Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 23°F | 40°F | 32°F | 2.6" |
February | 23°F | 41°F | 32°F | 2.8" |
March | 30°F | 48°F | 39°F | 3.4" |
April | 40°F | 60°F | 50°F | 4.5" |
May | 50°F | 69°F | 59°F | 3.8" |
June | 60°F | 78°F | 68°F | 4.7" |
July | 66°F | 84°F | 75°F | 3.1" |
August | 64°F | 82°F | 74°F | 3.7" |
September | 58°F | 77°F | 67°F | 3.2" |
October | 47°F | 66°F | 57°F | 4.5" |
November | 37°F | 55°F | 46°F | 2.9" |
December | 30°F | 45°F | 37°F | 4.2" |
Index | Branford Center | Connecticut | National |
Air quality index | 41 | 43 | 50 |
Pollution index | 14,500,300 | 7,127,531 | 5,066,862 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 280 |
Days with moderate air quality | 71 |
Days w/ poor A.Q. for sensitive groups | 12 |
Days with unhealthy air quality | 2 |
Pollutant | Total |
Arsenic | 0.030% |
Benzene | 0.140% |
Carbon Tetrachloride | 0.050% |
Lead | 0.080% |
Mercury | 0.060% |
City, State | Population | Air Quality Index | National Avg. |
Higganum, CT | 1,745 | 41 | 18% |
Clinton, CT | 3,605 | 41 | 18% |
West Haven, CT | 54,972 | 41 | 18% |
Orange, CT | 13,941 | 41 | 18% |
Naugatuck, CT | 31,625 | 41 | 18% |
Branford Center, CT | 6,360 | 41 | 18% |
City, State | Population | Air Quality Index | National Avg. |
Makawao, HI | 6,362 | 15 | 70% |
Richboro, PA | 6,357 | 41 | 18% |
Bethel, AK | 6,365 | 31 | 38% |
Metropolis, IL | 6,366 | 44 | 12% |
Aztec, NM | 6,354 | 49 | 2% |
Branford Center, CT | 6,360 | 41 | 18% |