Fall Frost/Freeze Climatology
(34 and 36 degrees used as possible frost formation thresholds given other conditions such as high RH and calm winds)
| Average 1st Freeze (32°F) | October 26 |
| Earliest 1st Freeze | October 3, 1974 |
| Latest 1st Freeze | November 13, 1975 & 1946 |
| Average 1st Hard Freeze (28°F) | November 7 |
| Earliest 1st Hard Freeze | October 8, 1987 |
| Latest 1st Hard Freeze | December 4, 1978 |
| Average 1st 34°F | October 20 |
| Earliest1st 34°F | October 2, 1985 & 1958 |
| Latest 1st 34°F | November 13, 1975 |
| Average 1st 36°F | October 13 |
| Earliest 1st 36°F | September 24, 1995 & 1983 |
| Latest 1st 36°F | November 8, 1947 |
Period of Record: December 3, 1937 to December 31, 2018
The graphic below shows the probability of experiencing temperatures at or below 36, 34, 32, and 28 degrees on or before a given date based on long term climatology. (CLICK ON GRAPH TO ENLARGE)
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The graphic below shows the historical probability of the first Autumn freeze occurring before a given date in Paducah. The average first Autumn freeze occurs around October 26th. However, the first Autumn freeze has occurred as early as October 3 back in 1974 and as late as November 13 back in 1975.
Fall Frost/Freeze Climatology
(34 and 36 degrees used as possible frost formation thresholds given other conditions such as high RH and calm winds)
| Average 1st Freeze (32°F) | October 29 |
| Earliest 1st Freeze | September 28, 1942 |
| Latest 1st Freeze | November 27, 1902 |
| Average 1st Hard Freeze (28°F) | November 8 |
| Earliest 1st Hard Freeze | October 8, 1987 |
| Latest 1st Hard Freeze | December 7, 1934 & 1902 |
| Average 1st 34°F | October 21 |
| Earliest1st 34°F | September 24, 1983 |
| Latest 1st 34°F | November 26, 1902 |
| Average 1st 36°F | October 17 |
| Earliest 1st 36°F | September 22, 1983 |
| Latest 1st 36°F | November 14, 1915 |
Period of Record: January 1, 1897 to December 31, 2018
The graphic below shows the probability of experiencing temperatures at or below 36, 34, 32, and 28 degrees on or before a given date based on long term climatology. (CLICK ON GRAPH TO ENLARGE)
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The graphic below shows the historical probability of the first Autumn freeze occurring before a given date in Evansville. The average first Autumn freeze occurs around October 31st. However, the first Autumn freeze has occurred as early as September 28th back in 1942 and as late as November 27 back in 1902.
Fall Frost/Freeze Climatology
(34 and 36 degrees used as possible frost formation thresholds given other conditions such as high RH and calm winds)
| Average 1st Freeze (32°F) | October 22 |
| Earliest 1st Freeze | October 3, 1974 |
| Latest 1st Freeze | November 13, 1984 & 1975 |
| Average 1st Hard Freeze (28°F) | November 3 |
| Earliest 1st Hard Freeze | October 9, 2000 |
| Latest 1st Hard Freeze | December 4, 1990 |
| Average 1st 34°F | October 17 |
| Earliest 1st 34°F | September 26, 2001 |
| Latest 1st 34°F | November 12, 1986 |
| Average 1st 36°F | October 12 |
| Earliest 1st 36°F | September 22, 1999 |
| Latest 1st 36°F | November 10, 1986 |
Period of Record: June 1, 1960 to December 31, 2018
The graphic below shows the probability of experiencing temperatures at or below 36, 34, 32, and 28 degrees on or before a given date based on long term climatology. (CLICK ON GRAPH TO ENLARGE)
 |
The graphic below shows the historical probability of the first Autumn freeze occurring before a given date in Cape Girardeau. The average first Autumn freeze occurs around October 21st. However, the first Autumn freeze has occurred as early as October 3 back in 1974 and as late as November 13 back in 1984.
Fall Frost/Freeze Climatology
(34 and 36 degrees used as possible frost formation thresholds given other conditions such as high RH and calm winds)
| Average 1st Freeze (32°F) | October 25 |
| Earliest 1st Freeze | September 30, 1924 & 1899 |
| Latest 1st Freeze | November 27, 2009 |
| Average 1st Hard Freeze (28°F) | November 6 |
| Earliest 1st Hard Freeze | October 9, 1917 |
| Latest 1st Hard Freeze | December 8, 1998 |
| Average 1st 34°F | October 19 |
| Earliest 1st 34°F | September 2, 1967 |
| Latest 1st 34°F | November 25, 2004 |
| Average 1st 36°F | October 14 |
| Earliest 1st 36°F | September 2, 1967 |
| Latest 1st 36°F | November 10, 2016 |
Period of Record: January 1, 1893 to August 1, 2021
Fall Frost/Freeze Climatology
(34 and 36 degrees used as possible frost formation thresholds given other conditions such as high RH and calm winds)
| Average 1st Freeze (32°F) | October 18 |
| Earliest 1st Freeze | September 15, 1902 |
| Latest 1st Freeze | November 10, 2016 |
| Average 1st Hard Freeze (28°F) | October 30 |
| Earliest 1st Hard Freeze | September 24, 1928 |
| Latest 1st Hard Freeze | November 25, 2004 & 1974 |
| Average 1st 34°F | October 14 |
| Earliest1st 34°F | September 15, 1902 |
| Latest 1st 34°F | November 10, 2016 |
| Average 1st 36°F | October 10 |
| Earliest 1st 36°F | September 13, 1902 |
| Latest 1st 36°F | November 6, 1947 |
Period of Record: May 1, 1895 to December 31, 2018
The graphic below shows the probability of experiencing temperatures at or below 36, 34, 32, and 28 degrees on or before a given date based on long term climatology. (CLICK ON GRAPH TO ENLARGE)
 |
The graphic below shows the historical probability of the first Autumn freeze occurring before a given date in Cape Girardeau. The average first Autumn freeze occurs around October 21st. However, the first Autumn freeze has occurred as early as October 3 back in 1974 and as late as November 13 back in 1984.
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