Weather History for Rochester, NY

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Month of December, 2010

  Max Avg Min Sum
Temperature  
Max Temperature 58 °F 31 °F 17 °F
Mean Temperature 45 °F 26 °F 14 °F
Min Temperature 39 °F 21 °F 7 °F
Degree Days  
Heating Degree Days (base 65) 51 39 20 1198
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 54 °F 20 °F 4 °F
Precipitation  
Precipitation 1.43 in 0.15 in 0.00 in 2.60 in
Snowdepth 10.0 in 4.8 in 0.0 in -
Wind  
Wind 29 mph 10 mph 0 mph
Gust Wind 39 mph 22 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.36 in 29.94 in 29.17 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 13, 2010 Rise Set
Actual Time 7:33 AM EST 4:35 PM EST
Civil Twilight 7:01 AM EST 5:08 PM EST
Nautical Twilight 6:25 AM EST 5:44 PM EST
Astronomical Twilight 5:51 AM EST 6:18 PM EST
Moon 12:00 PM EST (12/13) No Moon Set
Length of Visible Light 10h 06m
Length of Day
9h 01m
Waxing Crescent, 51% of the Moon is Illuminated
Dec 13
Waxing Crescent
Dec 21
Full
Dec 27
Last Quarter
Jan 4
New
Jan 12
First Quarter

Weather History Calendar

Precipitation Actual month total 2.60 Normal Month Total: 2.73
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Snow
Actual:
58 | 30 1.43
Average:
41 | 28 0.10
Snow
Actual:
32 | 27 T
Average:
40 | 27 0.10
Snow
Actual:
33 | 25 T
Average:
40 | 27 0.09
Snow
Actual:
32 | 24 T
Average:
40 | 26 0.09
Snow
Actual:
29 | 23 0.24
Average:
39 | 26 0.09
Snow
Actual:
26 | 22 0.15
Average:
39 | 26 0.09
Snow
Actual:
28 | 22 0.15
Average:
39 | 25 0.09
Snow
Actual:
24 | 19 0.03
Average:
38 | 25 0.09
Snow
Actual:
24 | 7 0.01
Average:
38 | 25 0.09
Snow
Actual:
36 | 11 T
Average:
38 | 24 0.09
Mostly Cloudy
Actual:
39 | 32 0.00
Average:
37 | 24 0.09
Rain
Actual:
43 | 33 0.17
Average:
37 | 24 0.09
Snow
Actual:
35 | 12 0.08
Average:
37 | 23 0.09
Snow
Actual:
17 | 11 0.17
Average:
36 | 23 0.09
Snow
Actual:
24 | 15 0.05
Average:
36 | 23 0.09
Snow
Actual:
27 | 21 0.02
Average:
36 | 22 0.09
Snow
Actual:
32 | 24 0.04
Average:
35 | 22 0.09
Snow
Actual:
29 | 17 T
Average:
35 | 22 0.09
Snow
Actual:
27 | 20 T
Average:
35 | 22 0.09
Snow
Actual:
31 | 23 T
Average:
35 | 21 0.09
Snow
Actual:
29 | 21 T
Average:
34 | 21 0.09
Snow
Actual:
27 | 23 0.02
Average:
34 | 21 0.09
Snow
Actual:
26 | 25 T
Average:
34 | 21 0.09
Snow
Actual:
26 | 19 T
Average:
34 | 20 0.08
Snow
Actual:
26 | 19 0.01
Average:
34 | 20 0.08
Snow
Actual:
24 | 19 T
Average:
33 | 20 0.08
Snow
Actual:
27 | 17 T
Average:
33 | 20 0.08
Snow
Actual:
31 | 27 T
Average:
33 | 19 0.08
Snow
Actual:
30 | 16 T
Average:
33 | 19 0.08
Rain
Actual:
41 | 15 0.01
Average:
33 | 19 0.08
Rain
Actual:
51 | 39 0.02
Average:
33 | 19 0.08
 

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

2010 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 58 44 30 54 35 26 100 91 82 29.91 29.70 29.61 10 5 0 21 13 26 1.43 Fog , Rain , Snow
2 32 30 27 26 24 23 85 79 72 30.14 30.06 29.92 10 10 8 20 11 24 T Snow
3 33 29 25 28 24 23 85 77 69 30.12 30.08 30.05 10 10 7 12 8 15 T Snow
4 32 28 24 27 22 19 92 81 69 30.05 29.94 29.85 10 6 2 15 8 21 T Snow
5 29 26 23 27 21 18 92 85 78 29.84 29.76 29.69 5 2 0 22 12 30 0.24 Snow
6 26 24 22 20 19 16 88 78 68 29.71 29.60 29.52 10 4 0 23 15 33 0.15 Fog , Snow
7 28 25 22 22 20 15 88 76 63 29.82 29.67 29.51 10 2 0 25 14 33 0.15 Fog , Snow
8 24 22 19 18 15 9 92 73 54 30.12 29.95 29.79 10 4 0 18 10 24 0.03 Fog , Snow
9 24 16 7 16 11 4 92 77 62 30.36 30.26 30.09 10 8 1 13 5 16 0.01 Snow
10 36 24 11 27 20 9 92 71 50 30.32 30.10 30.02 10 9 2 18 9 24 T Snow
11 39 36 32 30 28 26 82 76 70 30.19 30.11 29.95 10 9 8 14 7 18 0.00  
12 43 38 33 40 34 27 100 85 70 29.91 29.45 29.20 10 8 4 16 8 20 0.17 Rain
13 35 24 12 31 13 7 92 80 67 29.58 29.44 29.17 10 3 0 29 14 39 0.08 Fog , Snow
14 17 14 11 12 10 7 92 80 67 29.81 29.68 29.57 10 3 0 17 11 24 0.17 Fog , Snow
15 24 20 15 18 14 11 88 78 68 29.86 29.79 29.74 10 4 0 22 11 28 0.05 Fog , Snow
16 27 24 21 19 16 13 84 73 62 29.79 29.73 29.67 10 9 1 20 12 26 0.02 Snow
17 32 28 24 24 21 19 88 76 63 30.02 29.92 29.79 10 7 2 20 9 24 0.04 Snow
18 29 23 17 21 13 9 80 63 46 30.07 30.05 30.01 10 9 6 20 9 24 T Snow
19 27 24 20 18 16 13 74 71 68 30.08 30.06 30.03 10 10 7 12 7 15 T Snow
20 31 27 23 23 20 18 81 72 63 30.11 30.06 30.00 10 8 4 15 8 18 T Snow
21 29 25 21 19 17 16 84 74 63 30.15 30.11 30.05 10 10 9 15 9 20 T Snow
22 27 25 23 25 21 19 88 85 81 30.07 30.01 29.95 10 7 2 16 9 22 0.02 Snow
23 26 26 25 21 18 17 88 78 68 30.23 30.15 30.04 10 8 2 21 12 26 T Snow
24 26 23 19 20 18 16 88 78 68 30.29 30.23 30.15 10 8 2 14 7 17 T Snow
25 26 23 19 22 19 17 91 83 74 30.15 30.10 30.05 10 8 2 15 9 18 0.01 Snow
26 24 22 19 18 14 11 84 73 62 30.09 30.02 29.87 10 10 9 26 17 33 T Snow
27 27 22 17 18 13 9 77 69 60 29.97 29.87 29.80 10 8 1 23 15 32 T Snow
28 31 29 27 23 21 18 78 73 68 30.00 29.93 29.88 10 8 2 29 15 35 T Snow
29 30 23 16 23 21 14 88 80 72 30.14 30.08 30.00 10 8 4 18 6 23 T Snow
30 41 28 15 36 25 12 91 73 54 30.18 30.09 30.01 10 8 5 15 5 18 0.01 Rain
31 51 45 39 45 40 35 86 76 65 30.03 30.01 29.97 10 10 9 16 9 21 0.02 Rain