Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The start of April signals an increase in the average high-temperature, moving from a fresh 51.8°F (11°C) in March to a refreshing 63.9°F (17.7°C). During April, Waterloo experiences an average low-temperature of 45.3°F (7.4°C) at night.Humidity
The average relative humidity in April is 77%.Rainfall
April is the month with the most rainfall. Rain falls for 16.7 days and accumulates 3.43" (87mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.8 snowfall days, in April, Waterloo aggregates 0.2" (5mm) of snow. Throughout the year, there are 33.8 snowfall days, and 9.65" (245mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 15min.On the first day of April, sunrise is at 7:22 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 8:31 pm EDT.
Sunshine
The average sunshine in April is 7.4h.UV index
In Waterloo, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In April, the maximum UV index of 4 suggests these recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April?
What is the average humidity in April?
What is the wettest month?
How much does it rain in April?
What is the last month it snows?
How many hours of daylight does Waterloo have in April?
When is the sunrise / sunset in April?
How long on average sun shines in April?
What is the UV index intensity in April in Waterloo?
Average temperature in April
Waterloo, KY
- Average high temperature in April: 63.9°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (36.9°F).
- Average low temperature in April: 45.3°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in April
Waterloo, KY
- Average pressure in April: 29.96"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Waterloo, KY
- Average wind speed in April: 8.2mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in April
Waterloo, KY
- Average humidity in April: 77%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (74%).
Average rainfall in April
Waterloo, KY
- Average rainfall in April: 3.43"
The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is September (1.73").
Average rainfall days in April
Waterloo, KY
- Average rainfall days in April: 16.7 days
The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is February (9.7 days).
Average snowfall in April
Waterloo, KY
- Average snowfall in April: 0.2"
The month with the highest snowfall is February (2.8").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in April
Waterloo, KY
- Average snowfall days in April: 0.8 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Waterloo, KY
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in April: 7h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in April
Waterloo, KY
- Average sunshine days in April: 12 days
The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in April
Waterloo, KY
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in April
Waterloo, KY
- Average cloud cover in April: 44
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in April
Waterloo, KY
- Average visibility in April: 6mi
The months with the highest visibility are March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, May and July (5mi).
Waterloo, Kentucky, USA
Weather forecast for your location
2. Allow the app to use your location