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 August 2022. For more information, please see Climatological Rankings.
Boston, Massachusetts
Average Temperature Rankings, December 2021
View Period (Months):All1234567891011121824364860
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| Period | Value | 1981-2010 Mean |
Anomaly | Rank (1895-2021) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
December 2021 1-Month |
39.3°F (4.1°C) | 34.8°F (1.6°C) |
4.5°F (2.5°C) | 79th Coolest | Coolest since: 2020 | 1989 |
| 8th Warmest | Warmest since: 2015 | 2015 | ||||
| Ties: 1998 | ||||||
|
Nov–Dec 2021 2-Month |
42.0°F (5.6°C) | 39.7°F (4.3°C) |
2.3°F (1.3°C) | 73rd Coolest | Coolest since: 2019 | 1989 |
| 14th Warmest | Warmest since: 2020 | 2015 | ||||
|
Oct–Dec 2021 3-Month |
48.0°F (8.9°C) | 44.5°F (6.9°C) |
3.5°F (2.0°C) | 81st Coolest | Coolest since: 2020 | 1976 |
| 6th Warmest | Warmest since: 2015 | 2011, 2015 | ||||
|
Sep–Dec 2021 4-Month |
53.4°F (11.9°C) | 49.6°F (9.8°C) |
3.8°F (2.1°C) | 84th Coolest | Coolest since: 2020 | 1976 |
| 3rd Warmest | Warmest since: 2015 | 2015 | ||||
|
Aug–Dec 2021 5-Month |
58.1°F (14.5°C) | 54.1°F (12.3°C) |
4.0°F (2.2°C) | 85th Coolest | Coolest since: 2020 | 1976 |
| 2nd Warmest | Warmest since: 2015 | 2015 | ||||
|
Jul–Dec 2021 6-Month |
60.5°F (15.8°C) | 57.4°F (14.1°C) |
3.1°F (1.7°C) | 84th Coolest | Coolest since: 2020 | 1976 |
| 3rd Warmest | Warmest since: 2015 | 2011 | ||||
|
Jun–Dec 2021 7-Month |
62.5°F (16.9°C) | 58.8°F (14.9°C) |
3.7°F (2.0°C) | 86th Coolest | Coolest since: 2020 | 1962, 1976 |
| 1st Warmest | Warmest to Date | 2021 | ||||
|
May–Dec 2021 8-Month |
62.3°F (16.8°C) | 58.7°F (14.8°C) |
3.6°F (2.0°C) | 86th Coolest | Coolest since: 2020 | 1962 |
| 1st Warmest | Warmest to Date | 2021 | ||||
|
Apr–Dec 2021 9-Month |
61.0°F (16.1°C) | 57.5°F (14.2°C) |
3.5°F (1.9°C) | 86th Coolest | Coolest since: 2020 | 1940, 1967 |
| 1st Warmest | Warmest to Date | 2021 | ||||
|
Mar–Dec 2021 10-Month |
59.1°F (15.1°C) | 55.6°F (13.1°C) |
3.5°F (2.0°C) | 86th Coolest | Coolest since: 2020 | 1940, 1967 |
| 1st Warmest | Warmest to Date | 2021 | ||||
|
Feb–Dec 2021 11-Month |
56.6°F (13.7°C) | 53.4°F (11.9°C) |
3.2°F (1.8°C) | 86th Coolest | Coolest since: 2020 | 1967 |
| 1st Warmest | Warmest to Date | 2021 | ||||
|
Jan–Dec 2021 12-Month |
54.6°F (12.6°C) | 51.4°F (10.8°C) |
3.2°F (1.8°C) | 86th Coolest | Coolest since: 2020 | 1940 |
| 1st Warmest | Warmest to Date | 2021 | ||||
|
Jul 2020–Dec 2021 18-Month |
56.4°F (13.6°C) | 53.3°F (11.8°C) |
3.1°F (1.8°C) | 84th Coolest | Coolest since: 2020 | 1940 |
| 2nd Warmest | Warmest since: 2012 | 2012 | ||||
|
Jan 2020–Dec 2021 24-Month |
54.4°F (12.4°C) | 51.3°F (10.7°C) |
3.1°F (1.7°C) | 85th Coolest | Coolest since: 2020 | 1940 |
| 1st Warmest | Warmest to Date | 2021 | ||||
|
Jan 2019–Dec 2021 36-Month |
53.5°F (11.9°C) | 51.3°F (10.7°C) |
2.2°F (1.2°C) | 83rd Coolest | Coolest since: 2020 | 1940, 1941 |
| 2nd Warmest | Warmest since: 2012 | 2012 | ||||
|
Jan 2018–Dec 2021 48-Month |
53.2°F (11.8°C) | 51.2°F (10.7°C) |
2.0°F (1.1°C) | 82nd Coolest | Coolest since: 2020 | 1940, 1942, 1943 |
| 2nd Warmest | Warmest since: 2013 | 2013 | ||||
|
Jan 2017–Dec 2021 60-Month |
53.1°F (11.7°C) | 51.2°F (10.7°C) |
1.9°F (1.0°C) | 82nd Coolest | Coolest since: 2020 | 1943 |
| 1st Warmest | Warmest to Date | 2021 | ||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, Average Temperature, published September 2022, retrieved on October 2, 2022 from https://www.ncdc.noaa.gov/cag/