Weather History for Portland, OR

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Month of April, 2013

  Max Avg Min Sum
Temperature  
Max Temperature 78 °F 61 °F 52 °F
Mean Temperature 62 °F 53 °F 46 °F
Min Temperature 52 °F 44 °F 36 °F
Degree Days  
Heating Degree Days (base 65) 19 12 3 369
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 12 3 0 98
Dew Point  
Dew Point 55 °F 41 °F 19 °F
Precipitation  
Precipitation 0.61 in 0.08 in 0.00 in 2.15 in
Snowdepth 0.0 in 0.0 in 0.0 in -
Wind  
Wind 30 mph 6 mph 0 mph
Gust Wind 53 mph 22 mph 17 mph
Sea Level Pressure  
Sea Level Pressure 30.51 in 30.17 in 29.56 in

Monthly Weather History Graph

Monthly Weather History Graph

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Date:

Astronomy

Apr. 06, 2013 Rise Set
Actual Time 6:40 AM PDT 7:45 PM PDT
Civil Twilight 6:10 AM PDT 8:16 PM PDT
Nautical Twilight 5:33 AM PDT 8:52 PM PDT
Astronomical Twilight 4:55 AM PDT 9:31 PM PDT
Moon 4:38 AM PDT (4/6) 4:11 PM PDT (4/6)
Length of Visible Light 14h 05m
Length of Day
13h 05m
Waning Crescent, 14% of the Moon is Illuminated
Apr 6
Waning Crescent
Apr 10
New
Apr 18
First Quarter
Apr 25
Full
May 2
Last Quarter

Weather History Calendar

Precipitation Actual month total 2.15 Normal Month Total: 2.73
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
 
Mostly Cloudy
Actual:
65 | 51 0.00
Average:
59 | 42 0.10
Partly Cloudy
Actual:
66 | 51 T
Average:
59 | 42 0.10
Mostly Cloudy
Actual:
65 | 44 0.00
Average:
59 | 42 0.11
Rain
Actual:
62 | 52 0.19
Average:
59 | 42 0.10
Rain
Actual:
60 | 51 0.20
Average:
60 | 42 0.10
Rain
Actual:
57 | 44 0.61
Average:
60 | 42 0.10
Rain
Actual:
53 | 42 0.15
Average:
60 | 42 0.09
Rain
Actual:
54 | 42 0.01
Average:
60 | 42 0.10
Fog
Actual:
56 | 39 0.00
Average:
60 | 42 0.09
Rain
Actual:
59 | 45 0.14
Average:
60 | 42 0.10
Partly Cloudy
Actual:
58 | 39 T
Average:
60 | 43 0.09
Rain
Actual:
54 | 39 0.09
Average:
61 | 43 0.09
Rain
Actual:
53 | 39 0.05
Average:
61 | 43 0.10
Rain
Actual:
52 | 41 0.07
Average:
61 | 43 0.09
Rain
Actual:
56 | 38 0.04
Average:
61 | 43 0.09
Rain
Actual:
59 | 37 0.01
Average:
61 | 43 0.09
Rain
Actual:
60 | 36 0.01
Average:
62 | 43 0.09
Rain
Actual:
59 | 46 0.06
Average:
62 | 43 0.09
Rain
Actual:
58 | 50 0.41
Average:
62 | 43 0.10
Rain
Actual:
59 | 48 0.01
Average:
62 | 44 0.09
Rain
Actual:
55 | 43 0.03
Average:
62 | 44 0.09
Scattered Clouds
Actual:
65 | 37 0.00
Average:
63 | 44 0.09
Scattered Clouds
Actual:
68 | 38 0.00
Average:
63 | 44 0.08
Scattered Clouds
Actual:
75 | 39 0.00
Average:
63 | 44 0.09
Partly Cloudy
Actual:
77 | 44 0.00
Average:
63 | 44 0.08
Partly Cloudy
Actual:
78 | 46 0.00
Average:
63 | 44 0.08
Rain
Actual:
73 | 45 T
Average:
64 | 45 0.08
Rain
Actual:
67 | 52 0.00
Average:
64 | 45 0.08
Rain
Actual:
59 | 49 0.07
Average:
64 | 45 0.07
Rain
Actual:
58 | 42 T
Average:
64 | 45 0.08
 

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
Apr high avg low high avg low high avg low high avg low high avg low high avg high sum  
1 65 58 51 51 48 46 83 72 60 30.18 30.10 30.01 10 10 9 12 5 14 0.00  
2 66 59 51 48 47 45 83 68 52 30.22 30.19 30.14 10 10 10 9 3 10 T  
3 65 55 44 51 47 43 93 75 56 30.19 30.10 29.91 10 8 1 7 1 8 0.00  
4 62 57 52 55 51 47 93 83 72 29.91 29.79 29.71 10 10 6 20 6 25 0.19 Rain
5 60 56 51 50 49 45 89 72 55 29.95 29.91 29.83 10 10 4 23 12 30 0.20 Rain
6 57 51 44 50 45 39 93 74 55 30.01 29.91 29.73 10 9 4 22 10 31 0.61 Rain
7 53 48 42 49 42 37 100 82 63 29.97 29.76 29.56 10 9 4 30 13 41 0.15 Rain
8 54 48 42 44 40 37 89 74 59 30.31 30.16 30.00 10 10 10 9 4 12 0.01 Rain
9 56 48 39 45 42 38 100 80 59 30.38 30.34 30.26 10 8 0 8 3 9 0.00 Fog
10 59 52 45 53 45 37 86 72 57 30.36 30.22 30.12 10 10 3 23 12 29 0.14 Rain
11 58 49 39 41 39 35 89 70 51 30.37 30.30 30.21 10 10 10 13 4 17 T  
12 54 47 39 45 39 34 85 70 54 30.19 29.99 29.86 10 10 4 18 6 25 0.09 Rain
13 53 46 39 37 35 30 85 68 50 30.10 30.05 29.95 10 10 5 24 12 29 0.05 Rain
14 52 47 41 40 38 34 89 70 50 30.09 30.02 29.95 10 10 6 20 7 22 0.07 Rain
15 56 47 38 43 37 30 92 65 38 30.19 30.04 29.97 10 10 10 14 4 18 0.04 Rain
16 59 48 37 41 39 33 100 70 40 30.41 30.31 30.20 10 9 2 21 5 24 0.01 Rain
17 60 48 36 45 38 34 92 66 40 30.51 30.47 30.43 10 10 10 12 5 14 0.01 Rain
18 59 53 46 48 41 37 89 70 51 30.50 30.44 30.32 10 10 6 9 3 12 0.06 Rain
19 58 54 50 51 48 45 93 80 66 30.32 30.23 30.16 10 9 5 20 8 24 0.41 Rain
20 59 54 48 47 43 39 93 72 51 30.35 30.32 30.27 10 10 8 13 4 18 0.01 Rain
21 55 49 43 49 44 40 93 80 66 30.33 30.29 30.27 10 9 4 9 2 13 0.03 Rain
22 65 51 37 41 36 27 100 62 24 30.45 30.40 30.35 10 10 10 17 5 23 0.00  
23 68 53 38 38 34 19 85 51 16 30.40 30.27 30.16 10 10 10 18 6 23 0.00  
24 75 57 39 39 35 31 79 51 23 30.28 30.16 30.02 10 10 10 17 5 23 0.00  
25 77 61 44 47 41 37 86 57 27 30.16 30.08 30.04 10 10 10 12 3 14 0.00  
26 78 62 46 50 43 35 93 58 23 30.27 30.22 30.17 10 10 7 10 4 53 0.00  
27 73 59 45 47 42 37 86 58 29 30.27 30.24 30.21 10 10 10 15 4 24 T Rain
28 67 60 52 48 44 34 89 60 31 30.26 30.20 30.08 10 10 10 16 6 21 0.00 Rain
29 59 54 49 50 38 27 86 58 30 30.25 30.16 30.06 10 10 8 22 13 29 0.07 Rain
30 58 50 42 38 34 31 76 57 38 30.46 30.35 30.25 10 10 10 20 8 24 T Rain