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 July 2022. For more information, please see Climatological Rankings.
Montana
Average Temperature Rankings, May 1999
View Period (Months):All1234567891011121824364860
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| Period | Value | 1901-2000 Mean |
Anomaly | Rank (1895-2022) |
Warmest/Coolest Since |
Record |
|---|---|---|---|---|---|---|
|
May 1999 1-Month |
48.7°F (9.3°C) | 50.2°F (10.1°C) |
-1.5°F (-0.8°C) | 42nd Coolest | Coolest since: 1996 | 1907, 1927 |
| 87th Warmest | Warmest since: 1998 | 1934 | ||||
|
Apr–May 1999 2-Month |
44.4°F (6.9°C) | 45.5°F (7.5°C) |
-1.1°F (-0.6°C) | 43rd Coolest | Coolest since: 1997 | 1975 |
| 86th Warmest | Warmest since: 1998 | 1934 | ||||
| Ties: 2013, 2020 | ||||||
|
Mar–May 1999 3-Month |
41.3°F (5.2°C) | 40.1°F (4.5°C) |
1.2°F (0.7°C) | 85th Coolest | Coolest since: 1997 | 1899 |
| 44th Warmest | Warmest since: 1998 | 1910 | ||||
| Ties: 1905, 2003 | ||||||
|
Feb–May 1999 4-Month |
38.5°F (3.6°C) | 35.4°F (1.9°C) |
3.1°F (1.7°C) | 108th Coolest | Coolest since: 1997 | 1899 |
| 21st Warmest | Warmest since: 1998 | 1992 | ||||
| Ties: 1961, 2004, 2007 | ||||||
|
Jan–May 1999 5-Month |
35.3°F (1.8°C) | 31.7°F (-0.2°C) |
3.6°F (2.0°C) | 112th Coolest | Coolest since: 1998 | 1899 |
| 17th Warmest | Warmest since: 1992 | 1992 | ||||
|
Dec 1998–May 1999 6-Month |
32.9°F (0.5°C) | 29.8°F (-1.2°C) |
3.1°F (1.7°C) | 107th Coolest | Coolest since: 1997 | 1917 |
| 21st Warmest | Warmest since: 1998 | 1992 | ||||
|
Nov 1998–May 1999 7-Month |
32.9°F (0.5°C) | 29.8°F (-1.2°C) |
3.1°F (1.7°C) | 109th Coolest | Coolest since: 1997 | 1899 |
| 19th Warmest | Warmest since: 1998 | 1992 | ||||
| Ties: 1961 | ||||||
|
Oct 1998–May 1999 8-Month |
34.4°F (1.3°C) | 31.5°F (-0.3°C) |
2.9°F (1.6°C) | 116th Coolest | Coolest since: 1998 | 1899 |
| 12th Warmest | Warmest since: 1992 | 1934, 2000 | ||||
| Ties: 1961 | ||||||
|
Sep 1998–May 1999 9-Month |
37.4°F (3.0°C) | 34.0°F (1.1°C) |
3.4°F (1.9°C) | 120th Coolest | Coolest since: 1998 | 1899 |
| 8th Warmest | Warmest since: 1992 | 2016 | ||||
| Ties: 2015 | ||||||
|
Aug 1998–May 1999 10-Month |
40.4°F (4.7°C) | 36.9°F (2.7°C) |
3.5°F (2.0°C) | 122nd Coolest | Coolest since: 1998 | 1917 |
| 6th Warmest | Warmest since: 1992 | 1992, 2016 | ||||
|
Jul 1998–May 1999 11-Month |
43.0°F (6.1°C) | 39.5°F (4.2°C) |
3.5°F (1.9°C) | 122nd Coolest | Coolest since: 1998 | 1917 |
| 6th Warmest | Warmest since: 1992 | 1992, 2016 | ||||
|
Jun 1998–May 1999 12-Month |
44.0°F (6.7°C) | 41.2°F (5.1°C) |
2.8°F (1.6°C) | 122nd Coolest | Coolest since: 1998 | 1917 |
| 6th Warmest | Warmest since: 1992 | 2016 | ||||
|
Dec 1997–May 1999 18-Month |
40.5°F (4.7°C) | 37.4°F (3.0°C) |
3.1°F (1.7°C) | 123rd Coolest | Coolest since: 1998 | 1917 |
| 4th Warmest | Warmest since: 1988 | 2016 | ||||
| Ties: 2000, 2007, 2013 | ||||||
|
Jun 1997–May 1999 24-Month |
43.8°F (6.6°C) | 41.2°F (5.1°C) |
2.6°F (1.5°C) | 122nd Coolest | Coolest since: 1998 | 1917 |
| 5th Warmest | Warmest since: 1992 | 2016 | ||||
| Ties: 1992, 2007 | ||||||
|
Jun 1996–May 1999 36-Month |
42.6°F (5.9°C) | 41.1°F (5.1°C) |
1.5°F (0.8°C) | 106th Coolest | Coolest since: 1998 | 1918 |
| 20th Warmest | Warmest since: 1993 | 2017 | ||||
| Ties: 1988, 1993, 2013 | ||||||
|
Jun 1995–May 1999 48-Month |
42.0°F (5.6°C) | 41.1°F (5.1°C) |
0.9°F (0.5°C) | 92nd Coolest | Coolest since: 1998 | 1899, 1952 |
| 33rd Warmest | Warmest since: 1995 | 2016 | ||||
| Ties: 1940, 1984, 1988 | ||||||
|
Jun 1994–May 1999 60-Month |
42.1°F (5.6°C) | 41.1°F (5.1°C) |
1.0°F (0.5°C) | 92nd Coolest | Coolest since: 1998 | 1952 |
| 32nd Warmest | Warmest since: 1995 | 2016 | ||||
| Ties: 1943, 2012 | ||||||
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2022, retrieved on August 18, 2022 from https://www.ncei.noaa.gov/cag/