Lyman, WA Weather - Forecast & Monthly Averages

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TEMPERATURE	68
HUMIDITY
PRESSURE
WIND COND.

Weather Quick Facts

The highest monthly average temperature in Lyman for August is 60.9 degrees
The lowest monthly average temperature in Lyman for December is 38.8 degrees
The most monthly precipitation in Lyman occurs in October with 2.9 inches
The air quality index in Lyman is 43% better than the national average
The pollution index in Lyman is 479% worse than the national average

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Lyman 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	35°F	45°F	40°F	1.2"
February	37°F	48°F	41°F	2.3"
March	40°F	51°F	45°F	2.5"
April	42°F	56°F	48°F	0.6"
May	46°F	61°F	53°F	1.2"
June	50°F	66°F	57°F	0.9"
July	52°F	71°F	60°F	0.0"
August	52°F	71°F	61°F	0.0"
September	50°F	66°F	57°F	0.5"
October	45°F	57°F	51°F	2.9"
November	40°F	50°F	44°F	2.4"
December	35°F	44°F	39°F	1.4"

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Lyman 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	Lyman	Washington	National
Air quality index	24	36	42
Pollution index	15,778,900	4,541,850	2,726,193

Lyman air quality

Measurement	Total
Days measured	365
Days with good air quality	361
Days with moderate air quality	4
Days w/ poor A.Q. for sensitive groups	0
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 Lyman temperature with heat index

Lyman monthly precipitation with daily maximum

Lyman monthly snow depth with daily maximum

Lyman monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Lake Cavanaugh, WA	229	24	52.0%
Lake McMurray, WA	488	24	52.0%
Conway, WA	42	24	52.0%
Concrete, WA	939	24	52.0%
Sedro-Woolley, WA	12,262	24	52.0%
Lyman, WA	289	24	52.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Chuichu, AZ	289	74	48.0%
El Nido, CA	289	48	4.0%
Henderson, IL	289	46	8.0%
Evergreen, LA	289	30	40.0%
Venice, LA	289	45	10.0%
Lyman, WA	289	24	52.0%

Source: The Lyman, 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.