Weather History for Pendleton, OR

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Month of December, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 60 °F 40 °F 23 °F
Mean Temperature 56 °F 32 °F 21 °F
Min Temperature 51 °F 24 °F 14 °F
Degree Days  
Heating Degree Days (base 65) 44 33 9 1013
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 4 0 0 4
Dew Point  
Dew Point 51 °F 26 °F 12 °F
Precipitation  
Precipitation 0.15 in 0.01 in 0.00 in 0.40 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 38 mph 5 mph 0 mph
Gust Wind 46 mph 28 mph 20 mph
Sea Level Pressure  
Sea Level Pressure 30.76 in 30.29 in 29.60 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 12, 2011 Rise Set
Actual Time 7:26 AM PST 4:11 PM PST
Civil Twilight 6:52 AM PST 4:45 PM PST
Nautical Twilight 6:14 AM PST 5:23 PM PST
Astronomical Twilight 5:38 AM PST 5:59 PM PST
Moon 6:30 PM PST (12/12) 8:59 AM PST (12/12)
Length of Visible Light 9h 52m
Length of Day
8h 44m
Waning Gibbous, 95% of the Moon is Illuminated
Dec 12
Waning Gibbous
Dec 17
Last Quarter
Dec 24
New
Dec 31
First Quarter
Jan 8
Full

Weather History Calendar

Precipitation Actual month total 0.40 Normal Month Total: 1.47
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Scattered Clouds
Actual:
44 | 23 0.00
Average:
42 | 29 0.05
Scattered Clouds
Actual:
45 | 23 0.00
Average:
42 | 29 0.06
Partly Cloudy
Actual:
45 | 18 0.00
Average:
42 | 29 0.05
Fog
Actual:
40 | 20 0.00
Average:
41 | 29 0.05
Scattered Clouds
Actual:
45 | 20 0.00
Average:
41 | 28 0.05
Clear
Actual:
47 | 19 0.00
Average:
41 | 28 0.04
Clear
Actual:
41 | 18 0.00
Average:
40 | 28 0.05
Fog
Actual:
39 | 14 0.00
Average:
40 | 28 0.05
Snow
Actual:
26 | 16 T
Average:
40 | 27 0.05
Fog
Actual:
23 | 20 0.00
Average:
40 | 27 0.04
Snow
Actual:
27 | 20 0.01
Average:
40 | 27 0.05
Overcast
Actual:
25 | 22 0.00
Average:
39 | 27 0.04
Fog
Actual:
28 | 23 0.00
Average:
39 | 27 0.05
Fog
Actual:
30 | 21 0.00
Average:
39 | 27 0.04
Snow
Actual:
32 | 24 T
Average:
39 | 27 0.05
Fog
Actual:
46 | 23 0.00
Average:
39 | 26 0.05
Fog
Actual:
30 | 22 0.00
Average:
39 | 26 0.04
Rain
Actual:
38 | 26 0.02
Average:
39 | 26 0.05
Fog
Actual:
36 | 27 0.00
Average:
39 | 26 0.05
Fog
Actual:
44 | 25 0.00
Average:
39 | 26 0.05
Scattered Clouds
Actual:
40 | 22 0.00
Average:
39 | 26 0.05
Clear
Actual:
40 | 16 0.00
Average:
39 | 26 0.05
Clear
Actual:
47 | 14 0.00
Average:
39 | 26 0.04
Partly Cloudy
Actual:
39 | 21 0.00
Average:
39 | 26 0.05
Scattered Clouds
Actual:
43 | 18 T
Average:
39 | 26 0.05
Partly Cloudy
Actual:
48 | 28 0.00
Average:
39 | 26 0.04
Rain
Actual:
55 | 33 0.01
Average:
39 | 26 0.05
Rain
Actual:
60 | 51 0.07
Average:
39 | 27 0.05
Thunderstorm
Actual:
56 | 40 0.15
Average:
39 | 27 0.04
Rain
Actual:
53 | 35 0.14
Average:
39 | 27 0.04
Scattered Clouds
Actual:
43 | 31 0.00
Average:
39 | 27 0.05
 

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

2011 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 44 34 23 28 23 19 88 63 37 30.76 30.59 30.27 10 10 9 9 4 10 0.00  
2 45 34 23 29 23 19 88 65 41 30.42 30.34 30.22 10 10 10 15 7 18 0.00  
3 45 32 18 27 23 18 92 69 45 30.45 30.38 30.32 10 9 1 9 4 10 0.00  
4 40 30 20 29 25 20 100 82 64 30.58 30.50 30.36 10 8 0 13 4 15 0.00 Fog
5 45 33 20 26 22 18 100 67 33 30.56 30.47 30.38 10 10 9 10 4 12 0.00  
6 47 33 19 26 23 18 100 71 42 30.39 30.35 30.30 10 9 6 12 3 13 0.00  
7 41 30 18 29 24 18 100 80 60 30.41 30.36 30.32 9 6 3 10 4 13 0.00  
8 39 27 14 28 22 14 100 80 59 30.46 30.41 30.34 10 5 0 12 3 12 0.00 Fog
9 26 21 16 23 19 14 100 92 84 30.52 30.41 30.29 2 0 0 7 1 8 T Fog , Snow
10 23 22 20 21 20 18 100 96 91 30.30 30.15 30.04 0 0 0 7 1 8 0.00 Fog
11 27 24 20 26 22 19 100 96 92 30.16 30.08 30.03 8 2 0 8 3 9 0.01 Fog , Snow
12 25 24 22 25 23 21 100 96 92 30.26 30.19 30.13 6 3 1 9 2 10 0.00  
13 28 26 23 27 25 22 100 96 92 30.17 30.12 30.06 8 4 0 9 2 10 0.00 Fog
14 30 26 21 28 25 21 100 96 92 30.25 30.17 30.12 5 2 0 10 3 13 0.00 Fog
15 32 28 24 31 27 25 100 96 92 30.50 30.29 30.14 5 2 0 8 2 9 T Fog , Snow
16 46 35 23 35 28 23 100 83 65 30.53 30.47 30.43 10 3 0 12 2 15 0.00 Fog
17 30 26 22 29 26 21 100 93 85 30.45 30.31 30.09 2 0 0 9 2 10 0.00 Fog
18 38 32 26 37 30 24 100 93 85 30.40 30.21 30.04 10 3 0 13 3 15 0.02 Fog , Rain
19 36 32 27 36 31 28 100 100 100 30.46 30.39 30.33 3 0 0 9 3 10 0.00 Fog
20 44 35 25 39 29 24 100 90 79 30.38 30.23 30.13 10 4 0 24 7 32 0.00 Fog
21 40 31 22 30 25 18 89 72 54 30.53 30.43 30.25 10 9 1 17 5 22 0.00  
22 40 28 16 23 18 12 92 65 37 30.58 30.52 30.47 10 10 10 12 3 14 0.00  
23 47 31 14 27 19 12 96 65 34 30.61 30.54 30.48 10 10 9 14 4 15 0.00  
24 39 30 21 27 23 20 96 79 61 30.56 30.51 30.39 10 9 4 13 5 15 0.00  
25 43 31 18 31 24 18 100 81 62 30.36 30.23 30.14 10 6 1 25 9 30 T  
26 48 38 28 31 28 26 92 71 49 30.37 30.28 30.21 10 10 10 9 5 10 0.00  
27 55 44 33 37 33 29 89 68 46 30.24 30.09 29.88 10 10 10 22 9 29 0.01 Rain
28 60 56 51 51 45 41 96 74 51 29.99 29.87 29.75 10 10 5 35 14 45 0.07 Rain
29 56 48 40 46 38 32 83 66 48 30.07 29.90 29.63 10 10 3 33 11 46 0.15 Rain , Thunderstorm
30 53 44 35 47 39 25 96 80 64 30.11 29.77 29.60 10 10 9 38 16 46 0.14 Rain
31 43 37 31 30 24 19 75 58 41 30.44 30.35 30.19 10 10 10 26 9 35 0.00