Portland, ME

6:09 AM EDT on September 25, 2016 (GMT -0400)
Portland International

Weather History for KPWM - December, 2014

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Month of December, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 59 °F 40 °F 22 °F
Mean Temperature 47 °F 34 °F 17 °F
Min Temperature 38 °F 27 °F 11 °F
Degree Days  
Heating Degree Days (base 65) 48 31 18 961
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 46 °F 25 °F -4 °F
Precipitation  
Precipitation 1.95 in 0.22 in 0.00 in 6.27 in
Snowdepth 2.0 in 0.4 in 0.0 in -
Wind  
Wind 33 mph 8 mph 0 mph
Gust Wind 42 mph 24 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.86 in 30.10 in 29.44 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 25, 2014 Rise Set
Actual Time 7:13 AM EST 4:09 PM EST
Civil Twilight 6:40 AM EST 4:42 PM EST
Nautical Twilight 6:04 AM EST 5:18 PM EST
Astronomical Twilight 5:29 AM EST 5:53 PM EST
Moon 9:37 AM EST 8:47 PM EST
Length of Visible Light 10h 02m
Length of Day
8h 56m
Waxing Crescent, 17% of the Moon is Illuminated
Dec 25
Waxing Crescent
Dec 28
First Quarter
Jan 4
Full
Jan 13
Last Quarter
Jan 20
New

Daily Weather History & Observations

2014 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 59 47 34 45 35 18 82 65 48 30.46 30.09 29.95 10 10 10 20 9 25 0.00  
2 35 31 26 23 16 13 81 64 47 30.77 30.66 30.48 10 9 2 15 9 19 0.02 Snow
3 41 33 25 37 29 22 100 85 70 30.48 30.11 29.83 10 3 0 18 8 24 0.35 Fog , Rain , Snow
4 40 32 23 26 18 5 78 58 38 30.59 30.30 30.02 10 10 10 14 9 33 0.00  
5 31 24 16 23 14 5 75 60 45 30.76 30.66 30.53 10 10 2 10 7 13 0.01 Snow
6 38 33 27 36 29 24 96 91 85 30.51 30.32 30.13 10 4 1 13 7 16 0.74 Rain , Snow
7 38 26 14 31 9 -1 76 52 28 30.77 30.54 30.27 10 10 10 33 15 41 0.00  
8 22 17 11 12 3 -4 62 54 46 30.86 30.76 30.60 10 10 10 15 9 20 0.00  
9 39 30 21 36 27 13 96 82 68 30.58 30.20 29.66 4 2 1 30 13 42 1.95 Rain , Snow
10 39 38 37 37 35 35 92 89 85 29.65 29.56 29.45 10 4 1 23 11 32 0.62 Rain
11 42 38 33 39 35 30 100 93 85 29.75 29.57 29.45 10 6 1 15 7 20 0.11 Rain , Snow
12 41 37 32 33 31 29 96 83 70 29.85 29.81 29.75 10 9 5 13 6 18 T Snow
13 38 35 32 33 30 26 89 80 70 29.81 29.78 29.75 10 7 1 15 9 20 0.06 Snow
14 46 38 29 30 28 26 85 67 49 29.89 29.81 29.77 10 10 10 14 8 17 0.00  
15 42 34 25 29 27 23 92 75 57 30.18 30.04 29.89 10 10 7 9 3 12 0.00  
16 39 36 32 36 32 27 92 84 75 30.18 30.11 29.99 10 6 2 7 3 9 T Rain
17 42 40 37 40 37 35 93 89 85 29.98 29.78 29.65 10 4 1 20 9 24 0.70 Rain
18 45 38 31 36 33 25 92 75 57 29.82 29.70 29.64 10 10 7 21 8 29 0.07 Rain
19 39 33 26 25 22 19 84 66 48 30.16 29.95 29.81 10 10 10 18 7 23 0.00  
20 34 28 22 22 19 16 88 75 61 30.39 30.31 30.17 10 10 10 13 7 16 0.00  
21 35 28 21 25 21 17 88 79 69 30.39 30.36 30.33 10 10 9 15 7 18 T Snow
22 40 36 31 34 29 25 92 81 70 30.44 30.39 30.35 10 10 6 10 5 13 0.06 Rain
23 41 38 35 37 35 33 92 86 79 30.37 30.31 30.23 10 5 1 17 7 22 0.43 Rain
24 40 39 37 38 37 35 100 96 92 30.23 29.98 29.59 6 2 0 10 6 14 0.67 Fog , Rain
25 53 46 38 46 36 28 100 73 46 29.86 29.56 29.44 10 6 0 31 9 39 0.14 Fog , Rain
26 51 42 32 29 28 26 70 55 39 30.10 30.03 29.88 10 10 10 16 8 21 0.00  
27 52 40 28 33 30 26 85 65 44 30.17 30.10 29.97 10 10 10 13 5 16 0.00  
28 50 44 37 44 36 26 93 77 60 29.94 29.80 29.68 10 9 3 16 7 21 0.34 Rain
29 41 32 22 25 15 6 64 51 38 30.21 30.09 29.95 10 10 10 20 8 26 0.00  
30 28 21 13 10 3 -3 80 54 27 30.34 30.29 30.22 10 10 10 12 4 15 0.00  
31 28 20 11 9 3 0 61 47 33 30.28 30.22 30.09 10 10 10 22 7 29 0.00