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 January, February, November and December (UV index 2).
Average cloud cover in September
Raymond, WA
- Average cloud cover in September: 43
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in September
Raymond, WA
- Average visibility in September: 4mi
The months with the highest visibility are January, February, March, April, May, June, October, November and December (5mi).
The months with the lowest visibility are July, August and September (4mi).
Raymond, Washington, USA
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