Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 49°F | 63°F | 56°F | 3.7" |
February | 52°F | 66°F | 58°F | 2.2" |
March | 59°F | 72°F | 65°F | 3.2" |
April | 66°F | 78°F | 71°F | 2.8" |
May | 72°F | 83°F | 77°F | 2.7" |
June | 79°F | 89°F | 83°F | 3.8" |
July | 80°F | 90°F | 85°F | 4.0" |
August | 80°F | 91°F | 85°F | 6.2" |
September | 77°F | 88°F | 82°F | 5.0" |
October | 69°F | 82°F | 75°F | 4.5" |
November | 60°F | 73°F | 66°F | 3.0" |
December | 52°F | 65°F | 58°F | 4.2" |
Index | San Leon | Texas | National |
Air quality index | 52 | 52 | 42 |
Pollution index | 8,978,990 | 2,009,300 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 171 |
Days with moderate air quality | 163 |
Days w/ poor A.Q. for sensitive groups | 26 |
Days with unhealthy air quality | 4 |
Pollutant | Total |
Arsenic | 0.020% |
Benzene | 0.070% |
Carbon Tetrachloride | 0.150% |
Lead | 0.040% |
Mercury | 0.050% |
City | Population | Air Quality Index | National Avg. |
La Porte, TX | 35,340 | 52 | 4.0% |
Shoreacres, TX | 1,551 | 52 | 4.0% |
Bayou Vista, TX | 1,967 | 52 | 4.0% |
Kemah, TX | 2,114 | 52 | 4.0% |
Texas City, TX | 49,468 | 52 | 4.0% |
San Leon, TX | 5,439 | 52 | 4.0% |
City | Population | Air Quality Index | National Avg. |
Cottleville, MO | 5,439 | 54 | 8.0% |
Eagleville, PA | 5,439 | 51 | 2.0% |
Carver, MN | 5,438 | 46 | 8.0% |
L'Épiphanie, QC | 5,436 | n/a | |
Cottonwood, CA | 5,435 | 42 | 16.0% |
San Leon, TX | 5,439 | 52 | 4.0% |