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 shift from March to April sees an increase in the average high-temperature, transitioning from a wintry 32.9°F (0.5°C) to a still cold 42.4°F (5.8°C). During April nights, Flat Rock records an average temperature of 23.9°F (-4.5°C).Humidity
In Flat Rock, the average relative humidity in April is 80%.Rainfall
In Flat Rock, in April, during 14.4 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. Throughout the year, in Flat Rock, there are 106.1 rainfall days, and 20.83" (529mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through July, September through December. In Flat Rock, in April, snow falls for 16.6 days, with typically accumulated 12.64" (321mm) of snow. In Flat Rock, during the entire year, snow falls for 138.1 days and aggregates up to 107.64" (2734mm) of snow.Daylight
In April, the average length of the day is 13h and 31min.On the first day of the month, sunrise is at 7:04 am and sunset at 7:53 pm. On the last day of April, sunrise is at 6:15 am and sunset at 8:29 pm MDT.
Sunshine
In Flat Rock, the average sunshine in April is 8.7h.UV index
The average daily maximum UV index in April is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In April, a daily UV index of 2 turns into the following recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold during April?
What is the average humidity in April?
How much does it rain in April?
How many days does it snow in April?
What is the average length of the day in April?
When are sunrise and sunset in April?
How many hours of sunshine does Flat Rock have in April?
What is the UV index intensity in April?
Average temperature in April
Flat Rock, ID
- Average high temperature in April: 42.4°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is December (22.3°F).
- Average low temperature in April: 23.9°F
The month with the highest average low temperature is August (46.6°F).
The coldest months (with the lowest average low temperature) are January and December (6.8°F).
Average pressure in April
Flat Rock, ID
- Average pressure in April: 29.97"Hg
The month with the highest atmospheric pressure is January (30.26"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in April
Flat Rock, ID
- Average wind speed in April: 5.8mph
The windiest month (with the highest average wind speed) is June (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.4mph).
Average humidity in April
Flat Rock, ID
- Average humidity in April: 80%
The months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is August (47%).
Average rainfall in April
Flat Rock, ID
- Average rainfall in April: 2.48"
The wettest month (with the highest rainfall) is February (2.64").
The driest month (with the least rainfall) is July (0.47").
Average rainfall days in April
Flat Rock, ID
- Average rainfall days in April: 14.4 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (3.8 days).
Average snowfall in April
Flat Rock, ID
- Average snowfall in April: 12.64"
The month with the highest snowfall is January (19.84").
The month with the least snowfall is August (0").
Average snowfall days in April
Flat Rock, ID
- Average snowfall days in April: 16.6 days
The month with the highest number of snowfall days is December (23 days).
The month with the least snowfall days is August (0 days).
Average daylight in April /
Average sunshine in April
Flat Rock, ID
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in April: 8h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in April
Flat Rock, ID
- Average sunshine days in April: 6.7 days
The month with the most sunshine days is July (21.2 days).
The month with the least sunshine days is February (5.9 days).
Average UV index in April
Flat Rock, ID
- Average UV index in April: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in April
Flat Rock, ID
- Average cloud cover in April: 44
The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 13).
Average visibility in April
Flat Rock, ID
- Average visibility in April: 5mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (3mi).
Flat Rock, Idaho, USA
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