May weather forecast
Princeton, TX

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Weather in May

May, the last month of the spring in Princeton, is a warm month, with temperature in the range of an average low of 63.5°F (17.5°C) and an average high of 80.4°F (26.9°C).

Temperature

May's arrival coincides with a marginal rise in the average high-temperature, moving from April's pleasant 73°F (22.8°C) to a moderately hot 80.4°F (26.9°C). In the month of May, the average low-temperature in Princeton usually rests at a refreshing 63.5°F (17.5°C).

Humidity

The most humid month is May, with an average relative humidity of 76%.

Rainfall

In Princeton, in May, during 15.3 rainfall days, 3.94" (100mm) of precipitation is typically accumulated. Throughout the year, there are 144.7 rainfall days, and 33.54" (852mm) of precipitation is accumulated.

Snowfall

March through October are months without snowfall in Princeton.

Daylight

The average length of the day in May is 13h and 53min.
On the first day of the month, sunrise is at 6:37 am and sunset at 8:08 pm. On the last day of May, in Princeton, sunrise is at 6:17 am and sunset at 8:29 pm CDT.

Sunshine

The average sunshine in May in Princeton is 8.7h.

UV index

In May, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 6 in May translates into these instructions:
Shield from overexposure. Defense against sun-related harm is required. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures in Princeton?

Princeton in May has an average high-temperature of 80.4°F (26.9°C) and an average low-temperature of 63.5°F (17.5°C).

What is the most humid month in Princeton?

May is the most humid month in Princeton, with an average relative humidity of 76%.

What is the average humidity in May in Princeton?

In Princeton, the average relative humidity in May is 76%.

How many days does it rain in May in Princeton?

In Princeton, in May, it is raining for 15.3 days, with typically 3.94" (100mm) of accumulated precipitation.

When it does not snow in Princeton?

March through October are months without snowfall in Princeton, Texas.

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

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

When are sunrise and sunset in May in Princeton?

In May, on the first day of the month, sunrise is at 6:37 am and sunset at 8:08 pm. On the last day of the month, in Princeton, Texas, sunrise is at 6:17 am and sunset at 8:29 pm CDT.

How many hours of sunshine does Princeton have in May?

The average sunshine duration in May in Princeton is 8.7h.

What is the UV index intensity in May in Princeton?

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

Average temperature in May - Princeton, TX
  • Average high temperature in May: 80.4°F

The warmest month (with the highest average high temperature) is August (94.8°F).
The month with the lowest average high temperature is January (53.2°F).

  • Average low temperature in May: 63.5°F

The month with the highest average low temperature is August (75.2°F).
The coldest month (with the lowest average low temperature) is January (37.9°F).

Average pressure in May
Princeton, TX

Average pressure in May - Princeton, TX
  • Average pressure in May: 29.92"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
Princeton, TX

Average wind speed in May - Princeton, TX
  • Average wind speed in May: 9.1mph

The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest month (with the lowest average wind speed) is September (6.8mph).

Average humidity in May
Princeton, TX

Average humidity in May - Princeton, TX
  • Average humidity in May: 76%

The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (59%).

Average rainfall in May
Princeton, TX

Average rainfall in May - Princeton, TX
  • Average rainfall in May: 3.94"

The wettest month (with the highest rainfall) is October (4.17").
The driest month (with the least rainfall) is January (1.77").

Average rainfall days in May
Princeton, TX

Average rainfall days in May - Princeton, TX
  • Average rainfall days in May: 15.3 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in May
Princeton, TX

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

The month with the highest snowfall is February (0.71").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

Average snowfall days in May
Princeton, TX

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

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Princeton, TX

Average daylight in May / Average sunshine in May - Princeton, TX
  • 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: 8h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

Average sunshine days in May
Princeton, TX

Average sunshine days in May - Princeton, TX
  • Average sunshine days in May: 14.5 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is September (13.6 days).

Average UV index in May
Princeton, TX

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

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).

Average cloud cover in May
Princeton, TX

Average cloud cover in May - Princeton, TX
  • Average cloud cover in May: 36

The months with the most cloud cover are February and March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in May
Princeton, TX

Average visibility in May - Princeton, TX
  • 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).

Princeton, Texas, USA

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