Monthly Statistics in Rochester for December 2021

 December 2021  HighLowAverage
Temperature 67.1 °F (16-13:20) 18.5 °F (20-3:23) 37.3 °F
Dew Point 57.1 °F (11-15:27) 16.1 °F (20-3:22) 30.7 °F
Humidity 97 % (25-10:08) 41 % (16-7:09) 78.2 %
Wind Speed 15.01 mph West (2-16:55) - -
Wind Gust 32.99 mph West (6-15:39) - -
Wind - - South
Pressure 30.57 in (14-18:44) 29.11 in (11-15:18) 29.92 in
Precipitation Total: 2.000 in
Max Rate: 0.710 in/hr (11-15:33)
- -
 
 12/31/2021  HighLowAverage
Temperature 50.2 °F (13:56) 38.5 °F (1:22) 41.8 °F
Dew Point 45.0 °F (13:01) 37.2 °F (0:17) 39.9 °F
Humidity 97 % (2:19) 76 % (15:53) 93.2 %
Wind Speed 4.00 mph West (15:21) - -
Wind Gust 11.01 mph Southwest (15:36) - -
Wind - - Southeast
Pressure 29.86 in (2:06) 29.70 in (23:59) 29.79 in
Precipitation Total: 0.050 in
Max Rate: 0.160 in/hr (10:26)
- -
 
 12/30/2021  HighLowAverage
Temperature 41.5 °F (13:04) 36.5 °F (8:14) 38.8 °F
Dew Point 37.5 °F (22:33) 34.9 °F (8:14) 36.3 °F
Humidity 95 % (0:00) 80 % (12:49) 90.9 %
Wind Speed 3.00 mph South (0:00) - -
Wind Gust 5.99 mph South (0:01) - -
Wind - - South
Pressure 29.92 in (9:51) 29.82 in (15:02) 29.86 in
Precipitation Total: 0.000 in - -
 
 12/29/2021  HighLowAverage
Temperature 39.7 °F (14:07) 32.7 °F (0:21) 36.5 °F
Dew Point 37.3 °F (23:03) 31.4 °F (0:18) 34.9 °F
Humidity 97 % (0:15) 89 % (15:08) 94.2 %
Wind Speed 3.00 mph East (1:30) - -
Wind Gust 8.01 mph East (1:28) - -
Wind - - Southeast
Pressure 29.90 in (18:40) 29.71 in (3:54) 29.8 in
Precipitation Total: 0.101 in - -
 
 12/28/2021  HighLowAverage
Temperature 39.9 °F (2:31) 32.5 °F (23:42) 36.5 °F
Dew Point 38.7 °F (2:20) 28.5 °F (12:25) 31.7 °F
Humidity 97 % (1:17) 70 % (12:24) 83.4 %
Wind Speed 10.00 mph West (8:01) - -
Wind Gust 18.01 mph West (2:35) - -
Wind - - Southwest
Pressure 29.88 in (16:14) 29.59 in (0:16) 29.76 in
Precipitation Total: 0.029 in - -
 
 12/27/2021  HighLowAverage
Temperature 35.2 °F (23:54) 27.5 °F (12:09) 29.7 °F
Dew Point 34.2 °F (23:54) 22.5 °F (4:08) 26.6 °F
Humidity 96 % (21:34) 80 % (6:43) 88.1 %
Wind Speed 7.00 mph East (9:02) - -
Wind Gust 13.00 mph Southeast (8:47) - -
Wind - - East
Pressure 30.17 in (0:05) 29.58 in (23:10) 29.88 in
Precipitation Total: 0.020 in - -
 
 12/26/2021  HighLowAverage
Temperature 39.2 °F (0:00) 29.1 °F (23:59) 36.4 °F
Dew Point 37.6 °F (0:00) 24.2 °F (22:28) 31.6 °F
Humidity 94 % (0:00) 73 % (22:28) 82.8 %
Wind Speed 8.99 mph Northwest (13:28) - -
Wind Gust 15.99 mph West (13:25) - -
Wind - - West
Pressure 30.16 in (23:43) 29.74 in (0:16) 29.96 in
Precipitation Total: 0.010 in - -
 
 12/25/2021  HighLowAverage
Temperature 48.0 °F (12:22) 38.8 °F (23:00) 43.4 °F
Dew Point 46.9 °F (12:22) 34.4 °F (0:27) 41.1 °F
Humidity 97 % (10:08) 76 % (1:17) 92 %
Wind Speed 7.00 mph South (3:56) - -
Wind Gust 17.00 mph South (3:56) - -
Wind - - Southwest
Pressure 29.74 in (23:50) 29.36 in (12:26) 29.48 in
Precipitation Total: 0.350 in
Max Rate: 0.130 in/hr (8:33)
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 12/24/2021  HighLowAverage
Temperature 39.6 °F (23:43) 28.9 °F (0:06) 34.1 °F
Dew Point 34.3 °F (23:31) 26.5 °F (0:23) 30.6 °F
Humidity 94 % (3:57) 81 % (23:59) 87 %
Wind Speed 5.01 mph Southeast (1:27) - -
Wind Gust 8.99 mph Southeast (1:21) - -
Wind - - Southeast
Pressure 29.96 in (9:45) 29.60 in (23:59) 29.84 in
Precipitation Total: 0.161 in
Max Rate: 0.040 in/hr (13:25)
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 12/23/2021  HighLowAverage
Temperature 28.9 °F (23:54) 24.4 °F (8:29) 26.6 °F
Dew Point 26.6 °F (23:54) 20.5 °F (15:12) 22.9 °F
Humidity 93 % (3:30) 72 % (15:59) 85.8 %
Wind Speed 7.50 mph East (19:46) - -
Wind Gust 15.01 mph Southeast (19:41) - -
Wind - - South
Pressure 30.18 in (10:36) 29.92 in (23:59) 30.05 in
Precipitation Total: 0.029 in - -
 
 12/22/2021  HighLowAverage
Temperature 38.8 °F (5:30) 25.9 °F (23:59) 31.5 °F
Dew Point 32.0 °F (5:54) 18.5 °F (11:39) 24.7 °F
Humidity 94 % (17:27) 60 % (12:20) 76.4 %
Wind Speed 11.99 mph West (8:48) - -
Wind Gust 23.00 mph West (18:58) - -
Wind - - Southwest
Pressure 29.97 in (23:16) 29.46 in (5:32) 29.68 in
Precipitation Total: 0.010 in - -
 
 12/21/2021  HighLowAverage
Temperature 39.9 °F (14:28) 32.5 °F (8:00) 36.2 °F
Dew Point 31.1 °F (1:31) 26.7 °F (23:59) 28.8 °F
Humidity 87 % (7:56) 61 % (15:39) 75.1 %
Wind Speed 7.00 mph West (2:12) - -
Wind Gust 15.99 mph West (2:01) - -
Wind - - South
Pressure 30.05 in (8:55) 29.54 in (23:59) 29.87 in
Precipitation Total: 0.071 in - -
 
 12/20/2021  HighLowAverage
Temperature 36.7 °F (15:59) 18.5 °F (3:23) 28.7 °F
Dew Point 29.6 °F (15:29) 16.1 °F (3:22) 23.4 °F
Humidity 91 % (3:23) 69 % (20:41) 80.6 %
Wind Speed 6.50 mph South (8:59) - -
Wind Gust 14.00 mph Southwest (10:57) - -
Wind - - South
Pressure 30.29 in (0:00) 29.95 in (20:46) 30.12 in
Precipitation Total: 0.049 in - -
 
 12/19/2021  HighLowAverage
Temperature 28.4 °F (0:21) 19.6 °F (23:54) 25.6 °F
Dew Point 26.9 °F (0:21) 16.9 °F (23:54) 21.9 °F
Humidity 94 % (0:00) 80 % (17:06) 85.6 %
Wind Speed 5.99 mph West (7:08) - -
Wind Gust 13.00 mph Northwest (14:52) - -
Wind - - West
Pressure 30.32 in (21:17) 29.96 in (0:02) 30.2 in
Precipitation Total: 0.000 in - -
 
 12/18/2021  HighLowAverage
Temperature 35.6 °F (3:49) 28.2 °F (23:59) 32.9 °F
Dew Point 33.9 °F (17:28) 26.7 °F (23:59) 29.8 °F
Humidity 96 % (11:50) 75 % (8:13) 88.8 %
Wind Speed 8.01 mph South (18:25) - -
Wind Gust 18.01 mph South (19:11) - -
Wind - - Southeast
Pressure 30.20 in (0:08) 29.77 in (16:50) 29.97 in
Precipitation Total: 0.280 in
Max Rate: 0.110 in/hr (17:38)
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 12/17/2021  HighLowAverage
Temperature 48.4 °F (0:00) 33.3 °F (23:59) 40.8 °F
Dew Point 37.0 °F (0:13) 24.5 °F (13:17) 29.4 °F
Humidity 81 % (23:21) 45 % (13:57) 64.6 %
Wind Speed 11.01 mph Southwest (5:13) - -
Wind Gust 21.99 mph Southwest (0:09) - -
Wind - - West
Pressure 30.22 in (21:18) 29.77 in (0:09) 30.04 in
Precipitation Total: 0.000 in - -
 
 12/16/2021  HighLowAverage
Temperature 67.1 °F (13:20) 48.6 °F (23:59) 59.3 °F
Dew Point 56.2 °F (18:57) 33.4 °F (7:09) 43.9 °F
Humidity 85 % (19:04) 41 % (7:09) 57.5 %
Wind Speed 11.50 mph Southwest (21:06) - -
Wind Gust 30.00 mph Southwest (20:29) - -
Wind - - Southwest
Pressure 29.91 in (0:00) 29.57 in (18:42) 29.71 in
Precipitation Total: 0.040 in
Max Rate: 0.320 in/hr (19:02)
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 12/15/2021  HighLowAverage
Temperature 51.8 °F (23:57) 34.3 °F (2:26) 42.6 °F
Dew Point 41.3 °F (18:38) 25.3 °F (9:11) 33.6 °F
Humidity 89 % (15:21) 46 % (9:13) 71.3 %
Wind Speed 11.99 mph Southeast (8:14) - -
Wind Gust 23.00 mph South (9:18) - -
Wind - - Southeast
Pressure 30.54 in (0:00) 29.91 in (23:59) 30.22 in
Precipitation Total: 0.220 in
Max Rate: 0.590 in/hr (15:12)
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 12/14/2021  HighLowAverage
Temperature 42.6 °F (11:08) 30.9 °F (8:17) 38.1 °F
Dew Point 35.3 °F (9:59) 28.3 °F (8:08) 32.3 °F
Humidity 93 % (8:40) 69 % (0:19) 79.6 %
Wind Speed 5.99 mph East (11:24) - -
Wind Gust 10.00 mph Southwest (0:21) - -
Wind - - Southeast
Pressure 30.57 in (18:44) 30.25 in (0:18) 30.47 in
Precipitation Total: 0.000 in - -
 
 12/13/2021  HighLowAverage
Temperature 51.1 °F (14:26) 41.0 °F (8:23) 45.2 °F
Dew Point 33.0 °F (23:45) 26.1 °F (0:03) 29.2 °F
Humidity 69 % (23:45) 41 % (15:35) 53.8 %
Wind Speed 8.01 mph West (16:10) - -
Wind Gust 20.00 mph Southwest (16:09) - -
Wind - - Southwest
Pressure 30.25 in (23:37) 29.99 in (15:28) 30.08 in
Precipitation Total: 0.000 in - -
 
 12/12/2021  HighLowAverage
Temperature 44.6 °F (19:48) 42.1 °F (21:44) 42.8 °F
Dew Point 28.0 °F (19:34) 23.8 °F (20:36) 25.2 °F
Humidity 53 % (19:34) 47 % (20:36) 49.8 %
Wind Speed 7.00 mph West (19:49) - -
Wind Gust 21.99 mph Southwest (19:41) - -
Wind - - Southwest
Pressure 30.03 in (19:34) 30.00 in (22:26) 30.01 in
Precipitation Total: 0.020 in - -
 
 12/11/2021  HighLowAverage
Temperature 64.6 °F (13:55) 41.7 °F (0:25) 52.9 °F
Dew Point 57.1 °F (15:27) 35.7 °F (0:15) 47.5 °F
Humidity 90 % (5:52) 75 % (17:04) 81.9 %
Wind Speed 15.01 mph West (17:03) - -
Wind Gust 30.00 mph West (15:48) - -
Wind - - South
Pressure 29.82 in (0:00) 29.11 in (15:18) 29.37 in
Precipitation Total: 0.180 in
Max Rate: 0.710 in/hr (15:33)
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 12/10/2021  HighLowAverage
Temperature 48.2 °F (13:44) 32.7 °F (0:05) 40.8 °F
Dew Point 37.8 °F (14:56) 27.8 °F (2:21) 32.8 °F
Humidity 91 % (21:01) 65 % (15:23) 73.5 %
Wind Speed 8.99 mph South (2:08) - -
Wind Gust 15.99 mph South (3:35) - -
Wind - - Southeast
Pressure 29.98 in (16:22) 29.82 in (23:59) 29.91 in
Precipitation Total: 0.020 in - -
 
 12/9/2021  HighLowAverage
Temperature 32.5 °F (21:30) 26.6 °F (8:22) 29.7 °F
Dew Point 29.5 °F (23:35) 19.5 °F (10:07) 23.1 °F
Humidity 90 % (22:43) 63 % (12:56) 76.3 %
Wind Speed 5.99 mph East (20:04) - -
Wind Gust 15.01 mph Southeast (19:45) - -
Wind - - South
Pressure 30.19 in (10:15) 29.88 in (23:57) 30.06 in
Precipitation Total: 0.020 in - -
 
 12/8/2021  HighLowAverage
Temperature 30.4 °F (11:36) 25.3 °F (8:13) 27.8 °F
Dew Point 27.1 °F (16:04) 21.8 °F (1:14) 24.3 °F
Humidity 93 % (8:20) 78 % (11:27) 86.7 %
Wind Speed 5.99 mph West (21:25) - -
Wind Gust 13.00 mph West (23:17) - -
Wind - - Southwest
Pressure 30.10 in (0:09) 29.86 in (15:34) 29.96 in
Precipitation Total: 0.011 in - -
 
 12/7/2021  HighLowAverage
Temperature 34.9 °F (0:00) 27.7 °F (23:59) 30.2 °F
Dew Point 27.2 °F (3:40) 18.2 °F (15:01) 22.8 °F
Humidity 84 % (3:40) 61 % (15:01) 74 %
Wind Speed 11.99 mph West (0:00) - -
Wind Gust 18.99 mph West (0:17) - -
Wind - - West
Pressure 30.14 in (17:29) 29.87 in (0:36) 30.06 in
Precipitation Total: 0.000 in - -
 
 12/6/2021  HighLowAverage
Temperature 51.4 °F (11:20) 34.0 °F (23:08) 44.7 °F
Dew Point 48.5 °F (12:52) 23.6 °F (20:40) 36.7 °F
Humidity 92 % (8:18) 55 % (18:00) 74 %
Wind Speed 15.01 mph South (0:50) - -
Wind Gust 32.99 mph West (15:39) - -
Wind - - Southwest
Pressure 29.87 in (23:57) 29.36 in (12:40) 29.58 in
Precipitation Total: 0.239 in
Max Rate: 0.570 in/hr (1:05)
- -
 
 12/5/2021  HighLowAverage
Temperature 48.7 °F (22:50) 28.9 °F (7:47) 35.8 °F
Dew Point 33.6 °F (23:49) 24.0 °F (6:57) 26.4 °F
Humidity 83 % (7:07) 44 % (22:57) 69.1 %
Wind Speed 14.00 mph Southeast (22:54) - -
Wind Gust 21.00 mph South (22:52) - -
Wind - - South
Pressure 30.30 in (9:47) 29.73 in (23:59) 30.12 in
Precipitation Total: 0.030 in
Max Rate: 0.170 in/hr (23:42)
- -
 
 12/4/2021  HighLowAverage
Temperature 42.8 °F (12:46) 32.7 °F (6:23) 36.5 °F
Dew Point 35.2 °F (11:03) 22.4 °F (18:52) 27.1 °F
Humidity 84 % (5:33) 52 % (15:05) 69.6 %
Wind Speed 13.00 mph West (15:26) - -
Wind Gust 28.01 mph West (15:24) - -
Wind - - West
Pressure 30.14 in (22:19) 29.92 in (13:14) 30.01 in
Precipitation Total: 0.010 in - -
 
 12/3/2021  HighLowAverage
Temperature 36.9 °F (0:00) 31.6 °F (18:02) 34.1 °F
Dew Point 29.7 °F (0:03) 22.2 °F (17:07) 26.2 °F
Humidity 84 % (5:54) 61 % (15:59) 72.9 %
Wind Speed 11.01 mph Northwest (0:00) - -
Wind Gust 21.00 mph West (1:46) - -
Wind - - West
Pressure 30.04 in (23:28) 29.78 in (0:11) 29.96 in
Precipitation Total: 0.000 in - -
 
 12/2/2021  HighLowAverage
Temperature 54.1 °F (12:04) 36.9 °F (23:59) 45.3 °F
Dew Point 44.2 °F (12:04) 29.4 °F (23:59) 38 °F
Humidity 87 % (7:16) 59 % (16:27) 75.9 %
Wind Speed 15.01 mph West (16:55) - -
Wind Gust 27.00 mph West (23:54) - -
Wind - - Southwest
Pressure 29.77 in (23:38) 29.36 in (12:58) 29.54 in
Precipitation Total: 0.050 in
Max Rate: 0.040 in/hr (9:12)
- -
 
 12/1/2021  HighLowAverage
Temperature 44.1 °F (13:43) 36.1 °F (6:39) 39.5 °F
Dew Point 33.5 °F (0:00) 26.3 °F (14:04) 29.9 °F
Humidity 82 % (0:00) 50 % (14:04) 68.9 %
Wind Speed 8.99 mph Southwest (0:08) - -
Wind Gust 18.99 mph West (0:01) - -
Wind - - Southwest
Pressure 30.10 in (9:35) 29.74 in (23:59) 29.96 in
Precipitation Total: 0.000 in - -