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
A rise in the average high-temperature is observed during April, moving from a frosty 46.6°F (8.1°C) in March to a moderate 56.7°F (13.7°C). During April, Hamill records an average temperature of 39.2°F (4°C) at night.Humidity
In April, the average relative humidity in Hamill is 65%.Rainfall
In April, the rain falls for 11.8 days. Throughout April, 1.77" (45mm) of precipitation is accumulated. Throughout the year, there are 103.9 rainfall days, and 16.85" (428mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Hamill, in April, during 2.8 snowfall days, 1.73" (44mm) of snow is typically accumulated. Throughout the year, there are 39.7 snowfall days, and 14.45" (367mm) of snow is accumulated.Daylight
In April, the average length of the day is 13h and 28min.On the first day of the month, sunrise is at 7:18 am and sunset at 8:06 pm. On the last day of April, sunrise is at 6:31 am and sunset at 8:40 pm CDT.
Sunshine
The average sunshine in April in Hamill is 8h.UV index
In Hamill, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In April, the maximum UV index of 4 translates into these guidelines:
Exercise care. People with light skin might get burns in fewer than 30 minutes. When the Sun is at its strongest around midday, find shade and limit exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
What are April temperatures in Hamill?
What is the average humidity in April in Hamill?
How many days does it rain in April in Hamill?
How much does it snow in Hamill in April?
How many hours of daylight does Hamill have in April?
When are sunrise and sunset in April in Hamill?
How many hours of sunshine does Hamill have in April?
How high is the UV index in April in Hamill?
Average temperature in April
Hamill, SD
- Average high temperature in April: 56.7°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in April: 39.2°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (15.6°F).
Average pressure in April
Hamill, SD
- Average pressure in April: 29.93"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in April
Hamill, SD
- Average wind speed in April: 11.9mph
The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (9.8mph).
Average humidity in April
Hamill, SD
- Average humidity in April: 65%
The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are August and September (57%).
Average rainfall in April
Hamill, SD
- Average rainfall in April: 1.77"
The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in April
Hamill, SD
- Average rainfall days in April: 11.8 days
The month with the highest number of rainy days is June (15.3 days).
The months with the least rainy days are January and February (2.7 days).
Average snowfall in April
Hamill, SD
- Average snowfall in April: 1.73"
The month with the highest snowfall is December (3.19").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Hamill, SD
- Average snowfall days in April: 2.8 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Hamill, SD
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in April: 8h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in April
Hamill, SD
- Average sunshine days in April: 13.7 days
The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (11.2 days).
Average UV index in April
Hamill, SD
- Average UV index in April: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Hamill, SD
- Average cloud cover in April: 42
The month with the most cloud cover is January (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 20).
Average visibility in April
Hamill, SD
- 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).
Hamill, South Dakota, USA
Weather forecast for your location
2. Allow the app to use your location
