April weather forecast
Trilla, IL

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Weather in April

April in Trilla, Illinois, is an enjoyable spring month, with an average temperature fluctuating between 63°F (17.2°C) and 46.6°F (8.1°C).

Temperature

April's arrival coincides with a rise in the average high-temperature, moving from March's fresh 51.4°F (10.8°C) to an enjoyable 63°F (17.2°C). During the month of April, the nighttime temperature in Trilla, Illinois, falls to an average of 46.6°F (8.1°C).

Humidity

The average relative humidity in April is 76%.

Rainfall

The month with the most rainfall in Trilla, Illinois, is April, when the rain falls for 12.2 days and typically aggregates up to 1.3" (33mm) of precipitation.

Snowfall

In Trilla, snow does not fall in April through September.

Daylight

The average length of the day in April is 13h and 16min.
On the first day of the month, sunrise is at 6:36 am and sunset at 7:17 pm. On the last day of April, sunrise is at 5:54 am and sunset at 7:46 pm CDT.

Sunshine

In Trilla, the average sunshine in April is 8.2h.

UV index

In April, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high daily UV index of 4 during April translates into the following directions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
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Frequently asked questions

What is the temperature in April in Trilla?

April temperatures in Trilla, Illinois, vary between a high-temperature of 63°F (17.2°C) and a low-temperature of 46.6°F (8.1°C).

What is the average humidity in April in Trilla?

In Trilla, the average relative humidity in April is 76%.

What is the wettest month in Trilla?

The month with the most rainfall in Trilla is April, when the rain falls for 12.2 days and typically aggregates up to 1.3" (33mm) of precipitation.

How many days does it rain in April in Trilla?

In April, the rain falls for 12.2 days. Throughout April, 1.3" (33mm) of precipitation is accumulated.

When it does not snow in Trilla?

April through September are months without snowfall in Trilla, Illinois.

Does it snow in Trilla in April?

In April, in Trilla, Illinois, it doesn't snow. March is the latest month when it typically snows.

How many hours of daylight does Trilla have in April?

The average day length in April in Trilla, Illinois, is 13h and 16min.

When are sunrise and sunset in April in Trilla?

On the first day of April in Trilla, Illinois, sunrise is at 6:36 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 7:46 pm CDT.

How long on average sun shines in April in Trilla?

In Trilla, the average sunshine duration in April is 8.2h.

What is the UV index intensity in April in Trilla?

In Trilla, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Trilla, IL

Average temperature in April - Trilla, IL
  • Average high temperature in April: 63°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34.5°F).

  • Average low temperature in April: 46.6°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in April
Trilla, IL

Average pressure in April - Trilla, IL
  • Average pressure in April: 29.95"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in April
Trilla, IL

Average wind speed in April - Trilla, IL
  • Average wind speed in April: 10.3mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

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Average humidity in April
Trilla, IL

Average humidity in April - Trilla, IL
  • Average humidity in April: 76%

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

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Average rainfall in April
Trilla, IL

Average rainfall in April - Trilla, IL
  • Average rainfall in April: 1.3"

The wettest month (with the highest rainfall) is April (1.3").
The driest months (with the least rainfall) are February, September and November (0.51").

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Average rainfall days in April
Trilla, IL

Average rainfall days in April - Trilla, IL
  • Average rainfall days in April: 12.2 days

The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is February (5.9 days).

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Average snowfall in April
Trilla, IL

Average snowfall in April - Trilla, IL
  • Average snowfall in April: 0"

The month with the highest snowfall is December (0.87").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in April
Trilla, IL

Average snowfall days in April - Trilla, IL
  • Average snowfall days in April: 0.4 days

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Trilla, IL

Average daylight in April / Average sunshine in April - Trilla, IL
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in April: 8h and 1min

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 12min).

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Average sunshine days in April
Trilla, IL

Average sunshine days in April - Trilla, IL
  • Average sunshine days in April: 15.5 days

The month with the most sunshine days is January (22.2 days).
The month with the least sunshine days is May (13.8 days).

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Average UV index in April
Trilla, IL

Average UV index in April - Trilla, IL
  • 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 December (UV index 1).

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Average cloud cover in April
Trilla, IL

Average cloud cover in April - Trilla, IL
  • Average cloud cover in April: 44

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in April
Trilla, IL

Average visibility in April - Trilla, IL
  • 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).

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Trilla, Illinois, USA

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