May weather forecast
Princeton, AL

Weather in May

The last month of the spring, May, is a warm month in Princeton, Alabama, with average temperature ranging between min 58.6°F (14.8°C) and max 77.9°F (25.5°C).

Temperature

In May, the average high-temperature marginally rises, from a pleasant 70°F (21.1°C) in April, to a moderately hot 77.9°F (25.5°C). The average low-temperature, in Princeton, is 58.6°F (14.8°C).

Humidity

In Princeton, the average relative humidity is 77%.

Rainfall

In Princeton, during May, the rain falls for 16.6 days and regularly aggregates up to 3.43" (87mm) of precipitation. In Princeton, during the entire year, the rain falls for 171.9 days and collects up to 42.36" (1076mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Princeton, the average length of the day in May is 14h.

Sunshine

In May, the average sunshine in Princeton is 9.5h.

UV index

Months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the average humidity in May in Princeton?

The average relative humidity in May in Princeton, Alabama, is 77%.

How much does it rain in Princeton in May?

In May, the rain falls for 16.6 days. Throughout May, 3.43" (87mm) of precipitation is accumulated.

When it does not snow in Princeton?

In Princeton snow does not fall in April through October.

What is the average length of the day in May in Princeton?

The average length of the day in May in Princeton, Alabama, is 14h.

How long on average sun shines in May in Princeton?

In Princeton, Alabama, the average sunshine in May is 9.5h.

When is the highest UV index in Princeton?

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

What is the UV index reading in May in Princeton?

The average daily maximum UV index in May in Princeton is 6. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to the Sun's UV rays.

Average temperature in May
Princeton, AL

Average temperature in May - Princeton, AL
  • Average high temperature in May: 77.9°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (46.9°F).

  • Average low temperature in May: 58.6°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 (32.7°F).

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Average pressure in May
Princeton, AL

Average pressure in May - Princeton, AL
  • Average pressure in May: 30.01"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.98").

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Average wind speed in May
Princeton, AL

Average wind speed in May - Princeton, AL
  • Average wind speed in May: 6mph

The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

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Average humidity in May
Princeton, AL

Average humidity in May - Princeton, AL
  • Average humidity in May: 77%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in May
Princeton, AL

Average rainfall in May - Princeton, AL
  • Average rainfall in May: 3.43"

The wettest month (with the highest rainfall) is April (4.45").
The driest month (with the least rainfall) is September (2.17").

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Average rainfall days in May
Princeton, AL

Average rainfall days in May - Princeton, AL
  • Average rainfall days in May: 16.6 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (9.1 days).

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Average snowfall in May
Princeton, AL

Average snowfall in May - Princeton, AL
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.83").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in May
Princeton, AL

Average snowfall days in May - Princeton, AL
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (1.9 days).
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
Princeton, AL

Average daylight in May / Average sunshine in May - Princeton, AL
  • Average daylight in May: 14h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in May: 9.5h

The month with the most sunshine is June (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.5h).

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Average sunshine days in May
Princeton, AL

Average sunshine days in May - Princeton, AL
  • Average sunshine days in May: 12.3 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is June (10.3 days).

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Average UV index in May
Princeton, AL

Average UV index in May - Princeton, AL
  • Average UV index in May: 6

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

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Average cloud cover in May
Princeton, AL

Average cloud cover in May - Princeton, AL
  • Average cloud cover in May: 37

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in May
Princeton, AL

Average visibility in May - Princeton, AL
  • Average visibility in May: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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