Humid subtropical climate
Climate Mammoth Cave - Kentucky
Annual high69ºF
Annual low48ºF
Precipitation52.18 inch
| Month | HighºF | LowºF | Precipinch | Snowinch |
|---|---|---|---|---|
| Jan | 46 | 28 | 3.45 | 2 |
| Feb | 51 | 32 | 3.93 | 2 |
| Mar | 61 | 39 | 4.62 | 0 |
| Apr | 71 | 47 | 4.40 | 0 |
| May | 79 | 55 | 5.42 | 0 |
| Jun | 86 | 64 | 4.39 | 0 |
| Jul | 89 | 68 | 4.57 | 0 |
| Aug | 88 | 67 | 4.09 | 0 |
| Sep | 83 | 59 | 4.01 | 0 |
| Oct | 72 | 49 | 3.81 | 0 |
| Nov | 60 | 40 | 4.33 | 0 |
| Dec | 48 | 31 | 5.16 | 2 |
- JanHigh 46ºFLow 28ºFPrecip 3.45 inch
- FebHigh 51ºFLow 32ºFPrecip 3.93 inch
- MarHigh 61ºFLow 39ºFPrecip 4.62 inch
- AprHigh 71ºFLow 47ºFPrecip 4.40 inch
- MayHigh 79ºFLow 55ºFPrecip 5.42 inch
- JunHigh 86ºFLow 64ºFPrecip 4.39 inch
- JulHigh 89ºFLow 68ºFPrecip 4.57 inch
- AugHigh 88ºFLow 67ºFPrecip 4.09 inch
- SepHigh 83ºFLow 59ºFPrecip 4.01 inch
- OctHigh 72ºFLow 49ºFPrecip 3.81 inch
- NovHigh 60ºFLow 40ºFPrecip 4.33 inch
- DecHigh 48ºFLow 31ºFPrecip 5.16 inch
Climate summary
What is the average weather in Mammoth Cave, Kentucky?
Mammoth Cave experiences a humid subtropical climate, characterized by hot summers and cold winters with strong seasonal contrast. The area is wet overall, with rainfall spread fairly evenly throughout the year, though spring is the wettest season. Occasional snowfall occurs during the colder months, and heavy seasonal downpours can happen in warmer periods.
Mammoth Cave weather averages
Annual high69ºF
Annual low48ºF
Precipitation52.18 inch
Snowfall6 inch
Daily normals Mammoth Cave - Kentucky - January
| Day | HighºF | LowºF | Prec/ | Prec/ | Snow/ | Snow/ |
|---|---|---|---|---|---|---|
| Jan 1 | 47.8 | 30.4 | 0.12 | 0.12 | 0.00 | 0.00 |
| Jan 2 | 47.7 | 30.3 | 0.24 | 0.24 | 0.00 | 0.00 |
| Jan 3 | 47.6 | 30.1 | 0.37 | 0.37 | 0.10 | 0.10 |
| Jan 4 | 47.5 | 30.0 | 0.49 | 0.49 | 0.10 | 0.10 |
| Jan 5 | 47.4 | 29.9 | 0.62 | 0.62 | 0.10 | 0.10 |
| Jan 6 | 47.4 | 29.8 | 0.74 | 0.74 | 0.20 | 0.20 |
| Jan 7 | 47.3 | 29.7 | 0.86 | 0.86 | 0.20 | 0.20 |
| Jan 8 | 47.3 | 29.6 | 0.98 | 0.98 | 0.20 | 0.20 |
| Jan 9 | 47.3 | 29.5 | 1.10 | 1.10 | 0.30 | 0.30 |
| Jan 10 | 47.3 | 29.4 | 1.22 | 1.22 | 0.30 | 0.30 |
| Jan 11 | 47.3 | 29.3 | 1.34 | 1.34 | 0.30 | 0.30 |
| Jan 12 | 47.3 | 29.2 | 1.46 | 1.46 | 0.30 | 0.30 |
| Jan 13 | 47.3 | 29.1 | 1.58 | 1.58 | 0.40 | 0.40 |
| Jan 14 | 47.4 | 29.1 | 1.70 | 1.70 | 0.40 | 0.40 |
| Jan 15 | 47.4 | 29.0 | 1.81 | 1.81 | 0.40 | 0.40 |
| Jan 16 | 47.5 | 29.0 | 1.93 | 1.93 | 0.40 | 0.40 |
| Jan 17 | 47.5 | 28.9 | 2.04 | 2.04 | 0.40 | 0.40 |
| Jan 18 | 47.6 | 28.9 | 2.15 | 2.15 | 0.40 | 0.40 |
| Jan 19 | 47.7 | 28.9 | 2.27 | 2.27 | 0.40 | 0.40 |
| Jan 20 | 47.8 | 28.8 | 2.38 | 2.38 | 0.50 | 0.50 |
| Jan 21 | 47.9 | 28.8 | 2.50 | 2.50 | 0.50 | 0.50 |
| Jan 22 | 48.0 | 28.9 | 2.62 | 2.62 | 0.50 | 0.50 |
| Jan 23 | 48.2 | 28.9 | 2.74 | 2.74 | 0.50 | 0.50 |
| Jan 24 | 48.3 | 28.9 | 2.87 | 2.87 | 0.50 | 0.50 |
| Jan 25 | 48.5 | 28.9 | 2.99 | 2.99 | 0.60 | 0.60 |
| Jan 26 | 48.6 | 29.0 | 3.11 | 3.11 | 0.60 | 0.60 |
| Jan 27 | 48.8 | 29.1 | 3.23 | 3.23 | 0.60 | 0.60 |
| Jan 28 | 49.0 | 29.1 | 3.36 | 3.36 | 0.60 | 0.60 |
| Jan 29 | 49.2 | 29.2 | 3.48 | 3.48 | 0.60 | 0.60 |
| Jan 30 | 49.4 | 29.3 | 3.60 | 3.60 | 0.70 | 0.70 |
| Jan 31 | 49.6 | 29.4 | 3.73 | 3.73 | 0.70 | 0.70 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Mammoth Cave - October 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Oct 1 | 93.0 | 63.0 | 0.00 |
| Oct 2 | – | – | – |
| Oct 3 | – | – | – |
| Oct 4 | – | – | – |
| Oct 5 | – | – | – |
| Oct 6 | – | – | – |
| Oct 7 | 86.0 | 48.0 | 0.00 |
| Oct 8 | 88.0 | 54.0 | 0.00 |
| Oct 9 | 86.0 | 51.1 | 0.00 |
| Oct 10 | – | – | – |
| Oct 11 | 63.0 | 57.9 | 1.03 |
| Oct 12 | 89.1 | 54.0 | 0.00 |
| Oct 13 | 93.0 | 61.0 | 0.00 |
| Oct 14 | 93.0 | 68.0 | 0.00 |
| Oct 15 | 91.0 | 71.1 | 0.49 |
| Oct 16 | 89.1 | 55.0 | T |
| Oct 17 | – | – | – |
| Oct 18 | – | – | – |
| Oct 19 | – | – | – |
| Oct 20 | – | – | – |
| Oct 21 | 75.9 | 39.9 | 0.00 |
| Oct 22 | 75.9 | 42.1 | 0.00 |
| Oct 23 | 75.0 | 44.1 | 0.00 |
| Oct 24 | 77.0 | 45.0 | 0.00 |
| Oct 25 | 77.0 | 46.0 | 0.00 |
| Oct 26 | 78.1 | 45.0 | 0.00 |
| Oct 27 | – | – | – |
| Oct 28 | – | – | – |
| Oct 29 | – | – | – |
| Oct 30 | – | – | – |
| Oct 31 | – | – | – |
The data for October 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature93.0ºF · Oct 1
- Lowest max temperature63.0ºF · Oct 11
- Highest min temperature71.1ºF · Oct 15
- Lowest min temperature39.9ºF · Oct 21
Geo Mammoth Cave - Kentucky
Location
- Country
- United States
- State
- Kentucky
- County
- Edmonson
- City
- Mammoth Cave
- Zip Code
- 42259
- Elevation
- 804 ft
- Longitude
- -86.10
- Latitude
- 37.19
- ICAO
- –
- IATA
- –