April weather forecast
Waterloo, NE

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Weather in April

April in Waterloo, Nebraska, is an enjoyable spring month, with an average temperature varying between 61°F (16.1°C) and 43.3°F (6.3°C).

Temperature

April brings a temperature change, with average high-temperatures moving from March's frosty 49.8°F (9.9°C) to an enjoyable 61°F (16.1°C). Waterloo cools down to an average low-temperature of 43.3°F (6.3°C) throughout the month of April.

Humidity

In Waterloo, Nebraska, the average relative humidity in April is 67%.

Rainfall

In Waterloo, in April, it is raining for 12.7 days, with typically 1.65" (42mm) of accumulated precipitation. Throughout the year, there are 115.6 rainfall days, and 19.13" (486mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. April is the last month it regularly snows. During 0.7 snowfall days, in April, Waterloo aggregates 0.79" (20mm) of snow. Throughout the year, there are 26.8 snowfall days, and 9.25" (235mm) of snow is accumulated.

Daylight

In April, the average length of the day is 13h and 21min.
On the first day of the month, sunrise is at 7:06 am and sunset at 7:50 pm. On the last day of April, sunrise is at 6:22 am and sunset at 8:21 pm CDT.

Sunshine

The average sunshine in April is 8.4h.

UV index

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 average person.
Note: In April, the maximum UV index of 4 suggests this advice:
Guard yourself - Avoiding sunburn is suggested. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Waterloo in April?

During April, Waterloo experiences an average high-temperature of 61°F (16.1°C) and a low-temperature of 43.3°F (6.3°C).

What is the average humidity in April?

In Waterloo, the average relative humidity in April is 67%.

How much does it rain in April?

In April, in Waterloo, the rain falls for 12.7 days. Throughout April, 1.65" (42mm) of precipitation is accumulated.

What is the last month it snows?

April is the last month it regularly snows. During 0.7 snowfall days, in April, Waterloo aggregates 0.79" (20mm) of snow.

How many hours of daylight does Waterloo have in April?

In April, the average day length is 13h and 21min.

What time are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 7:06 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 8:21 pm CDT.

How long on average sun shines in April?

The average sunshine duration in April is 8.4h.

How high is the UV index in April?

In April, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health threat 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
Waterloo, NE

Average temperature in April - Waterloo, NE
  • Average high temperature in April: 61°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in April: 43.3°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

Average pressure in April
Waterloo, NE

Average pressure in April - Waterloo, NE
  • Average pressure in April: 29.91"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in April
Waterloo, NE

Average wind speed in April - Waterloo, NE
  • Average wind speed in April: 10.7mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

Average humidity in April
Waterloo, NE

Average humidity in April - Waterloo, NE
  • Average humidity in April: 67%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is October (66%).

Average rainfall in April
Waterloo, NE

Average rainfall in April - Waterloo, NE
  • Average rainfall in April: 1.65"

The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in April
Waterloo, NE

Average rainfall days in April - Waterloo, NE
  • Average rainfall days in April: 12.7 days

The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is February (2.9 days).

Average snowfall in April
Waterloo, NE

Average snowfall in April - Waterloo, NE
  • Average snowfall in April: 0.79"

The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in April
Waterloo, NE

Average snowfall days in April - Waterloo, NE
  • Average snowfall days in April: 0.7 days

The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Waterloo, NE

Average daylight in April / Average sunshine in April - Waterloo, NE
  • 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 18min).

  • Average sunshine in April: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in April
Waterloo, NE

Average sunshine days in April - Waterloo, NE
  • Average sunshine days in April: 15.3 days

The month with the most sunshine days is December (23 days).
The month with the least sunshine days is June (12.6 days).

Average UV index in April
Waterloo, NE

Average UV index in April - Waterloo, NE
  • Average UV index in April: 4

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in April
Waterloo, NE

Average cloud cover in April - Waterloo, NE
  • Average cloud cover in April: 41

The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in April
Waterloo, NE

Average visibility in April - Waterloo, NE
  • 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).

Waterloo, Nebraska, USA

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