| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 38°F | 56°F | 46°F | n/a |
| February | 41°F | 60°F | 50°F | n/a |
| March | 45°F | 64°F | 54°F | n/a |
| April | 48°F | 71°F | 59°F | n/a |
| May | 55°F | 80°F | 67°F | n/a |
| June | 63°F | 89°F | 76°F | n/a |
| July | 67°F | 94°F | 81°F | n/a |
| August | 66°F | 93°F | 79°F | n/a |
| September | 61°F | 89°F | 75°F | n/a |
| October | 53°F | 76°F | 64°F | n/a |
| November | 43°F | 61°F | 52°F | n/a |
| December | 38°F | 54°F | 46°F | n/a |
| Index | Lake Almanor Peninsula | California | National |
| Air quality index | 46 | 55 | 42 |
| Pollution index | 1,799,830 | 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 | 0.010% |
| Mercury | 0.004% |
| City | Population | Air Quality Index | National Avg. |
| Canyondam, CA | 0 | 46 | 8.0% |
| Hamilton Branch, CA | 446 | 46 | 8.0% |
| Westwood, CA | 1,387 | 46 | 8.0% |
| Caribou, CA | 0 | 46 | 8.0% |
| Lake Almanor Country Club, CA | 429 | 46 | 8.0% |
| Lake Almanor Peninsula, CA | 382 | 46 | 8.0% |
| City | Population | Air Quality Index | National Avg. |
| Topawa, AZ | 382 | 31 | 38.0% |
| North La Junta, CO | 382 | 20 | 60.0% |
| Lake Hart, FL | 382 | 39 | 22.0% |
| Fort Atkinson, IA | 382 | 39 | 22.0% |
| Neponset, IL | 382 | 41 | 18.0% |
| Lake Almanor Peninsula, CA | 382 | 46 | 8.0% |
Here are the best places to live in California
Check out the 10 most dangerous cities in California
Check out the 10 safest cities in California
See the best places to live in Lake Almanor Peninsula