Weather History for Portland, ME

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Month of October, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 72 °F 61 °F 52 °F
Mean Temperature 64 °F 53 °F 41 °F
Min Temperature 58 °F 44 °F 29 °F
Degree Days  
Heating Degree Days (base 65) 24 12 1 369
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 14 4 0 120
Dew Point  
Dew Point 63 °F 46 °F 21 °F
Precipitation  
Precipitation 0.84 in 0.12 in 0.00 in 3.64 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 43 mph 6 mph 0 mph
Gust Wind 63 mph 23 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.43 in 29.97 in 29.45 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Oct. 09, 2012 Rise Set
Actual Time 6:48 AM EDT 6:07 PM EDT
Civil Twilight 6:19 AM EDT 6:35 PM EDT
Nautical Twilight 5:46 AM EDT 7:09 PM EDT
Astronomical Twilight 5:13 AM EDT 7:42 PM EDT
Moon 12:11 AM EDT (10/9) 2:42 PM EDT (10/9)
Length of Visible Light 12h 15m
Length of Day
11h 18m
Last Quarter, 37% of the Moon is Illuminated
Oct 9
Last Quarter
Oct 15
New
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter

Weather History Calendar

Precipitation Actual month total 3.64 Normal Month Total: 4.87
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
68 | 50 0.02
Average:
64 | 44 0.15
Scattered Clouds
Actual:
72 | 50 0.00
Average:
64 | 44 0.15
Rain
Actual:
64 | 58 0.20
Average:
63 | 43 0.15
Rain
Actual:
60 | 57 0.22
Average:
63 | 43 0.14
Partly Cloudy
Actual:
70 | 58 0.00
Average:
63 | 43 0.15
Rain
Actual:
71 | 49 0.18
Average:
62 | 42 0.15
Rain
Actual:
58 | 40 0.18
Average:
62 | 42 0.16
Rain
Actual:
56 | 39 0.03
Average:
62 | 41 0.16
Rain
Actual:
57 | 43 0.11
Average:
61 | 41 0.16
Rain
Actual:
60 | 45 0.54
Average:
61 | 41 0.15
Scattered Clouds
Actual:
57 | 45 0.00
Average:
60 | 40 0.16
Rain
Actual:
53 | 37 0.04
Average:
60 | 40 0.15
Scattered Clouds
Actual:
52 | 29 0.00
Average:
60 | 40 0.15
Rain
Actual:
55 | 42 0.19
Average:
59 | 39 0.16
Rain
Actual:
67 | 46 0.01
Average:
59 | 39 0.16
Rain
Actual:
61 | 34 0.03
Average:
59 | 39 0.16
Clear
Actual:
62 | 32 0.00
Average:
58 | 38 0.15
Scattered Clouds
Actual:
62 | 39 0.00
Average:
58 | 38 0.16
Rain
Actual:
64 | 47 0.49
Average:
58 | 38 0.16
Rain
Actual:
64 | 52 0.28
Average:
57 | 37 0.16
Scattered Clouds
Actual:
63 | 46 0.00
Average:
57 | 37 0.16
Scattered Clouds
Actual:
64 | 40 0.00
Average:
57 | 37 0.17
Clear
Actual:
63 | 38 0.00
Average:
56 | 37 0.17
Clear
Actual:
61 | 32 0.00
Average:
56 | 36 0.16
Scattered Clouds
Actual:
54 | 38 0.00
Average:
56 | 36 0.16
Fog
Actual:
62 | 41 0.00
Average:
55 | 36 0.16
Fog
Actual:
61 | 43 0.00
Average:
55 | 36 0.16
Mostly Cloudy
Actual:
53 | 47 0.00
Average:
55 | 35 0.16
Rain
Actual:
60 | 51 0.84
Average:
54 | 35 0.16
Rain
Actual:
66 | 58 0.27
Average:
54 | 35 0.16
Rain
Actual:
61 | 50 0.01
Average:
53 | 35 0.16
 

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
Oct high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 68 59 50 54 51 48 96 77 58 29.88 29.70 29.63 10 10 10 21 10 28 0.02 Rain
2 72 61 50 57 55 50 96 79 61 30.05 29.99 29.89 10 10 10 12 4 15 0.00  
3 64 61 58 59 58 57 100 92 84 30.19 30.12 30.05 10 6 1 10 3 16 0.20 Rain
4 60 59 57 59 57 55 100 97 93 30.19 30.13 30.04 10 5 0 12 3 25 0.22 Fog , Rain
5 70 64 58 61 58 57 100 87 73 30.03 29.97 29.89 10 6 1 13 3 15 0.00  
6 71 60 49 63 57 47 93 83 73 29.88 29.78 29.65 10 8 2 22 7 30 0.18 Rain
7 58 49 40 45 42 38 93 74 55 30.05 30.01 29.89 10 10 5 13 5 - 0.18 Rain
8 56 48 39 46 43 39 100 81 61 30.34 30.21 30.06 10 10 1 23 3 - 0.03 Rain
9 57 50 43 47 44 40 93 80 66 30.35 30.28 30.18 10 9 2 20 6 29 0.11 Rain
10 60 53 45 58 50 41 93 88 82 30.18 29.90 29.66 10 6 1 15 6 25 0.54 Rain
11 57 51 45 50 35 28 96 66 35 30.09 29.96 29.72 10 10 10 26 12 35 0.00  
12 53 45 37 43 32 24 83 61 38 30.32 30.08 29.94 10 10 5 23 9 32 0.04 Rain
13 52 41 29 34 26 21 85 58 30 30.43 30.37 30.30 10 10 10 14 4 21 0.00  
14 55 49 42 52 46 29 100 75 49 30.30 30.08 29.93 10 9 1 15 4 20 0.19 Rain
15 67 57 46 59 52 45 100 89 78 29.92 29.78 29.57 10 6 0 14 6 24 0.01 Fog , Rain
16 61 48 34 59 45 33 97 74 51 29.85 29.62 29.52 10 10 10 21 7 28 0.03 Rain
17 62 47 32 41 35 29 96 68 39 30.01 29.94 29.87 10 10 9 9 2 13 0.00  
18 62 51 39 51 45 38 93 77 60 30.16 30.10 30.01 10 10 5 14 3 17 0.00  
19 64 56 47 62 53 45 100 89 78 30.14 30.00 29.78 10 6 0 22 10 36 0.49 Fog , Rain
20 64 58 52 63 59 50 100 92 83 29.79 29.69 29.61 10 2 0 13 5 18 0.28 Fog , Rain
21 63 55 46 48 42 40 83 65 46 29.81 29.77 29.67 10 10 10 21 8 30 0.00  
22 64 52 40 41 39 37 83 61 39 29.95 29.87 29.80 10 10 10 23 8 30 0.00  
23 63 51 38 43 36 27 92 63 34 30.13 30.05 29.96 10 10 10 14 4 20 0.00  
24 61 47 32 41 34 28 89 61 32 30.22 30.17 30.13 10 10 10 10 2 15 0.00  
25 54 46 38 43 38 31 92 76 59 30.36 30.29 30.24 10 10 10 13 5 16 0.00  
26 62 52 41 52 46 39 100 85 69 30.27 30.21 30.14 10 5 0 12 2 18 0.00 Fog
27 61 52 43 52 47 43 100 82 64 30.14 30.10 30.05 10 3 0 8 2 18 0.00 Fog
28 53 50 47 48 45 41 89 80 71 30.08 30.01 29.90 10 10 10 16 9 29 0.00  
29 60 56 51 57 53 48 100 93 86 29.88 29.67 29.45 10 3 1 43 23 63 0.84 Rain
30 66 62 58 60 58 57 97 92 87 29.66 29.58 29.48 9 5 1 26 13 51 0.27 Rain
31 61 56 50 58 53 45 100 84 67 29.57 29.54 29.52 10 8 1 18 8 46 0.01 Rain