May weather forecast
Brookfield, IL

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Weather in May

May, the last month of the spring in Brookfield, is an enjoyable month, with an average temperature varying between 64.9°F (18.3°C) and 51.4°F (10.8°C).

Temperature

The transition from April to May brings a temperature rise, with average high-temperatures increasing from a fresh 53.8°F (12.1°C) to a refreshing 64.9°F (18.3°C). Throughout May, Brookfield records an average temperature of 51.4°F (10.8°C) at night.

Humidity

The average relative humidity in May is 76%.

Rainfall

The month with the most rainfall in Brookfield is May, when the rain falls for 11.3 days and typically aggregates up to 1.1" (28mm) of precipitation.

Snowfall

In Brookfield, snow does not fall in May through September.

Daylight

The average length of the day in May is 14h and 34min.
On the first day of May in Brookfield, sunrise is at 5:46 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 8:19 pm CDT.

Sunshine

The average sunshine in May is 8.8h.

UV index

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In May, an average UV index of 5 transforms into the following instructions:
Take precautions - Protection against sun damage is advised. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What are May temperatures in Brookfield?

The high-temperature, in May, in Brookfield, is 64.9°F (18.3°C), while the low-temperature averages to 51.4°F (10.8°C).

What is the average humidity in May in Brookfield?

In May, the average relative humidity is 76%.

What is the rainiest month in Brookfield?

May is the month with the most rainfall. Rain falls for 11.3 days and accumulates 1.1" (28mm) of precipitation.

How many days does it rain in May in Brookfield?

In Brookfield, Illinois, in May, during 11.3 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

When it does not snow in Brookfield?

In Brookfield, snow does not fall in May through September.

Does it snow in Brookfield in May?

In May, in Brookfield, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May in Brookfield?

In May, the average day length in Brookfield is 14h and 34min.

When is the sunrise / sunset in May in Brookfield?

On the first day of May in Brookfield, Illinois, sunrise is at 5:46 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 8:19 pm CDT.

How many hours of sunshine does Brookfield have in May?

In Brookfield, the average sunshine duration in May is 8.8h.

What is the UV index reading in May in Brookfield?

In Brookfield, the average daily maximum UV index in May is 5. 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 May
Brookfield, IL

Average temperature in May - Brookfield, IL
  • Average high temperature in May: 64.9°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in May: 51.4°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

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Average pressure in May
Brookfield, IL

Average pressure in May - Brookfield, IL
  • Average pressure in May: 29.96"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in May
Brookfield, IL

Average wind speed in May - Brookfield, IL
  • Average wind speed in May: 8.6mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

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Average humidity in May
Brookfield, IL

Average humidity in May - Brookfield, IL
  • Average humidity in May: 76%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in May
Brookfield, IL

Average rainfall in May - Brookfield, IL
  • Average rainfall in May: 1.1"

The wettest month (with the highest rainfall) is May (1.1").
The driest months (with the least rainfall) are February, March, November and December (0.39").

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Average rainfall days in May
Brookfield, IL

Average rainfall days in May - Brookfield, IL
  • Average rainfall days in May: 11.3 days

The month with the highest number of rainy days is June (11.7 days).
The month with the least rainy days is January (3.1 days).

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Average snowfall in May
Brookfield, IL

Average snowfall in May - Brookfield, IL
  • Average snowfall in May: 0"

The month with the highest snowfall is February (1.38").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Brookfield, IL

Average snowfall days in May - Brookfield, IL
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Brookfield, IL

Average daylight in May / Average sunshine in May - Brookfield, IL
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in May
Brookfield, IL

Average sunshine days in May - Brookfield, IL
  • Average sunshine days in May: 15.4 days

The month with the most sunshine days is December (23.7 days).
The month with the least sunshine days is June (14.3 days).

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Average UV index in May
Brookfield, IL

Average UV index in May - Brookfield, IL
  • Average UV index in May: 5

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

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Average cloud cover in May
Brookfield, IL

Average cloud cover in May - Brookfield, IL
  • Average cloud cover in May: 41

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in May
Brookfield, IL

Average visibility in May - Brookfield, IL
  • Average visibility in May: 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).

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Brookfield, Illinois, USA

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