Climate at a Glance
Statewide 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 October 2019. For more information, please see Climatological Rankings.
Idaho
Average Temperature Rankings, December 1999
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2018) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
December 1999 1-Month |
25.9°F (-3.4°C) | 23.9°F (-4.5°C) |
2.0°F (1.1°C) | 91st Coolest | Coolest since: 1998 | 1990 |
| 34th Warmest | Warmest since: 1995 | 1917 | ||||
| Ties: 1901, 1907, 1942 | ||||||
|
Nov–Dec 1999 2-Month |
32.4°F (0.2°C) | 27.8°F (-2.3°C) |
4.6°F (2.5°C) | 121st Coolest | Coolest since: 1998 | 1985 |
| 4th Warmest | Warmest since: 1939 | 1917 | ||||
|
Oct–Dec 1999 3-Month |
37.0°F (2.8°C) | 33.3°F (0.7°C) |
3.7°F (2.1°C) | 122nd Coolest | Coolest since: 1998 | 1985 |
| 3rd Warmest | Warmest since: 1939 | 1917 | ||||
| Ties: 1939 | ||||||
|
Sep–Dec 1999 4-Month |
41.3°F (5.2°C) | 38.6°F (3.7°C) |
2.7°F (1.5°C) | 118th Coolest | Coolest since: 1998 | 1985 |
| 7th Warmest | Warmest since: 1953 | 1917 | ||||
| Ties: 1950 | ||||||
|
Aug–Dec 1999 5-Month |
46.1°F (7.8°C) | 43.6°F (6.4°C) |
2.5°F (1.4°C) | 120th Coolest | Coolest since: 1998 | 1985 |
| 5th Warmest | Warmest since: 1939 | 1917 | ||||
| Ties: 1937, 2001 | ||||||
|
Jul–Dec 1999 6-Month |
49.0°F (9.4°C) | 47.1°F (8.4°C) |
1.9°F (1.0°C) | 112th Coolest | Coolest since: 1997 | 1985 |
| 13th Warmest | Warmest since: 1998 | 1917 | ||||
| Ties: 1958 | ||||||
|
Jun–Dec 1999 7-Month |
50.0°F (10.0°C) | 48.6°F (9.2°C) |
1.4°F (0.8°C) | 107th Coolest | Coolest since: 1998 | 1985 |
| 18th Warmest | Warmest since: 1998 | 1933, 2003 | ||||
| Ties: 1998 | ||||||
|
May–Dec 1999 8-Month |
49.6°F (9.8°C) | 48.7°F (9.3°C) |
0.9°F (0.5°C) | 98th Coolest | Coolest since: 1997 | 1916 |
| 27th Warmest | Warmest since: 1998 | 2015 | ||||
| Ties: 1904, 1949, 1963, 1994, 2002, 2004 | ||||||
|
Apr–Dec 1999 9-Month |
48.3°F (9.1°C) | 47.7°F (8.7°C) |
0.6°F (0.4°C) | 79th Coolest | Coolest since: 1997 | 1916 |
| 46th Warmest | Warmest since: 1998 | 1934 | ||||
| Ties: 1943, 1960, 1974, 2000 | ||||||
|
Mar–Dec 1999 10-Month |
46.9°F (8.3°C) | 46.3°F (7.9°C) |
0.6°F (0.4°C) | 85th Coolest | Coolest since: 1997 | 1916, 1985 |
| 40th Warmest | Warmest since: 1998 | 1934 | ||||
| Ties: 1901, 1941 | ||||||
|
Feb–Dec 1999 11-Month |
45.1°F (7.3°C) | 44.5°F (6.9°C) |
0.6°F (0.4°C) | 83rd Coolest | Coolest since: 1997 | 1985 |
| 42nd Warmest | Warmest since: 1998 | 1934 | ||||
| Ties: 1904, 1938, 1949, 1974, 2005 | ||||||
|
Jan–Dec 1999 12-Month |
43.6°F (6.4°C) | 42.6°F (5.9°C) |
1.0°F (0.5°C) | 96th Coolest | Coolest since: 1997 | 1985 |
| 29th Warmest | Warmest since: 1998 | 1934 | ||||
| Ties: 1941, 1961, 1967, 1995, 2005 | ||||||
|
Jul 1998–Dec 1999 18-Month |
45.5°F (7.5°C) | 44.1°F (6.7°C) |
1.4°F (0.8°C) | 110th Coolest | Coolest since: 1998 | 1985 |
| 14th Warmest | Warmest since: 1992 | 1934 | ||||
| Ties: 1918, 1938, 2017 | ||||||
|
Jan 1998–Dec 1999 24-Month |
44.0°F (6.7°C) | 42.6°F (5.9°C) |
1.4°F (0.8°C) | 105th Coolest | Coolest since: 1998 | 1985 |
| 19th Warmest | Warmest since: 1995 | 2015, 2016 | ||||
| Ties: 1995 | ||||||
|
Jan 1997–Dec 1999 36-Month |
43.7°F (6.5°C) | 42.6°F (5.9°C) |
1.1°F (0.6°C) | 103rd Coolest | Coolest since: 1998 | 1913 |
| 20th Warmest | Warmest since: 1996 | 2016 | ||||
| Ties: 1935, 1996, 2002, 2013 | ||||||
|
Jan 1996–Dec 1999 48-Month |
43.6°F (6.4°C) | 42.6°F (5.9°C) |
1.0°F (0.5°C) | 104th Coolest | Coolest since: 1998 | 1985 |
| 18th Warmest | Warmest since: 1998 | 2017 | ||||
| Ties: 1940, 1942, 1992, 1997, 1998, 2009, 2013 | ||||||
|
Jan 1995–Dec 1999 60-Month |
43.6°F (6.4°C) | 42.6°F (5.9°C) |
1.0°F (0.5°C) | 104th Coolest | Coolest since: 1997 | 1913, 1916 |
| 17th Warmest | Warmest since: 1998 | 2016, 2018 | ||||
| Ties: 1941, 1991, 2000, 2009 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 17, 2019 from https://www.ncdc.noaa.gov/cag/