April weather forecast
Thayer, IA

Weather in April

April is a moderate spring month in Thayer, Iowa, with an average temperature varying between 59.9°F (15.5°C) and 42.3°F (5.7°C).

Temperature

In April, the average high-temperature increases from a chilly 47.8°F (8.8°C) in March to a mild 59.9°F (15.5°C). In April, in Thayer, the average low-temperature is 42.3°F (5.7°C).

Humidity

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

Rainfall

In Thayer, in April, it is raining for 13.8 days, with typically 1.89" (48mm) of accumulated precipitation. In Thayer, during the entire year, the rain falls for 122.6 days and collects up to 20.43" (519mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Thayer, Iowa, in April, during 0.9 snowfall days, 1.22" (31mm) of snow is typically accumulated. Throughout the year, in Thayer, there are 30.8 snowfall days, and 11.77" (299mm) of snow is accumulated.

Daylight

In Thayer, the average length of the day in April is 13h and 20min.
On the first day of the month, sunrise is at 6:58 am and sunset at 7:41 pm. On the last day of April, in Thayer, sunrise is at 6:14 am and sunset at 8:11 pm CDT.

Sunshine

In April, the average sunshine in Thayer is 8.1h.

UV index

In Thayer, Iowa, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In April, the average maximum UV index of 4 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
[Resources]

FAQ

What is the temperature in April in Thayer?

In Thayer, in April, the average high-temperature is 59.9°F (15.5°C), and the average low-temperature is 42.3°F (5.7°C).

What is the average humidity in April in Thayer?

The average relative humidity in April in Thayer, Iowa, is 74%.

How many days does it rain in April in Thayer?

In Thayer, Iowa, in April, during 13.8 rainfall days, 1.89" (48mm) of precipitation is typically accumulated.

How much does it snow in Thayer in April?

In April, in Thayer, Iowa, it is snowing for 0.9 days. Throughout April, 1.22" (31mm) of snow is accumulated.

How many hours of daylight does Thayer have in April?

In April, the average day length in Thayer is 13h and 20min.

What time are sunrise and sunset in April in Thayer?

On the first day of April in Thayer, sunrise is at 6:58 am and sunset at 7:41 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 8:11 pm CDT.

How many hours of sunshine does Thayer have in April?

The average sunshine duration in April in Thayer is 8.1h.

How high is the UV index in April in Thayer?

In April, the average daily maximum UV index in Thayer, Iowa, is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Thayer, IA

Average temperature in April - Thayer, IA
  • Average high temperature in April: 59.9°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in April: 42.3°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).

[Resources]

Average pressure in April
Thayer, IA

Average pressure in April - Thayer, IA
  • Average pressure in April: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

[Resources]

Average wind speed in April
Thayer, IA

Average wind speed in April - Thayer, IA
  • Average wind speed in April: 10.5mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

[Resources]

Average humidity in April
Thayer, IA

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

The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (71%).

[Resources]

Average rainfall in April
Thayer, IA

Average rainfall in April - Thayer, IA
  • Average rainfall in April: 1.89"

The wettest month (with the highest rainfall) is June (3.74").
The driest month (with the least rainfall) is December (0.63").

[Resources]

Average rainfall days in April
Thayer, IA

Average rainfall days in April - Thayer, IA
  • Average rainfall days in April: 13.8 days

The months with the highest number of rainy days are May and June (16.4 days).
The months with the least rainy days are January and February (3.7 days).

[Resources]

Average snowfall in April
Thayer, IA

Average snowfall in April - Thayer, IA
  • Average snowfall in April: 1.22"

The month with the highest snowfall is January (3.66").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in April
Thayer, IA

Average snowfall days in April - Thayer, IA
  • Average snowfall days in April: 0.9 days

The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

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

Average daylight in April / Average sunshine in April - Thayer, IA
  • Average daylight in April: 13h and 20min

The month with the longest days is June (Average daylight: 15h and 5min).
The month with the shortest days is December (Average daylight: 9h and 17min).

  • Average sunshine in April: 8h and 6min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

[Resources]

Average sunshine days in April
Thayer, IA

Average sunshine days in April - Thayer, IA
  • Average sunshine days in April: 14.1 days

The month with the most sunshine days is December (21 days).
The months with the least sunshine days are May and June (11.3 days).

[Resources]

Average UV index in April
Thayer, IA

Average UV index in April - Thayer, IA
  • 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 January (UV index 1).

[Resources]

Average cloud cover in April
Thayer, IA

Average cloud cover in April - Thayer, IA
  • Average cloud cover in April: 44

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 29).

[Resources]

Average visibility in April
Thayer, IA

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

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

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location