Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 35°F | 64°F | 48°F | 4.5" |
February | 40°F | 68°F | 52°F | 0.6" |
March | 46°F | 73°F | 58°F | 3.6" |
April | 56°F | 82°F | 67°F | 3.2" |
May | 62°F | 86°F | 73°F | 15.1" |
June | 71°F | 93°F | 81°F | 16.6" |
July | 71°F | 96°F | 83°F | 8.2" |
August | 72°F | 97°F | 84°F | 5.6" |
September | 68°F | 91°F | 78°F | 7.6" |
October | 58°F | 84°F | 70°F | 6.2" |
November | 46°F | 71°F | 57°F | 8.9" |
December | 40°F | 64°F | 50°F | 4.4" |
Index | Johnson City | Texas | National |
Air quality index | 44 | 52 | 42 |
Pollution index | 1,877,920 | 2,009,300 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 249 |
Days with moderate air quality | 114 |
Days w/ poor A.Q. for sensitive groups | 2 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.001% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.002% |
Lead | 0.001% |
Mercury | 0.010% |
City | Population | Air Quality Index | National Avg. |
Blanco, TX | 2,670 | 44 | 12.0% |
Round Mountain, TX | 146 | 44 | 12.0% |
Johnson City, TX | 1,780 | 44 | 12.0% |
City | Population | Air Quality Index | National Avg. |
Hico, TX | 1,780 | 33 | 34.0% |
Level Plains, AL | 1,781 | 35 | 30.0% |
Delaware City, DE | 1,779 | 42 | 16.0% |
Zeigler, IL | 1,779 | 43 | 14.0% |
Lake Dalecarlia, IN | 1,779 | 37 | 26.0% |
Johnson City, TX | 1,780 | 44 | 12.0% |