Climate at a Glance
City Rankings
Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of January 2021. For more information, please see Climatological Rankings.
Boston, Massachusetts
Average Temperature Rankings, December 2020
View Period (Months):All1234567891011121824364860
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| Period | Value | 1981-2010 Mean |
Anomaly | Rank (1895-2020) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
December 2020 1-Month |
37.1°F (2.8°C) | 34.5°F (1.4°C) |
2.6°F (1.4°C) | 69th Coolest | Coolest since: 2019 | 1989 |
| 17th Warmest | Warmest since: 2015 | 2015 | ||||
|
Nov–Dec 2020 2-Month |
43.2°F (6.2°C) | 39.5°F (4.2°C) |
3.7°F (2.0°C) | 80th Coolest | Coolest since: 2019 | 1989 |
| 6th Warmest | Warmest since: 2015 | 2015 | ||||
|
Oct–Dec 2020 3-Month |
47.6°F (8.7°C) | 44.3°F (6.8°C) |
3.3°F (1.9°C) | 80th Coolest | Coolest since: 2019 | 1976 |
| 6th Warmest | Warmest since: 2015 | 2011, 2015 | ||||
|
Sep–Dec 2020 4-Month |
52.3°F (11.3°C) | 49.4°F (9.7°C) |
2.9°F (1.6°C) | 82nd Coolest | Coolest since: 2019 | 1976 |
| 4th Warmest | Warmest since: 2015 | 2015 | ||||
| Ties: 2006 | ||||||
|
Aug–Dec 2020 5-Month |
56.8°F (13.8°C) | 53.9°F (12.2°C) |
2.9°F (1.6°C) | 83rd Coolest | Coolest since: 2019 | 1976 |
| 3rd Warmest | Warmest since: 2015 | 2015 | ||||
| Ties: 2001 | ||||||
|
Jul–Dec 2020 6-Month |
60.2°F (15.7°C) | 57.0°F (13.9°C) |
3.2°F (1.8°C) | 83rd Coolest | Coolest since: 2019 | 1976 |
| 3rd Warmest | Warmest since: 2015 | 2011 | ||||
|
Jun–Dec 2020 7-Month |
61.6°F (16.4°C) | 58.5°F (14.7°C) |
3.1°F (1.7°C) | 84th Coolest | Coolest since: 2019 | 1962, 1976 |
| 2nd Warmest | Warmest since: 2011 | 2011 | ||||
|
May–Dec 2020 8-Month |
61.2°F (16.2°C) | 58.5°F (14.7°C) |
2.7°F (1.5°C) | 83rd Coolest | Coolest since: 2019 | 1962 |
| 3rd Warmest | Warmest since: 2015 | 2011, 2015 | ||||
|
Apr–Dec 2020 9-Month |
59.4°F (15.2°C) | 57.3°F (14.1°C) |
2.1°F (1.1°C) | 82nd Coolest | Coolest since: 2019 | 1940 |
| 4th Warmest | Warmest since: 2015 | 2011 | ||||
|
Mar–Dec 2020 10-Month |
57.8°F (14.3°C) | 55.4°F (13.0°C) |
2.4°F (1.3°C) | 82nd Coolest | Coolest since: 2019 | 1940 |
| 4th Warmest | Warmest since: 2012 | 2010, 2011 | ||||
|
Feb–Dec 2020 11-Month |
55.8°F (13.2°C) | 53.2°F (11.8°C) |
2.6°F (1.4°C) | 83rd Coolest | Coolest since: 2019 | 1967 |
| 3rd Warmest | Warmest since: 2012 | 2010, 2012 | ||||
|
Jan–Dec 2020 12-Month |
54.2°F (12.3°C) | 51.2°F (10.7°C) |
3.0°F (1.6°C) | 85th Coolest | Coolest since: 2019 | 1940 |
| 1st Warmest | Warmest since: 2012 | 2012, 2020 | ||||
| Ties: 2012 | ||||||
|
Jul 2019–Dec 2020 18-Month |
55.4°F (13.0°C) | 53.1°F (11.7°C) |
2.3°F (1.3°C) | 82nd Coolest | Coolest since: 2019 | 1940 |
| 3rd Warmest | Warmest since: 2016 | 2012 | ||||
|
Jan 2019–Dec 2020 24-Month |
52.9°F (11.6°C) | 51.0°F (10.6°C) |
1.9°F (1.0°C) | 80th Coolest | Coolest since: 2019 | 1940 |
| 5th Warmest | Warmest since: 2017 | 2012 | ||||
| Ties: 1999 | ||||||
|
Jan 2018–Dec 2020 36-Month |
52.7°F (11.5°C) | 51.0°F (10.6°C) |
1.7°F (0.9°C) | 80th Coolest | Coolest since: 2019 | 1940 |
| 4th Warmest | Warmest since: 2018 | 2012 | ||||
|
Jan 2017–Dec 2020 48-Month |
52.7°F (11.5°C) | 51.0°F (10.6°C) |
1.7°F (0.9°C) | 80th Coolest | Coolest since: 2019 | 1942, 1943 |
| 3rd Warmest | Warmest since: 2014 | 2013 | ||||
| Ties: 2014 | ||||||
|
Jan 2016–Dec 2020 60-Month |
52.8°F (11.6°C) | 50.9°F (10.5°C) |
1.9°F (1.1°C) | 80th Coolest | Coolest since: 2019 | 1940, 1943 |
| 2nd Warmest | Warmest since: 2014 | 2014 | ||||
| Ties: 2012, 2013 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published February 2021, retrieved on March 1, 2021 from https://www.ncdc.noaa.gov/cag/