Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 38°F | 62°F | 49°F | 8.0" |
February | 43°F | 67°F | 53°F | 3.9" |
March | 50°F | 74°F | 61°F | 8.5" |
April | 58°F | 80°F | 68°F | 6.8" |
May | 65°F | 86°F | 75°F | 10.2" |
June | 72°F | 93°F | 83°F | 10.1" |
July | 75°F | 95°F | 85°F | 15.2" |
August | 74°F | 97°F | 85°F | 11.2" |
September | 68°F | 90°F | 79°F | 6.6" |
October | 58°F | 82°F | 70°F | 2.8" |
November | 49°F | 71°F | 59°F | 5.0" |
December | 41°F | 63°F | 51°F | 4.3" |
Index | Round Rock | Texas | National |
Air quality index | 44 | 52 | 42 |
Pollution index | 1,922,400 | 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 | 0.010% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Serenada, TX | 1,415 | 42 | 16.0% |
Granger, TX | 1,146 | 42 | 16.0% |
Liberty Hill, TX | 4,633 | 44 | 12.0% |
Brushy Creek, TX | 18,593 | 44 | 12.0% |
Jonestown, TX | 2,015 | 44 | 12.0% |
Round Rock, TX | 128,812 | 44 | 12.0% |
City | Population | Air Quality Index | National Avg. |
Elizabeth, NJ | 128,484 | 51 | 2.0% |
Concord, CA | 129,227 | 40 | 20.0% |
Thousand Oaks, CA | 127,648 | 46 | 8.0% |
Kent, WA | 130,038 | 45 | 10.0% |
Stamford, CT | 130,057 | 43 | 14.0% |
Round Rock, TX | 128,812 | 44 | 12.0% |