Rosalia, WA Weather - Forecast & Monthly Averages

TEMPERATURE	38
HUMIDITY	99
PRESSURE
WIND COND.	33 8

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Weather Quick Facts

The highest monthly average temperature in Rosalia for July is 72.7 degrees
The lowest monthly average temperature in Rosalia for December is 27.6 degrees
The most monthly precipitation in Rosalia occurs in December with 2.9 inches
The air quality index in Rosalia is 2% worse than the national average
The pollution index in Rosalia is 18% better than the national average

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Rosalia 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	22°F	36°F	28°F	2.0"
February	25°F	41°F	33°F	1.4"
March	31°F	50°F	40°F	2.6"
April	35°F	59°F	47°F	1.1"
May	43°F	70°F	56°F	1.4"
June	50°F	76°F	63°F	1.5"
July	57°F	88°F	73°F	0.4"
August	56°F	87°F	71°F	0.4"
September	48°F	76°F	61°F	0.6"
October	38°F	60°F	48°F	1.6"
November	29°F	45°F	36°F	2.2"
December	21°F	34°F	28°F	2.9"

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Rosalia 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	Rosalia	Washington	National
Air quality index	43	36	42
Pollution index	2,233,350	4,541,850	2,726,193

Rosalia air quality

Measurement	Total
Days measured	365
Days with good air quality	252
Days with moderate air quality	111
Days w/ poor A.Q. for sensitive groups	2
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.002%
Benzene	0.030%
Carbon Tetrachloride	0.002%
Lead	0.003%
Mercury	0.001%

Average monthly Rosalia temperature with heat index

Rosalia monthly precipitation with daily maximum

Rosalia monthly snow depth with daily maximum

Rosalia monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Tekoa, WA	776	18	64.0%
Oakesdale, WA	412	18	64.0%
St. John, WA	612	18	64.0%
Fairfield, WA	485	43	14.0%
Latah, WA	195	43	14.0%
Rosalia, WA	648	43	14.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Minden, IA	648	40	20.0%
Rolfe, IA	648	15	70.0%
Waldron, IN	648	41	18.0%
Fort Jesup, LA	648	30	40.0%
Edgerton, MO	648	43	14.0%
Rosalia, WA	648	43	14.0%

Source: The Rosalia, 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.