May weather forecast
Florence, AZ

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One of the historic buildings of Florence City in Arizona
One of the historic buildings of Florence City in Arizona

Weather in May

May is when Florence, Arizona, experiences a significant transition in weather towards the sweltering summer. Temperatures rise noticeably, and the atmospheric pressure also sees a reduction, indicating the onset of the hotter months. However, rainfall remains constant at 0.2" (5mm). The comfort of the breeze, accompanied by declining rainfall, adds an undeniably pleasant touch to the expanding summer. Consequently, the longer May days host spectacular Arizona sunsets, painting the Florence skies in hues of russet and gold.

Temperature

The coming of May brings a minor shift in Florence's weather, with average high-temperatures adjusting from April's warm 81.5°F (27.5°C) to a tropical 89.2°F (31.8°C). A steady average of 64.9°F (18.3°C) throughout May in Florence underscores a considerable divergence from the daytime high.

Humidity

The average relative humidity in May is 20%.

Rainfall

In Florence, Arizona, during May, the rain falls for 2.1 days and regularly aggregates up to 0.2" (5mm) of precipitation. In Florence, during the entire year, the rain falls for 61.5 days and collects up to 8.31" (211mm) of precipitation.

Daylight

The average length of the day in May in Florence is 13h and 53min.
On the first day of May in Florence, sunrise is at 5:37 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 7:29 pm MST.

Sunshine

The average sunshine in May is 11.9h.

UV index

In Florence, Arizona, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 7 during May translates into the following directions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

How hot is it in Florence in May?

The high-temperature, in May, in Florence, records 89.2°F (31.8°C), while the low-temperature is 64.9°F (18.3°C).

What is the average humidity in May in Florence?

In May, the average relative humidity in Florence is 20%.

How many days does it rain in May in Florence?

In Florence, during May, the rain falls for 2.1 days and regularly aggregates up to 0.2" (5mm) of precipitation.

How many hours of daylight does Florence have in May?

In May, the average day length in Florence, Arizona, is 13h and 53min.

What time are sunrise and sunset in May in Florence?

On the first day of May in Florence, Arizona, sunrise is at 5:37 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 7:29 pm MST.

How long on average sun shines in May in Florence?

In May, the average sunshine duration in Florence is 11.9h.

What is the UV index reading in May in Florence?

In Florence, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Florence, AZ

Average temperature in May - Florence, AZ
  • Average high temperature in May: 89.2°F

The warmest month (with the highest average high temperature) is July (100.2°F).
The month with the lowest average high temperature is December (62.1°F).

  • Average low temperature in May: 64.9°F

The month with the highest average low temperature is August (81.7°F).
The coldest months (with the lowest average low temperature) are January and December (45.9°F).

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Average pressure in May
Florence, AZ

Average pressure in May - Florence, AZ
  • Average pressure in May: 29.85"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in May
Florence, AZ

Average wind speed in May - Florence, AZ
  • Average wind speed in May: 7.4mph

The windiest month (with the highest average wind speed) is May (7.4mph).
The calmest month (with the lowest average wind speed) is December (5.6mph).

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Average humidity in May
Florence, AZ

Average humidity in May - Florence, AZ
  • Average humidity in May: 20%

The month with the highest relative humidity is December (45%).
The month with the lowest relative humidity is June (17%).

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Average rainfall in May
Florence, AZ

Average rainfall in May - Florence, AZ
  • Average rainfall in May: 0.2"

The wettest month (with the highest rainfall) is February (1.06").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in May
Florence, AZ

Average rainfall days in May - Florence, AZ
  • Average rainfall days in May: 2.1 days

The month with the highest number of rainy days is July (10.7 days).
The month with the least rainy days is June (2 days).

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

Average daylight in May / Average sunshine in May - Florence, AZ
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in May: 11h and 5min

The months with the most sunshine are June and August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

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Average sunshine days in May
Florence, AZ

Average sunshine days in May - Florence, AZ
  • Average sunshine days in May: 28.8 days

The month with the most sunshine days is May (28.8 days).
The month with the least sunshine days is July (16.4 days).

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Average UV index in May
Florence, AZ

Average UV index in May - Florence, AZ
  • Average UV index in May: 7

The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in May
Florence, AZ

Average cloud cover in May - Florence, AZ
  • Average cloud cover in May: 8

The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 6).

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Average visibility in May
Florence, AZ

Average visibility in May - Florence, AZ
  • 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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Florence, Arizona, USA

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