April weather forecast
Lamb, IL

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Weather in April

April in Lamb, Illinois, is a refreshing spring month, with an average temperature ranging between min 48.9°F (9.4°C) and max 66.6°F (19.2°C).

Temperature

With the onset of April, Lamb's average high-temperature experiences a rise, moving from March's moderate 55.6°F (13.1°C) to a still refreshing 66.6°F (19.2°C). Throughout the month of April, Lamb witnesses an average low-temperature of 48.9°F (9.4°C).

Humidity

The average relative humidity in April in Lamb is 77%.

Rainfall

The month with the most rainfall is April, when the rain falls for 13 days and typically aggregates up to 2.2" (56mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Lamb. April is the last month it regularly snows. During 0.3 snowfall days, in April, Lamb aggregates 0.04" (1mm) of snow. In Lamb, during the entire year, snow falls for 15.2 days and aggregates up to 3.03" (77mm) of snow.

Daylight

The average length of the day in April is 13h and 11min.
On the first day of April, sunrise is at 6:36 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 7:41 pm CDT.

Sunshine

In Lamb, the average sunshine in April is 8.6h.

UV index

The average daily maximum UV index in April is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high daily UV index of 5 during April translates into the following directions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. To guard against the harmful effects of the Sun, minimize exposure during midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Jun 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Lamb in April?

In Lamb, in April, the average high-temperature is 66.6°F (19.2°C), and the average low-temperature is 48.9°F (9.4°C).

What is the average humidity in April?

The average relative humidity in April is 77%.

What is the rainiest month?

April is the month with the most rainfall. Rain falls for 13 days and accumulates 2.2" (56mm) of precipitation.

How many days does it rain in April?

In April, in Lamb, the rain falls for 13 days. Throughout April, 2.2" (56mm) of precipitation is accumulated.

What is the last month it snows?

April is the last month it regularly snows. During 0.3 snowfall days, in April, Lamb aggregates 0.04" (1mm) of snow.

How many hours of daylight does Lamb have in April?

The average day length in April is 13h and 11min.

When is the sunrise / sunset in April?

On the first day of April, sunrise is at 6:36 am and sunset at 7:15 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 7:41 pm CDT.

How long on average sun shines in April?

In April, the average sunshine duration is 8.6h.

How high is the UV index in April?

In Lamb, the average daily maximum UV index in April is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe 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
Lamb, IL

Average temperature in April - Lamb, IL
  • Average high temperature in April: 66.6°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in April: 48.9°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).

Average pressure in April
Lamb, IL

Average pressure in April - Lamb, IL
  • Average pressure in April: 29.96"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in April
Lamb, IL

Average wind speed in April - Lamb, IL
  • Average wind speed in April: 9.8mph

The windiest month (with the highest average wind speed) is February (9.9mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).

Average humidity in April
Lamb, IL

Average humidity in April - Lamb, IL
  • Average humidity in April: 77%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in April
Lamb, IL

Average rainfall in April - Lamb, IL
  • Average rainfall in April: 2.2"

The wettest month (with the highest rainfall) is April (2.2").
The driest month (with the least rainfall) is September (0.91").

Average rainfall days in April
Lamb, IL

Average rainfall days in April - Lamb, IL
  • Average rainfall days in April: 13 days

The month with the highest number of rainy days is July (14.8 days).
The month with the least rainy days is January (8.2 days).

Average snowfall in April
Lamb, IL

Average snowfall in April - Lamb, IL
  • Average snowfall in April: 0.04"

The month with the highest snowfall is January (0.79").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in April
Lamb, IL

Average snowfall days in April - Lamb, IL
  • Average snowfall days in April: 0.3 days

The month with the highest number of snowfall days is January (4.4 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
Lamb, IL

Average daylight in April / Average sunshine in April - Lamb, IL
  • Average daylight in April: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in April: 8h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in April
Lamb, IL

Average sunshine days in April - Lamb, IL
  • Average sunshine days in April: 14.9 days

The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (13.1 days).

Average UV index in April
Lamb, IL

Average UV index in April - Lamb, IL
  • Average UV index in April: 5

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

Average cloud cover in April
Lamb, IL

Average cloud cover in April - Lamb, IL
  • Average cloud cover in April: 41

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in April
Lamb, IL

Average visibility in April - Lamb, IL
  • 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).

Lamb, Illinois, USA

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