Portland, Oregon2009 Climate Data
North America Region, US
Detailed temperature analysis for 2009 with 364 daily measurements across 12 months.
Avg: 53.9°F
12 Months
364 Records
Year Average
53.9°F
2009
Highest
89.1°F
Lowest
21.7°F
Range
67.4°F
Monthly Temperature Progression - 2009
32°F
40°F
Jan
41°F
Feb
45°F
Mar
52°F
Apr
60°F
May
65°F
Jun
72°F
Jul
69°F
Aug
65°F
Sep
54°F
Oct
47°F
Nov
36°F
Dec
Below Freezing
|32°F (0°C)|Above Freezing
Monthly Details - 2009
January 2009
Average:39.8°F
Range:32.1°F - 53.8°F
Days:31 days
Records:31
View Daily Data
February 2009
Average:41.0°F
Range:34.1°F - 49.5°F
Days:28 days
Records:28
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March 2009
Average:45.1°F
Range:37.5°F - 53.7°F
Days:31 days
Records:31
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April 2009
Average:51.7°F
Range:43.2°F - 64.9°F
Days:29 days
Records:29
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May 2009
Average:59.5°F
Range:49.4°F - 73.4°F
Days:31 days
Records:31
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June 2009
Average:64.8°F
Range:59.5°F - 72.9°F
Days:30 days
Records:30
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July 2009
Average:72.4°F
Range:61.7°F - 89.1°F
Days:31 days
Records:31
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August 2009
Average:68.9°F
Range:62.2°F - 79.1°F
Days:31 days
Records:31
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September 2009
Average:65.3°F
Range:53.3°F - 73.9°F
Days:30 days
Records:30
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October 2009
Average:54.2°F
Range:46.5°F - 61.8°F
Days:31 days
Records:31
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November 2009
Average:47.3°F
Range:41.2°F - 53.9°F
Days:30 days
Records:30
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December 2009
Average:35.8°F
Range:21.7°F - 46.1°F
Days:31 days
Records:31
View Daily Data
2009 Climate Summary
The year 2009 in Portland, Oregon, US was characterized by an average temperature of 53.9°F, with temperatures ranging from a low of 21.7°F to a high of 89.1°F.
Temperature Analysis
- Annual Average: 53.9°F
- Temperature Extremes: 67.4°F range
- Data Coverage: 12 months with available observations
- Total Measurements: 364 daily records
Seasonal Patterns
January39.8°F
February41.0°F
March45.1°F
April51.7°F
... and 8 more months