Weather History for Rochester, NY

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Month of September, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 89 °F 73 °F 59 °F
Mean Temperature 80 °F 65 °F 52 °F
Min Temperature 70 °F 56 °F 41 °F
Degree Days  
Heating Degree Days (base 65) 13 3 0 86
Cooling Degree Days (base 65) 15 3 0 76
Growing Degree Days (base 50) 29 14 0 433
Dew Point  
Dew Point 73 °F 57 °F 34 °F
Precipitation  
Precipitation 1.44 in 0.15 in 0.00 in 3.77 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 31 mph 6 mph 0 mph
Gust Wind 44 mph 21 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.47 in 30.00 in 29.52 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Sep. 04, 2011 Rise Set
Actual Time 6:37 AM EDT 7:40 PM EDT
Civil Twilight 6:08 AM EDT 8:09 PM EDT
Nautical Twilight 5:34 AM EDT 8:44 PM EDT
Astronomical Twilight 4:57 AM EDT 9:20 PM EDT
Moon 2:33 PM EDT (9/4) 11:45 PM EDT (9/4)
Length of Visible Light 14h 01m
Length of Day
13h 02m
Waxing Crescent, 49% of the Moon is Illuminated
Sep 4
Waxing Crescent
Sep 4
First Quarter
Sep 12
Full
Sep 20
Last Quarter
Sep 27
New

Weather History Calendar

Precipitation Actual month total 3.77 Normal Month Total: 3.38
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Thunderstorm
Actual:
82 | 65 0.07
Average:
77 | 57 0.11
Partly Cloudy
Actual:
86 | 67 T
Average:
76 | 57 0.11
Scattered Clouds
Actual:
89 | 70 0.00
Average:
76 | 56 0.11
Thunderstorm
Actual:
82 | 67 0.77
Average:
76 | 56 0.11
Rain
Actual:
67 | 58 0.38
Average:
76 | 56 0.11
Rain
Actual:
64 | 57 T
Average:
75 | 55 0.11
Rain
Actual:
64 | 59 0.11
Average:
75 | 55 0.10
Overcast
Actual:
70 | 60 0.00
Average:
75 | 55 0.11
Fog
Actual:
75 | 58 0.01
Average:
74 | 54 0.11
Partly Cloudy
Actual:
73 | 54 0.00
Average:
74 | 54 0.11
Rain
Actual:
72 | 50 0.01
Average:
74 | 54 0.11
Scattered Clouds
Actual:
78 | 57 0.00
Average:
73 | 53 0.11
Partly Cloudy
Actual:
83 | 62 T
Average:
73 | 53 0.12
Rain
Actual:
71 | 52 0.02
Average:
72 | 53 0.12
Rain
Actual:
59 | 44 0.35
Average:
72 | 52 0.11
Rain
Actual:
60 | 45 0.03
Average:
72 | 52 0.12
Partly Cloudy
Actual:
62 | 44 0.00
Average:
71 | 52 0.12
Scattered Clouds
Actual:
66 | 41 0.00
Average:
71 | 51 0.12
Rain
Actual:
69 | 44 0.08
Average:
70 | 51 0.11
Rain
Actual:
71 | 52 0.22
Average:
70 | 51 0.12
Fog
Actual:
79 | 51 0.00
Average:
70 | 50 0.12
Rain
Actual:
76 | 58 0.02
Average:
69 | 50 0.12
Rain
Actual:
74 | 57 0.05
Average:
69 | 49 0.12
Rain
Actual:
71 | 56 T
Average:
68 | 49 0.11
Partly Cloudy
Actual:
79 | 56 0.00
Average:
68 | 49 0.12
Partly Cloudy
Actual:
81 | 60 0.00
Average:
68 | 48 0.11
Rain
Actual:
75 | 62 T
Average:
67 | 48 0.11
Thunderstorm
Actual:
70 | 61 1.44
Average:
67 | 47 0.11
Thunderstorm
Actual:
67 | 57 0.20
Average:
66 | 47 0.10
Mostly Cloudy
Actual:
66 | 52 0.01
Average:
66 | 47 0.11
 

Calendar Legend

Sunny
Clear
Mostly Cloudy
Partly Sunny
Partly Cloudy
Mostly Sunny
Cloudy Rain Snow
Hail
Flurries
Thunderstorms Hazy
Fog
Sleet '?' denotes
'chance of'
Unknown

Daily Weather History & Observations

2011 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 82 74 65 68 64 59 93 69 45 30.12 30.05 29.99 10 10 6 17 4 23 0.07 Rain , Thunderstorm
2 86 77 67 71 68 64 93 75 57 30.03 29.95 29.86 10 8 5 14 6 18 T  
3 89 80 70 73 70 68 97 75 52 29.92 29.88 29.83 10 7 2 10 6 - 0.00  
4 82 75 67 69 67 65 93 76 58 29.84 29.78 29.74 10 8 2 22 9 32 0.77 Rain , Thunderstorm
5 67 63 58 66 60 56 100 91 81 29.99 29.87 29.76 10 8 2 14 6 17 0.38 Rain
6 64 61 57 56 54 52 93 83 72 30.17 30.10 29.99 10 9 3 17 9 23 T Rain
7 64 62 59 62 58 55 100 89 78 30.14 30.08 30.03 10 8 2 23 10 28 0.11 Rain
8 70 65 60 63 61 60 93 85 76 30.08 30.04 29.99 10 10 7 15 6 29 0.00  
9 75 67 58 63 59 55 100 75 50 29.98 29.95 29.89 10 5 0 10 3 14 0.01 Fog
10 73 64 54 61 55 48 100 74 47 30.07 30.01 29.93 10 10 7 14 4 18 0.00  
11 72 61 50 64 57 48 96 79 61 30.08 30.02 29.96 10 10 9 15 4 17 0.01 Rain
12 78 68 57 65 60 56 100 77 54 30.01 29.96 29.90 10 9 5 14 8 18 0.00  
13 83 73 62 63 60 55 87 67 46 29.90 29.81 29.72 10 9 5 31 13 44 T  
14 71 62 52 55 51 47 93 70 47 29.99 29.96 29.90 10 10 10 17 6 24 0.02 Rain
15 59 52 44 54 45 34 96 68 40 30.25 30.08 29.97 10 10 6 24 9 30 0.35 Rain
16 60 53 45 46 43 40 93 72 51 30.39 30.34 30.26 10 10 9 14 6 - 0.03 Rain
17 62 53 44 47 43 38 93 68 42 30.47 30.42 30.40 10 10 10 10 3 - 0.00  
18 66 54 41 48 43 39 92 66 40 30.47 30.40 30.31 10 10 10 15 4 18 0.00  
19 69 57 44 55 49 42 93 73 53 30.30 30.12 29.96 10 10 10 18 7 26 0.08 Rain
20 71 62 52 58 56 52 93 71 49 30.14 30.04 29.93 10 9 3 15 6 23 0.22 Rain
21 79 65 51 63 57 50 96 74 52 30.14 30.08 30.01 10 10 6 20 6 25 0.00 Fog
22 76 67 58 66 60 49 93 66 38 30.13 30.05 29.99 10 9 5 14 5 20 0.02 Rain
23 74 66 57 66 61 54 93 81 68 30.14 30.00 29.90 10 9 6 17 7 21 0.05 Rain
24 71 64 56 63 55 52 93 75 57 30.14 30.05 29.94 10 10 9 15 5 20 T Rain
25 79 68 56 63 58 53 93 74 54 30.17 30.09 30.01 10 10 10 13 4 15 0.00  
26 81 71 60 65 62 58 100 79 58 30.02 29.95 29.88 10 10 8 16 5 23 0.00  
27 75 69 62 67 64 62 93 84 74 29.90 29.88 29.86 10 10 8 14 4 16 T Rain
28 70 66 61 64 62 60 100 81 62 29.91 29.84 29.79 10 6 0 14 3 16 1.44 Fog , Rain , Thunderstorm
29 67 62 57 61 56 50 100 86 72 29.79 29.68 29.58 10 7 1 17 6 22 0.20 Rain , Thunderstorm
30 66 59 52 53 50 47 93 75 56 29.71 29.59 29.52 10 10 10 21 8 28 0.01