Weather History for Portland Hillsboro, OR

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Month of January, 2014

  Max Avg Min Sum
Temperature  
Max Temperature 56 °F 48 °F 40 °F
Mean Temperature 50 °F 40 °F 34 °F
Min Temperature 46 °F 32 °F 20 °F
Degree Days  
Heating Degree Days (base 65) 31 25 15 763
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 0 0 0 0
Dew Point  
Dew Point 49 °F 34 °F 18 °F
Precipitation  
Precipitation 0.84 in 0.08 in 0.00 in 2.41 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 31 mph 4 mph 0 mph
Gust Wind 46 mph 23 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.68 in 30.24 in 29.58 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Jan. 21, 2014 Rise Set
Actual Time 7:43 AM PST 5:02 PM PST
Civil Twilight 7:11 AM PST 5:35 PM PST
Nautical Twilight 6:35 AM PST 6:11 PM PST
Astronomical Twilight 5:59 AM PST 6:47 PM PST
Moon 11:00 PM PST (1/21) 9:58 AM PST (1/21)
Length of Visible Light 10h 24m
Length of Day
9h 19m
Waning Gibbous, 73% of the Moon is Illuminated
Jan 21
Waning Gibbous
Jan 23
Last Quarter
Jan 30
New
Feb 6
First Quarter
Feb 14
Full

Weather History Calendar

Precipitation Actual month total 2.41 Normal Month Total: 6.06
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Fog
Actual:
44 | 34 0.00
Average:
45 | 32 0.24
Rain
Actual:
40 | 36 0.04
Average:
45 | 32 0.24
Rain
Actual:
48 | 26 0.01
Average:
45 | 32 0.24
Fog
Actual:
45 | 22 0.00
Average:
45 | 32 0.23
Clear
Actual:
50 | 20 0.00
Average:
45 | 32 0.22
Rain
Actual:
42 | 26 0.03
Average:
45 | 32 0.22
Rain
Actual:
44 | 36 0.36
Average:
46 | 33 0.22
Rain
Actual:
51 | 39 0.31
Average:
46 | 33 0.21
Rain
Actual:
48 | 34 0.07
Average:
46 | 33 0.22
Rain
Actual:
53 | 46 T
Average:
46 | 33 0.22
Rain
Actual:
55 | 42 0.84
Average:
46 | 33 0.21
Rain
Actual:
54 | 41 0.11
Average:
46 | 33 0.21
Mostly Cloudy
Actual:
56 | 43 T
Average:
47 | 33 0.20
Fog
Actual:
50 | 34 0.00
Average:
47 | 33 0.18
Fog
Actual:
41 | 37 0.00
Average:
47 | 33 0.19
Fog
Actual:
45 | 30 0.00
Average:
47 | 34 0.20
Fog
Actual:
42 | 29 0.00
Average:
47 | 34 0.20
Fog
Actual:
41 | 28 0.00
Average:
47 | 34 0.19
Fog
Actual:
45 | 27 0.00
Average:
47 | 34 0.20
Fog
Actual:
53 | 27 0.00
Average:
48 | 34 0.20
Scattered Clouds
Actual:
46 | 26 0.00
Average:
48 | 34 0.19
Mostly Cloudy
Actual:
48 | 35 0.00
Average:
48 | 34 0.18
Clear
Actual:
49 | 36 0.00
Average:
48 | 34 0.17
Clear
Actual:
56 | 26 0.00
Average:
48 | 34 0.17
Clear
Actual:
51 | 24 0.00
Average:
48 | 34 0.17
Clear
Actual:
53 | 24 0.00
Average:
48 | 34 0.16
Rain
Actual:
40 | 28 0.06
Average:
49 | 34 0.16
Rain
Actual:
42 | 37 0.33
Average:
49 | 34 0.16
Rain
Actual:
54 | 40 0.12
Average:
49 | 34 0.15
Rain
Actual:
50 | 38 0.10
Average:
49 | 34 0.16
Rain
Actual:
49 | 34 0.03
Average:
49 | 34 0.15
 

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 41 37 33 100 96 92 30.38 30.33 30.26 7 2 0 8 1 9 0.00 Fog
2 40 38 36 39 37 35 100 96 92 30.29 30.18 30.05 4 1 0 7 2 9 0.04 Fog , Rain
3 48 37 26 39 32 25 100 80 60 30.34 30.23 30.10 10 5 0 14 2 17 0.01 Fog , Rain
4 45 34 22 33 26 21 100 81 62 30.44 30.37 30.33 10 4 0 7 1 8 0.00 Fog
5 50 35 20 31 23 18 96 66 36 30.45 30.39 30.28 10 7 1 12 2 14 0.00  
6 42 34 26 35 29 23 92 74 55 30.28 30.24 30.20 10 10 6 7 2 7 0.03 Rain
7 44 40 36 41 38 35 100 95 89 30.19 30.11 30.05 7 3 1 13 1 15 0.36 Rain
8 51 45 39 48 44 38 100 90 80 30.06 29.96 29.82 10 5 0 20 6 26 0.31 Fog , Rain
9 48 41 34 45 40 33 100 90 80 30.09 30.01 29.89 10 7 1 17 7 22 0.07 Rain
10 53 50 46 45 43 41 86 80 74 30.19 30.04 29.76 10 10 7 22 9 27 T Rain
11 55 49 42 48 42 38 89 78 66 30.03 29.69 29.58 10 8 2 31 12 46 0.84 Rain
12 54 48 41 49 42 37 93 84 74 30.47 30.25 30.07 10 10 6 16 9 23 0.11 Rain
13 56 50 43 45 43 41 92 77 61 30.68 30.60 30.48 10 10 9 15 5 20 T  
14 50 42 34 44 39 34 100 93 86 30.68 30.64 30.58 10 3 0 8 2 9 0.00 Fog
15 41 39 37 40 38 36 100 93 86 30.59 30.55 30.48 8 2 0 7 3 8 0.00 Fog
16 45 38 30 37 33 30 100 88 76 30.49 30.42 30.31 10 2 0 6 2 7 0.00 Fog
17 42 36 29 36 31 27 100 90 79 30.31 30.25 30.21 4 1 0 5 1 7 0.00 Fog
18 41 35 28 35 30 27 100 90 79 30.32 30.25 30.19 6 1 0 6 1 7 0.00 Fog
19 45 36 27 35 30 27 100 85 70 30.28 30.22 30.17 10 3 0 9 1 10 0.00 Fog
20 53 40 27 36 29 25 100 71 41 30.33 30.28 30.27 10 5 0 14 4 17 0.00 Fog
21 46 36 26 33 29 24 100 79 58 30.39 30.34 30.29 10 10 4 9 2 11 0.00  
22 48 42 35 40 36 32 92 84 76 30.40 30.37 30.33 10 10 9 9 3 13 0.00  
23 49 43 36 35 30 28 92 71 49 30.41 30.37 30.33 10 10 10 30 13 39 0.00  
24 56 41 26 31 26 23 92 62 32 30.40 30.36 30.30 10 10 10 15 4 20 0.00  
25 51 38 24 31 27 22 92 67 41 30.43 30.36 30.27 10 10 9 6 1 7 0.00  
26 53 39 24 32 27 23 92 67 41 30.27 30.18 30.10 10 9 4 8 1 9 0.00  
27 40 34 28 36 30 26 92 78 64 30.27 30.22 30.15 10 10 7 7 2 7 0.06 Rain
28 42 40 37 40 37 35 100 88 76 30.28 30.16 29.98 10 7 2 6 2 8 0.33 Rain
29 54 47 40 47 41 38 100 82 63 29.96 29.87 29.75 10 8 2 23 9 31 0.12 Rain
30 50 44 38 40 37 34 100 80 60 30.01 29.98 29.94 10 9 2 16 4 20 0.10 Rain
31 49 42 34 39 37 33 100 83 66 30.17 30.08 30.00 10 8 0 12 4 14 0.03 Fog , Rain