Old Jamestown, MO Weather - Forecast & Monthly Averages

TEMPERATURE	43
HUMIDITY	86
PRESSURE
WIND COND.

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Weather Quick Facts

The highest monthly average temperature in Old Jamestown for July is 80.9 degrees
The lowest monthly average temperature in Old Jamestown for January is 33.1 degrees
The most monthly precipitation in Old Jamestown occurs in April with 5.4 inches
The air quality index in Old Jamestown is 28% worse than the national average
The pollution index in Old Jamestown is 225% worse than the national average

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Old Jamestown 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	24°F	45°F	33°F	2.4"
February	25°F	48°F	35°F	2.2"
March	37°F	61°F	48°F	3.6"
April	47°F	72°F	59°F	5.4"
May	57°F	80°F	68°F	4.6"
June	67°F	89°F	78°F	5.2"
July	70°F	92°F	81°F	4.2"
August	69°F	91°F	79°F	3.6"
September	61°F	84°F	72°F	4.3"
October	48°F	72°F	60°F	3.4"
November	37°F	60°F	48°F	3.4"
December	27°F	47°F	37°F	3.5"

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Old Jamestown 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	Old Jamestown	Missouri	National
Air quality index	54	97	42
Pollution index	8,870,230	1,630,255	2,726,193

Old Jamestown air quality

Measurement	Total
Days measured	365
Days with good air quality	134
Days with moderate air quality	221
Days w/ poor A.Q. for sensitive groups	8
Days with unhealthy air quality	2

Air quality details

Pollutant	Total
Arsenic	0.180%
Benzene	0.060%
Carbon Tetrachloride	0.020%
Lead	0.030%
Mercury	0.120%

Average monthly Old Jamestown temperature with heat index

Old Jamestown monthly precipitation with daily maximum

Old Jamestown monthly snow depth with daily maximum

Old Jamestown monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Godfrey, IL	17,540	54	8.0%
Florissant, MO	51,220	54	8.0%
Hartford, IL	1,769	54	8.0%
South Roxana, IL	2,304	54	8.0%
West Alton, MO	451	54	8.0%
Old Jamestown, MO	19,602	54	8.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Stony Plain, AB	19,599	n/a
Affton, MO	19,580	54	8.0%
Makakilo, HI	19,565	30	40.0%
Bourbonnais, IL	19,639	55	10.0%
Horizon City, TX	19,645	53	6.0%
Old Jamestown, MO	19,602	54	8.0%

Source: The Old Jamestown, 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.