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
April's arrival sees a rise in the average high-temperature, jumping from March's frosty 44.1°F (6.7°C) to a mild 56.8°F (13.8°C). Throughout the month of April, Hilltop observes an average nighttime temperature of 40.1°F (4.5°C).Humidity
In Hilltop, the average relative humidity in April is 73%.Rainfall
In Hilltop, during April, the rain falls for 14.6 days and regularly aggregates up to 3.19" (81mm) of precipitation. In Hilltop, during the entire year, the rain falls for 133.6 days and collects up to 28.27" (718mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In April, in Hilltop, it is snowing for 1.8 days. Throughout April, 0.75" (19mm) of snow is accumulated. In Hilltop, Iowa, during the entire year, snow falls for 41.6 days and aggregates up to 15.24" (387mm) of snow.Daylight
In April, the average length of the day in Hilltop is 13h and 25min.On the first day of the month, sunrise is at 6:49 am and sunset at 7:35 pm. On the last day of April, in Hilltop, sunrise is at 6:04 am and sunset at 8:08 pm CDT.
Sunshine
The average sunshine in April in Hilltop is 7.5h.UV index
In April, the average daily maximum UV index in Hilltop is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In April, the maximum UV index of 4 suggests this advice:
Adopt protective measures - It is advised to guard against sun damage. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What are April temperatures in Hilltop?
What is the average humidity in April in Hilltop?
How many days does it rain in April in Hilltop?
How much does it snow in Hilltop in April?
What is the average length of the day in April in Hilltop?
When is the sunrise / sunset in April in Hilltop?
How long on average sun shines in April in Hilltop?
What is the UV index reading in April in Hilltop?
Average temperature in April
Hilltop, IA
- Average high temperature in April: 56.8°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (24.3°F).
- Average low temperature in April: 40.1°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 (12°F).
Average pressure in April
Hilltop, IA
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in April
Hilltop, IA
- Average wind speed in April: 10.8mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in April
Hilltop, IA
- Average humidity in April: 73%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (72%).
Average rainfall in April
Hilltop, IA
- Average rainfall in April: 3.19"
The wettest month (with the highest rainfall) is June (4.29").
The driest months (with the least rainfall) are January and February (1.02").
Average rainfall days in April
Hilltop, IA
- Average rainfall days in April: 14.6 days
The month with the highest number of rainy days is June (18.1 days).
The month with the least rainy days is February (4 days).
Average snowfall in April
Hilltop, IA
- Average snowfall in April: 0.75"
The month with the highest snowfall is January (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Hilltop, IA
- Average snowfall days in April: 1.8 days
The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Hilltop, IA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in April: 7h and 3min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in April
Hilltop, IA
- Average sunshine days in April: 12.4 days
The month with the most sunshine days is October (17.8 days).
The month with the least sunshine days is June (10 days).
Average UV index in April
Hilltop, IA
- Average UV index in April: 4
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Hilltop, IA
- Average cloud cover in April: 48
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in April
Hilltop, IA
- Average visibility in April: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Hilltop, Iowa, USA
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