May weather forecast
Earth City, MO

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Weather in May

May, the last month of the spring in Earth City, is a moderately hot month, with an average temperature ranging between min 57.6°F (14.2°C) and max 74.8°F (23.8°C).

Temperature

As Earth City transitions into May, the average high-temperature is observed to rise from a comfortable 65.3°F (18.5°C) in April to a warm 74.8°F (23.8°C). Throughout the month of May, Earth City sees a steady low-temperature average of 57.6°F (14.2°C).

Humidity

With an average relative humidity of 77%, May is the most humid month.

Rainfall

The month with the most rainfall in Earth City is May, when the rain falls for 16 days and typically aggregates up to 3.31" (84mm) of precipitation.

Snowfall

April through October are months without snowfall in Earth City.

Daylight

The average length of the day in May is 14h and 19min.
On the first day of the month, sunrise is at 6:03 am and sunset at 7:54 pm. On the last day of May, sunrise is at 5:38 am and sunset at 8:20 pm CDT.

Sunshine

The average sunshine in May is 9.5h.

UV index

The months with the highest UV index in Earth City are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index, 6 during May, leads to the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What is the usual temperature for Earth City in May?

The high-temperature during May is 74.8°F (23.8°C) and the low-temperature is 57.6°F (14.2°C).

What is the most humid month in Earth City?

The most humid month in Earth City is May, with an average relative humidity of 77%.

What is the average humidity in May in Earth City?

In Earth City, Missouri, the average relative humidity in May is 77%.

What is the wettest month in Earth City?

The month with the most rainfall is May, when the rain falls for 16 days and typically aggregates up to 3.31" (84mm) of precipitation.

How many days does it rain in May in Earth City?

In May, in Earth City, the rain falls for 16 days. Throughout May, 3.31" (84mm) of precipitation is accumulated.

When it does not snow in Earth City?

April through October are months without snowfall in Earth City.

How many hours of daylight does Earth City have in May?

In May, the average day length in Earth City is 14h and 19min.

What time are sunrise and sunset in May in Earth City?

On the first day of May, sunrise is at 6:03 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 8:20 pm CDT.

How many hours of sunshine does Earth City have in May?

In May, the average sunshine duration is 9.5h.

When is the highest UV index in Earth City?

The months with the highest UV index in Earth City are May through August, with an average maximum UV index of 6.

How high is the UV index in May in Earth City?

In May, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to 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
Earth City, MO

Average temperature in May - Earth City, MO
  • Average high temperature in May: 74.8°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (37.2°F).

  • Average low temperature in May: 57.6°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in May
Earth City, MO

Average pressure in May - Earth City, MO
  • Average pressure in May: 29.95"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in May
Earth City, MO

Average wind speed in May - Earth City, MO
  • Average wind speed in May: 7.3mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

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Average humidity in May
Earth City, MO

Average humidity in May - Earth City, MO
  • Average humidity in May: 77%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in May
Earth City, MO

Average rainfall in May - Earth City, MO
  • Average rainfall in May: 3.31"

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is February (1.42").

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Average rainfall days in May
Earth City, MO

Average rainfall days in May - Earth City, MO
  • Average rainfall days in May: 16 days

The month with the highest number of rainy days is July (16.3 days).
The months with the least rainy days are February and December (7.3 days).

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Average snowfall in May
Earth City, MO

Average snowfall in May - Earth City, MO
  • Average snowfall in May: 0"

The month with the highest snowfall is February (2.05").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in May
Earth City, MO

Average snowfall days in May - Earth City, MO
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (6.8 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
Earth City, MO

Average daylight in May / Average sunshine in May - Earth City, MO
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 9h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in May
Earth City, MO

Average sunshine days in May - Earth City, MO
  • Average sunshine days in May: 12.1 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is July (11.4 days).

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Average UV index in May
Earth City, MO

Average UV index in May - Earth City, MO
  • Average UV index in May: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in May
Earth City, MO

Average cloud cover in May - Earth City, MO
  • Average cloud cover in May: 37

The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in May
Earth City, MO

Average visibility in May - Earth City, MO
  • 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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Earth City, Missouri, USA

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