Weather History for Portland, OR

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Month of January, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 58 °F 48 °F 40 °F
Mean Temperature 53 °F 42 °F 34 °F
Min Temperature 48 °F 35 °F 25 °F
Degree Days  
Heating Degree Days (base 65) 31 23 12 724
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 49 °F 35 °F 21 °F
Precipitation  
Precipitation 0.68 in 0.10 in 0.00 in 2.70 in
Snowdepth - - - -
Wind  
Wind 39 mph 8 mph 0 mph
Gust Wind 47 mph 28 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.68 in 30.24 in 29.60 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 14, 2014 Rise Set
Actual Time 7:47 AM PST 4:52 PM PST
Civil Twilight 7:14 AM PST 5:25 PM PST
Nautical Twilight 6:37 AM PST 6:02 PM PST
Astronomical Twilight 6:01 AM PST 6:37 PM PST
Moon 4:03 PM PST (1/14) 6:24 AM PST (1/14)
Length of Visible Light 10h 11m
Length of Day
9h 04m
Waxing Gibbous, 98% of the Moon is Illuminated
Jan 14
Waxing Gibbous
Jan 15
Full
Jan 23
Last Quarter
Jan 30
New
Feb 6
First Quarter

Weather History Calendar

Precipitation Actual month total 2.70 Normal Month Total: 4.88
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Fog
Actual:
44 | 34 0.00
Average:
45 | 35 0.17
Rain
Actual:
47 | 34 0.11
Average:
45 | 35 0.17
Rain
Actual:
48 | 30 0.05
Average:
45 | 35 0.17
Fog
Actual:
42 | 26 0.00
Average:
45 | 35 0.17
Fog
Actual:
49 | 25 0.00
Average:
45 | 35 0.17
Rain
Actual:
45 | 29 0.01
Average:
46 | 35 0.17
Rain
Actual:
43 | 37 0.40
Average:
46 | 35 0.17
Rain
Actual:
53 | 39 0.32
Average:
46 | 35 0.17
Rain
Actual:
50 | 40 0.13
Average:
46 | 36 0.17
Rain
Actual:
57 | 48 0.01
Average:
46 | 36 0.17
Rain
Actual:
58 | 43 0.68
Average:
46 | 36 0.17
Rain
Actual:
54 | 44 0.29
Average:
46 | 36 0.17
Mostly Cloudy
Actual:
56 | 46 T
Average:
47 | 36 0.16
Fog
Actual:
47 | 39 0.00
Average:
47 | 36 0.16
Fog
Actual:
42 | 37 T
Average:
47 | 36 0.16
Fog
Actual:
40 | 34 0.00
Average:
47 | 36 0.15
Fog
Actual:
42 | 33 0.00
Average:
47 | 36 0.16
Fog
Actual:
49 | 29 0.00
Average:
47 | 36 0.16
Fog
Actual:
48 | 30 0.00
Average:
47 | 36 0.15
Fog
Actual:
49 | 32 0.00
Average:
48 | 36 0.15
Partly Cloudy
Actual:
46 | 31 0.00
Average:
48 | 36 0.15
Mostly Cloudy
Actual:
44 | 35 0.00
Average:
48 | 36 0.15
Clear
Actual:
48 | 31 0.00
Average:
48 | 36 0.14
Scattered Clouds
Actual:
47 | 35 0.00
Average:
48 | 36 0.15
Clear
Actual:
47 | 30 0.00
Average:
48 | 36 0.15
Scattered Clouds
Actual:
45 | 27 0.00
Average:
48 | 36 0.14
Rain
Actual:
41 | 32 T
Average:
49 | 36 0.15
Rain
Actual:
45 | 38 0.27
Average:
49 | 36 0.14
Rain
Actual:
55 | 39 0.30
Average:
49 | 36 0.14
Rain
Actual:
50 | 41 0.08
Average:
49 | 36 0.14
Rain
Actual:
48 | 41 0.05
Average:
49 | 36 0.14
 

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

2014 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Jan high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 44 39 34 42 38 33 100 85 70 30.38 30.33 30.28 7 1 0 7 2 9 0.00 Fog
2 47 41 34 42 38 34 100 86 71 30.29 30.21 30.06 10 4 0 10 5 13 0.11 Fog , Rain
3 48 39 30 42 37 30 100 83 65 30.34 30.24 30.11 10 6 0 8 2 8 0.05 Fog , Rain
4 42 34 26 34 32 28 100 85 70 30.46 30.39 30.34 10 4 0 9 4 11 0.00 Fog
5 49 37 25 34 27 21 100 69 37 30.47 30.40 30.29 10 4 0 18 5 25 0.00 Fog
6 45 37 29 31 26 22 89 65 40 30.28 30.23 30.19 10 10 10 21 8 24 0.01 Rain
7 43 40 37 41 36 31 100 85 70 30.20 30.11 30.05 10 9 5 20 8 23 0.40 Rain
8 53 46 39 48 43 39 100 90 80 30.08 29.95 29.83 10 8 3 22 12 28 0.32 Rain
9 50 45 40 46 42 38 93 87 80 30.10 30.01 29.91 10 8 2 26 11 35 0.13 Rain
10 57 53 48 46 43 39 83 69 55 30.18 30.06 29.79 10 9 7 22 12 34 0.01 Rain
11 58 51 43 49 42 39 93 72 51 30.03 29.72 29.60 10 8 2 35 19 45 0.68 Rain
12 54 49 44 49 44 38 93 85 76 30.48 30.27 30.07 10 9 4 23 11 29 0.29 Rain
13 56 51 46 45 44 42 86 74 61 30.68 30.61 30.49 10 10 7 16 7 20 T  
14 47 43 39 43 42 39 100 93 86 30.68 30.64 30.59 10 4 0 8 3 10 0.00 Fog
15 42 40 37 41 38 36 100 93 86 30.60 30.54 30.50 8 3 0 9 3 12 T Fog
16 40 37 34 38 37 33 100 96 92 30.50 30.42 30.32 8 1 0 9 4 11 0.00 Fog
17 42 38 33 37 36 33 100 93 85 30.32 30.26 30.21 7 1 0 8 4 9 0.00 Fog
18 49 39 29 35 32 29 100 78 56 30.32 30.25 30.19 10 7 0 12 3 15 0.00 Fog
19 48 39 30 34 31 29 100 77 53 30.29 30.23 30.18 10 8 0 9 3 10 0.00 Fog
20 49 41 32 36 32 28 100 75 50 30.33 30.30 30.27 10 4 0 21 9 25 0.00 Fog
21 46 39 31 30 29 28 92 73 53 30.40 30.34 30.27 10 10 10 21 9 26 0.00  
22 44 40 35 38 32 30 82 76 70 30.42 30.39 30.35 10 10 10 15 4 17 0.00  
23 48 40 31 30 29 28 89 68 46 30.41 30.39 30.35 10 10 10 39 19 47 0.00  
24 47 41 35 29 27 25 70 60 49 30.41 30.36 30.29 10 10 10 29 16 35 0.00  
25 47 39 30 29 27 26 85 65 45 30.44 30.37 30.29 10 10 10 18 6 22 0.00  
26 45 36 27 29 27 25 92 73 53 30.28 30.19 30.12 10 10 9 16 7 20 0.00  
27 41 37 32 29 27 25 78 67 55 30.27 30.22 30.15 10 10 10 17 11 23 T Rain
28 45 42 38 37 32 27 100 80 59 30.27 30.17 30.00 10 8 3 20 10 26 0.27 Rain
29 55 47 39 49 41 37 100 83 66 29.97 29.86 29.74 10 9 4 28 15 38 0.30 Rain
30 50 46 41 40 38 34 89 73 56 30.01 29.98 29.94 10 10 9 16 7 19 0.08 Rain
31 48 45 41 40 39 38 89 80 71 30.18 30.10 30.01 10 10 10 15 7 19 0.05 Rain