Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 43°F | 68°F | 55°F | 4.2" |
February | 43°F | 69°F | 55°F | 3.8" |
March | 48°F | 75°F | 61°F | 3.4" |
April | 55°F | 81°F | 68°F | 2.6" |
May | 62°F | 87°F | 74°F | 3.5" |
June | 70°F | 90°F | 79°F | 6.3" |
July | 72°F | 91°F | 80°F | 6.4" |
August | 73°F | 91°F | 80°F | 7.9" |
September | 69°F | 89°F | 77°F | 2.5" |
October | 61°F | 83°F | 70°F | 4.4" |
November | 49°F | 74°F | 61°F | 1.3" |
December | 47°F | 71°F | 58°F | 3.9" |
Index | Keystone Heights | Florida | National |
Air quality index | 35 | 35 | 42 |
Pollution index | 5,184,880 | 7,570,785 | 2,726,193 |
Measurement | Total |
Days measured | 364 |
Days with good air quality | 329 |
Days with moderate air quality | 35 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.190% |
Benzene | 0.060% |
Carbon Tetrachloride | 0.070% |
Lead | 0.060% |
Mercury | 0.050% |
City | Population | Air Quality Index | National Avg. |
Interlachen, FL | 1,843 | 17 | 66.0% |
Penney Farms, FL | 655 | 17 | 66.0% |
Hampton, FL | 521 | 35 | 30.0% |
Starke, FL | 5,415 | 35 | 30.0% |
Hawthorne, FL | 1,500 | 35 | 30.0% |
Keystone Heights, FL | 1,488 | 35 | 30.0% |
City | Population | Air Quality Index | National Avg. |
Ocean Gate, NJ | 1,488 | 41 | 18.0% |
Josephine, TX | 1,488 | 51 | 2.0% |
Kilmarnock, VA | 1,488 | 41 | 18.0% |
Lajord No. 128, SK | 1,488 | n/a | |
Herscher, IL | 1,489 | 0 | 100.0% |
Keystone Heights, FL | 1,488 | 35 | 30.0% |