Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 16°F | 37°F | 27°F | 2.0" |
February | 18°F | 40°F | 28°F | 0.9" |
March | 25°F | 50°F | 37°F | 1.3" |
April | 30°F | 56°F | 42°F | 1.9" |
May | 38°F | 65°F | 51°F | 2.9" |
June | 46°F | 75°F | 61°F | 3.5" |
July | 53°F | 85°F | 69°F | 2.7" |
August | 51°F | 83°F | 66°F | 4.0" |
September | 45°F | 72°F | 58°F | 6.0" |
October | 35°F | 60°F | 46°F | 2.0" |
November | 25°F | 47°F | 35°F | 1.8" |
December | 14°F | 35°F | 25°F | 1.3" |
Index | Geyser | Montana | National |
Air quality index | 21 | 34 | 42 |
Pollution index | 133,005 | 834,473 | 2,726,193 |
Measurement | Total |
Days measured | 363 |
Days with good air quality | 350 |
Days with moderate air quality | 12 |
Days w/ poor A.Q. for sensitive groups | 1 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.002% |
Carbon Tetrachloride | 0.000% |
Lead | 0.000% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Stanford, MT | 260 | 21 | 58.0% |
Geyser, MT | 78 | 21 | 58.0% |
City | Population | Air Quality Index | National Avg. |
Sleetmute, AK | 78 | 31 | 38.0% |
Palo Verde, CA | 78 | 45 | 10.0% |
Glendale CDP, CO | 78 | 58 | 16.0% |
Emison, IN | 78 | 36 | 28.0% |
Liberty, KS | 78 | 38 | 24.0% |
Geyser, MT | 78 | 21 | 58.0% |