April weather forecast
Curlew, IA

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Weather in April

April is a refreshing spring month in Curlew, Iowa, with temperature in the range of an average high of 55.9°F (13.3°C) and an average low of 40.1°F (4.5°C).

Temperature

April brings an increase in the average high-temperature, progressing from a chilly 42.8°F (6°C) in March to a moderate 55.9°F (13.3°C). Curlew throughout April, records an average low-temperature of 40.1°F (4.5°C).

Humidity

The average relative humidity in April is 69%.

Rainfall

In Curlew, in April, it is raining for 15.3 days, with typically 2.91" (74mm) of accumulated precipitation. Throughout the year, there are 138 rainfall days, and 26.77" (680mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Curlew, during April, snow falls for 2.4 days and regularly aggregates up to 1.61" (41mm) of snow. In Curlew, during the entire year, snow falls for 51.6 days and aggregates up to 23.03" (585mm) of snow.

Daylight

In Curlew, the average length of the day in April is 13h and 26min.
On the first day of April, sunrise is at 6:59 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:19 pm CDT.

Sunshine

In April, the average sunshine is 7.8h.

UV index

In Curlew, Iowa, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In April, the maximum UV index of 3 transforms into these recommendations:
Exercise prevention - Warding off sunburn is urged. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are April temperatures?

In April, the average high-temperature and low-temperature are 55.9°F (13.3°C) and 40.1°F (4.5°C) respectively.

What is the average humidity in April?

In April, the average relative humidity is 69%.

How many days does it rain in April?

In Curlew, during April, the rain falls for 15.3 days and regularly aggregates up to 2.91" (74mm) of precipitation.

How much does it snow in April?

In Curlew, during April, snow falls for 2.4 days and regularly aggregates up to 1.61" (41mm) of snow.

What is the average length of the day in April?

In April, the average day length is 13h and 26min.

What time are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 6:59 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:19 pm CDT.

How many hours of sunshine does Curlew have in April?

The average sunshine duration in April is 7.8h.

What is the UV index intensity in April?

In Curlew, the average daily maximum UV index in April is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
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
Curlew, IA

Average temperature in April - Curlew, IA
  • Average high temperature in April: 55.9°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (23.2°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 (10.6°F).

Average pressure in April
Curlew, IA

Average pressure in April - Curlew, IA
  • 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 (29.88"Hg).

Average wind speed in April
Curlew, IA

Average wind speed in April - Curlew, IA
  • Average wind speed in April: 11mph

The windiest months (with the highest average wind speed) are January and April (11mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).

Average humidity in April
Curlew, IA

Average humidity in April - Curlew, IA
  • Average humidity in April: 69%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (68%).

Average rainfall in April
Curlew, IA

Average rainfall in April - Curlew, IA
  • Average rainfall in April: 2.91"

The wettest month (with the highest rainfall) is June (4.25").
The driest month (with the least rainfall) is January (0.98").

Average rainfall days in April
Curlew, IA

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

The month with the highest number of rainy days is June (20 days).
The month with the least rainy days is February (3.4 days).

Average snowfall in April
Curlew, IA

Average snowfall in April - Curlew, IA
  • Average snowfall in April: 1.61"

The month with the highest snowfall is February (5.91").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Curlew, IA

Average snowfall days in April - Curlew, IA
  • Average snowfall days in April: 2.4 days

The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • 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 0min).

Average sunshine days in April
Curlew, IA

Average sunshine days in April - Curlew, IA
  • Average sunshine days in April: 11.7 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (8.1 days).

Average UV index in April
Curlew, IA

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

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

Average cloud cover in April
Curlew, IA

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

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and September (Cloud cover 31).

Average visibility in April
Curlew, IA

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

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

Curlew, Iowa, USA

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