Weather History for Hermiston, OR

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Month of December, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 61 °F 37 °F 17 °F
Mean Temperature 50 °F 28 °F 6 °F
Min Temperature 39 °F 19 °F -6 °F
Degree Days  
Heating Degree Days (base 65) 60 37 16 1139
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 47 °F 21 °F -13 °F
Precipitation  
Precipitation 0.15 in 0.01 in 0.00 in 0.37 in
Snowdepth - - - -
Wind  
Wind 28 mph 5 mph 0 mph
Gust Wind 46 mph 26 mph 18 mph
Sea Level Pressure  
Sea Level Pressure 30.65 in 30.29 in 29.66 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 06, 2013 Rise Set
Actual Time 7:23 AM PST 4:12 PM PST
Civil Twilight 6:49 AM PST 4:46 PM PST
Nautical Twilight 6:12 AM PST 5:24 PM PST
Astronomical Twilight 5:36 AM PST 6:00 PM PST
Moon 10:24 AM PST (12/6) 8:59 PM PST (12/6)
Length of Visible Light 9h 57m
Length of Day
8h 48m
Waxing Crescent, 20% of the Moon is Illuminated
Dec 6
Waxing Crescent
Dec 9
First Quarter
Dec 17
Full
Dec 25
Last Quarter
Jan 1
New

Weather History Calendar

Precipitation Actual month total 0.37 Average Month Total: 1.14
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Rain
Actual:
61 | 34 0.14
Average:
44 | 28 0.03
Partly Cloudy
Actual:
53 | 30 0.00
Average:
45 | 30 0.06
Snow
Actual:
33 | 12 0.05
Average:
45 | 30 0.05
Clear
Actual:
26 | 1 0.00
Average:
45 | 31 0.03
Scattered Clouds
Actual:
21 | 1 0.00
Average:
44 | 29 0.09
Snow
Actual:
21 | 1 0.00
Average:
42 | 28 0.09
Scattered Clouds
Actual:
19 | -5 0.00
Average:
43 | 27 0.04
Scattered Clouds
Actual:
17 | -6 0.00
Average:
40 | 26 0.02
Partly Cloudy
Actual:
25 | 0 0.00
Average:
43 | 27 0.04
Partly Cloudy
Actual:
32 | 17 0.00
Average:
42 | 28 0.04
Clear
Actual:
30 | 8 0.00
Average:
44 | 27 0.02
Partly Cloudy
Actual:
28 | 10 0.00
Average:
43 | 26 0.03
Scattered Clouds
Actual:
45 | 19 0.00
Average:
42 | 25 0.05
Clear
Actual:
46 | 25 0.00
Average:
40 | 26 0.02
Scattered Clouds
Actual:
60 | 39 0.00
Average:
42 | 27 0.05
Clear
Actual:
52 | 24 0.00
Average:
43 | 27 0.02
Fog
Actual:
35 | 21 0.00
Average:
40 | 27 0.02
Partly Cloudy
Actual:
48 | 27 0.00
Average:
38 | 25 0.03
Scattered Clouds
Actual:
37 | 19 0.00
Average:
38 | 24 0.03
Snow
Actual:
44 | 21 0.15
Average:
36 | 24 0.04
Partly Cloudy
Actual:
39 | 30 0.00
Average:
36 | 24 0.06
Rain
Actual:
37 | 30 0.01
Average:
39 | 25 0.02
Rain
Actual:
61 | 33 0.01
Average:
40 | 25 0.02
Clear
Actual:
48 | 23 0.00
Average:
40 | 25 0.04
Scattered Clouds
Actual:
37 | 19 0.00
Average:
41 | 26 0.01
Fog
Actual:
30 | 21 0.00
Average:
39 | 26 0.04
Fog
Actual:
30 | 28 0.00
Average:
40 | 26 0.04
Fog
Actual:
33 | 27 0.00
Average:
38 | 23 0.03
Fog
Actual:
33 | 28 0.00
Average:
36 | 21 0.02
Partly Cloudy
Actual:
32 | 28 0.01
Average:
35 | 21 0.04
Partly Cloudy
Actual:
43 | 26 0.00
Average:
35 | 22 0.02
 

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

2013 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 61 48 34 47 40 32 97 83 56 30.19 29.96 29.75 10 6 2 21 5 38 0.14 Rain
2 53 42 30 42 30 25 82 62 43 30.00 29.84 29.71 10 10 10 28 19 46 0.00  
3 33 22 12 26 19 7 92 71 50 30.29 30.17 30.02 10 8 2 16 8 - 0.05 Snow
4 26 16 1 12 6 -2 84 74 53 30.42 30.38 30.30 10 10 10 7 3 - 0.00  
5 21 11 1 10 4 -3 87 75 57 30.41 30.37 30.33 10 10 6 7 4 - 0.00  
6 21 11 1 15 8 -2 85 74 47 30.34 30.24 30.12 10 10 6 18 8 29 0.00 Snow
7 19 7 -5 2 -5 -11 76 52 33 30.51 30.39 30.19 10 10 10 17 12 23 0.00  
8 17 6 -6 0 -6 -13 76 66 45 30.65 30.57 30.51 10 10 10 8 3 - 0.00  
9 25 12 0 11 3 -6 79 63 44 30.62 30.52 30.43 10 10 10 9 4 - 0.00  
10 32 24 17 19 14 11 81 67 54 30.49 30.46 30.42 10 10 8 9 2 - 0.00  
11 30 19 8 16 12 5 88 78 56 30.51 30.45 30.38 10 10 7 8 3 - 0.00  
12 28 19 10 23 15 7 89 78 67 30.37 30.27 30.19 10 9 7 6 2 - 0.00  
13 45 32 19 32 25 18 96 83 58 30.45 30.35 30.23 10 8 3 8 3 - 0.00  
14 46 36 25 35 31 24 100 80 66 30.46 30.38 30.33 10 9 6 12 3 - 0.00  
15 60 50 39 41 35 30 76 61 43 30.36 30.31 30.25 10 10 10 22 12 31 0.00  
16 52 40 24 38 33 22 96 79 57 30.44 30.38 30.31 10 10 6 9 5 - 0.00  
17 35 28 21 33 27 19 100 93 88 30.29 30.15 30.04 9 2 0 8 3 - 0.00 Fog
18 48 38 27 39 31 17 92 75 44 30.10 29.99 29.91 10 10 7 16 5 25 0.00  
19 37 28 19 16 11 8 68 46 30 30.32 30.24 30.10 10 10 10 14 6 23 0.00  
20 44 32 21 36 28 14 96 79 58 30.15 29.91 29.66 10 8 0 22 8 26 0.15 Fog , Rain , Snow
21 39 34 30 30 28 26 88 82 70 30.14 30.04 29.80 10 9 6 18 9 - 0.00  
22 37 34 30 36 32 28 93 89 82 30.31 30.24 30.14 10 6 2 9 3 - 0.01 Rain
23 61 47 33 43 37 31 92 67 48 30.46 30.25 30.12 10 10 6 25 9 36 0.01 Rain
24 48 36 23 31 27 21 92 77 52 30.59 30.54 30.48 10 10 10 7 4 - 0.00  
25 37 28 19 28 22 17 100 88 68 30.56 30.51 30.45 10 7 1 6 1 - 0.00  
26 30 26 21 28 24 19 96 89 85 30.46 30.41 30.35 4 1 0 6 1 - 0.00 Fog
27 30 29 28 27 26 24 92 88 85 30.34 30.24 30.16 2 1 0 8 2 - 0.00 Fog
28 33 30 27 30 26 22 89 85 81 30.54 30.47 30.33 0 0 0 6 2 - 0.00 Fog
29 33 30 28 29 27 24 93 87 82 30.52 30.34 30.27 9 3 0 9 3 - 0.00 Fog
30 32 30 28 30 27 26 96 91 88 30.33 30.25 30.17 8 4 2 13 5 - 0.01  
31 43 34 26 38 29 24 96 92 82 30.35 30.22 30.17 10 5 1 7 3 - 0.00