May weather forecast
Anchor, IL

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Weather in May

The last month of the spring, May, is an agreeable month in Anchor, Illinois, with an average temperature fluctuating between 55.4°F (13°C) and 71.6°F (22°C).

Temperature

Anchor's weather in May shows a rise in the average high-temperature, moving up from April's enjoyable 60.8°F (16°C) to a pleasant 71.6°F (22°C). An average minimum temperature of 55.4°F (13°C) marks the month of May.

Humidity

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

Rainfall

The month with the most rainfall is May, when the rain falls for 14.9 days and typically aggregates up to 1.93" (49mm) of precipitation.

Snowfall

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

Daylight

In May, the average length of the day is 14h and 28min.
On the first day of May, sunrise is at 5:51 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 8:18 pm CDT.

Sunshine

In Anchor, Illinois, the average sunshine in May is 8.8h.

UV index

In Anchor, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In May, a daily maximum UV index of 5 leads to the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

An average high-temperature, in May, in Anchor, is 71.6°F (22°C) and the average low-temperature is 55.4°F (13°C).

What is the average humidity in May?

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

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 14.9 days and typically aggregates up to 1.93" (49mm) of precipitation.

How much does it rain in May?

In May, the rain falls for 14.9 days. Throughout May, 1.93" (49mm) of precipitation is accumulated.

When it does not snow?

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

Does it snow in May?

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

How many hours of daylight does Anchor have in May?

In Anchor, the average day length in May is 14h and 28min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:51 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 8:18 pm CDT.

How many hours of sunshine does Anchor have in May?

The average sunshine duration in May is 8.8h.

What is the UV index intensity in May?

In Anchor, Illinois, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Anchor, IL

Average temperature in May - Anchor, IL
  • Average high temperature in May: 71.6°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in May: 55.4°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).

Average pressure in May
Anchor, IL

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in May
Anchor, IL

Average wind speed in May - Anchor, IL
  • Average wind speed in May: 9.2mph

The windiest month (with the highest average wind speed) is January (11mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in May
Anchor, IL

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

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).

Average rainfall in May
Anchor, IL

Average rainfall in May - Anchor, IL
  • Average rainfall in May: 1.93"

The wettest month (with the highest rainfall) is May (1.93").
The driest months (with the least rainfall) are February and December (0.75").

Average rainfall days in May
Anchor, IL

Average rainfall days in May - Anchor, IL
  • Average rainfall days in May: 14.9 days

The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in May
Anchor, IL

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

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

Average snowfall days in May
Anchor, IL

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

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in May
Anchor, IL

Average sunshine days in May - Anchor, IL
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (10.3 days).

Average UV index in May
Anchor, IL

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

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).

Average cloud cover in May
Anchor, IL

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

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 33).

Average visibility in May
Anchor, IL

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

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

Anchor, Illinois, USA

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