May weather forecast
River Oaks, TX

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Weather in May

May, the last month of the spring in River Oaks, is another warm month, with an average temperature fluctuating between 63.9°F (17.7°C) and 81.9°F (27.7°C).

Temperature

May brings a slight rise in River Oaks's average high-temperature, moving from 75°F (23.9°C) in April to a still moderately hot 81.9°F (27.7°C). River Oaks reports an average low-temperature of 63.9°F (17.7°C) during the nights of May.

Heat index

For May, the heat index is calculated to be a tropical 86°F (30°C). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.
It is important to note that the heat index values are for shaded areas and light wind scenarios. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is the result of factoring in humidity to the air temperature, indicating perceived warmth. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

With an average relative humidity of 73%, May is the most humid month.

Rainfall

In River Oaks, in May, during 14.4 rainfall days, 3.62" (92mm) of precipitation is typically accumulated. In River Oaks, during the entire year, the rain falls for 128.8 days and collects up to 27.8" (706mm) of precipitation.

Snowfall

In River Oaks, snow does not fall in March through October.

Daylight

In River Oaks, the average length of the day in May is 13h and 52min.
On the first day of May, sunrise is at 6:41 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 8:32 pm CDT.

Sunshine

The average sunshine in May is 8.9h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 7 in May converts into the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

In River Oaks, 81.9°F (27.7°C) is the average high-temperature and 63.9°F (17.7°C) is the average low-temperature during May. In May, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 86°F (30°C).

What is the most humid month?

May is the most humid month, with an average relative humidity of 73%.

What is the average humidity in May?

In May, the average relative humidity is 73%.

How much does it rain in May?

In May, the rain falls for 14.4 days. Throughout May, 3.62" (92mm) of precipitation is accumulated.

When it does not snow?

March through October are months without snowfall.

What is the average length of the day in May?

The average day length in May is 13h and 52min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:41 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 8:32 pm CDT.

How long on average sun shines in May?

In River Oaks, the average sunshine duration in May is 8.9h.

When is the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 7.

What is the UV index intensity in May?

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

Average temperature in May - River Oaks, TX
  • Average high temperature in May: 81.9°F

The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (55.4°F).

  • Average low temperature in May: 63.9°F

The month with the highest average low temperature is August (75.4°F).
The coldest month (with the lowest average low temperature) is January (38.5°F).

Average pressure in May
River Oaks, TX

Average pressure in May - River Oaks, TX
  • Average pressure in May: 29.91"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in May
River Oaks, TX

Average wind speed in May - River Oaks, TX
  • Average wind speed in May: 9.3mph

The windiest months (with the highest average wind speed) are March and April (10.5mph).
The calmest month (with the lowest average wind speed) is September (6.8mph).

Average humidity in May
River Oaks, TX

Average humidity in May - River Oaks, TX
  • Average humidity in May: 73%

The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (56%).

Average rainfall in May
River Oaks, TX

Average rainfall in May - River Oaks, TX
  • Average rainfall in May: 3.62"

The wettest month (with the highest rainfall) is October (3.7").
The driest month (with the least rainfall) is February (1.42").

Average rainfall days in May
River Oaks, TX

Average rainfall days in May - River Oaks, TX
  • Average rainfall days in May: 14.4 days

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is January (6 days).

Average snowfall in May
River Oaks, TX

Average snowfall in May - River Oaks, TX
  • Average snowfall in May: 0"

The month with the highest snowfall is February (1.22").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

Average snowfall days in May
River Oaks, TX

Average snowfall days in May - River Oaks, 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 March, April, May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
River Oaks, TX

Average daylight in May / Average sunshine in May - River Oaks, 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 5min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in May
River Oaks, TX

Average sunshine days in May - River Oaks, TX
  • Average sunshine days in May: 14.8 days

The month with the most sunshine days is January (23.9 days).
The month with the least sunshine days is May (14.8 days).

Average UV index in May
River Oaks, TX

Average UV index in May - River Oaks, TX
  • Average UV index in May: 7

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

Average cloud cover in May
River Oaks, TX

Average cloud cover in May - River Oaks, TX
  • Average cloud cover in May: 35

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 19).

Average visibility in May
River Oaks, TX

Average visibility in May - River Oaks, 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).

River Oaks, Texas, USA

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