May weather forecast
Greenfield, MO

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Weather in May

May, the last month of the spring in Greenfield, is a warm month, with an average temperature varying between 75.2°F (24°C) and 56.7°F (13.7°C).

Temperature

As May begins, there's a slight increase in the average high-temperature, moving from a refreshing 66.4°F (19.1°C) in April to a warm 75.2°F (24°C). In Greenfield, the average nighttime temperature during May is a refreshing 56.7°F (13.7°C).

Humidity

With an average relative humidity of 78%, May is the most humid month.

Rainfall

The month with the most rainfall is May, when the rain falls for 17.5 days and typically aggregates up to 5.51" (140mm) of precipitation.

Snowfall

Months with snowfall in Greenfield are January through May, November and December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Greenfield aggregates 0.24" (6mm) of snow. In Greenfield, Missouri, during the entire year, snow falls for 16.1 days and aggregates up to 6.97" (177mm) of snow.

Daylight

In May, the average length of the day in Greenfield, Missouri, is 14h and 12min.
On the first day of May in Greenfield, sunrise is at 6:19 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:56 am and sunset at 8:30 pm CDT.

Sunshine

In May, the average sunshine is 9.1h.

UV index

In May, the average daily maximum UV index in Greenfield is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In May, a daily UV index of 6 turns into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Greenfield in May?

The high-temperature, in May, in Greenfield, records 75.2°F (24°C), while the low-temperature is 56.7°F (13.7°C).

What is the most humid month in Greenfield?

The most humid month in Greenfield, Missouri, is May, with an average relative humidity of 78%.

What is the average humidity in May in Greenfield?

The average relative humidity in May in Greenfield, Missouri, is 78%.

What is the rainiest month in Greenfield?

May is the month with the most rainfall. Rain falls for 17.5 days and accumulates 5.51" (140mm) of precipitation.

How much does it rain in Greenfield in May?

In Greenfield, in May, during 17.5 rainfall days, 5.51" (140mm) of precipitation is typically accumulated.

What is the last month it snows in Greenfield?

May is the last month it regularly snows in Greenfield, Missouri. During 0.2 snowfall days, in May, Greenfield aggregates 0.24" (6mm) of snow.

How many hours of daylight does Greenfield have in May?

In Greenfield, the average day length in May is 14h and 12min.

What time are sunrise and sunset in May in Greenfield?

In May, on the first day of the month, sunrise is at 6:19 am and sunset at 8:05 pm. On the last day of the month, in Greenfield, sunrise is at 5:56 am and sunset at 8:30 pm CDT.

How many hours of sunshine does Greenfield have in May?

The average sunshine duration in May in Greenfield is 9.1h.

What is the UV index reading in May in Greenfield?

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from 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
Greenfield, MO

Average temperature in May - Greenfield, MO
  • Average high temperature in May: 75.2°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in May: 56.7°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

Average pressure in May
Greenfield, MO

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in May
Greenfield, MO

Average wind speed in May - Greenfield, MO
  • Average wind speed in May: 8.5mph

The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity in May
Greenfield, MO

Average humidity in May - Greenfield, MO
  • Average humidity in May: 78%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).

Average rainfall in May
Greenfield, MO

Average rainfall in May - Greenfield, MO
  • Average rainfall in May: 5.51"

The wettest month (with the highest rainfall) is May (5.51").
The driest month (with the least rainfall) is December (1.54").

Average rainfall days in May
Greenfield, MO

Average rainfall days in May - Greenfield, MO
  • Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is May (17.5 days).
The months with the least rainy days are January and December (6.8 days).

Average snowfall in May
Greenfield, MO

Average snowfall in May - Greenfield, MO
  • Average snowfall in May: 0.24"

The month with the highest snowfall is February (2.36").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in May
Greenfield, MO

Average snowfall days in May - Greenfield, MO
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is February (5.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Greenfield, MO

Average daylight in May / Average sunshine in May - Greenfield, MO
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 9h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

Average sunshine days in May
Greenfield, MO

Average sunshine days in May - Greenfield, MO
  • Average sunshine days in May: 12 days

The month with the most sunshine days is December (20.6 days).
The month with the least sunshine days is July (11 days).

Average UV index in May
Greenfield, MO

Average UV index in May - Greenfield, MO
  • Average UV index in May: 6

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in May
Greenfield, MO

Average cloud cover in May - Greenfield, MO
  • Average cloud cover in May: 38

The months with the most cloud cover are February and March (Cloud cover 46).
The months with the least cloud cover are June and August (Cloud cover 26).

Average visibility in May
Greenfield, MO

Average visibility in May - Greenfield, 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).

Greenfield, Missouri, USA

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