Weather History for Rockland, ME

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Month of May, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 80 °F 60 °F 44 °F
Mean Temperature 68 °F 53 °F 42 °F
Min Temperature 57 °F 46 °F 33 °F
Degree Days  
Heating Degree Days (base 65) 22 12 0 384
Cooling Degree Days (base 65) 2 0 0 2
Growing Degree Days (base 50) 18 4 0 124
Dew Point  
Dew Point 66 °F 46 °F 23 °F
Precipitation  
Precipitation 1.38 in 0.16 in 0.00 in 4.86 in
Snowdepth - - - -
Wind  
Wind 22 mph 5 mph 0 mph
Gust Wind 32 mph 19 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.33 in 30.03 in 29.24 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

May. 09, 2012 Rise Set
Actual Time 5:16 AM EDT 7:49 PM EDT
Civil Twilight 4:43 AM EDT 8:22 PM EDT
Nautical Twilight 4:02 AM EDT 9:03 PM EDT
Astronomical Twilight 3:16 AM EDT 9:50 PM EDT
Moon 11:47 PM EDT (5/9) 8:25 AM EDT (5/9)
Length of Visible Light 15h 38m
Length of Day
14h 33m
Waning Gibbous, 83% of the Moon is Illuminated
May 9
Waning Gibbous
May 12
Last Quarter
May 20
New
May 28
First Quarter
Jun 4
Full

Weather History Calendar

Precipitation Actual month total 4.86 Average Month Total: 0.00
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
46 | 39 0.28
Average:
53 | 38 -
Overcast
Actual:
44 | 41 0.01
Average:
53 | 38 -
Mostly Cloudy
Actual:
50 | 41 0.00
Average:
54 | 38 -
Overcast
Actual:
46 | 44 0.41
Average:
54 | 38 -
Overcast
Actual:
55 | 42 0.04
Average:
54 | 39 -
Clear
Actual:
57 | 42 0.00
Average:
54 | 39 -
Clear
Actual:
62 | 33 0.00
Average:
54 | 39 -
Partly Cloudy
Actual:
51 | 35 0.65
Average:
54 | 39 -
Overcast
Actual:
51 | 46 0.23
Average:
54 | 39 -
Mostly Cloudy
Actual:
60 | 48 1.38
Average:
55 | 39 -
Partly Cloudy
Actual:
57 | 42 0.00
Average:
55 | 39 -
Scattered Clouds
Actual:
73 | 39 0.00
Average:
55 | 39 -
Partly Cloudy
Actual:
55 | 41 0.00
Average:
55 | 39 -
Partly Cloudy
Actual:
59 | 46 0.00
Average:
55 | 40 -
Partly Cloudy
Actual:
60 | 48 0.27
Average:
56 | 40 -
Overcast
Actual:
57 | 51 0.67
Average:
56 | 40 -
Scattered Clouds
Actual:
64 | 42 0.00
Average:
56 | 40 -
Clear
Actual:
62 | 37 0.00
Average:
56 | 40 -
Clear
Actual:
64 | 41 0.00
Average:
56 | 41 -
Clear
Actual:
69 | 46 0.00
Average:
56 | 41 -
Scattered Clouds
Actual:
66 | 44 0.00
Average:
56 | 41 -
Overcast
Actual:
62 | 53 0.17
Average:
57 | 41 -
Partly Cloudy
Actual:
71 | 57 0.07
Average:
57 | 42 -
Overcast
Actual:
59 | 53 0.00
Average:
57 | 42 -
Overcast
Actual:
57 | 53 0.00
Average:
58 | 42 -
Partly Cloudy
Actual:
80 | 55 0.00
Average:
58 | 43 -
Scattered Clouds
Actual:
66 | 50 0.00
Average:
58 | 43 -
Partly Cloudy
Actual:
66 | 53 0.00
Average:
59 | 43 -
Thunderstorm
Actual:
55 | 51 0.68
Average:
59 | 43 -
Partly Cloudy
Actual:
62 | 51 0.00
Average:
59 | 44 -
Partly Cloudy
Actual:
62 | 51 0.00
Average:
60 | 44 -
 

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
May high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 46 42 39 41 39 37 100 88 76 30.26 30.23 30.19 10 8 4 15 8 18 0.28  
2 44 42 41 43 41 39 100 96 87 30.28 30.24 30.18 10 9 2 14 8 17 0.01  
3 50 46 41 43 41 36 100 84 62 30.23 30.18 30.10 10 10 10 10 3 - 0.00  
4 46 45 44 45 44 43 100 97 93 30.10 30.03 29.98 10 7 1 10 4 - 0.41  
5 55 50 42 52 46 43 100 94 82 30.10 30.00 29.95 10 6 0 8 4 - 0.04  
6 57 50 42 46 36 30 100 64 36 30.14 30.10 30.06 10 10 1 14 6 21 0.00  
7 62 48 33 39 31 23 100 53 22 30.14 30.11 30.09 10 10 10 12 6 17 0.00  
8 51 43 35 46 42 34 100 91 71 30.11 30.06 29.90 10 9 3 17 4 28 0.65  
9 51 48 46 52 48 45 100 97 93 29.90 29.75 29.62 9 2 0 17 9 29 0.23  
10 60 54 48 54 50 45 100 89 59 29.61 29.43 29.24 10 6 0 18 6 23 1.38  
11 57 50 42 48 40 34 100 68 41 29.99 29.78 29.57 10 10 2 17 7 24 0.00  
12 73 56 39 43 34 23 93 50 15 30.15 30.01 29.95 10 10 10 22 9 32 0.00  
13 55 48 41 48 45 39 100 81 63 30.18 30.14 30.09 10 10 10 9 4 - 0.00  
14 59 52 46 50 47 45 100 86 67 30.20 30.16 30.13 10 10 10 12 6 - 0.00  
15 60 54 48 52 50 46 100 90 72 30.19 30.15 30.07 10 8 3 15 4 18 0.27  
16 57 54 51 55 52 50 100 96 94 30.06 29.91 29.82 10 2 0 13 6 18 0.67  
17 64 55 42 54 41 28 100 62 26 30.14 29.96 29.79 10 7 0 15 7 24 0.00  
18 62 50 37 43 37 34 100 59 36 30.25 30.20 30.14 10 10 10 16 5 24 0.00  
19 64 52 41 46 44 39 100 66 42 30.19 30.15 30.11 10 10 10 13 5 - 0.00  
20 69 58 46 50 45 37 94 64 37 30.30 30.25 30.16 10 10 3 10 4 - 0.00  
21 66 55 44 55 49 43 100 77 45 30.33 30.26 30.12 10 9 0 10 4 - 0.00  
22 62 58 53 61 57 52 100 98 94 30.10 29.97 29.85 10 4 0 9 5 - 0.17  
23 71 64 57 64 62 54 100 90 73 30.10 29.92 29.83 10 9 2 12 3 17 0.07  
24 59 56 53 54 52 50 100 90 77 30.31 30.24 30.10 10 6 0 12 6 - 0.00  
25 57 55 53 57 54 52 100 98 94 30.31 30.25 30.09 2 1 0 10 6 - 0.00  
26 80 68 55 66 58 45 100 78 28 30.10 30.04 29.99 10 7 0 18 8 24 0.00  
27 66 58 50 54 43 34 100 61 32 30.19 30.12 30.05 10 10 6 13 4 17 0.00  
28 66 60 53 54 50 46 94 73 52 30.05 30.01 29.97 10 10 7 9 2 - 0.00  
29 55 53 51 55 52 50 100 95 88 30.05 29.89 29.73 10 6 1 22 7 32 0.68 Thunderstorm
30 62 56 51 59 54 50 100 95 82 29.75 29.71 29.69 10 7 0 10 5 - 0.00  
31 62 56 51 57 55 52 100 94 82 29.91 29.77 29.70 10 7 0 12 4 - 0.00