Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 36°F | 60°F | 46°F | 6.0" |
February | 39°F | 64°F | 50°F | 5.7" |
March | 41°F | 67°F | 52°F | 4.6" |
April | 43°F | 71°F | 55°F | 2.4" |
May | 46°F | 77°F | 60°F | 1.1" |
June | 50°F | 83°F | 64°F | 0.4" |
July | 52°F | 85°F | 65°F | 0.0" |
August | 52°F | 84°F | 64°F | 0.0" |
September | 49°F | 85°F | 64°F | 0.2" |
October | 46°F | 78°F | 59°F | 2.0" |
November | 41°F | 67°F | 52°F | 3.2" |
December | 36°F | 59°F | 46°F | 6.9" |
Index | Calistoga | California | National |
Air quality index | 34 | 55 | 50 |
Pollution index | 360,238 | 18,106,726 | 5,066,862 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 346 |
Days with moderate air quality | 18 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 1 |
Pollutant | Total |
Arsenic | 0.002% |
Benzene | 0.004% |
Carbon Tetrachloride | 0.000% |
Lead | 0.002% |
Mercury | 0.000% |
City, State | Population | Air Quality Index | National Avg. |
Middletown, CA | 771 | 31 | 38% |
Deer Park, CA | 1,092 | 34 | 32% |
St. Helena, CA | 5,995 | 34 | 32% |
Windsor, CA | 27,318 | 34 | 32% |
Fulton, CA | 632 | 34 | 32% |
Calistoga, CA | 5,281 | 34 | 32% |
City, State | Population | Air Quality Index | National Avg. |
South Amherst, MA | 5,283 | 40 | 20% |
Collegeville, PA | 5,279 | 51 | 2% |
Morganville, NJ | 5,284 | 41 | 18% |
Edgewater, CO | 5,278 | 58 | 16% |
Stokesdale, NC | 5,278 | 43 | 14% |
Calistoga, CA | 5,281 | 34 | 32% |