Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 48°F | 66°F | 56°F | 5.1" |
February | 48°F | 64°F | 56°F | 4.2" |
March | 51°F | 66°F | 58°F | 2.4" |
April | 53°F | 68°F | 60°F | 1.6" |
May | 54°F | 67°F | 58°F | 2.3" |
June | 58°F | 69°F | 60°F | 0.1" |
July | 63°F | 72°F | 67°F | 0.5" |
August | 63°F | 75°F | 68°F | 1.0" |
September | 62°F | 75°F | 68°F | 0.1" |
October | 58°F | 71°F | 64°F | 2.0" |
November | 52°F | 68°F | 59°F | 2.6" |
December | 49°F | 64°F | 55°F | 7.2" |
Index | San Clemente | California | National |
Air quality index | 89 | 55 | 42 |
Pollution index | 44,192,600 | 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 | 0.030% |
Benzene | 0.280% |
Carbon Tetrachloride | 0.001% |
Lead | 0.220% |
Mercury | 0.140% |
City | Population | Air Quality Index | National Avg. |
Aliso Viejo, CA | 50,385 | 89 | 78.0% |
Laguna Niguel, CA | 65,048 | 89 | 78.0% |
Rancho Santa Margarita, CA | 48,280 | 89 | 78.0% |
Las Flores, CA | 5,089 | 89 | 78.0% |
Dana Point, CA | 33,782 | 89 | 78.0% |
San Clemente, CA | 64,929 | 89 | 78.0% |
City | Population | Air Quality Index | National Avg. |
Wellington, FL | 64,990 | 36 | 28.0% |
Santa Cruz, CA | 65,011 | 35 | 30.0% |
Harlingen, TX | 65,028 | 44 | 12.0% |
Laguna Niguel, CA | 65,048 | 89 | 78.0% |
Blaine, MN | 65,048 | 46 | 8.0% |
San Clemente, CA | 64,929 | 89 | 78.0% |