Weather History for Eugene, OR

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Month of December, 2011

  Max Avg Min Sum
Temperature  
Max Temperature 57 °F 45 °F 34 °F
Mean Temperature 54 °F 38 °F 31 °F
Min Temperature 51 °F 32 °F 20 °F
Degree Days  
Heating Degree Days (base 65) 34 27 11 823
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 4 0 0 4
Dew Point  
Dew Point 54 °F 34 °F 17 °F
Precipitation  
Precipitation 2.38 in 0.19 in 0.00 in 5.01 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 24 mph 5 mph 0 mph
Gust Wind 46 mph 24 mph 20 mph
Sea Level Pressure  
Sea Level Pressure 30.71 in 30.32 in 29.76 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Dec. 11, 2011 Rise Set
Actual Time 7:37 AM PST 4:34 PM PST
Civil Twilight 7:04 AM PST 5:07 PM PST
Nautical Twilight 6:28 AM PST 5:43 PM PST
Astronomical Twilight 5:53 AM PST 6:18 PM PST
Moon 5:50 PM PST (12/11) 8:30 AM PST (12/11)
Length of Visible Light 10h 02m
Length of Day
8h 56m
Full, 99% of the Moon is Illuminated
Dec 11
Full
Dec 17
Last Quarter
Dec 24
New
Dec 31
First Quarter
Jan 8
Full

Weather History Calendar

Precipitation Actual month total 5.01 Normal Month Total: 7.83
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Partly Cloudy
Actual:
47 | 30 0.00
Average:
48 | 35 0.31
Fog
Actual:
45 | 28 0.00
Average:
47 | 35 0.30
Fog
Actual:
38 | 27 0.00
Average:
47 | 35 0.30
Fog
Actual:
41 | 32 0.00
Average:
47 | 35 0.29
Fog
Actual:
41 | 27 0.00
Average:
47 | 35 0.28
Fog
Actual:
34 | 28 T
Average:
47 | 35 0.28
Fog
Actual:
38 | 31 0.00
Average:
46 | 34 0.27
Mostly Cloudy
Actual:
38 | 28 0.00
Average:
46 | 34 0.27
Fog
Actual:
34 | 31 0.00
Average:
46 | 34 0.26
Fog
Actual:
43 | 29 0.00
Average:
46 | 34 0.26
Rain
Actual:
41 | 34 T
Average:
46 | 34 0.25
Partly Cloudy
Actual:
44 | 24 0.00
Average:
46 | 34 0.24
Scattered Clouds
Actual:
42 | 20 0.00
Average:
45 | 34 0.26
Rain
Actual:
45 | 22 0.10
Average:
45 | 34 0.25
Fog
Actual:
50 | 33 T
Average:
45 | 34 0.25
Fog
Actual:
42 | 38 0.00
Average:
45 | 34 0.25
Fog
Actual:
39 | 35 0.00
Average:
45 | 33 0.24
Rain
Actual:
45 | 31 0.05
Average:
45 | 33 0.25
Fog
Actual:
43 | 34 0.00
Average:
45 | 33 0.25
Overcast
Actual:
46 | 38 0.00
Average:
45 | 33 0.24
Fog
Actual:
42 | 30 0.00
Average:
45 | 33 0.25
Partly Cloudy
Actual:
45 | 26 0.00
Average:
45 | 33 0.23
Partly Cloudy
Actual:
57 | 28 0.00
Average:
45 | 33 0.24
Partly Cloudy
Actual:
55 | 28 0.00
Average:
45 | 33 0.23
Rain
Actual:
51 | 30 0.09
Average:
45 | 33 0.23
Rain
Actual:
45 | 32 0.02
Average:
45 | 33 0.22
Rain
Actual:
52 | 43 0.41
Average:
45 | 33 0.23
Rain
Actual:
57 | 51 2.38
Average:
45 | 33 0.23
Rain
Actual:
55 | 47 0.94
Average:
45 | 33 0.22
Rain
Actual:
54 | 36 1.02
Average:
45 | 33 0.22
Fog
Actual:
38 | 30 T
Average:
45 | 34 0.23
 

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 47 39 30 37 35 29 96 83 70 30.71 30.63 30.47 10 7 1 13 6 16 0.00  
2 45 37 28 38 31 27 100 88 76 30.51 30.46 30.44 10 4 0 9 3 10 0.00 Fog
3 38 33 27 34 31 25 100 93 85 30.55 30.51 30.47 6 2 0 7 2 20 0.00 Fog
4 41 37 32 36 33 31 100 90 79 30.55 30.52 30.48 9 6 0 16 6 28 0.00 Fog
5 41 34 27 34 30 25 92 81 70 30.52 30.45 30.40 10 5 0 12 3 13 0.00 Fog
6 34 31 28 32 29 27 100 93 85 30.48 30.45 30.41 0 0 0 7 2 10 T Fog
7 38 35 31 36 31 28 100 93 85 30.48 30.43 30.37 6 2 0 13 5 17 0.00 Fog
8 38 33 28 36 32 27 96 89 82 30.38 30.34 30.29 10 7 2 13 5 18 0.00  
9 34 33 31 34 31 30 100 95 89 30.32 30.27 30.22 2 1 0 6 2 8 0.00 Fog
10 43 36 29 37 33 28 100 88 76 30.23 30.18 30.13 10 5 0 10 4 12 0.00 Fog
11 41 38 34 36 34 32 100 90 79 30.12 30.10 30.08 10 4 0 12 6 15 T Fog , Rain
12 44 34 24 33 28 22 89 73 57 30.14 30.08 30.02 10 10 9 23 12 28 0.00  
13 42 31 20 29 23 17 92 74 55 30.15 30.06 30.00 10 10 9 9 2 46 0.00  
14 45 34 22 37 30 20 96 81 65 30.23 30.16 30.09 10 10 8 9 5 12 0.10 Rain
15 50 42 33 45 38 32 100 90 80 30.51 30.35 30.12 10 6 0 8 4 9 T Fog
16 42 40 38 39 38 37 100 93 86 30.53 30.48 30.40 9 2 0 7 2 9 0.00 Fog
17 39 37 35 37 36 35 100 96 92 30.39 30.23 30.15 2 0 0 8 2 9 0.00 Fog
18 45 38 31 43 37 30 100 95 89 30.41 30.29 30.16 10 4 0 10 3 12 0.05 Fog , Rain
19 43 39 34 39 37 35 100 91 82 30.47 30.44 30.40 10 4 0 15 5 17 0.00 Fog
20 46 42 38 40 37 35 93 82 71 30.45 30.38 30.33 10 10 7 9 3 13 0.00  
21 42 36 30 38 34 30 100 90 79 30.47 30.44 30.41 10 6 0 16 8 20 0.00 Fog
22 45 36 26 32 29 25 92 75 57 30.49 30.43 30.35 10 10 7 10 4 13 0.00  
23 57 43 28 30 28 26 92 64 35 30.63 30.56 30.48 10 10 10 16 5 20 0.00  
24 55 42 28 35 31 26 92 68 43 30.57 30.45 30.28 10 10 10 10 4 12 0.00  
25 51 41 30 45 36 29 96 87 77 30.44 30.33 30.20 10 9 3 15 8 18 0.09 Rain
26 45 39 32 41 36 30 100 91 82 30.42 30.34 30.29 10 6 0 14 4 16 0.02 Fog , Rain
27 52 48 43 48 42 37 89 75 61 30.32 30.18 30.03 10 9 4 22 10 25 0.41 Rain
28 57 54 51 54 52 48 96 91 86 30.11 30.02 29.93 10 4 1 24 11 30 2.38 Rain
29 55 51 47 52 48 43 93 87 80 30.17 30.00 29.77 10 8 3 15 8 18 0.94 Rain
30 54 45 36 52 42 34 93 87 80 30.38 30.01 29.76 10 9 3 20 9 26 1.02 Rain
31 38 34 30 36 33 28 100 93 85 30.41 30.32 30.23 10 6 0 9 3 - T Fog