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
At the onset of September, Hoquiam records an average high-temperature of a refreshing 66.7°F (19.3°C), showing little deviation from the preceding month. During the month of September, an average temperature of 50.5°F (10.3°C) is noted during the nights.Humidity
In Hoquiam, the average relative humidity in September is 82%.Rainfall
In Hoquiam, in September, it is raining for 12 days, with typically 2.24" (57mm) of accumulated precipitation. In Hoquiam, during the entire year, the rain falls for 186.2 days and collects up to 48.78" (1239mm) of precipitation.Snowfall
In Hoquiam, snow does not fall in April through October and December.Daylight
In September, the average length of the day is 12h and 32min.On the first day of the month, sunrise is at 6:36 am and sunset at 7:54 pm. On the last day of September, sunrise is at 7:14 am and sunset at 6:56 pm PDT.
Sunshine
In September, the average sunshine in Hoquiam is 8.3h.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 4 during September leads to these instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Around midday, solar radiation is most harmful; hence, exposure should be limited. Experience reduced UV exposure by about half when donning a wide-brim hat. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Hoquiam in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How long on average sun shines in September in Hoquiam?
What are the months with the highest UV index?
What is the UV index intensity in September?
Average temperature in September
Hoquiam, WA
- Average high temperature in September: 66.7°F
The warmest month (with the highest average high temperature) is August (69.4°F).
The month with the lowest average high temperature is December (45.1°F).
- Average low temperature in September: 50.5°F
The month with the highest average low temperature is August (52°F).
The coldest month (with the lowest average low temperature) is December (37.6°F).
Average pressure in September
Hoquiam, WA
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is July (30.08"Hg).
The month with the lowest atmospheric pressure is March (30.01"Hg).
Average wind speed in September
Hoquiam, WA
- Average wind speed in September: 5.3mph
The windiest month (with the highest average wind speed) is January (8.2mph).
The calmest month (with the lowest average wind speed) is September (5.3mph).
Average humidity in September
Hoquiam, WA
- Average humidity in September: 82%
The months with the highest relative humidity are November and December (87%).
The month with the lowest relative humidity is July (79%).
Average rainfall in September
Hoquiam, WA
- Average rainfall in September: 2.24"
The wettest month (with the highest rainfall) is December (7.99").
The driest month (with the least rainfall) is July (0.43").
Average rainfall days in September
Hoquiam, WA
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is March (21.8 days).
The month with the least rainy days is August (6.7 days).
Average snowfall in September
Hoquiam, WA
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").
Average snowfall days in September
Hoquiam, WA
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).
Average daylight in September /
Average sunshine in September
Hoquiam, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Hoquiam, WA
- Average sunshine days in September: 15.4 days
The month with the most sunshine days is August (21.4 days).
The months with the least sunshine days are February and November (8 days).
Average UV index in September
Hoquiam, WA
- Average UV index in September: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Hoquiam, WA
- Average cloud cover in September: 42
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 36).
Average visibility in September
Hoquiam, WA
- Average visibility in September: 5mi
The months with the highest visibility are March and April (6mi).
The month with the lowest visibility is August (4mi).
Hoquiam, Washington, USA
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