Monthly Statistics in Rochester for December 2017

 December 2017  HighLowAverage
Temperature 52.7 °F (5-17:23) 0.9 °F (28-8:18) 26.3 °F
Dew Point 48.1 °F (5-17:09) -2.8 °F (27-0:37) 20.6 °F
Humidity 98 % (4-8:43) 38 % (9-15:15) 79.7 %
Wind Speed 17.00 mph West (5-23:13) - -
Wind Gust 35.01 mph West (5-23:04) - -
Wind - - Southwest
Pressure 30.60 in (28-8:54) 29.45 in (12-9:15) 29.97 in
Precipitation Total: 0.780 in
Max Rate: 0.340 in/hr (5-5:11)
- -
 
 12/31/2017  HighLowAverage
Temperature 10.8 °F (0:00) 1.4 °F (8:47) 6 °F
Dew Point 8.2 °F (0:00) -1.7 °F (8:43) 2.8 °F
Humidity 89 % (0:00) 79 % (16:09) 86.1 %
Wind Speed 5.01 mph Northwest (13:03) - -
Wind Gust 13.00 mph West (14:45) - -
Wind - - West
Pressure 30.34 in (9:49) 30.12 in (0:15) 30.28 in
Precipitation Total: 0.000 in - -
 
 12/30/2017  HighLowAverage
Temperature 19.2 °F (13:38) 10.8 °F (23:59) 15 °F
Dew Point 13.0 °F (19:22) 7.4 °F (2:49) 10 °F
Humidity 91 % (23:23) 67 % (14:04) 80.4 %
Wind Speed 10.00 mph West (11:30) - -
Wind Gust 17.00 mph Southwest (11:07) - -
Wind - - West
Pressure 30.11 in (23:37) 29.83 in (14:40) 29.94 in
Precipitation Total: 0.000 in - -
 
 12/29/2017  HighLowAverage
Temperature 17.1 °F (13:45) 5.4 °F (6:56) 10.8 °F
Dew Point 10.4 °F (23:53) 2.3 °F (6:56) 5.5 °F
Humidity 88 % (6:14) 61 % (15:55) 78.9 %
Wind Speed 4.00 mph West (10:08) - -
Wind Gust 7.00 mph Southwest (10:15) - -
Wind - - Southwest
Pressure 30.39 in (0:00) 30.08 in (23:59) 30.23 in
Precipitation Total: 0.000 in - -
 
 12/28/2017  HighLowAverage
Temperature 10.4 °F (14:16) 0.9 °F (8:18) 6.1 °F
Dew Point 5.3 °F (12:37) -2.2 °F (8:18) 2.2 °F
Humidity 88 % (18:28) 73 % (14:40) 83.9 %
Wind Speed 5.99 mph North (14:14) - -
Wind Gust 10.00 mph West (12:17) - -
Wind - - West
Pressure 30.60 in (8:54) 30.39 in (23:59) 30.52 in
Precipitation Total: 0.000 in - -
 
 12/27/2017  HighLowAverage
Temperature 15.8 °F (13:39) 3.7 °F (6:36) 10.2 °F
Dew Point 9.7 °F (17:41) -2.8 °F (0:37) 4.2 °F
Humidity 88 % (22:19) 63 % (10:47) 76.6 %
Wind Speed 7.00 mph Southwest (9:30) - -
Wind Gust 15.01 mph Southwest (10:15) - -
Wind - - West
Pressure 30.52 in (23:17) 30.38 in (4:59) 30.43 in
Precipitation Total: 0.000 in - -
 
 12/26/2017  HighLowAverage
Temperature 16.3 °F (0:00) 5.0 °F (21:59) 10.6 °F
Dew Point 5.8 °F (0:05) -2.8 °F (23:09) 0.7 °F
Humidity 71 % (21:40) 51 % (13:17) 63.9 %
Wind Speed 10.00 mph Southwest (0:00) - -
Wind Gust 15.99 mph Southwest (1:10) - -
Wind - - West
Pressure 30.39 in (21:59) 30.10 in (0:11) 30.24 in
Precipitation Total: 0.000 in - -
 
 12/25/2017  HighLowAverage
Temperature 32.5 °F (3:35) 16.3 °F (23:59) 24.9 °F
Dew Point 30.8 °F (3:32) 5.0 °F (23:55) 18.8 °F
Humidity 96 % (0:00) 57 % (15:46) 78.2 %
Wind Speed 13.00 mph West (13:57) - -
Wind Gust 30.00 mph West (11:36) - -
Wind - - West
Pressure 30.10 in (23:23) 29.54 in (4:14) 29.8 in
Precipitation Total: 0.000 in - -
 
 12/24/2017  HighLowAverage
Temperature 30.9 °F (13:13) 25.3 °F (8:49) 27.9 °F
Dew Point 28.0 °F (0:00) 22.8 °F (8:38) 25.6 °F
Humidity 96 % (22:29) 85 % (13:19) 90.7 %
Wind Speed 3.00 mph West (0:08) - -
Wind Gust 5.01 mph West (1:00) - -
Wind - - South
Pressure 30.21 in (9:15) 29.62 in (23:59) 30.04 in
Precipitation Total: 0.030 in - -
 
 12/23/2017  HighLowAverage
Temperature 32.9 °F (9:09) 28.9 °F (13:47) 30.9 °F
Dew Point 32.1 °F (9:09) 28.0 °F (23:59) 29.9 °F
Humidity 98 % (4:26) 92 % (23:59) 96.3 %
Wind Speed 5.01 mph North (10:53) - -
Wind Gust 8.01 mph South (10:44) - -
Wind - - South
Pressure 30.06 in (22:59) 29.73 in (12:31) 29.87 in
Precipitation Total: 0.231 in
Max Rate: 0.100 in/hr (7:33)
- -
 
 12/22/2017  HighLowAverage
Temperature 30.4 °F (23:49) 25.0 °F (4:48) 27.4 °F
Dew Point 29.4 °F (23:49) 23.0 °F (4:48) 25.7 °F
Humidity 96 % (22:40) 91 % (14:14) 93.3 %
Wind Speed 5.01 mph Southeast (4:20) - -
Wind Gust 10.00 mph East (7:16) - -
Wind - - Southeast
Pressure 30.18 in (0:00) 29.95 in (15:36) 30.02 in
Precipitation Total: 0.000 in - -
 
 12/21/2017  HighLowAverage
Temperature 29.7 °F (13:45) 24.3 °F (8:24) 26.7 °F
Dew Point 23.3 °F (23:32) 17.0 °F (8:38) 19.2 °F
Humidity 92 % (23:55) 65 % (13:59) 73.1 %
Wind Speed 4.00 mph Northwest (2:44) - -
Wind Gust 8.01 mph Southeast (21:40) - -
Wind - - South
Pressure 30.23 in (10:20) 30.08 in (1:31) 30.17 in
Precipitation Total: 0.000 in - -
 
 12/20/2017  HighLowAverage
Temperature 38.8 °F (0:00) 27.5 °F (23:59) 32.4 °F
Dew Point 30.2 °F (0:00) 20.2 °F (23:37) 23.2 °F
Humidity 88 % (3:28) 60 % (6:38) 68.7 %
Wind Speed 11.01 mph West (1:00) - -
Wind Gust 20.00 mph West (1:29) - -
Wind - - West
Pressure 30.09 in (23:37) 29.73 in (0:36) 29.93 in
Precipitation Total: 0.000 in - -
 
 12/19/2017  HighLowAverage
Temperature 46.9 °F (12:58) 37.8 °F (1:17) 42.6 °F
Dew Point 40.0 °F (2:41) 30.2 °F (23:59) 37.3 °F
Humidity 97 % (1:18) 70 % (13:01) 81.7 %
Wind Speed 17.00 mph West (13:01) - -
Wind Gust 32.01 mph West (15:08) - -
Wind - - West
Pressure 29.80 in (0:03) 29.63 in (13:53) 29.7 in
Precipitation Total: 0.030 in - -
 
 12/18/2017  HighLowAverage
Temperature 40.3 °F (18:48) 23.9 °F (1:12) 34.5 °F
Dew Point 38.2 °F (20:55) 20.6 °F (0:09) 31.8 °F
Humidity 95 % (22:59) 87 % (19:23) 89.6 %
Wind Speed 7.00 mph Southwest (18:50) - -
Wind Gust 11.99 mph West (19:01) - -
Wind - - Southwest
Pressure 30.03 in (0:00) 29.79 in (23:59) 29.88 in
Precipitation Total: 0.199 in
Max Rate: 0.060 in/hr (14:50)
- -
 
 12/17/2017  HighLowAverage
Temperature 25.2 °F (12:16) 13.1 °F (8:16) 20.9 °F
Dew Point 20.9 °F (23:47) 10.2 °F (7:57) 16.2 °F
Humidity 92 % (8:40) 71 % (12:24) 81.7 %
Wind Speed 3.00 mph East (12:40) - -
Wind Gust 8.99 mph East (19:27) - -
Wind - - South
Pressure 30.28 in (10:04) 30.03 in (23:59) 30.18 in
Precipitation Total: 0.010 in - -
 
 12/16/2017  HighLowAverage
Temperature 25.9 °F (11:33) 17.4 °F (23:38) 23.1 °F
Dew Point 22.3 °F (12:33) 10.6 °F (22:28) 16.1 °F
Humidity 89 % (12:33) 66 % (4:54) 74.5 %
Wind Speed 10.00 mph West (3:08) - -
Wind Gust 20.00 mph Southwest (2:11) - -
Wind - - West
Pressure 30.19 in (23:42) 29.77 in (1:18) 29.95 in
Precipitation Total: 0.000 in - -
 
 12/15/2017  HighLowAverage
Temperature 25.9 °F (14:33) 9.5 °F (7:51) 18.8 °F
Dew Point 21.3 °F (21:58) 7.2 °F (7:51) 13.9 °F
Humidity 93 % (21:06) 67 % (15:14) 81.4 %
Wind Speed 8.99 mph West (23:17) - -
Wind Gust 17.00 mph West (22:16) - -
Wind - - Southwest
Pressure 29.99 in (0:00) 29.72 in (19:50) 29.85 in
Precipitation Total: 0.000 in - -
 
 12/14/2017  HighLowAverage
Temperature 18.3 °F (14:09) 13.3 °F (9:19) 16.4 °F
Dew Point 15.9 °F (3:51) 7.3 °F (14:50) 11.2 °F
Humidity 92 % (0:00) 63 % (15:52) 80.2 %
Wind Speed 8.01 mph West (14:44) - -
Wind Gust 13.00 mph West (14:34) - -
Wind - - West
Pressure 29.99 in (21:14) 29.52 in (1:55) 29.79 in
Precipitation Total: 0.000 in - -
 
 12/13/2017  HighLowAverage
Temperature 19.4 °F (14:56) 13.8 °F (1:28) 15.6 °F
Dew Point 14.4 °F (23:39) 9.6 °F (19:24) 11.5 °F
Humidity 92 % (23:26) 70 % (15:10) 83.7 %
Wind Speed 8.99 mph West (0:14) - -
Wind Gust 20.00 mph Southwest (12:34) - -
Wind - - West
Pressure 29.64 in (10:37) 29.49 in (1:10) 29.57 in
Precipitation Total: 0.000 in - -
 
 12/12/2017  HighLowAverage
Temperature 31.1 °F (10:53) 14.0 °F (23:59) 24.4 °F
Dew Point 29.9 °F (9:43) 7.1 °F (19:10) 20.6 °F
Humidity 96 % (1:19) 62 % (18:53) 85.5 %
Wind Speed 10.00 mph West (11:53) - -
Wind Gust 21.00 mph Southwest (20:00) - -
Wind - - Southwest
Pressure 29.69 in (0:00) 29.45 in (9:15) 29.53 in
Precipitation Total: 0.000 in - -
 
 12/11/2017  HighLowAverage
Temperature 27.1 °F (4:40) 22.8 °F (18:55) 25.4 °F
Dew Point 25.4 °F (4:40) 20.1 °F (12:01) 22.6 °F
Humidity 94 % (4:40) 77 % (12:01) 88.8 %
Wind Speed 4.00 mph East (17:33) - -
Wind Gust 10.00 mph Southeast (20:36) - -
Wind - - Southwest
Pressure 30.01 in (9:59) 29.69 in (23:59) 29.88 in
Precipitation Total: 0.000 in - -
 
 12/10/2017  HighLowAverage
Temperature 30.7 °F (11:39) 26.8 °F (23:59) 28.2 °F
Dew Point 26.4 °F (6:03) 18.2 °F (11:10) 24.4 °F
Humidity 96 % (17:43) 59 % (11:38) 86 %
Wind Speed 11.99 mph West (11:01) - -
Wind Gust 21.99 mph West (9:35) - -
Wind - - West
Pressure 29.85 in (21:28) 29.71 in (1:58) 29.78 in
Precipitation Total: 0.000 in - -
 
 12/9/2017  HighLowAverage
Temperature 36.1 °F (13:51) 25.7 °F (8:36) 29.8 °F
Dew Point 20.9 °F (12:46) 12.0 °F (15:15) 17.1 °F
Humidity 71 % (8:11) 38 % (15:15) 59.3 %
Wind Speed 4.00 mph Southwest (13:21) - -
Wind Gust 7.00 mph South (3:06) - -
Wind - - Southwest
Pressure 29.88 in (0:00) 29.71 in (23:59) 29.78 in
Precipitation Total: 0.000 in - -
 
 12/8/2017  HighLowAverage
Temperature 32.4 °F (15:23) 26.6 °F (7:47) 28.8 °F
Dew Point 23.5 °F (6:02) 14.4 °F (19:46) 18.9 °F
Humidity 86 % (6:02) 50 % (16:18) 66.7 %
Wind Speed 8.99 mph Southwest (12:36) - -
Wind Gust 14.00 mph Northwest (12:28) - -
Wind - - Southwest
Pressure 29.95 in (9:05) 29.84 in (17:42) 29.89 in
Precipitation Total: 0.000 in - -
 
 12/7/2017  HighLowAverage
Temperature 33.3 °F (13:01) 27.3 °F (23:59) 31.4 °F
Dew Point 28.9 °F (9:51) 16.8 °F (20:38) 23.4 °F
Humidity 90 % (9:51) 58 % (20:38) 72.6 %
Wind Speed 8.01 mph West (20:19) - -
Wind Gust 15.01 mph Southwest (20:36) - -
Wind - - West
Pressure 29.94 in (22:34) 29.83 in (14:44) 29.88 in
Precipitation Total: 0.000 in - -
 
 12/6/2017  HighLowAverage
Temperature 37.4 °F (18:11) 32.4 °F (21:03) 34.2 °F
Dew Point 31.2 °F (21:19) 18.3 °F (9:53) 24.8 °F
Humidity 95 % (21:01) 52 % (10:34) 69.6 %
Wind Speed 13.00 mph West (0:00) - -
Wind Gust 21.00 mph Southwest (12:35) - -
Wind - - West
Pressure 29.86 in (7:37) 29.79 in (18:00) 29.82 in
Precipitation Total: 0.000 in - -
 
 12/5/2017  HighLowAverage
Temperature 52.7 °F (17:23) 36.5 °F (23:59) 47.2 °F
Dew Point 48.1 °F (17:09) 21.4 °F (23:51) 39.1 °F
Humidity 91 % (8:33) 54 % (23:51) 74.5 %
Wind Speed 17.00 mph West (23:13) - -
Wind Gust 35.01 mph West (23:04) - -
Wind - - Southwest
Pressure 29.92 in (0:00) 29.64 in (16:59) 29.76 in
Precipitation Total: 0.270 in
Max Rate: 0.340 in/hr (5:11)
- -
 
 12/4/2017  HighLowAverage
Temperature 49.8 °F (14:50) 30.0 °F (7:00) 41 °F
Dew Point 38.6 °F (13:59) 29.0 °F (7:00) 33.6 °F
Humidity 98 % (8:43) 55 % (20:18) 77.2 %
Wind Speed 5.99 mph South (20:06) - -
Wind Gust 11.99 mph South (19:53) - -
Wind - - Southwest
Pressure 30.29 in (7:24) 29.92 in (23:59) 30.15 in
Precipitation Total: 0.010 in - -
 
 12/3/2017  HighLowAverage
Temperature 50.2 °F (14:25) 32.7 °F (7:58) 39.6 °F
Dew Point 38.9 °F (12:24) 30.3 °F (7:01) 34.6 °F
Humidity 93 % (7:41) 59 % (14:45) 83 %
Wind Speed 4.00 mph West (14:34) - -
Wind Gust 8.99 mph West (15:29) - -
Wind - - Southwest
Pressure 30.24 in (23:57) 30.08 in (5:34) 30.13 in
Precipitation Total: 0.000 in - -
 
 12/2/2017  HighLowAverage
Temperature 43.2 °F (14:06) 30.6 °F (7:50) 35.7 °F
Dew Point 35.4 °F (15:15) 27.5 °F (0:08) 31.3 °F
Humidity 92 % (8:07) 72 % (16:07) 84.3 %
Wind Speed 1.99 mph South (9:16) - -
Wind Gust 4.00 mph Southwest (8:54) - -
Wind - - Southwest
Pressure 30.23 in (1:40) 30.10 in (17:20) 30.15 in
Precipitation Total: 0.000 in - -
 
 12/1/2017  HighLowAverage
Temperature 45.5 °F (13:40) 31.1 °F (23:59) 39.9 °F
Dew Point 37.0 °F (0:00) 27.7 °F (23:59) 32.2 °F
Humidity 87 % (23:52) 57 % (13:47) 74.2 %
Wind Speed 5.01 mph West (0:24) - -
Wind Gust 11.01 mph West (2:33) - -
Wind - - Northwest
Pressure 30.24 in (18:59) 29.98 in (0:52) 30.15 in
Precipitation Total: 0.000 in - -