Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 38°F | 58°F | 47°F | 3.5" |
February | 42°F | 62°F | 51°F | 3.9" |
March | 45°F | 67°F | 56°F | 3.7" |
April | 48°F | 74°F | 60°F | 2.1" |
May | 55°F | 84°F | 69°F | 0.7" |
June | 61°F | 92°F | 76°F | 0.3" |
July | 65°F | 98°F | 81°F | 0.0" |
August | 63°F | 95°F | 79°F | 0.0" |
September | 59°F | 90°F | 74°F | 0.2" |
October | 51°F | 79°F | 64°F | 1.2" |
November | 44°F | 65°F | 54°F | 2.6" |
December | 38°F | 57°F | 47°F | 4.1" |
Index | Cohasset | California | National |
Air quality index | 46 | 55 | 42 |
Pollution index | 1,812,230 | 10,473,190 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 224 |
Days with moderate air quality | 136 |
Days w/ poor A.Q. for sensitive groups | 3 |
Days with unhealthy air quality | 2 |
Pollutant | Total |
Arsenic | 0.010% |
Benzene | 0.030% |
Carbon Tetrachloride | 0.000% |
Lead | 0.020% |
Mercury | 0.020% |
City | Population | Air Quality Index | National Avg. |
Forest Ranch, CA | 1,551 | 46 | 8.0% |
Paradise, CA | 17,560 | 46 | 8.0% |
Nord, CA | 368 | 46 | 8.0% |
Magalia, CA | 11,444 | 46 | 8.0% |
Yankee Hill, CA | 256 | 46 | 8.0% |
Cohasset, CA | 497 | 46 | 8.0% |
City | Population | Air Quality Index | National Avg. |
Angoon, AK | 497 | 20 | 60.0% |
Bird City, KS | 497 | 19 | 62.0% |
Secretary, MD | 497 | 41 | 18.0% |
Ghent, MN | 497 | 32 | 36.0% |
New Houlka, MS | 497 | 39 | 22.0% |
Cohasset, CA | 497 | 46 | 8.0% |