March weather forecast
Mammoth Cave National Park, KY

March marks a significant leap in weather conditions: temperatures increase and the daylight hours extend further. The high temperature creeps up to 57°F (13.9°C), providing a warm yet fresh atmosphere within the park. Additionally, the UV index rises, mimicking an early summer vibe. Though rainfall takes center stage with 13 rainy days in the month, it does not deter the rapid flourishing of flora. The transition to spring weather becomes increasingly evident during this period.

Temperature

As March begins in Mammoth Cave National Park, Kentucky, there is an increase in the average high-temperature, moving from a frosty 46.4°F (8°C) in February to a refreshing 57.2°F (14°C). March nights are characterized by a notable drop from daytime highs, with an average low-temperature of 35.6°F (2°C).

Rainfall

In Mammoth Cave National Park, in March, during 13 rainfall days, 4.88" (124mm) of precipitation is typically accumulated. In Mammoth Cave National Park, during the entire year, the rain falls for 126 days and collects up to 50.63" (1286mm) of precipitation.

Daylight

The average length of the day in March is 11h and 59min.
On the first day of the month, sunrise is at 6:14 am and sunset at 5:38 pm CST. On the last day of March, in Mammoth Cave National Park, sunrise is at 6:30 am and sunset at 7:06 pm CDT.
Note: On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time lasts until Sunday, November 3. 2024, at 2:00 am; consequently, the time zone reverts from CDT to CST.

Sunshine

In Mammoth Cave National Park, Kentucky, the average sunshine in March is 6h.

UV index

The average daily maximum UV index in March in Mammoth Cave National Park is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 5 during March translates into the following directions:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.