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 transition from March to April brings a temperature rise, with average high-temperatures increasing from a cold 37.9°F (3.3°C) to a frosty 48.9°F (9.4°C). In April, the temperature drops to an average of 37.6°F (3.1°C) at night.Humidity
The average relative humidity in April is 79%.Rainfall
In Hannibal, in April, it is raining for 14.3 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, there are 152.2 rainfall days, and 19.69" (500mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. April is the last month it regularly snows in Hannibal. During 3.3 snowfall days, in April, Hannibal aggregates 0.71" (18mm) of snow. In Hannibal, during the entire year, snow falls for 65.5 days and aggregates up to 15.47" (393mm) of snow.Daylight
In April, the average length of the day is 13h and 26min.On the first day of April, sunrise is at 6:46 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:07 pm EDT.
Sunshine
In Hannibal, the average sunshine in April is 7.5h.UV index
In April, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In April, a daily UV index of 3 turns into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are April temperatures?
What is the average humidity in April?
How many days does it rain in April?
What is the last month it snows?
What is the average length of the day in April in Hannibal?
When is the sunrise / sunset in April?
How many hours of sunshine does Hannibal have in April?
What is the UV index reading in April in Hannibal?
Average temperature in April
Hannibal, NY
- Average high temperature in April: 48.9°F
The warmest month (with the highest average high temperature) is July (75.4°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in April: 37.6°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in April
Hannibal, NY
- Average pressure in April: 29.96"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Hannibal, NY
- Average wind speed in April: 10.9mph
The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is July (7.2mph).
Average humidity in April
Hannibal, NY
- Average humidity in April: 79%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are September and November (77%).
Average rainfall in April
Hannibal, NY
- Average rainfall in April: 1.46"
The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is January (1.14").
Average rainfall days in April
Hannibal, NY
- Average rainfall days in April: 14.3 days
The months with the highest number of rainy days are July and August (16.8 days).
The month with the least rainy days is February (6.9 days).
Average snowfall in April
Hannibal, NY
- Average snowfall in April: 0.71"
The month with the highest snowfall is February (3.54").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in April
Hannibal, NY
- Average snowfall days in April: 3.3 days
The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Hannibal, NY
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in April: 7h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 2h and 36min).
Average sunshine days in April
Hannibal, NY
- Average sunshine days in April: 12.3 days
The month with the most sunshine days is September (14.7 days).
The month with the least sunshine days is February (7 days).
Average UV index in April
Hannibal, NY
- Average UV index in April: 3
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in April
Hannibal, NY
- Average cloud cover in April: 51
The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility in April
Hannibal, NY
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Hannibal, New York, USA
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