April weather forecast
Guernsey, IA

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Weather in April

April in Guernsey, Iowa, is a mild spring month, with an average temperature fluctuating between 41.9°F (5.5°C) and 58.6°F (14.8°C).

Temperature

A shift in the average high-temperature is noticeable in April, changing from a chilly 46°F (7.8°C) in March to a mild 58.6°F (14.8°C). An average minimum temperature of 41.9°F (5.5°C) is recorded in Guernsey during the month of April.

Humidity

In Guernsey, the average relative humidity in April is 74%.

Rainfall

In Guernsey, during April, the rain falls for 15.3 days and regularly aggregates up to 3.15" (80mm) of precipitation. In Guernsey, during the entire year, the rain falls for 145.5 days and collects up to 30.39" (772mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In April, it is snowing for 1.7 days. Throughout April, 0.79" (20mm) of snow is accumulated. Throughout the year, there are 39 snowfall days, and 16.65" (423mm) of snow is accumulated.

Daylight

In Guernsey, the average length of the day in April is 13h and 22min.
On the first day of April, sunrise is at 6:50 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:06 pm CDT.

Sunshine

In Guernsey, the average sunshine in April is 7.8h.

UV index

In Guernsey, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: In April, the average maximum UV index of 3 translates into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average April temperature?

In Guernsey, in April, the average high-temperature is 58.6°F (14.8°C), and the average low-temperature is 41.9°F (5.5°C).

What is the average humidity in April?

In Guernsey, the average relative humidity in April is 74%.

How many days does it rain in April?

In Guernsey, during April, the rain falls for 15.3 days and regularly aggregates up to 3.15" (80mm) of precipitation.

How much does it snow in April?

In Guernsey, during April, snow falls for 1.7 days and regularly aggregates up to 0.79" (20mm) of snow.

How many hours of daylight does Guernsey have in April?

In Guernsey, the average day length in April is 13h and 22min.

What time are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 6:50 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:06 pm CDT.

How many hours of sunshine does Guernsey have in April?

In April, the average sunshine duration is 7.8h.

What is the UV index reading in April?

The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Guernsey, IA

Average temperature in April - Guernsey, IA
  • Average high temperature in April: 58.6°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (27.1°F).

  • Average low temperature in April: 41.9°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).

Average pressure in April
Guernsey, IA

Average pressure in April - Guernsey, IA
  • Average pressure in April: 29.93"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in April
Guernsey, IA

Average wind speed in April - Guernsey, IA
  • Average wind speed in April: 10.7mph

The windiest months (with the highest average wind speed) are January and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in April
Guernsey, IA

Average humidity in April - Guernsey, IA
  • Average humidity in April: 74%

The months with the highest relative humidity are January and July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in April
Guernsey, IA

Average rainfall in April - Guernsey, IA
  • Average rainfall in April: 3.15"

The wettest month (with the highest rainfall) is May (4.57").
The driest month (with the least rainfall) is January (1.18").

Average rainfall days in April
Guernsey, IA

Average rainfall days in April - Guernsey, IA
  • Average rainfall days in April: 15.3 days

The month with the highest number of rainy days is June (18.9 days).
The month with the least rainy days is February (5 days).

Average snowfall in April
Guernsey, IA

Average snowfall in April - Guernsey, IA
  • Average snowfall in April: 0.79"

The month with the highest snowfall is February (5.24").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Guernsey, IA

Average snowfall days in April - Guernsey, IA
  • Average snowfall days in April: 1.7 days

The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Guernsey, IA

Average daylight in April / Average sunshine in April - Guernsey, IA
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in April: 7h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in April
Guernsey, IA

Average sunshine days in April - Guernsey, IA
  • Average sunshine days in April: 11.5 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is June (8.3 days).

Average UV index in April
Guernsey, IA

Average UV index in April - Guernsey, IA
  • Average UV index in April: 3

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in April
Guernsey, IA

Average cloud cover in April - Guernsey, IA
  • Average cloud cover in April: 46

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in April
Guernsey, IA

Average visibility in April - Guernsey, IA
  • Average visibility in April: 6mi

The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).

Guernsey, Iowa, USA

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