Hat Island, WA Weather - Forecast & Monthly Averages

TEMPERATURE	48
HUMIDITY	71
PRESSURE	101390
WIND COND.	150 13

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Weather Quick Facts

The highest monthly average temperature in Hat Island for August is 63.5 degrees
The lowest monthly average temperature in Hat Island for December is 39.4 degrees
The most monthly precipitation in Hat Island occurs in November with 5.7 inches
The air quality index in Hat Island is 7% worse than the national average
The pollution index in Hat Island is 479% worse than the national average

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Hat Island Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
Month	Temp. _(min)	Temp. _(max)	Temp. _(avg)	Precipitation
January	36°F	46°F	41°F	3.8"
February	37°F	49°F	42°F	2.7"
March	39°F	52°F	45°F	4.4"
April	42°F	57°F	48°F	2.8"
May	47°F	64°F	54°F	2.2"
June	51°F	68°F	58°F	1.8"
July	55°F	74°F	63°F	0.7"
August	56°F	75°F	63°F	0.9"
September	53°F	69°F	59°F	2.0"
October	47°F	59°F	52°F	3.6"
November	40°F	51°F	45°F	5.7"
December	35°F	44°F	39°F	4.9"

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Hat Island air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
Index	Hat Island	Washington	National
Air quality index	45	36	42
Pollution index	15,778,900	4,541,850	2,726,193

Hat Island air quality

Measurement	Total
Days measured	365
Days with good air quality	236
Days with moderate air quality	127
Days w/ poor A.Q. for sensitive groups	2
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.010%
Benzene	0.270%
Carbon Tetrachloride	0.040%
Lead	0.160%
Mercury	0.003%

Average monthly Hat Island temperature with heat index

Hat Island monthly precipitation with daily maximum

Hat Island monthly snow depth with daily maximum

Hat Island monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Cavalero, WA	5,395	24	52.0%
North Marysville, WA	138	24	52.0%
Kayak Point, WA	1,500	24	52.0%
Freeland, WA	1,883	24	52.0%
Marysville, WA	69,629	24	52.0%
Hat Island, WA	61	45	10.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Klukwan, AK	61	20	60.0%
Jennette, AR	61	45	10.0%
Yucca, AZ	61	13	74.0%
Mount Hebron, CA	61	29	42.0%
Rodriguez Camp, CA	61	67	34.0%
Hat Island, WA	61	45	10.0%

Source: The Hat Island, WA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.