Portland, Maine2011 Climate Data
North America Region, US
Detailed temperature analysis for 2011 with 362 daily measurements across 12 months.
Avg: 48.4°F
12 Months
362 Records
Year Average
48.4°F
2011
Highest
89.1°F
Lowest
9.3°F
Range
79.8°F
Monthly Temperature Progression - 2011
32°F
24°F
Jan
24°F
Feb
34°F
Mar
45°F
Apr
54°F
May
62°F
Jun
73°F
Jul
68°F
Aug
63°F
Sep
52°F
Oct
45°F
Nov
34°F
Dec
Below Freezing
|32°F (0°C)|Above Freezing
Monthly Details - 2011
January 2011
Average:23.9°F
Range:9.3°F - 40.6°F
Days:28 days
Records:28
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February 2011
Average:24.4°F
Range:11.4°F - 39.0°F
Days:28 days
Records:28
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March 2011
Average:33.9°F
Range:15.6°F - 50.9°F
Days:31 days
Records:31
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April 2011
Average:44.7°F
Range:34.0°F - 58.5°F
Days:30 days
Records:30
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May 2011
Average:54.0°F
Range:46.8°F - 71.7°F
Days:31 days
Records:31
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June 2011
Average:62.2°F
Range:52.0°F - 71.2°F
Days:30 days
Records:30
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July 2011
Average:72.7°F
Range:66.0°F - 89.1°F
Days:31 days
Records:31
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August 2011
Average:68.2°F
Range:63.4°F - 72.6°F
Days:31 days
Records:31
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September 2011
Average:62.6°F
Range:50.7°F - 71.8°F
Days:30 days
Records:30
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October 2011
Average:51.9°F
Range:35.2°F - 67.4°F
Days:31 days
Records:31
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November 2011
Average:44.6°F
Range:30.9°F - 56.4°F
Days:30 days
Records:30
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December 2011
Average:34.3°F
Range:16.8°F - 50.7°F
Days:31 days
Records:31
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2011 Climate Summary
The year 2011 in Portland, Maine, US was characterized by an average temperature of 48.4°F, with temperatures ranging from a low of 9.3°F to a high of 89.1°F.
Temperature Analysis
- Annual Average: 48.4°F
- Temperature Extremes: 79.8°F range
- Data Coverage: 12 months with available observations
- Total Measurements: 362 daily records
Seasonal Patterns
January23.9°F
February24.4°F
March33.9°F
April44.7°F
... and 8 more months