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 May 2022. 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 (1895-2021) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
December 1999 1-Month |
32.6°F (0.3°C) | 27.8°F (-2.3°C) |
4.8°F (2.6°C) | 114th Coolest | Coolest since: 1998 | 1983 |
| 14th Warmest | Warmest since: 1994 | 1980 | ||||
| Ties: 1956 | ||||||
|
Nov–Dec 1999 2-Month |
38.6°F (3.7°C) | 31.7°F (-0.2°C) |
6.9°F (3.9°C) | 126th Coolest | Coolest since: 1998 | 1983 |
| 1st Warmest | Warmest to Date | 1999, 2021 | ||||
| Ties: 2021 | ||||||
|
Oct–Dec 1999 3-Month |
41.8°F (5.4°C) | 36.6°F (2.6°C) |
5.2°F (2.8°C) | 124th Coolest | Coolest since: 1998 | 1898 |
| 3rd Warmest | Warmest since: 1933 | 1933, 2021 | ||||
|
Sep–Dec 1999 4-Month |
45.0°F (7.2°C) | 42.1°F (5.6°C) |
2.9°F (1.6°C) | 119th Coolest | Coolest since: 1998 | 1898 |
| 8th Warmest | Warmest since: 1981 | 2021 | ||||
| Ties: 1981 | ||||||
|
Aug–Dec 1999 5-Month |
49.7°F (9.8°C) | 47.2°F (8.4°C) |
2.5°F (1.4°C) | 122nd Coolest | Coolest since: 1998 | 1916 |
| 5th Warmest | Warmest since: 1963 | 2021 | ||||
| Ties: 2016 | ||||||
|
Jul–Dec 1999 6-Month |
53.1°F (11.7°C) | 50.9°F (10.5°C) |
2.2°F (1.2°C) | 121st Coolest | Coolest since: 1998 | 1898 |
| 6th Warmest | Warmest since: 1998 | 2021 | ||||
| Ties: 1933, 1998, 2003, 2020 | ||||||
|
Jun–Dec 1999 7-Month |
54.3°F (12.4°C) | 52.6°F (11.4°C) |
1.7°F (1.0°C) | 116th Coolest | Coolest since: 1998 | 1912, 1916 |
| 11th Warmest | Warmest since: 1994 | 2021 | ||||
| Ties: 2015, 2017 | ||||||
|
May–Dec 1999 8-Month |
53.9°F (12.2°C) | 52.6°F (11.4°C) |
1.3°F (0.8°C) | 114th Coolest | Coolest since: 1998 | 1898 |
| 13th Warmest | Warmest since: 1994 | 2021 | ||||
| Ties: 1933, 1988, 2003, 2007, 2017 | ||||||
|
Apr–Dec 1999 9-Month |
52.2°F (11.2°C) | 51.5°F (10.8°C) |
0.7°F (0.4°C) | 100th Coolest | Coolest since: 1997 | 1916 |
| 27th Warmest | Warmest since: 1998 | 2021 | ||||
| Ties: 1936, 1956 | ||||||
|
Mar–Dec 1999 10-Month |
50.8°F (10.4°C) | 49.9°F (9.9°C) |
0.9°F (0.5°C) | 107th Coolest | Coolest since: 1998 | 1912 |
| 20th Warmest | Warmest since: 1994 | 2012 | ||||
| Ties: 1954, 1960, 1980, 1988 | ||||||
|
Feb–Dec 1999 11-Month |
49.4°F (9.7°C) | 48.1°F (8.9°C) |
1.3°F (0.8°C) | 113th Coolest | Coolest since: 1998 | 1912 |
| 14th Warmest | Warmest since: 1994 | 2012 | ||||
|
Jan–Dec 1999 12-Month |
47.9°F (8.8°C) | 46.5°F (8.1°C) |
1.4°F (0.7°C) | 115th Coolest | Coolest since: 1998 | 1912 |
| 12th Warmest | Warmest since: 1994 | 2012 | ||||
|
Jul 1998–Dec 1999 18-Month |
49.6°F (9.8°C) | 47.9°F (8.8°C) |
1.7°F (1.0°C) | 119th Coolest | Coolest since: 1998 | 1912 |
| 6th Warmest | Warmest since: 1981 | 2012 | ||||
| Ties: 1934, 1954 | ||||||
|
Jan 1998–Dec 1999 24-Month |
47.6°F (8.7°C) | 46.5°F (8.1°C) |
1.1°F (0.6°C) | 113th Coolest | Coolest since: 1998 | 1913 |
| 12th Warmest | Warmest to Date | 2017 | ||||
|
Jan 1997–Dec 1999 36-Month |
46.9°F (8.3°C) | 46.5°F (8.1°C) |
0.4°F (0.2°C) | 105th Coolest | Coolest since: 1998 | 1899, 1917 |
| 18th Warmest | Warmest since: 1954 | 2017 | ||||
| Ties: 1954, 2008 | ||||||
|
Jan 1996–Dec 1999 48-Month |
46.7°F (8.2°C) | 46.5°F (8.1°C) |
0.2°F (0.1°C) | 101st Coolest | Coolest since: 1998 | 1915, 1918 |
| 20th Warmest | Warmest to Date | 2018 | ||||
|
Jan 1995–Dec 1999 60-Month |
46.6°F (8.1°C) | 46.5°F (8.1°C) |
0.1°F (0.0°C) | 99th Coolest | Coolest since: 1998 | 1899, 1916 |
| 20th Warmest | Warmest since: 1998 | 2007, 2016, 2018, 2019 | ||||
| Ties: 1998, 2012 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published June 2022, retrieved on July 5, 2022 from https://www.ncei.noaa.gov/cag/