Weather History for Portland, ME

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Month of February, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 51 °F 40 °F 23 °F
Mean Temperature 41 °F 31 °F 15 °F
Min Temperature 32 °F 21 °F 7 °F
Degree Days  
Heating Degree Days (base 65) 50 34 24 993
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 42 °F 19 °F -8 °F
Precipitation  
Precipitation 0.96 in 0.06 in 0.00 in 1.47 in
Snowdepth 3.0 in 1.5 in 0.0 in -
Wind  
Wind 31 mph 9 mph 0 mph
Gust Wind 54 mph 23 mph 15 mph
Sea Level Pressure  
Sea Level Pressure 30.47 in 29.96 in 29.10 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Feb. 23, 2012 Rise Set
Actual Time 6:28 AM EST 5:21 PM EST
Civil Twilight 5:59 AM EST 5:50 PM EST
Nautical Twilight 5:26 AM EST 6:23 PM EST
Astronomical Twilight 4:52 AM EST 6:57 PM EST
Moon 6:48 AM EST (2/23) 7:30 PM EST (2/23)
Length of Visible Light 11h 51m
Length of Day
10h 53m
Waxing Crescent, 3% of the Moon is Illuminated
Feb 23
Waxing Crescent
Feb 29
First Quarter
Mar 8
Full
Mar 14
Last Quarter
Mar 22
New

Weather History Calendar

Precipitation Actual month total 1.47 Normal Month Total: 3.25
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
37 | 24 0.05
Average:
32 | 14 0.11
Overcast
Actual:
32 | 24 0.00
Average:
32 | 14 0.11
Scattered Clouds
Actual:
33 | 17 0.00
Average:
32 | 14 0.10
Snow
Actual:
34 | 19 T
Average:
32 | 14 0.11
Clear
Actual:
32 | 10 0.00
Average:
33 | 14 0.11
Scattered Clouds
Actual:
48 | 23 0.00
Average:
33 | 14 0.11
Partly Cloudy
Actual:
43 | 21 0.00
Average:
33 | 15 0.11
Clear
Actual:
35 | 13 0.00
Average:
33 | 15 0.11
Scattered Clouds
Actual:
45 | 20 0.00
Average:
33 | 15 0.10
Clear
Actual:
45 | 17 0.00
Average:
34 | 15 0.11
Snow
Actual:
39 | 23 0.07
Average:
34 | 15 0.12
Scattered Clouds
Actual:
23 | 7 0.00
Average:
34 | 16 0.12
Scattered Clouds
Actual:
36 | 7 0.00
Average:
34 | 16 0.11
Partly Cloudy
Actual:
42 | 18 0.00
Average:
34 | 16 0.12
Overcast
Actual:
41 | 29 T
Average:
35 | 16 0.12
Rain
Actual:
47 | 29 0.07
Average:
35 | 17 0.12
Rain
Actual:
49 | 32 0.01
Average:
35 | 17 0.12
Partly Cloudy
Actual:
43 | 29 0.00
Average:
35 | 17 0.11
Clear
Actual:
42 | 23 0.00
Average:
36 | 17 0.12
Rain
Actual:
39 | 18 0.00
Average:
36 | 18 0.11
Snow
Actual:
38 | 18 0.09
Average:
36 | 18 0.12
Fog
Actual:
51 | 28 T
Average:
36 | 18 0.11
Rain
Actual:
48 | 27 0.14
Average:
37 | 18 0.13
Rain
Actual:
39 | 25 0.96
Average:
37 | 19 0.12
Snow
Actual:
40 | 28 0.06
Average:
37 | 19 0.13
Clear
Actual:
38 | 23 0.00
Average:
37 | 19 0.13
Partly Cloudy
Actual:
40 | 17 0.00
Average:
37 | 20 0.13
Scattered Clouds
Actual:
40 | 25 0.00
Average:
38 | 20 0.13
Snow
Actual:
34 | 23 0.02
Average:
38 | 20 0.13
 

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

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Feb high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 37 31 24 32 27 21 100 92 84 30.03 29.86 29.74 8 4 0 24 3 - 0.05 Fog , Rain
2 32 28 24 31 22 15 100 79 58 30.22 30.08 29.92 10 9 4 16 6 22 0.00  
3 33 25 17 17 11 8 74 55 35 30.36 30.29 30.22 10 10 10 16 8 54 0.00  
4 34 27 19 25 15 7 84 61 38 30.20 30.16 30.11 10 9 4 21 10 31 T Snow
5 32 21 10 15 9 3 76 56 36 30.19 30.10 30.01 10 10 10 14 7 21 0.00  
6 48 36 23 27 20 12 63 50 36 29.99 29.84 29.75 10 10 10 18 6 28 0.00  
7 43 32 21 26 19 6 81 61 40 30.25 30.00 29.84 10 10 10 21 11 26 0.00  
8 35 24 13 13 7 5 73 51 29 30.29 30.19 30.03 10 10 10 12 5 21 0.00  
9 45 33 20 24 15 8 81 53 24 30.05 29.99 29.92 10 10 10 14 7 - 0.00  
10 45 31 17 31 21 14 84 60 36 30.08 29.98 29.85 10 10 10 12 6 - 0.00  
11 39 31 23 29 25 11 92 70 48 29.85 29.70 29.53 10 6 1 24 10 36 0.07 Snow
12 23 15 7 7 -3 -8 55 47 39 29.85 29.67 29.57 10 10 10 28 13 37 0.00  
13 36 22 7 14 6 -6 71 52 32 29.95 29.82 29.75 10 10 10 20 8 24 0.00  
14 42 30 18 24 19 13 84 61 37 30.11 30.05 29.96 10 10 10 12 5 23 0.00  
15 41 35 29 33 28 19 96 74 52 30.23 30.17 30.11 10 10 9 12 7 - T  
16 47 38 29 37 31 26 100 77 53 30.27 30.16 30.03 10 9 4 17 7 44 0.07 Rain
17 49 41 32 38 31 22 100 73 45 30.00 29.88 29.81 10 8 2 17 6 20 0.01 Rain
18 43 36 29 23 20 17 63 50 36 29.93 29.86 29.81 10 10 10 18 9 22 0.00  
19 42 33 23 19 16 13 74 54 33 30.04 30.00 29.93 10 10 10 21 10 26 0.00  
20 39 29 18 15 12 8 73 51 29 30.28 30.11 30.00 10 10 10 30 12 38 0.00 Rain
21 38 28 18 32 21 13 89 67 44 30.33 30.15 29.87 10 8 2 14 7 21 0.09 Rain , Snow
22 51 40 28 38 30 24 100 68 36 29.86 29.69 29.52 10 5 0 16 7 26 T Fog
23 48 38 27 42 34 21 93 71 48 29.76 29.47 29.34 10 8 2 26 8 33 0.14 Rain
24 39 32 25 37 30 22 100 82 64 29.80 29.58 29.20 10 6 2 21 11 26 0.96 Rain
25 40 34 28 32 26 15 92 71 49 29.68 29.24 29.10 10 9 4 31 17 44 0.06 Rain , Snow
26 38 31 23 15 7 2 63 44 24 30.43 30.14 29.71 10 10 10 24 15 35 0.00  
27 40 29 17 32 18 5 85 63 41 30.47 30.27 30.01 10 10 10 16 8 16 0.00  
28 40 33 25 26 17 11 85 60 35 30.39 30.22 30.00 10 10 10 28 12 37 0.00  
29 34 29 23 27 21 14 78 66 54 30.40 30.25 30.06 10 9 2 22 10 29 0.02 Snow