May weather forecast
Florence, MO

Share

Weather in May

The last month of the spring, May, is a warm month in Florence, Missouri, with an average temperature ranging between min 55.9°F (13.3°C) and max 74.5°F (23.6°C).

Temperature

The rise of average high-temperatures is seen in May, with an increase from an enjoyable 65.3°F (18.5°C) in April to a moderately hot 74.5°F (23.6°C). Florence experiences a nighttime temperature average of 55.9°F (13.3°C) during May.

Humidity

With an average relative humidity of 79%, May is the most humid month.

Rainfall

May is the month with the most rainfall. Rain falls for 16.9 days and accumulates 4.25" (108mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In Florence, the average length of the day in May is 14h and 17min.
On the first day of the month, sunrise is at 6:13 am and sunset at 8:04 pm. On the last day of May, sunrise is at 5:49 am and sunset at 8:30 pm CDT.

Sunshine

The average sunshine in May is 9h.

UV index

In May, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily high UV index of 5 in May leads to these guidelines:
Be vigilant - Suggestions to stave off sun damage are provided. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

In Florence, 74.5°F (23.6°C) is the average high-temperature and 55.9°F (13.3°C) is the average low-temperature during May.

What is the most humid month?

The most humid month is May, with an average relative humidity of 79%.

What is the average humidity in May?

The average relative humidity in May is 79%.

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 16.9 days and typically aggregates up to 4.25" (108mm) of precipitation.

How much does it rain in May?

In May, the rain falls for 16.9 days. Throughout May, 4.25" (108mm) of precipitation is accumulated.

When it does not snow?

May through September are months without snowfall.

Does it snow in May?

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

How many hours of daylight does Florence have in May?

In Florence, the average day length in May is 14h and 17min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:13 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 8:30 pm CDT.

How long on average sun shines in May?

The average sunshine duration in May is 9h.

How high is the UV index in May?

The average daily maximum UV index in May in Florence is 5. A UV Index estimate of 3 to 5 represents a moderate 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
Florence, MO

Average temperature in May - Florence, MO
  • Average high temperature in May: 74.5°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in May: 55.9°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure in May
Florence, MO

Average pressure in May - Florence, 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 (29.91"Hg).

Average wind speed in May
Florence, MO

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

The windiest months (with the highest average wind speed) are January and March (9.5mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

Average humidity in May
Florence, MO

Average humidity in May - Florence, MO
  • Average humidity in May: 79%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (72%).

Average rainfall in May
Florence, MO

Average rainfall in May - Florence, MO
  • Average rainfall in May: 4.25"

The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is January (1.3").

Average rainfall days in May
Florence, MO

Average rainfall days in May - Florence, MO
  • Average rainfall days in May: 16.9 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.2 days).

Average snowfall in May
Florence, MO

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

The month with the highest snowfall is February (3.46").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Florence, MO

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

The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Florence, 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 0min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 54min).

Average sunshine days in May
Florence, MO

Average sunshine days in May - Florence, MO
  • Average sunshine days in May: 10.9 days

The month with the most sunshine days is December (20.3 days).
The month with the least sunshine days is May (10.9 days).

Average UV index in May
Florence, MO

Average UV index in May - Florence, MO
  • Average UV index in May: 5

The months with the highest UV index are 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
Florence, MO

Average cloud cover in May - Florence, MO
  • Average cloud cover in May: 39

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are June and August (Cloud cover 27).

Average visibility in May
Florence, MO

Average visibility in May - Florence, 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).

Florence, Missouri, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location