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 June 2020. For more information, please see Climatological Rankings.
Cheyenne, Wyoming
Average Temperature Rankings, December 1999
View Period (Months):All1234567891011121824364860
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| Period | Value | 1981-2010 Mean |
Anomaly | Rank (1895-2019) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
December 1999 1-Month |
32.4°F (0.2°C) | 27.8°F (-2.3°C) |
4.6°F (2.5°C) | 114th Coolest | Coolest since: 1998 | 1983 |
| 12th Warmest | Warmest since: 1994 | 1980 | ||||
|
Nov–Dec 1999 2-Month |
38.3°F (3.5°C) | 31.6°F (-0.2°C) |
6.7°F (3.7°C) | 124th Coolest | Coolest since: 1998 | 1983 |
| 1st Warmest | Warmest to Date | 1999 | ||||
|
Oct–Dec 1999 3-Month |
41.5°F (5.3°C) | 36.5°F (2.5°C) |
5.0°F (2.8°C) | 123rd Coolest | Coolest since: 1998 | 1898 |
| 2nd Warmest | Warmest since: 1933 | 1933 | ||||
|
Sep–Dec 1999 4-Month |
44.7°F (7.1°C) | 41.9°F (5.5°C) |
2.8°F (1.6°C) | 119th Coolest | Coolest since: 1998 | 1898 |
| 6th Warmest | Warmest since: 1981 | 1933 | ||||
| Ties: 1981 | ||||||
|
Aug–Dec 1999 5-Month |
49.4°F (9.7°C) | 47.1°F (8.4°C) |
2.3°F (1.3°C) | 121st Coolest | Coolest since: 1998 | 1916 |
| 4th Warmest | Warmest since: 1963 | 1933 | ||||
| Ties: 1963, 2015 | ||||||
|
Jul–Dec 1999 6-Month |
52.9°F (11.6°C) | 50.8°F (10.4°C) |
2.1°F (1.2°C) | 119th Coolest | Coolest since: 1998 | 1898 |
| 6th Warmest | Warmest since: 1963 | 2001 | ||||
| Ties: 2005 | ||||||
|
Jun–Dec 1999 7-Month |
54.0°F (12.2°C) | 52.4°F (11.3°C) |
1.6°F (0.9°C) | 114th Coolest | Coolest since: 1998 | 1912 |
| 11th Warmest | Warmest since: 1994 | 2016 | ||||
| Ties: 1954, 2003, 2007, 2010 | ||||||
|
May–Dec 1999 8-Month |
53.6°F (12.0°C) | 52.4°F (11.3°C) |
1.2°F (0.7°C) | 110th Coolest | Coolest since: 1998 | 1898 |
| 15th Warmest | Warmest since: 1994 | 2012 | ||||
|
Apr–Dec 1999 9-Month |
51.9°F (11.1°C) | 51.3°F (10.7°C) |
0.6°F (0.4°C) | 99th Coolest | Coolest since: 1997 | 1912 |
| 26th Warmest | Warmest since: 1998 | 2012 | ||||
|
Mar–Dec 1999 10-Month |
50.5°F (10.3°C) | 49.8°F (9.9°C) |
0.7°F (0.4°C) | 108th Coolest | Coolest since: 1998 | 1912 |
| 17th Warmest | Warmest since: 1994 | 2012 | ||||
| Ties: 1980, 2010 | ||||||
|
Feb–Dec 1999 11-Month |
49.1°F (9.5°C) | 48.0°F (8.9°C) |
1.1°F (0.6°C) | 111th Coolest | Coolest since: 1998 | 1912 |
| 14th Warmest | Warmest since: 1994 | 2012 | ||||
|
Jan–Dec 1999 12-Month |
47.6°F (8.7°C) | 46.4°F (8.0°C) |
1.2°F (0.7°C) | 113th Coolest | Coolest since: 1998 | 1912 |
| 12th Warmest | Warmest since: 1994 | 2012 | ||||
| Ties: 1954, 2004 | ||||||
|
Jul 1998–Dec 1999 18-Month |
49.4°F (9.7°C) | 47.9°F (8.8°C) |
1.5°F (0.9°C) | 115th Coolest | Coolest since: 1998 | 1912 |
| 8th Warmest | Warmest since: 1981 | 2012 | ||||
|
Jan 1998–Dec 1999 24-Month |
47.3°F (8.5°C) | 46.3°F (7.9°C) |
1.0°F (0.6°C) | 111th Coolest | Coolest since: 1998 | 1913 |
| 12th Warmest | Warmest to Date | 2017 | ||||
| Ties: 2003 | ||||||
|
Jan 1997–Dec 1999 36-Month |
46.6°F (8.1°C) | 46.4°F (8.0°C) |
0.2°F (0.1°C) | 102nd Coolest | Coolest since: 1998 | 1899, 1913 |
| 19th Warmest | Warmest since: 1996 | 2017 | ||||
| Ties: 1996 | ||||||
|
Jan 1996–Dec 1999 48-Month |
46.4°F (8.0°C) | 46.4°F (8.0°C) |
0.0°F (0.0°C) | 99th Coolest | Coolest since: 1998 | 1915 |
| 20th Warmest | Warmest since: 1994 | 2018 | ||||
| Ties: 1994 | ||||||
|
Jan 1995–Dec 1999 60-Month |
46.3°F (7.9°C) | 46.3°F (7.9°C) |
0.0°F (0.0°C) | 96th Coolest | Coolest since: 1997 | 1916 |
| 21st Warmest | Warmest since: 1998 | 2007 | ||||
| Ties: 1990, 1995 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published July 2020, retrieved on July 12, 2020 from https://www.ncdc.noaa.gov/cag/