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 1991
View Period (Months):All1234567891011121824364860
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| Period | Value | 1981-2010 Mean |
Anomaly | Rank (1895-2020) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
December 1991 1-Month |
34.9°F (1.6°C) | 34.4°F (1.3°C) |
0.5°F (0.3°C) | 53rd Coolest | Coolest since: 1989 | 1989 |
| 33rd Warmest | Warmest since: 1990 | 2015 | ||||
|
Nov–Dec 1991 2-Month |
39.6°F (4.2°C) | 39.5°F (4.2°C) |
0.1°F (0.0°C) | 57th Coolest | Coolest since: 1989 | 1989 |
| 29th Warmest | Warmest since: 1990 | 2015 | ||||
| Ties: 1966 | ||||||
|
Oct–Dec 1991 3-Month |
44.8°F (7.1°C) | 44.2°F (6.8°C) |
0.6°F (0.3°C) | 59th Coolest | Coolest since: 1989 | 1976 |
| 27th Warmest | Warmest since: 1990 | 2011, 2015 | ||||
| Ties: 1984 | ||||||
|
Sep–Dec 1991 4-Month |
49.3°F (9.6°C) | 49.3°F (9.6°C) |
0.0°F (0.0°C) | 50th Coolest | Coolest since: 1989 | 1976 |
| 36th Warmest | Warmest since: 1990 | 2015 | ||||
| Ties: 1979, 2009 | ||||||
|
Aug–Dec 1991 5-Month |
54.0°F (12.2°C) | 53.9°F (12.2°C) |
0.1°F (0.0°C) | 53rd Coolest | Coolest since: 1989 | 1976 |
| 33rd Warmest | Warmest since: 1990 | 2015 | ||||
|
Jul–Dec 1991 6-Month |
57.3°F (14.1°C) | 57.1°F (13.9°C) |
0.2°F (0.2°C) | 56th Coolest | Coolest since: 1989 | 1976 |
| 30th Warmest | Warmest since: 1990 | 2011 | ||||
| Ties: 1952 | ||||||
|
Jun–Dec 1991 7-Month |
58.9°F (14.9°C) | 58.5°F (14.7°C) |
0.4°F (0.2°C) | 56th Coolest | Coolest since: 1989 | 1962, 1976 |
| 30th Warmest | Warmest since: 1990 | 2011 | ||||
| Ties: 1984 | ||||||
|
May–Dec 1991 8-Month |
59.4°F (15.2°C) | 58.5°F (14.7°C) |
0.9°F (0.5°C) | 69th Coolest | Coolest since: 1990 | 1962 |
| 17th Warmest | Warmest since: 1957 | 2011, 2015 | ||||
| Ties: 2013, 2014 | ||||||
|
Apr–Dec 1991 9-Month |
58.4°F (14.7°C) | 57.3°F (14.1°C) |
1.1°F (0.6°C) | 73rd Coolest | Coolest since: 1990 | 1940 |
| 13th Warmest | Warmest since: 1957 | 2011 | ||||
| Ties: 1957, 1998 | ||||||
|
Mar–Dec 1991 10-Month |
56.6°F (13.7°C) | 55.4°F (13.0°C) |
1.2°F (0.7°C) | 73rd Coolest | Coolest since: 1990 | 1940 |
| 13th Warmest | Warmest since: 1949 | 2010, 2011 | ||||
|
Feb–Dec 1991 11-Month |
54.6°F (12.6°C) | 53.2°F (11.8°C) |
1.4°F (0.8°C) | 78th Coolest | Coolest since: 1990 | 1967 |
| 8th Warmest | Warmest to Date | 2010, 2012 | ||||
| Ties: 2001, 2006 | ||||||
|
Jan–Dec 1991 12-Month |
52.4°F (11.3°C) | 51.1°F (10.6°C) |
1.3°F (0.7°C) | 72nd Coolest | Coolest since: 1990 | 1940 |
| 14th Warmest | Warmest since: 1953 | 2012, 2020 | ||||
| Ties: 2018 | ||||||
|
Jul 1990–Dec 1991 18-Month |
54.6°F (12.6°C) | 53.1°F (11.7°C) |
1.5°F (0.9°C) | 75th Coolest | Coolest since: 1990 | 1940 |
| 10th Warmest | Warmest to Date | 2012 | ||||
|
Jan 1990–Dec 1991 24-Month |
52.3°F (11.3°C) | 51.0°F (10.6°C) |
1.3°F (0.7°C) | 74th Coolest | Coolest since: 1990 | 1940 |
| 11th Warmest | Warmest to Date | 2012 | ||||
| Ties: 2010 | ||||||
|
Jan 1989–Dec 1991 36-Month |
51.3°F (10.7°C) | 51.0°F (10.6°C) |
0.3°F (0.1°C) | 59th Coolest | Coolest since: 1990 | 1940 |
| 25th Warmest | Warmest since: 1954 | 2012 | ||||
| Ties: 1992, 2004 | ||||||
|
Jan 1988–Dec 1991 48-Month |
51.1°F (10.6°C) | 51.0°F (10.6°C) |
0.1°F (0.0°C) | 55th Coolest | Coolest since: 1990 | 1942, 1943 |
| 28th Warmest | Warmest since: 1955 | 2013 | ||||
| Ties: 1951, 1993 | ||||||
|
Jan 1987–Dec 1991 60-Month |
50.8°F (10.4°C) | 51.0°F (10.6°C) |
-0.2°F (-0.2°C) | 50th Coolest | Coolest since: 1990 | 1940, 1943 |
| 32nd Warmest | Warmest since: 1957 | 2014 | ||||
| Ties: 1949, 1950, 1993, 1995, 1997 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published February 2021, retrieved on February 26, 2021 from https://www.ncdc.noaa.gov/cag/