April weather forecast
Northbrook, OH

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Weather in April

April is a comfortable spring month in Northbrook, Ohio, with temperature in the range of an average high of 63.1°F (17.3°C) and an average low of 45.7°F (7.6°C).

Temperature

With the onset of April, the average high-temperature slightly shifts from March's cool 51.4°F (10.8°C) to an enjoyable 63.1°F (17.3°C). An average minimum temperature of 45.7°F (7.6°C) is recorded in Northbrook during the month of April.

Humidity

The average relative humidity in April in Northbrook is 75%.

Rainfall

In Northbrook, during April, the rain falls for 13 days and regularly aggregates up to 1.22" (31mm) of precipitation. In Northbrook, during the entire year, the rain falls for 121.7 days and collects up to 12.4" (315mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. April is the last month it regularly snows in Northbrook. During 0.5 snowfall days, in April, Northbrook aggregates 0.12" (3mm) of snow. Throughout the year, there are 23.7 snowfall days, and 3.98" (101mm) of snow is accumulated.

Daylight

The average length of the day in April is 13h and 16min.
On the first day of April, sunrise is at 7:21 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 8:31 pm EDT.

Sunshine

The average sunshine in April is 7.6h.

UV index

In Northbrook, the average daily maximum UV index in April is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 4 during April translates into the following directions:
Adopt protective measures - Suggestions to resist sunburn are offered. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Northbrook in April?

In Northbrook, in April, the average high-temperature is 63.1°F (17.3°C), and the average low-temperature is 45.7°F (7.6°C).

What is the average humidity in April in Northbrook?

The average relative humidity in April in Northbrook is 75%.

How many days does it rain in April in Northbrook?

In April, in Northbrook, the rain falls for 13 days. Throughout April, 1.22" (31mm) of precipitation is accumulated.

What is the last month it snows in Northbrook?

April is the last month it regularly snows in Northbrook, Ohio. During 0.5 snowfall days, in April, Northbrook aggregates 0.12" (3mm) of snow.

What is the average length of the day in April in Northbrook?

In April, the average day length in Northbrook, Ohio, is 13h and 16min.

When is the sunrise / sunset in April in Northbrook?

On the first day of April in Northbrook, sunrise is at 7:21 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 8:31 pm EDT.

How long on average sun shines in April in Northbrook?

The average sunshine duration in April in Northbrook is 7.6h.

How high is the UV index in April in Northbrook?

In April, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health from 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
Northbrook, OH

Average temperature in April - Northbrook, OH
  • Average high temperature in April: 63.1°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in April: 45.7°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 (23.2°F).

Average pressure in April
Northbrook, OH

Average pressure in April - Northbrook, OH
  • Average pressure in April: 29.96"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in April
Northbrook, OH

Average wind speed in April - Northbrook, OH
  • Average wind speed in April: 8.6mph

The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in April
Northbrook, OH

Average humidity in April - Northbrook, OH
  • Average humidity in April: 75%

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are August, September and October (74%).

Average rainfall in April
Northbrook, OH

Average rainfall in April - Northbrook, OH
  • Average rainfall in April: 1.22"

The wettest month (with the highest rainfall) is May (1.42").
The driest month (with the least rainfall) is September (0.63").

Average rainfall days in April
Northbrook, OH

Average rainfall days in April - Northbrook, OH
  • Average rainfall days in April: 13 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is November (6.5 days).

Average snowfall in April
Northbrook, OH

Average snowfall in April - Northbrook, OH
  • Average snowfall in April: 0.12"

The month with the highest snowfall is January (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in April
Northbrook, OH

Average snowfall days in April - Northbrook, OH
  • Average snowfall days in April: 0.5 days

The month with the highest number of snowfall days is February (6.1 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
Northbrook, OH

Average daylight in April / Average sunshine in April - Northbrook, OH
  • 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 30min).

  • Average sunshine in April: 7h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in April
Northbrook, OH

Average sunshine days in April - Northbrook, OH
  • Average sunshine days in April: 15.3 days

The month with the most sunshine days is November (20.8 days).
The month with the least sunshine days is June (14 days).

Average UV index in April
Northbrook, OH

Average UV index in April - Northbrook, OH
  • Average UV index in April: 4

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in April
Northbrook, OH

Average cloud cover in April - Northbrook, OH
  • Average cloud cover in April: 44

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in April
Northbrook, OH

Average visibility in April - Northbrook, OH
  • 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).

Northbrook, Ohio, USA

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