May weather forecast
Phoenix, IL

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Weather in May

The last month of the spring, May, is a pleasant month in Phoenix, Illinois, with an average temperature ranging between min 52.3°F (11.3°C) and max 68.7°F (20.4°C).

Temperature

Phoenix's weather shows a temperature rise with the arrival of May, moving from a mild 56.7°F (13.7°C) in April to a pleasant 68.7°F (20.4°C). An average minimum temperature of 52.3°F (11.3°C) marks the month of May in Phoenix.

Humidity

In Phoenix, the average relative humidity in May is 76%.

Rainfall

May is the month with the most rainfall in Phoenix. Rain falls for 17.4 days and accumulates 4.17" (106mm) of precipitation.

Snowfall

In Phoenix, Illinois, snow does not fall in May through September.

Daylight

The average length of the day in May in Phoenix is 14h and 33min.
On the first day of the month, sunrise is at 5:46 am and sunset at 7:49 pm. On the last day of May, in Phoenix, Illinois, sunrise is at 5:18 am and sunset at 8:17 pm CDT.

Sunshine

In May, the average sunshine is 8.6h.

UV index

In Phoenix, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 5 during May leads to these instructions:
Undertake precautions - It is suggested to shield oneself from sunburn. To protect against the Sun's most potent rays, avoid direct exposure around midday. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
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Frequently asked questions

What is the temperature in May in Phoenix?

Phoenix in May has an average high-temperature of 68.7°F (20.4°C) and an average low-temperature of 52.3°F (11.3°C).

What is the average humidity in May in Phoenix?

The average relative humidity in May in Phoenix is 76%.

What is the rainiest month in Phoenix?

May is the month with the most rainfall in Phoenix, Illinois. Rain falls for 17.4 days and accumulates 4.17" (106mm) of precipitation.

How much does it rain in Phoenix in May?

In Phoenix, during May, the rain falls for 17.4 days and regularly aggregates up to 4.17" (106mm) of precipitation.

When it does not snow in Phoenix?

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

Does it snow in Phoenix in May?

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

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

In May, the average day length in Phoenix is 14h and 33min.

When are sunrise and sunset in May in Phoenix?

In May, on the first day of the month, sunrise is at 5:46 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:18 am and sunset at 8:17 pm CDT.

How long on average sun shines in May in Phoenix?

In May, the average sunshine duration is 8.6h.

How high is the UV index in May in Phoenix?

The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
Phoenix, IL

Average temperature in May - Phoenix, IL
  • Average high temperature in May: 68.7°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in May: 52.3°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in May
Phoenix, IL

Average pressure in May - Phoenix, 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
Phoenix, IL

Average wind speed in May - Phoenix, IL
  • Average wind speed in May: 8.3mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in May
Phoenix, IL

Average humidity in May - Phoenix, 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 (73%).

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Average rainfall in May
Phoenix, IL

Average rainfall in May - Phoenix, IL
  • Average rainfall in May: 4.17"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is December (1.54").

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Average rainfall days in May
Phoenix, IL

Average rainfall days in May - Phoenix, IL
  • Average rainfall days in May: 17.4 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is February (6.1 days).

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Average snowfall in May
Phoenix, IL

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

The month with the highest snowfall is January (4.53").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in May
Phoenix, IL

Average snowfall days in May - Phoenix, IL
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Phoenix, IL
  • Average daylight in May: 14h and 3min

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 12min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in May
Phoenix, IL

Average sunshine days in May - Phoenix, IL
  • Average sunshine days in May: 11.8 days

The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is April (10.2 days).

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Average UV index in May
Phoenix, IL

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

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

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Average cloud cover in May
Phoenix, IL

Average cloud cover in May - Phoenix, IL
  • Average cloud cover in May: 42

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in May
Phoenix, IL

Average visibility in May - Phoenix, IL
  • Average visibility in May: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Phoenix, Illinois, USA

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