Amherst,MA Weather Almanac
42.4 N - 72.5 W - 312 ft
Almanac Data for: 11/23/09 05:50:10
Sunrise: 06:51 - Midday: 11:37 - Sunset: 16:23 - Day Length: 09:32
Civil Twilight: 06:21 - 16:53   Astronomical Twilight: 05:13 - 18:01

         
Temperature   Dew Point   Humidity
Current: 42.9 F
Hour Average: 42.8 F
Hour Change: 0.0 F
Day Average: 42.7 F
Day Change: 7.8 F
Day High: 43.3 F  at   03:53
Day Low: 40.5 F  at   00:32
Week Average: 46.9 F
Week Change: -9.3 F
Month Average: 46.6 F
Month High: 69.4 F on  11/09/09
Month Low: 27.2 F on  11/18/09
Year Average: 60.3 F
Year High: 93.7 F on  08/17/09
Year Low: -8.9 F on  01/16/09
All Time Average: 57.3 F
All Time High: 98.0 F on  06/10/08
All Time Low: -8.9 F on  01/16/09
 
Current: 35.9 F
Hour Average: 35.7 F
Hour Change: 0.3 F
Day Average: 35.7 F
Day Change: 2.0 F
Day High: 36.6 F  at   00:39
Day Low: 35.0 F  at   03:02
Week Average: 39.9 F
Week Change: -7.6 F
Month Average: 38.1 F
Month High: 59.6 F on  11/20/09
Month Low: 23.7 F on  11/04/09
Year Average: 51.6 F
Year High: 78.2 F on  08/21/09
Year Low: -13.4 F on  01/16/09
All Time Average: 47.6 F
All Time High: 105.0 F on  12/31/07
All Time Low: -26.3 F on  03/06/07
 
Current: 76 %
Hour Average: 76 %
Hour Change: 1 %
Day Average: 76 %
Day Change: -19 %
Day High: 85 %  at   00:32
Day Low: 73 %  at   03:02
Week Average: 78 %
Week Change: 4 %
Month Average: 74 %
Month High: 100 % on  11/22/09
Month Low: 31 % on  11/08/09
Year Average: 76 %
Year High: 100 % on  01/28/09
Year Low: 0 % on  05/07/09
All Time Average: 73 %
All Time High: 255 % on  04/07/06
All Time Low: 0 % on  05/07/09
         
Wind Chill   Heat Index   Wind Run
Current: 42.9 F
Day Low: 36.6 F  at   01:03
Month Low: 25.4 F on  11/07/09
Year Low: -27.5 F on  01/30/09
All Time Low: -46.7 F on  01/27/07
 
Current: 42.9 F
Day High: 43.3 F  at   03:53
Month High: 69.4 F on  11/09/09
Year High: 104.8 F on  08/21/09
All Time High: 108.2 F on  08/01/06
 
Hour: 1.3 miles
Day: 8.9 miles
Week: 311.4 miles
Month: 1090.1 miles
Year: 16770.3 miles
         
Wind   Barometer   Rain
Current Direction: 350 degrees
Hour Dom Direction: 5 degrees
Hour Direction Change: 305 degrees
Day Dom Direction: 68 degrees
Day Direction Change: 305 degrees
Week Dom Direction: 25 degrees
Week Direction Change: 350 degrees
Month Dom Direction: 31 degrees
Year Dom Direction: 84 degrees
All Time Direction: 82 degrees
Current Speed: 0 mph
Hour Avg Speed: 1.6 mph
Hour Speed Change: -2 mph
Day Avg Speed: 1.5 mph
Day Speed Change: 0 mph
Day High Speed: 15 mph  at   01:03
Week Avg Speed: 2.1 mph
Week Speed Change: -4 mph
Month Avg Speed: 2.0 mph
Month High Speed: 29 mph on  11/06/09
Year Avg Speed: 2.1 mph
Year High Speed: 49 mph on  05/09/09
All Time Avg Speed: 2.6 mph
All Time High Speed: 60 mph on  02/17/06
 
Current: 30.542 in
Hour Average: 30.542 in
Hour Change: 0.001 in
Day Average: 30.539 in
Day Change: 0.244 in
Day High: 30.542 in  at   04:59
Day Low: 30.529 in  at   00:14
Week Average: 30.213 in
Week Change: 0.539 in
Month Average: 30.239 in
Month High: 30.597 in on  11/18/09
Month Low: 29.910 in on  11/15/09
Year Average: 30.068 in
Year High: 30.620 in on  01/17/09
Year Low: 29.090 in on  01/07/09
All Time Average: 30.069 in
All Time High: 30.888 in on  03/21/07
All Time Low: 28.866 in on  04/16/07
 
Rate: 0.00 in/hr
Day: 0.00 in
Storm: 0.00 in
Storm Start: -------- -----
Day High Rate: 0.00 in/hr  at   -----
Month: 1.80 in
Month High Rate: 1.24 in/hr on  11/14/09
Year (JAN): 35.47 in
Year High Rate: 4.65 in/hr on  08/21/09
All Time High Rate: 9.60 in/hr on  03/19/08

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