Portland, OregonDecember 2009
North America Region, US
Complete daily temperature records for December 2009 with 31 days of comprehensive weather data.
Avg: 35.8°F
31 Days
31 Records
Monthly Average
35.8°F
December 2009
Highest Day
46.1°F
Lowest Day
21.7°F
Daily Range
24.4°F
Daily Temperature Progression
46°F
1
43°F
2
42°F
3
35°F
4
34°F
5
37°F
6
29°F
7
25°F
8
22°F
9
22°F
10
23°F
11
32°F
12
32°F
13
40°F
14
38°F
15
40°F
16
44°F
17
42°F
18
44°F
19
45°F
20
46°F
21
39°F
22
33°F
23
32°F
24
32°F
25
38°F
26
37°F
27
36°F
28
33°F
29
34°F
30
37°F
31
Weekday
Weekend
Daily Temperature Records
| Date | Day | Temperature | Deviation |
|---|---|---|---|
| 2009-12-01 | Tue | 46.0°F | +10.2°F |
| 2009-12-02 | Wed | 42.8°F | +7.0°F |
| 2009-12-03 | Thu | 42.4°F | +6.6°F |
| 2009-12-04 | Fri | 35.2°F | -0.6°F |
| 2009-12-05 | Sat | 33.8°F | -2.0°F |
| 2009-12-06 | Sun | 36.6°F | +0.8°F |
| 2009-12-07 | Mon | 28.6°F | -7.2°F |
| 2009-12-08 | Tue | 25.2°F | -10.6°F |
| 2009-12-09 | Wed | 22.0°F | -13.8°F |
| 2009-12-10 | Thu | 21.7°F | -14.1°F |
| 2009-12-11 | Fri | 23.1°F | -12.7°F |
| 2009-12-12 | Sat | 32.1°F | -3.7°F |
| 2009-12-13 | Sun | 31.5°F | -4.3°F |
| 2009-12-14 | Mon | 40.3°F | +4.5°F |
| 2009-12-15 | Tue | 37.6°F | +1.8°F |
| 2009-12-16 | Wed | 40.1°F | +4.3°F |
| 2009-12-17 | Thu | 44.2°F | +8.4°F |
| 2009-12-18 | Fri | 42.3°F | +6.5°F |
| 2009-12-19 | Sat | 44.4°F | +8.6°F |
| 2009-12-20 | Sun | 45.2°F | +9.4°F |
| 2009-12-21 | Mon | 46.1°F | +10.3°F |
| 2009-12-22 | Tue | 39.0°F | +3.2°F |
| 2009-12-23 | Wed | 32.7°F | -3.1°F |
| 2009-12-24 | Thu | 32.0°F | -3.8°F |
| 2009-12-25 | Fri | 31.7°F | -4.1°F |
| 2009-12-26 | Sat | 38.0°F | +2.2°F |
| 2009-12-27 | Sun | 36.5°F | +0.7°F |
| 2009-12-28 | Mon | 36.1°F | +0.3°F |
| 2009-12-29 | Tue | 33.3°F | -2.5°F |
| 2009-12-30 | Wed | 33.8°F | -2.0°F |
| 2009-12-31 | Thu | 36.7°F | +0.9°F |