May weather forecast
Quincy, MO

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Weather in May

May, the last month of the spring in Quincy, is a warm month, with an average temperature ranging between min 56.5°F (13.6°C) and max 75.4°F (24.1°C).

Temperature

Quincy's transition into May is marked by a temperature shift, moving from an enjoyable 66.2°F (19°C) in April to a moderately hot 75.4°F (24.1°C). Throughout May, an average low-temperature of 56.5°F (13.6°C) is expected.

Humidity

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

Rainfall

May is the month with the most rainfall. Rain falls for 16.7 days and accumulates 4.33" (110mm) of precipitation.

Snowfall

In Quincy, snow does not fall in May through October.

Daylight

The average length of the day in May is 14h and 14min.
On the first day of May, sunrise is at 6:16 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:30 pm CDT.

Sunshine

In May, the average sunshine is 9.1h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: In May, the maximum UV index of 6 suggests these recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

The average high-temperature and low-temperature during May are 75.4°F (24.1°C) and 56.5°F (13.6°C) respectively.

What is the most humid month?

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

What is the average humidity in May?

In May, the average relative humidity is 78%.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 16.7 days and accumulates 4.33" (110mm) of precipitation.

How many days does it rain in May?

In Quincy, in May, it is raining for 16.7 days, with typically 4.33" (110mm) of accumulated precipitation.

When it does not snow in Quincy?

In Quincy, snow does not fall in May through October.

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 Quincy have in May?

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

When are sunrise and sunset in May?

On the first day of May, sunrise is at 6:16 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:30 pm CDT.

How long on average sun shines in May?

In May, the average sunshine duration in Quincy is 9.1h.

What are the months with the highest UV index?

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

What is the UV index intensity in May?

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Quincy, MO

Average temperature in May - Quincy, MO
  • Average high temperature in May: 75.4°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in May: 56.5°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

Average pressure in May
Quincy, MO

Average pressure in May - Quincy, 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
Quincy, MO

Average wind speed in May - Quincy, MO
  • Average wind speed in May: 7.8mph

The windiest month (with the highest average wind speed) is March (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

Average humidity in May
Quincy, MO

Average humidity in May - Quincy, 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
Quincy, MO

Average rainfall in May - Quincy, MO
  • Average rainfall in May: 4.33"

The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is January (1.18").

Average rainfall days in May
Quincy, MO

Average rainfall days in May - Quincy, MO
  • Average rainfall days in May: 16.7 days

The months with the highest number of rainy days are May and July (16.7 days).
The month with the least rainy days is December (6 days).

Average snowfall in May
Quincy, MO

Average snowfall in May - Quincy, MO
  • Average snowfall in May: 0"

The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Quincy, MO

Average snowfall days in May - Quincy, MO
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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 36min).

  • Average sunshine in May: 9h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in May
Quincy, MO

Average sunshine days in May - Quincy, MO
  • Average sunshine days in May: 11.8 days

The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is July (11.7 days).

Average UV index in May
Quincy, MO

Average UV index in May - Quincy, 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, November and December (UV index 2).

Average cloud cover in May
Quincy, MO

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

The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are June and August (Cloud cover 27).

Average visibility in May
Quincy, MO

Average visibility in May - Quincy, 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).

Quincy, Missouri, USA

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