Flash Flood Watch Flash Flood Watch - Southeast Middlesex (Massachusetts) In Effect ... [Click here for more]

Weather Almanac

42.5 N - 71.2 W - 160 ft

Almanac Data for:09/03/10 15:25:10

Sunrise: 06:13 - Midday: 12:45 - Sunset: 19:17 - Day Length:13:05
Civil Twilight: 05:44 - 19:45 Astronomical Twilight: 04:33 - 20:56

Dewpoint
Current: 71.9°F
Hour Average: 72.1°F
Hour Change: 1.8°F
Day Average: 65.2°F
Day Change: 4.0°F
Day High: 72.9°F  at  14:57
Day Low: 62.1°F  at  12:25
Week Average: 59.7°F
Week Change: 17.9°F
Month Average 66.6°F
Month High: 73.3°F
09/02/10
Month Low: 62.1°F
09/03/10
Year Average: 49.5°F
Year High: 76.2°F
06/20/10
Year Low: -13.2°F
01/30/10
All Time Average: 49.5°F
All Time High: 76.2°F
06/20/10
All Time Low: -13.2°F
01/30/10

Temperature
Current: 81.8°F
Hour Average: 82.2°F
Hour Change: 0.6°F
Day Average: 76.2°F
Day Change: -10.5°F
Day High: 83.4°F  at  11:29
Day Low: 70.4°F  at  04:30
Week Average: 68.6°F
Week Change: 4.8°F
Month Average 78.8°F
Month High: 93.4°F
09/02/10
Month Low: 66.3°F
09/01/10
Year Average: 61.2°F
Year High: 96.8°F
07/06/10
Year Low: 0.0°F
03/21/10
All Time Average: 61.2°F
All Time High: 96.8°F
07/06/10
All Time Low: 0.0°F
03/21/10

Humidity
Current: 72 %
Hour Average: 72 %
Hour Change: 3 %
Day Average: 69 %
Day Change: 27 %
Day High: 80 % at 04:34
Day Low: 50 % at 11:53
Week Average: 77 %
Week Change: 27 %
Month Average: 69 %
Month High: 98 %
09/01/10
Month Low: 37 %
09/02/10
Year Average: 70 %
Year High: 99 %
01/25/10
Year Low: 0 %
03/21/10
All Time Average: 70 %
All Time High: 99 %
01/25/10
All Time Low: 0 %
03/21/10

Heat Index
Current: 86.5°F
Day High: 87.7°F  at  15:09
Month High: 99.6°F
09/02/10
Year High: 106.1°F
07/06/10
All Time High: 106.1°F
07/06/10

Wind Chill
Current: 81.8°F
Day Low: 70.4°F  at 04:30
Month Low: 66.3°F
09/01/10
Year Low: -3.5°F
01/30/10
All Time Low: -3.5°F
01/30/10

Wind Run
Hour: 1.1 miles
Day: 6.7 miles
Week: 155.8 miles
Month: 37.4 miles
Year: 7014.3 miles

Barometer
Current: 29.660 in
Hour Average: 29.667 in
Hour Change: -0.025 in
Day Average: 29.803 in
Day Change: -0.217 in
Day High: 29.884 in  at  00:14
Day Low: 29.660 in  at  15:14
Week Average: 29.979 in
Week Change: -0.328 in
Month Average: 29.900 in
Month High: 30.006 in
09/01/10
Month Low: 29.660 in
09/03/10
Year Average: 29.898 in
Year High: 30.518 in
04/14/10
Year Low: 28.755 in
02/25/10
All Time Average: 29.898 in
All Time High: 30.518 in
04/14/10
All Time Low: 28.755 in
02/25/10

Wind
Current Direction: 125 degrees
Hour Dom Direction: 104 degrees
Hour Direction Change: 35 degrees
Day Dom Direction: 216 degrees
Day Direction Change: -77 degrees
Week Dom Direction: 273 degrees
Week Direction Change: 125 degrees
Month Dom Direction: 248 degrees
Year Dom Direction: 301 degrees
All Time Direction:: 301 degrees
Current Speed: 5 mph
Hour Avg Speed: 2.6 mph
Hour Speed Change: 4 mph
Day Avg Speed: 0.4 mph
Day Speed Change: 3 mph
Day High Speed: 9 mph
Week Avg Speed: 1.0 mph
Week Speed Change: 3 mph
Month Avg Speed: 0.4 mph
Month High Speed:: 12 mph
09/02/10
Year Avg Speed: 1.2 mph
Year High Speed:: 33 mph
04/29/10
All Time Avg Speed: 1.2 mph
All Time High Speed 33 mph
04/29/10

Rain
Rate: 0.00 in/hr
Day: 0.00 in
Storm: 0.00 in
Storm Start: -------- -----
Day High Rate: 0.00 in/hr  at  -----
Month: 0.00 in
Month High Rate: 0.00 in/hr
09/01/10
Year (JAN): 32.52 in
Year High Rate: 5.65 in/hr
07/10/10