Portland, Maine2003 Climate Data
North America Region, US
Detailed temperature analysis for 2003 with 359 daily measurements across 12 months.
Avg: 46.2°F
12 Months
359 Records
Year Average
46.2°F
2003
Highest
80.0°F
Lowest
3.6°F
Range
76.4°F
Monthly Temperature Progression - 2003
32°F
18°F
Jan
24°F
Feb
32°F
Mar
41°F
Apr
52°F
May
63°F
Jun
69°F
Jul
69°F
Aug
62°F
Sep
49°F
Oct
41°F
Nov
30°F
Dec
Below Freezing
|32°F (0°C)|Above Freezing
Monthly Details - 2003
January 2003
Average:17.7°F
Range:3.6°F - 33.0°F
Days:29 days
Records:29
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February 2003
Average:24.0°F
Range:6.3°F - 39.6°F
Days:25 days
Records:25
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March 2003
Average:32.1°F
Range:11.7°F - 46.3°F
Days:30 days
Records:30
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April 2003
Average:40.8°F
Range:25.8°F - 64.6°F
Days:30 days
Records:30
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May 2003
Average:51.9°F
Range:45.3°F - 61.2°F
Days:31 days
Records:31
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June 2003
Average:62.8°F
Range:52.8°F - 77.8°F
Days:30 days
Records:30
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July 2003
Average:69.3°F
Range:59.5°F - 80.0°F
Days:31 days
Records:31
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August 2003
Average:69.3°F
Range:59.4°F - 76.8°F
Days:31 days
Records:31
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September 2003
Average:61.6°F
Range:52.8°F - 68.0°F
Days:30 days
Records:30
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October 2003
Average:48.5°F
Range:36.4°F - 60.2°F
Days:31 days
Records:31
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November 2003
Average:40.6°F
Range:27.0°F - 59.4°F
Days:30 days
Records:30
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December 2003
Average:30.2°F
Range:14.4°F - 46.6°F
Days:31 days
Records:31
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2003 Climate Summary
The year 2003 in Portland, Maine, US was characterized by an average temperature of 46.2°F, with temperatures ranging from a low of 3.6°F to a high of 80.0°F.
Temperature Analysis
- Annual Average: 46.2°F
- Temperature Extremes: 76.4°F range
- Data Coverage: 12 months with available observations
- Total Measurements: 359 daily records
Seasonal Patterns
January17.7°F
February24.0°F
March32.1°F
April40.8°F
... and 8 more months