May weather forecast
Perry, TX

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Weather in May

May, the last month of the spring in Perry, is another warm month, with an average temperature fluctuating between 64.9°F (18.3°C) and 82.4°F (28°C).

Temperature

As April transitions into May, a subtle temperature shift is observed, with average highs adjusting from 75.7°F (24.3°C) to a still warm 82.4°F (28°C). An average minimum temperature of 64.9°F (18.3°C) is recorded during the month of May.

Heat index

Throughout May, the heat index is calculated to be a hot 89.6°F (32°C). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

With an average relative humidity of 77%, May is the most humid month.

Rainfall

In May, in Perry, the rain falls for 12.9 days. Throughout May, 1.89" (48mm) of precipitation is accumulated. Throughout the year, there are 113.1 rainfall days, and 14.17" (360mm) of precipitation is accumulated.

Snowfall

In Perry, snow does not fall in January, March through December.

Daylight

In May, the average length of the day is 13h and 46min.
On the first day of May, sunrise is at 6:41 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:27 pm CDT.

Sunshine

The average sunshine in May is 8.5h.

UV index

In May, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 in May interprets into the following recommendations:
Deflect overexposure. Sun protection is a necessity. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in May?

In May, the average high-temperature and low-temperature are 82.4°F (28°C) and 64.9°F (18.3°C) respectively. In May, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 89.6°F (32°C).

What is the most humid month?

May is the most humid month, with an average relative humidity of 77%.

What is the average humidity in May?

The average relative humidity in May in Perry is 77%.

How many days does it rain in May?

In May, the rain falls for 12.9 days. Throughout May, 1.89" (48mm) of precipitation is accumulated.

When it does not snow?

January, March through December are months without snowfall.

What is the average length of the day in May?

In Perry, the average day length in May is 13h and 46min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:41 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 8:27 pm CDT.

How long on average sun shines in May?

In Perry, the average sunshine duration in May is 8.5h.

What is the UV index reading in May?

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents 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
Perry, TX

Average temperature in May - Perry, TX
  • Average high temperature in May: 82.4°F

The warmest month (with the highest average high temperature) is August (96.4°F).
The month with the lowest average high temperature is January (57°F).

  • Average low temperature in May: 64.9°F

The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (40.8°F).

Average pressure in May
Perry, TX

Average pressure in May - Perry, TX
  • Average pressure in May: 29.93"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in May
Perry, TX

Average wind speed in May - Perry, TX
  • Average wind speed in May: 8.8mph

The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest month (with the lowest average wind speed) is September (6.6mph).

Average humidity in May
Perry, TX

Average humidity in May - Perry, TX
  • Average humidity in May: 77%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (59%).

Average rainfall in May
Perry, TX

Average rainfall in May - Perry, TX
  • Average rainfall in May: 1.89"

The wettest month (with the highest rainfall) is October (2.09").
The driest month (with the least rainfall) is February (0.71").

Average rainfall days in May
Perry, TX

Average rainfall days in May - Perry, TX
  • Average rainfall days in May: 12.9 days

The month with the highest number of rainy days is May (12.9 days).
The month with the least rainy days is January (5.8 days).

Average snowfall in May
Perry, TX

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

The month with the highest snowfall is February (0.08").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in May
Perry, TX

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

The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in May / Average sunshine in May - Perry, TX
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in May: 8h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in May
Perry, TX

Average sunshine days in May - Perry, TX
  • Average sunshine days in May: 14.8 days

The month with the most sunshine days is January (24 days).
The month with the least sunshine days is May (14.8 days).

Average UV index in May
Perry, TX

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

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

Average cloud cover in May
Perry, TX

Average cloud cover in May - Perry, TX
  • Average cloud cover in May: 40

The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in May
Perry, TX

Average visibility in May - Perry, 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).

Perry, Texas, USA

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