Jefferson City, MO Weather - Forecast & Monthly Averages

TEMPERATURE	66
HUMIDITY	75
PRESSURE	100680
WIND COND.	160 11.2

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Weather Quick Facts

The highest monthly average temperature in Jefferson City for August is 80.1 degrees
The lowest monthly average temperature in Jefferson City for January is 33.1 degrees
The most monthly precipitation in Jefferson City occurs in August with 13.2 inches
The air quality index in Jefferson City is 7% better than the national average
The pollution index in Jefferson City is 46% better than the national average

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Jefferson City 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	26°F	43°F	33°F	9.7"
February	27°F	46°F	35°F	3.9"
March	38°F	62°F	49°F	4.6"
April	45°F	68°F	56°F	6.4"
May	57°F	79°F	68°F	3.6"
June	66°F	87°F	76°F	8.9"
July	67°F	90°F	79°F	2.3"
August	70°F	91°F	80°F	13.2"
September	61°F	83°F	71°F	7.3"
October	49°F	71°F	59°F	4.0"
November	37°F	59°F	47°F	4.3"
December	26°F	43°F	34°F	4.1"

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Jefferson City 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	Jefferson City	Missouri	National
Air quality index	39	97	42
Pollution index	1,482,560	1,630,255	2,726,193

Jefferson City air quality information

Measurement	Total
Days measured	245
Days with good air quality	238
Days with moderate air quality	7
Days w/ poor A.Q. for sensitive groups	0
Days with unhealthy air quality	0

Jefferson City air quality information

Pollutant	Total
Arsenic	0.002%
Benzene	0.030%
Carbon Tetrachloride	0.002%
Lead	0.010%
Mercury	0.000%

Average monthly Jefferson City temperature with heat index

Jefferson City monthly precipitation with daily maximum

Jefferson City monthly snow depth with daily maximum

Jefferson City monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Ashland, MO	3,956	38	24.0%
Holts Summit, MO	4,790	39	22.0%
Lake Mykee Town, MO	480	39	22.0%
Taos, MO	1,420	39	22.0%
St. Thomas, MO	292	39	22.0%
Jefferson City, MO	42,670	39	22.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Farmers Branch, TX	42,659	51	2.0%
Mankato, MN	42,685	46	8.0%
Langford, BC	42,691	n/a
Burlington, VT	42,645	37	26.0%
Brentwood, TN	42,700	45	10.0%
Jefferson City, MO	42,670	39	22.0%

Source: The Jefferson City, MO 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.