Weather History for Friday Harbor, WA

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Month of December, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 53 °F 44 °F 37 °F
Mean Temperature 47 °F 41 °F 34 °F
Min Temperature 44 °F 38 °F 30 °F
Degree Days  
Heating Degree Days (base 65) 30 24 18 742
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 48 °F 37 °F 29 °F
Precipitation  
Precipitation 0.18 in 0.05 in 0.00 in 1.51 in
Snowdepth - - - -
Wind  
Wind 34 mph 8 mph 0 mph
Gust Wind 52 mph 25 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.48 in 29.87 in 28.92 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 26, 2012 Rise Set
Actual Time 8:03 AM PST 4:22 PM PST
Civil Twilight 7:26 AM PST 4:59 PM PST
Nautical Twilight 6:46 AM PST 5:39 PM PST
Astronomical Twilight 6:08 AM PST 6:17 PM PST
Moon 3:22 PM PST (12/26) 6:29 AM PST (12/26)
Length of Visible Light 9h 32m
Length of Day
8h 19m
Waxing Gibbous, 98% of the Moon is Illuminated
Dec 26
Waxing Gibbous
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Weather History Calendar

Precipitation Actual month total 1.51 Average Month Total: 2.61
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Rain
Actual:
50 | 44 0.11
Average:
45 | 36 0.09
Rain
Actual:
50 | 43 0.12
Average:
45 | 36 0.09
Rain
Actual:
51 | 43 0.16
Average:
45 | 36 0.09
Rain
Actual:
53 | 41 0.05
Average:
45 | 36 0.09
Rain
Actual:
46 | 37 0.00
Average:
45 | 36 0.09
Rain
Actual:
44 | 37 0.02
Average:
45 | 36 0.09
Rain
Actual:
44 | 34 0.11
Average:
45 | 36 0.09
Scattered Clouds
Actual:
43 | 34 0.00
Average:
45 | 36 0.09
Rain
Actual:
39 | 37 0.00
Average:
45 | 36 0.09
Mostly Cloudy
Actual:
46 | 37 0.00
Average:
44 | 36 0.09
Rain
Actual:
46 | 42 0.02
Average:
44 | 36 0.09
Rain
Actual:
44 | 39 0.03
Average:
44 | 36 0.09
Rain
Actual:
44 | 39 0.00
Average:
44 | 36 0.09
Rain
Actual:
43 | 32 0.06
Average:
43 | 35 0.08
Rain
Actual:
42 | 39 0.09
Average:
43 | 35 0.08
Rain
Actual:
44 | 39 0.03
Average:
43 | 35 0.08
Snow
Actual:
45 | 33 0.16
Average:
43 | 34 0.08
Snow
Actual:
41 | 33 0.14
Average:
43 | 34 0.08
Rain
Actual:
42 | 37 0.01
Average:
43 | 34 0.08
Rain
Actual:
43 | 39 0.18
Average:
43 | 34 0.08
Partly Cloudy
Actual:
46 | 37 0.00
Average:
43 | 34 0.08
Rain
Actual:
46 | 39 0.00
Average:
43 | 34 0.08
Rain
Actual:
45 | 41 0.00
Average:
43 | 34 0.08
Rain
Actual:
44 | 37 0.09
Average:
43 | 34 0.08
Rain
Actual:
43 | 39 0.11
Average:
43 | 34 0.08
Rain
Actual:
44 | 41 0.00
Average:
43 | 34 0.08
Rain
Actual:
46 | 39 0.00
Average:
43 | 34 0.08
Rain
Actual:
45 | 39 0.00
Average:
43 | 34 0.08
Rain
Actual:
41 | 35 0.02
Average:
43 | 34 0.08
Partly Cloudy
Actual:
39 | 30 0.00
Average:
43 | 34 0.08
Rain
Actual:
37 | 33 0.00
Average:
43 | 34 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

2012 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 50 47 44 48 44 41 97 85 71 29.54 29.43 29.27 10 10 7 23 16 37 0.11 Rain
2 50 47 43 45 43 40 96 87 71 29.72 29.41 29.15 10 10 7 16 11 26 0.12 Rain
3 51 46 43 45 42 39 93 84 68 29.98 29.83 29.56 10 10 4 25 8 36 0.16 Rain
4 53 47 41 45 41 36 93 81 57 29.79 29.62 29.43 10 10 6 26 15 37 0.05 Rain
5 46 42 37 40 37 34 93 80 68 30.17 30.11 29.83 10 10 9 14 8 26 0.00 Rain
6 44 40 37 41 39 36 97 90 86 30.15 30.08 30.04 10 10 5 13 4 22 0.02 Rain
7 44 39 34 41 37 30 93 85 71 30.14 30.02 29.94 10 9 5 14 7 25 0.11 Rain
8 43 38 34 35 33 30 93 82 65 30.36 30.26 30.14 10 10 10 7 1 - 0.00  
9 39 38 37 39 37 34 97 90 79 30.39 30.34 30.30 10 6 2 9 4 - 0.00 Rain
10 46 42 37 43 40 37 100 91 81 30.43 30.31 30.06 10 10 10 15 2 20 0.00  
11 46 44 42 43 41 39 100 90 81 30.04 29.69 29.54 10 10 4 16 7 22 0.02 Rain
12 44 42 39 43 38 36 100 86 76 30.04 29.81 29.61 10 10 4 8 3 - 0.03 Rain
13 44 42 39 39 38 36 93 87 79 30.05 29.94 29.78 10 10 8 16 5 - 0.00 Rain
14 43 38 32 40 36 31 100 86 70 29.94 29.85 29.78 10 9 5 10 3 - 0.06 Rain
15 42 40 39 37 35 32 93 84 70 29.87 29.63 29.49 10 10 5 30 15 47 0.09 Rain
16 44 42 39 41 37 34 93 85 76 29.71 29.43 28.93 10 10 7 23 11 39 0.03 Rain
17 45 39 33 42 35 30 100 86 70 29.85 29.34 28.92 10 8 2 18 8 30 0.16 Rain , Snow
18 41 37 33 36 33 32 96 86 73 29.95 29.90 29.85 10 9 2 21 6 33 0.14 Rain , Snow
19 42 40 37 38 36 33 89 83 79 29.86 29.60 29.51 10 10 8 34 26 52 0.01 Rain
20 43 41 39 41 38 35 93 86 76 29.80 29.63 29.48 10 9 3 23 12 30 0.18 Rain
21 46 42 37 38 35 32 89 77 67 29.79 29.73 29.69 10 10 10 20 11 28 0.00  
22 46 42 39 39 37 34 86 77 71 29.67 29.56 29.47 10 10 10 26 11 38 0.00 Rain
23 45 43 41 38 37 35 89 78 71 29.82 29.70 29.63 10 10 10 23 15 33 0.00 Rain
24 44 40 37 40 38 36 100 90 81 30.16 30.08 29.85 10 10 2 16 3 21 0.09 Rain
25 43 41 39 37 35 31 93 78 65 30.01 29.73 29.64 10 10 4 22 12 31 0.11 Rain
26 44 42 41 41 38 35 96 83 74 29.93 29.78 29.69 10 9 5 14 9 20 0.00 Rain
27 46 42 39 43 39 37 100 91 76 30.16 30.08 29.93 10 10 6 8 3 - 0.00 Rain
28 45 42 39 39 37 36 93 82 71 30.17 30.14 30.12 10 10 10 10 6 - 0.00 Rain
29 41 38 35 39 38 34 100 95 87 30.26 30.19 30.16 10 8 2 6 1 - 0.02 Rain
30 39 34 30 36 34 29 100 93 86 30.34 30.30 30.25 10 8 2 5 0 - 0.00  
31 37 35 33 36 34 32 100 94 89 30.48 30.34 30.26 10 10 8 6 1 - 0.00 Rain