West Branch, IA Weather - Forecast & Monthly Averages

TEMPERATURE	39
HUMIDITY	62
PRESSURE	101660
WIND COND.	310 29.5

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Weather Quick Facts

The highest monthly average temperature in West Branch for July is 75.4 degrees
The lowest monthly average temperature in West Branch for January is 22.5 degrees
The most monthly precipitation in West Branch occurs in June with 6.1 inches
The air quality index in West Branch is 17% better than the national average
The pollution index in West Branch is 68% better than the national average

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West Branch 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	15°F	32°F	23°F	1.0"
February	17°F	35°F	25°F	1.1"
March	30°F	51°F	39°F	2.4"
April	41°F	64°F	52°F	4.8"
May	51°F	74°F	62°F	4.6"
June	62°F	84°F	73°F	6.1"
July	66°F	86°F	75°F	4.7"
August	64°F	84°F	73°F	4.5"
September	55°F	78°F	66°F	3.3"
October	43°F	65°F	53°F	3.3"
November	31°F	51°F	40°F	1.9"
December	19°F	35°F	27°F	1.9"

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West Branch 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	West Branch	Iowa	National
Air quality index	35	39	42
Pollution index	876,996	1,154,535	2,726,193

West Branch air quality

Measurement	Total
Days measured	364
Days with good air quality	278
Days with moderate air quality	86
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.000%
Benzene	0.010%
Carbon Tetrachloride	0.001%
Lead	0.000%
Mercury	0.000%

Average monthly West Branch temperature with heat index

West Branch monthly precipitation with daily maximum

West Branch monthly snow depth with daily maximum

West Branch monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Atalissa, IA	353	32	36.0%
Rochester, IA	97	32	36.0%
Nichols, IA	376	32	36.0%
West Liberty, IA	3,750	32	36.0%
Coralville, IA	21,630	35	30.0%
West Branch, IA	2,357	35	30.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Anchorage, KY	2,357	49	2.0%
Fall City, WA	2,357	45	10.0%
Kenilworth, IL	2,356	55	10.0%
White Hall, IL	2,356	40	20.0%
Milford, ME	2,356	31	38.0%
West Branch, IA	2,357	35	30.0%

Source: The West Branch, IA 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.