Monthly Statistics in Rochester for 2018

 2018  HighLowAverage
Temperature 96.3 °F (7/1-16:07) -4.1 °F (1/7-6:38) 49.6 °F
Dew Point 79.0 °F (7/2-17:17) -7.4 °F (1/7-6:38) 41.9 °F
Humidity 99 % (1/22-15:24) 14 % (5/1-16:14) 76.9 %
Wind Speed 21.99 mph West (4/4-11:39) - -
Wind Gust 42.99 mph West (4/4-13:10) - -
Wind - - Southwest
Pressure 30.78 in (2/13-7:50) 29.17 in (12/21-13:53) 30 in
Precipitation Total: 28.560 in
Max Rate: 4.060 in/hr (7/16-16:30)
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 December 2018  HighLowAverage
Temperature 57.6 °F (2-14:30) 19.0 °F (9-4:10) 33.1 °F
Dew Point 53.4 °F (21-12:01) 15.0 °F (18-11:58) 28.7 °F
Humidity 99 % (21-8:16) 44 % (19-14:54) 84.3 %
Wind Speed 15.99 mph Southwest (29-0:01) - -
Wind Gust 31.00 mph West (28-22:43) - -
Wind - - Southwest
Pressure 30.55 in (27-3:23) 29.17 in (21-13:53) 30.01 in
Precipitation Total: 1.890 in
Max Rate: 0.400 in/hr (20-21:04)
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 November 2018  HighLowAverage
Temperature 66.2 °F (6-13:47) 5.0 °F (23-3:13) 35.7 °F
Dew Point 55.5 °F (6-12:47) 2.2 °F (23-3:10) 30.8 °F
Humidity 99 % (1-23:37) 42 % (10-11:33) 83.3 %
Wind Speed 15.50 mph Southwest (10-13:45) - -
Wind Gust 35.99 mph West (10-11:23) - -
Wind - - Southwest
Pressure 30.54 in (22-16:54) 29.36 in (27-1:24) 29.98 in
Precipitation Total: 3.181 in
Max Rate: 0.610 in/hr (1-20:50)
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 October 2018  HighLowAverage
Temperature 86.9 °F (9-17:30) 33.1 °F (18-8:27) 49.8 °F
Dew Point 71.9 °F (8-17:14) 21.9 °F (18-6:14) 44.3 °F
Humidity 99 % (2-5:08) 36 % (19-18:21) 82.4 %
Wind Speed 10.00 mph West (15-15:10) - -
Wind Gust 23.00 mph Southwest (15-18:08) - -
Wind - - Southwest
Pressure 30.40 in (18-10:04) 29.56 in (20-4:52) 29.97 in
Precipitation Total: 2.889 in
Max Rate: 1.050 in/hr (11-7:08)
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 September 2018  HighLowAverage
Temperature 93.4 °F (5-16:21) 41.9 °F (23-7:25) 66.3 °F
Dew Point 76.4 °F (5-11:34) 40.8 °F (23-7:25) 60.1 °F
Humidity 99 % (1-7:25) 44 % (28-16:50) 81.4 %
Wind Speed 8.50 mph West (21-18:39) - -
Wind Gust 18.99 mph Northwest (21-18:33) - -
Wind - - South
Pressure 30.36 in (24-7:58) 29.64 in (21-18:25) 30.1 in
Precipitation Total: 2.580 in
Max Rate: 3.430 in/hr (21-18:34)
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 August 2018  HighLowAverage
Temperature 92.3 °F (5-16:19) 54.1 °F (23-6:55) 72.4 °F
Dew Point 76.9 °F (16-17:45) 51.4 °F (23-1:32) 65.5 °F
Humidity 99 % (19-8:04) 34 % (5-16:25) 80.5 %
Wind Speed 11.01 mph West (28-16:11) - -
Wind Gust 24.00 mph West (28-16:10) - -
Wind - - Southwest
Pressure 30.19 in (30-21:44) 29.60 in (22-2:49) 29.96 in
Precipitation Total: 2.300 in
Max Rate: 1.520 in/hr (7-9:35)
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 July 2018  HighLowAverage
Temperature 96.3 °F (1-16:07) 53.4 °F (19-5:54) 73.8 °F
Dew Point 79.0 °F (2-17:17) 43.8 °F (18-17:47) 62.5 °F
Humidity 98 % (23-23:24) 27 % (10-16:23) 70.8 %
Wind Speed 13.00 mph North (16-16:34) - -
Wind Gust 21.99 mph Northwest (16-16:30) - -
Wind - - Southwest
Pressure 30.37 in (7-10:24) 29.67 in (22-10:40) 30.01 in
Precipitation Total: 3.641 in
Max Rate: 4.060 in/hr (16-16:30)
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 June 2018  HighLowAverage
Temperature 91.2 °F (30-17:20) 47.5 °F (22-6:20) 66.8 °F
Dew Point 76.8 °F (30-18:41) 37.2 °F (10-18:10) 56 °F
Humidity 99 % (28-2:57) 25 % (15-16:20) 71.2 %
Wind Speed 10.00 mph Northwest (13-18:28) - -
Wind Gust 25.99 mph West (14-15:13) - -
Wind - - South
Pressure 30.24 in (26-4:38) 29.61 in (13-17:45) 29.9 in
Precipitation Total: 1.970 in
Max Rate: 1.450 in/hr (27-6:47)
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 May 2018  HighLowAverage
Temperature 92.5 °F (30-14:36) 41.4 °F (8-6:33) 64.5 °F
Dew Point 72.4 °F (31-13:24) 21.8 °F (1-0:10) 51 °F
Humidity 99 % (4-7:58) 14 % (1-16:14) 64.9 %
Wind Speed 18.99 mph West (4-18:54) - -
Wind Gust 42.01 mph West (4-19:19) - -
Wind - - South
Pressure 30.33 in (18-11:19) 29.55 in (4-16:05) 29.96 in
Precipitation Total: 1.679 in
Max Rate: 2.760 in/hr (4-16:51)
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 April 2018  HighLowAverage
Temperature 70.2 °F (23-14:48) 22.8 °F (9-7:06) 39.5 °F
Dew Point 54.0 °F (4-6:21) 14.8 °F (8-18:56) 30.2 °F
Humidity 97 % (3-18:39) 18 % (30-17:27) 72.7 %
Wind Speed 21.99 mph West (4-11:39) - -
Wind Gust 42.99 mph West (4-13:10) - -
Wind - - Southwest
Pressure 30.43 in (21-8:39) 29.21 in (4-6:10) 29.94 in
Precipitation Total: 3.360 in
Max Rate: 0.940 in/hr (16-2:09)
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 March 2018  HighLowAverage
Temperature 52.3 °F (31-14:53) 15.4 °F (18-7:28) 32 °F
Dew Point 47.5 °F (29-14:14) 0.1 °F (19-19:14) 24.2 °F
Humidity 98 % (2-12:13) 28 % (31-16:00) 74.4 %
Wind Speed 11.99 mph West (16-15:35) - -
Wind Gust 27.00 mph Southwest (31-19:19) - -
Wind - - Southwest
Pressure 30.62 in (26-10:08) 29.53 in (15-15:06) 29.96 in
Precipitation Total: 1.490 in
Max Rate: 0.240 in/hr (27-12:54)
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 February 2018  HighLowAverage
Temperature 70.0 °F (20-13:59) 9.5 °F (2-12:55) 33.1 °F
Dew Point 60.8 °F (20-15:09) 2.1 °F (2-14:48) 26.6 °F
Humidity 97 % (16-4:53) 29 % (27-16:44) 78.1 %
Wind Speed 15.01 mph Southwest (25-11:18) - -
Wind Gust 28.99 mph West (25-11:16) - -
Wind - - Southwest
Pressure 30.78 in (13-7:50) 29.58 in (15-21:07) 30.11 in
Precipitation Total: 1.850 in
Max Rate: 0.600 in/hr (11-17:59)
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 January 2018  HighLowAverage
Temperature 58.3 °F (11-16:23) -4.1 °F (7-6:38) 25.1 °F
Dew Point 56.1 °F (12-10:46) -7.4 °F (7-6:38) 19 °F
Humidity 99 % (22-15:24) 44 % (25-17:55) 78.5 %
Wind Speed 15.99 mph West (20-9:50) - -
Wind Gust 31.00 mph West (20-9:43) - -
Wind - - Southwest
Pressure 30.66 in (14-9:54) 29.45 in (23-12:31) 30.1 in
Precipitation Total: 1.730 in
Max Rate: 0.380 in/hr (23-5:28)
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