Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 36°F | 60°F | 48°F | 2.1" |
February | 38°F | 66°F | 52°F | 2.9" |
March | 42°F | 72°F | 56°F | 2.3" |
April | 46°F | 77°F | 61°F | 3.2" |
May | 52°F | 83°F | 67°F | 1.0" |
June | 63°F | 96°F | 80°F | 4.8" |
July | 66°F | 98°F | 83°F | 1.0" |
August | 65°F | 98°F | 82°F | 0.9" |
September | 59°F | 91°F | 75°F | 1.7" |
October | 50°F | 80°F | 65°F | 3.5" |
November | 41°F | 69°F | 54°F | 1.0" |
December | 35°F | 59°F | 46°F | 4.3" |
Index | Phelan | California | National |
Air quality index | 89 | 55 | 42 |
Pollution index | 31,575,300 | 10,473,190 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 42 |
Days with moderate air quality | 178 |
Days w/ poor A.Q. for sensitive groups | 79 |
Days with unhealthy air quality | 58 |
Pollutant | Total |
Arsenic | 0.110% |
Benzene | 0.260% |
Carbon Tetrachloride | 0.020% |
Lead | 0.350% |
Mercury | 0.280% |
City | Population | Air Quality Index | National Avg. |
Lake Los Angeles, CA | 11,926 | 72 | 44.0% |
Oak Hills, CA | 10,415 | 89 | 78.0% |
Piñon Hills, CA | 6,937 | 89 | 78.0% |
Wrightwood, CA | 4,362 | 89 | 78.0% |
Adelanto, CA | 34,238 | 89 | 78.0% |
Phelan, CA | 19,038 | 89 | 78.0% |
City | Population | Air Quality Index | National Avg. |
Deerfield, IL | 19,030 | 55 | 10.0% |
Liberal, KS | 19,025 | 15 | 70.0% |
Seabrook, MD | 19,020 | 47 | 6.0% |
Saint-Colomban, QC | 19,057 | n/a | |
Port Alberni, BC | 19,018 | n/a | |
Phelan, CA | 19,038 | 89 | 78.0% |