Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 35°F | 56°F | 44°F | 3.8" |
February | 38°F | 59°F | 47°F | 2.7" |
March | 46°F | 69°F | 56°F | 5.0" |
April | 53°F | 76°F | 64°F | 6.1" |
May | 62°F | 82°F | 71°F | 7.3" |
June | 70°F | 91°F | 80°F | 3.5" |
July | 72°F | 94°F | 82°F | 10.2" |
August | 73°F | 96°F | 83°F | 5.3" |
September | 65°F | 88°F | 75°F | 6.3" |
October | 53°F | 77°F | 63°F | 3.7" |
November | 45°F | 67°F | 55°F | 6.0" |
December | 37°F | 57°F | 45°F | 8.5" |
Index | De Kalb | Texas | National |
Air quality index | 39 | 52 | 42 |
Pollution index | 2,304,530 | 2,009,300 | 2,726,193 |
Measurement | Total |
Days measured | 349 |
Days with good air quality | 254 |
Days with moderate air quality | 94 |
Days w/ poor A.Q. for sensitive groups | 1 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.900% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.001% |
Lead | 0.040% |
Mercury | 1.100% |
City | Population | Air Quality Index | National Avg. |
Foreman, AR | 1,142 | 39 | 22.0% |
Avery, TX | 827 | 39 | 22.0% |
New Boston, TX | 4,625 | 39 | 22.0% |
De Kalb, TX | 1,616 | 39 | 22.0% |
City | Population | Air Quality Index | National Avg. |
Port Gibson, MS | 1,616 | 44 | 12.0% |
Cleora, OK | 1,616 | 38 | 24.0% |
Langhorne, PA | 1,616 | 41 | 18.0% |
Samson, AL | 1,615 | 35 | 30.0% |
Royal Palm Estates, FL | 1,615 | 36 | 28.0% |
De Kalb, TX | 1,616 | 39 | 22.0% |