Portland, Maine2004 Climate Data
North America Region, US
Detailed temperature analysis for 2004 with 363 daily measurements across 12 months.
Avg: 46.2°F
12 Months
363 Records
Year Average
46.2°F
2004
Highest
77.9°F
Lowest
-2.1°F
Range
80.0°F
Monthly Temperature Progression - 2004
32°F
17°F
Jan
27°F
Feb
35°F
Mar
44°F
Apr
54°F
May
61°F
Jun
67°F
Jul
68°F
Aug
61°F
Sep
50°F
Oct
40°F
Nov
29°F
Dec
Below Freezing
|32°F (0°C)|Above Freezing
Monthly Details - 2004
January 2004
Average:17.3°F
Range:-2.1°F - 37.6°F
Days:28 days
Records:28
View Daily Data
February 2004
Average:26.6°F
Range:11.7°F - 36.6°F
Days:29 days
Records:29
View Daily Data
March 2004
Average:34.9°F
Range:23.7°F - 47.9°F
Days:31 days
Records:31
View Daily Data
April 2004
Average:44.1°F
Range:34.1°F - 62.2°F
Days:30 days
Records:30
View Daily Data
May 2004
Average:54.0°F
Range:45.0°F - 64.6°F
Days:31 days
Records:31
View Daily Data
June 2004
Average:60.7°F
Range:48.6°F - 77.4°F
Days:30 days
Records:30
View Daily Data
July 2004
Average:66.6°F
Range:61.4°F - 73.6°F
Days:31 days
Records:31
View Daily Data
August 2004
Average:68.0°F
Range:59.2°F - 77.9°F
Days:31 days
Records:31
View Daily Data
September 2004
Average:61.1°F
Range:52.0°F - 69.3°F
Days:30 days
Records:30
View Daily Data
October 2004
Average:49.7°F
Range:39.1°F - 59.7°F
Days:31 days
Records:31
View Daily Data
November 2004
Average:39.8°F
Range:28.5°F - 52.7°F
Days:30 days
Records:30
View Daily Data
December 2004
Average:28.5°F
Range:8.3°F - 43.0°F
Days:31 days
Records:31
View Daily Data
2004 Climate Summary
The year 2004 in Portland, Maine, US was characterized by an average temperature of 46.2°F, with temperatures ranging from a low of -2.1°F to a high of 77.9°F.
Temperature Analysis
- Annual Average: 46.2°F
- Temperature Extremes: 80.0°F range
- Data Coverage: 12 months with available observations
- Total Measurements: 363 daily records
Seasonal Patterns
January17.3°F
February26.6°F
March34.9°F
April44.1°F
... and 8 more months