Monthly Statistics in Rochester for September 2021

 September 2021  HighLowAverage
Temperature 84.9 °F (14-14:36) 47.5 °F (29-3:38) 65.1 °F
Dew Point 72.6 °F (14-13:55) 42.6 °F (26-14:47) 57.3 °F
Humidity 99 % (13-7:58) 39 % (26-14:47) 77.1 %
Wind Speed 10.00 mph West (6-8:22) - -
Wind Gust 21.99 mph South (22-20:31) - -
Wind - - South
Pressure 30.21 in (19-9:57) 29.56 in (8-5:38) 29.9 in
Precipitation Total: 3.260 in
Max Rate: 3.490 in/hr (12-21:02)
- -
 
 9/30/2021  HighLowAverage
Temperature 57.6 °F (0:00) 48.6 °F (23:21) 54.9 °F
Dew Point 49.5 °F (6:18) 45.8 °F (21:24) 47.6 °F
Humidity 92 % (22:45) 68 % (15:18) 76.7 %
Wind Speed 5.50 mph North (12:00) - -
Wind Gust 11.01 mph South (11:02) - -
Wind - - Southwest
Pressure 30.19 in (21:11) 30.05 in (1:03) 30.12 in
Precipitation Total: 0.000 in - -
 
 9/29/2021  HighLowAverage
Temperature 67.6 °F (16:34) 47.5 °F (3:38) 57.3 °F
Dew Point 55.7 °F (10:52) 45.4 °F (2:43) 49.4 °F
Humidity 95 % (4:02) 48 % (16:41) 76.6 %
Wind Speed 7.00 mph West (15:51) - -
Wind Gust 13.00 mph West (15:47) - -
Wind - - West
Pressure 30.05 in (23:08) 29.95 in (4:15) 29.98 in
Precipitation Total: 0.000 in - -
 
 9/28/2021  HighLowAverage
Temperature 66.7 °F (0:00) 49.5 °F (23:59) 58.5 °F
Dew Point 62.0 °F (2:48) 45.9 °F (15:49) 51 °F
Humidity 92 % (2:16) 61 % (17:04) 76.5 %
Wind Speed 5.99 mph Northeast (3:51) - -
Wind Gust 13.00 mph Northwest (4:21) - -
Wind - - Southwest
Pressure 29.95 in (22:57) 29.72 in (1:20) 29.85 in
Precipitation Total: 0.000 in - -
 
 9/27/2021  HighLowAverage
Temperature 75.7 °F (15:14) 57.9 °F (0:12) 66.1 °F
Dew Point 60.7 °F (23:44) 53.0 °F (1:49) 57.5 °F
Humidity 93 % (5:13) 56 % (16:45) 75.1 %
Wind Speed 9.50 mph West (15:45) - -
Wind Gust 21.99 mph West (16:31) - -
Wind - - Southwest
Pressure 29.81 in (0:00) 29.66 in (15:39) 29.72 in
Precipitation Total: 0.070 in
Max Rate: 0.040 in/hr (6:13)
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 9/26/2021  HighLowAverage
Temperature 69.3 °F (15:23) 49.6 °F (7:20) 59.3 °F
Dew Point 54.6 °F (11:37) 42.6 °F (14:47) 49.8 °F
Humidity 95 % (4:23) 39 % (14:47) 73.4 %
Wind Speed 8.99 mph Southwest (13:27) - -
Wind Gust 21.99 mph West (12:14) - -
Wind - - Southwest
Pressure 29.88 in (0:00) 29.80 in (23:59) 29.83 in
Precipitation Total: 0.010 in - -
 
 9/25/2021  HighLowAverage
Temperature 73.6 °F (15:04) 51.1 °F (0:31) 60.7 °F
Dew Point 57.2 °F (19:06) 49.4 °F (0:28) 52.5 °F
Humidity 96 % (0:51) 44 % (15:24) 76.7 %
Wind Speed 7.00 mph West (18:52) - -
Wind Gust 15.99 mph Southeast (14:22) - -
Wind - - South
Pressure 29.96 in (0:00) 29.78 in (16:44) 29.88 in
Precipitation Total: 0.030 in - -
 
 9/24/2021  HighLowAverage
Temperature 67.5 °F (16:06) 51.4 °F (23:59) 58.9 °F
Dew Point 54.7 °F (17:53) 48.0 °F (1:29) 50.7 °F
Humidity 94 % (23:07) 59 % (16:14) 74.9 %
Wind Speed 5.99 mph Southwest (12:26) - -
Wind Gust 15.01 mph West (12:21) - -
Wind - - Southwest
Pressure 29.96 in (21:56) 29.80 in (4:00) 29.87 in
Precipitation Total: 0.000 in - -
 
 9/23/2021  HighLowAverage
Temperature 74.1 °F (1:15) 55.9 °F (23:59) 64.7 °F
Dew Point 68.7 °F (1:34) 48.5 °F (23:59) 60.1 °F
Humidity 97 % (9:06) 69 % (18:22) 85.7 %
Wind Speed 5.99 mph Southeast (0:28) - -
Wind Gust 11.99 mph Southeast (0:25) - -
Wind - - South
Pressure 29.82 in (23:18) 29.62 in (0:23) 29.7 in
Precipitation Total: 1.331 in
Max Rate: 0.630 in/hr (2:46)
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 9/22/2021  HighLowAverage
Temperature 74.7 °F (20:02) 66.2 °F (7:45) 70.3 °F
Dew Point 69.9 °F (16:29) 62.9 °F (0:17) 66.4 °F
Humidity 95 % (3:03) 75 % (20:18) 88 %
Wind Speed 8.99 mph South (20:06) - -
Wind Gust 21.99 mph South (20:31) - -
Wind - - Southeast
Pressure 30.00 in (0:00) 29.62 in (23:59) 29.8 in
Precipitation Total: 0.370 in
Max Rate: 0.450 in/hr (9:53)
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 9/21/2021  HighLowAverage
Temperature 78.3 °F (15:57) 65.8 °F (8:30) 70.8 °F
Dew Point 62.9 °F (15:53) 57.9 °F (7:10) 60.2 °F
Humidity 77 % (7:13) 57 % (16:34) 69.6 %
Wind Speed 8.99 mph South (11:22) - -
Wind Gust 20.00 mph Southeast (4:50) - -
Wind - - South
Pressure 30.10 in (7:35) 30.00 in (23:59) 30.06 in
Precipitation Total: 0.000 in - -
 
 9/20/2021  HighLowAverage
Temperature 81.0 °F (16:25) 53.2 °F (1:20) 67.3 °F
Dew Point 64.1 °F (16:52) 50.4 °F (1:19) 57.4 °F
Humidity 92 % (0:47) 54 % (17:13) 72.2 %
Wind Speed 7.00 mph Southeast (11:18) - -
Wind Gust 17.00 mph Southeast (22:57) - -
Wind - - Southeast
Pressure 30.16 in (0:00) 30.06 in (23:59) 30.12 in
Precipitation Total: 0.000 in - -
 
 9/19/2021  HighLowAverage
Temperature 68.9 °F (15:51) 52.2 °F (7:17) 60.8 °F
Dew Point 58.6 °F (8:44) 50.7 °F (23:59) 53.5 °F
Humidity 99 % (8:05) 54 % (16:00) 78.7 %
Wind Speed 5.01 mph Northeast (16:18) - -
Wind Gust 11.01 mph North (10:54) - -
Wind - - East
Pressure 30.21 in (9:57) 30.11 in (3:28) 30.15 in
Precipitation Total: 0.009 in - -
 
 9/18/2021  HighLowAverage
Temperature 73.6 °F (13:32) 59.9 °F (23:59) 68.5 °F
Dew Point 68.2 °F (10:16) 58.4 °F (22:52) 64.6 °F
Humidity 96 % (3:47) 71 % (18:05) 87.8 %
Wind Speed 5.01 mph Northeast (14:36) - -
Wind Gust 11.01 mph Northeast (16:22) - -
Wind - - South
Pressure 30.11 in (23:35) 29.97 in (3:34) 30.03 in
Precipitation Total: 0.090 in
Max Rate: 1.200 in/hr (1:50)
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 9/17/2021  HighLowAverage
Temperature 82.0 °F (16:41) 58.1 °F (3:01) 70.7 °F
Dew Point 68.8 °F (15:04) 56.4 °F (3:01) 64.2 °F
Humidity 96 % (3:23) 60 % (17:51) 80.9 %
Wind Speed 8.01 mph South (11:59) - -
Wind Gust 15.99 mph Southeast (16:20) - -
Wind - - Southeast
Pressure 30.14 in (7:01) 29.99 in (23:59) 30.07 in
Precipitation Total: 0.000 in - -
 
 9/16/2021  HighLowAverage
Temperature 73.0 °F (15:45) 54.3 °F (7:08) 64.1 °F
Dew Point 62.1 °F (10:13) 50.1 °F (18:09) 57.2 °F
Humidity 97 % (4:47) 47 % (18:09) 80 %
Wind Speed 5.99 mph South (15:53) - -
Wind Gust 11.99 mph Northeast (15:16) - -
Wind - - Southeast
Pressure 30.18 in (11:51) 30.04 in (0:24) 30.12 in
Precipitation Total: 0.010 in - -
 
 9/15/2021  HighLowAverage
Temperature 76.5 °F (0:00) 59.5 °F (23:59) 66.9 °F
Dew Point 67.9 °F (0:18) 57.5 °F (23:59) 62.4 °F
Humidity 95 % (8:52) 74 % (0:17) 86 %
Wind Speed 5.01 mph Southwest (0:00) - -
Wind Gust 15.99 mph South (0:27) - -
Wind - - Southwest
Pressure 30.04 in (23:44) 29.67 in (0:12) 29.84 in
Precipitation Total: 0.060 in
Max Rate: 0.110 in/hr (3:55)
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 9/14/2021  HighLowAverage
Temperature 84.9 °F (14:36) 58.1 °F (4:56) 72.1 °F
Dew Point 72.6 °F (13:55) 56.1 °F (4:42) 64.6 °F
Humidity 96 % (5:19) 58 % (14:40) 78.6 %
Wind Speed 5.50 mph South (12:18) - -
Wind Gust 18.99 mph South (23:19) - -
Wind - - South
Pressure 30.01 in (0:00) 29.68 in (23:59) 29.85 in
Precipitation Total: 0.000 in - -
 
 9/13/2021  HighLowAverage
Temperature 73.9 °F (16:17) 57.6 °F (7:23) 64.5 °F
Dew Point 61.8 °F (9:30) 56.7 °F (7:23) 59 °F
Humidity 99 % (7:58) 61 % (16:37) 83.5 %
Wind Speed 5.01 mph West (11:22) - -
Wind Gust 11.01 mph West (15:39) - -
Wind - - West
Pressure 30.06 in (11:00) 29.87 in (1:39) 29.99 in
Precipitation Total: 0.220 in
Max Rate: 1.400 in/hr (0:15)
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 9/12/2021  HighLowAverage
Temperature 75.4 °F (14:24) 61.2 °F (21:42) 69.1 °F
Dew Point 69.5 °F (14:24) 56.4 °F (0:20) 63.3 °F
Humidity 97 % (22:19) 66 % (0:20) 82.4 %
Wind Speed 5.01 mph Southwest (10:39) - -
Wind Gust 17.00 mph West (10:55) - -
Wind - - Southwest
Pressure 29.95 in (20:56) 29.82 in (4:45) 29.87 in
Precipitation Total: 0.470 in
Max Rate: 3.490 in/hr (21:02)
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 9/11/2021  HighLowAverage
Temperature 80.1 °F (15:41) 55.8 °F (5:43) 68 °F
Dew Point 60.0 °F (11:52) 53.0 °F (7:07) 55.7 °F
Humidity 91 % (4:55) 43 % (17:05) 67.4 %
Wind Speed 5.50 mph South (14:21) - -
Wind Gust 14.00 mph Southeast (11:06) - -
Wind - - South
Pressure 30.04 in (7:19) 29.86 in (23:59) 29.95 in
Precipitation Total: 0.000 in - -
 
 9/10/2021  HighLowAverage
Temperature 73.0 °F (15:46) 55.4 °F (7:06) 63.1 °F
Dew Point 57.5 °F (9:13) 49.4 °F (17:03) 54.1 °F
Humidity 96 % (0:03) 45 % (15:57) 75 %
Wind Speed 7.00 mph West (16:13) - -
Wind Gust 15.01 mph West (16:07) - -
Wind - - West
Pressure 29.99 in (23:51) 29.82 in (0:00) 29.91 in
Precipitation Total: 0.010 in - -
 
 9/9/2021  HighLowAverage
Temperature 73.9 °F (14:08) 58.1 °F (23:59) 65 °F
Dew Point 60.4 °F (9:51) 53.7 °F (13:32) 57.6 °F
Humidity 96 % (22:22) 51 % (14:03) 78.2 %
Wind Speed 7.00 mph West (12:06) - -
Wind Gust 15.99 mph West (13:28) - -
Wind - - Southwest
Pressure 29.82 in (23:08) 29.65 in (0:11) 29.72 in
Precipitation Total: 0.090 in
Max Rate: 0.740 in/hr (20:01)
- -
 
 9/8/2021  HighLowAverage
Temperature 78.8 °F (15:42) 63.5 °F (2:45) 69.1 °F
Dew Point 67.4 °F (13:14) 55.2 °F (16:32) 60.8 °F
Humidity 96 % (10:13) 45 % (16:32) 76.7 %
Wind Speed 7.00 mph West (15:52) - -
Wind Gust 15.01 mph West (16:11) - -
Wind - - Southwest
Pressure 29.75 in (0:00) 29.56 in (5:38) 29.62 in
Precipitation Total: 0.360 in
Max Rate: 2.210 in/hr (8:26)
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 9/7/2021  HighLowAverage
Temperature 79.5 °F (18:07) 54.9 °F (7:12) 67.8 °F
Dew Point 60.0 °F (23:05) 52.3 °F (7:08) 56.3 °F
Humidity 92 % (6:14) 47 % (18:10) 68.9 %
Wind Speed 5.99 mph Southeast (14:04) - -
Wind Gust 17.00 mph West (21:24) - -
Wind - - South
Pressure 29.89 in (7:15) 29.67 in (21:12) 29.8 in
Precipitation Total: 0.010 in - -
 
 9/6/2021  HighLowAverage
Temperature 73.4 °F (16:33) 58.5 °F (9:56) 65.7 °F
Dew Point 61.7 °F (2:17) 53.4 °F (13:25) 57.6 °F
Humidity 94 % (6:18) 53 % (16:38) 76.4 %
Wind Speed 10.00 mph West (8:22) - -
Wind Gust 21.00 mph West (13:24) - -
Wind - - Southwest
Pressure 29.84 in (23:44) 29.66 in (5:03) 29.73 in
Precipitation Total: 0.071 in
Max Rate: 0.230 in/hr (9:33)
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 9/5/2021  HighLowAverage
Temperature 77.7 °F (17:34) 63.7 °F (5:18) 69.4 °F
Dew Point 67.4 °F (11:40) 57.4 °F (19:03) 61.8 °F
Humidity 93 % (4:44) 52 % (18:30) 78 %
Wind Speed 7.00 mph Southwest (14:56) - -
Wind Gust 17.00 mph Southwest (18:15) - -
Wind - - Southwest
Pressure 29.75 in (0:00) 29.63 in (16:48) 29.66 in
Precipitation Total: 0.049 in
Max Rate: 0.070 in/hr (7:28)
- -
 
 9/4/2021  HighLowAverage
Temperature 75.6 °F (14:28) 55.0 °F (7:21) 65.6 °F
Dew Point 62.5 °F (17:18) 53.1 °F (6:12) 58.4 °F
Humidity 96 % (7:11) 58 % (13:13) 78.5 %
Wind Speed 5.01 mph South (14:46) - -
Wind Gust 13.00 mph Northeast (15:53) - -
Wind - - South
Pressure 30.02 in (0:00) 29.74 in (23:49) 29.91 in
Precipitation Total: 0.000 in - -
 
 9/3/2021  HighLowAverage
Temperature 71.6 °F (18:05) 58.6 °F (23:59) 64.3 °F
Dew Point 57.9 °F (16:07) 53.5 °F (3:43) 55.5 °F
Humidity 87 % (23:55) 58 % (18:09) 73.5 %
Wind Speed 4.00 mph Northeast (12:04) - -
Wind Gust 8.99 mph South (13:27) - -
Wind - - West
Pressure 30.08 in (10:23) 30.01 in (23:43) 30.03 in
Precipitation Total: 0.000 in - -
 
 9/2/2021  HighLowAverage
Temperature 68.7 °F (13:31) 55.9 °F (0:27) 64 °F
Dew Point 55.5 °F (23:33) 48.7 °F (12:34) 52.1 °F
Humidity 91 % (0:24) 50 % (14:05) 65.9 %
Wind Speed 7.00 mph South (3:15) - -
Wind Gust 15.01 mph South (3:36) - -
Wind - - Southwest
Pressure 30.01 in (20:35) 29.80 in (0:41) 29.92 in
Precipitation Total: 0.000 in - -
 
 9/1/2021  HighLowAverage
Temperature 70.3 °F (13:28) 56.3 °F (23:59) 66.5 °F
Dew Point 61.2 °F (6:05) 51.7 °F (17:55) 56.9 °F
Humidity 90 % (3:06) 54 % (19:11) 72.2 %
Wind Speed 8.01 mph Northeast (11:56) - -
Wind Gust 18.99 mph Northeast (8:50) - -
Wind - - Southeast
Pressure 29.82 in (10:18) 29.75 in (6:28) 29.79 in
Precipitation Total: 0.000 in - -