Southeast, Helena, MT Weather Forecast & Monthly Average Temperatures

TEMPERATURE	71
HUMIDITY	31
PRESSURE
WIND COND.	240 8.1

Southeast Average Weather

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	-25°F	55°F	25°F	0.3"
February	-15°F	65°F	30°F	0.8"
March	-11°F	74°F	36°F	0.5"
April	6°F	81°F	44°F	1.2"
May	25°F	91°F	55°F	2.1"
June	33°F	99°F	62°F	2.4"
July	43°F	102°F	74°F	0.6"
August	41°F	100°F	69°F	0.6"
September	31°F	97°F	59°F	1.1"
October	5°F	84°F	45°F	1.0"
November	-11°F	72°F	36°F	0.5"
December	-23°F	60°F	21°F	0.4"

Did you know?

The highest monthly average temperature in Southeast for July is 74 degrees.
The lowest monthly average temperature in Southeast for December is 21 degrees.
The most monthly precipitation in Southeast occurs in June with 2.4 inches.
The air quality index in Southeast is 29% better than the national average.
The pollution index in Southeast is 77% better than the national average.

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Southeast 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	Southeast	Helena	Montana
Air quality index	35	35	34
Pollution index	1,148,190	1,148,190	685,925

Southeast air quality information

Measurement	Total
Days measured	365
Days with good air quality	315
Days with moderate air quality	50
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Southeast air quality information

Pollutant	Total
Arsenic	0.000%
Benzene	0.020%
Carbon Tetrachloride	0.002%
Lead	0.010%
Mercury	0.000%

Average monthly Southeast temperature with heat index

Southeast monthly precipitation with daily maximum

Southeast monthly snow depth with daily maximum

Southeast monthly wind speed information

Nearby cities with good air quality

City, State	Population	Air Quality Index	National Avg.
Clancy, MT	1,612	35	30%
Helena Valley Southeast, MT	7,543	35	30%
Marysville, MT	92	35	30%
East Helena, MT	2,286	35	30%
Helena Valley West Central, MT	8,753	35	30%
Helena, MT	30,102	35	30%

Cities with similar population

City, State	Population	Air Quality Index	National Avg.
Myrtle Beach, SC	30,106	15	70%
Orcutt, CA	30,109	56	12%
Burlingame, CA	30,118	48	4%
Holly Springs, NC	30,126	43	14%
Lawrenceville, GA	30,127	42	16%
Helena, MT	30,102	35	30%

Source: The Southeast, Helena, MT 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.