June weather forecast
Rio Grande City, TX

Share

Weather in June

The first month of the summer, June, is a sweltering month in Rio Grande City, Texas, with an average temperature fluctuating between 76.8°F (24.9°C) and 97.7°F (36.5°C).

Temperature

Rio Grande City's shift from May to June is accompanied by an average high-temperature of a torrid 97.7°F (36.5°C), a slight deviation from 93.9°F (34.4°C). Rio Grande City experiences a steady low-temperature of 76.8°F (24.9°C) throughout June.

Heat index

For most parts of June, the heat index is computed to be a burning hot 122°F (50°C). Stay vigilant: Heat cramps along with heat exhaustion are expected. Heatstroke may follow prolonged exertion.
Remember that heat index calculations are made for conditions in the shade with light wind. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a single figure representing how weather conditions feel when combining temperature and humidity. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly important for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

In June, the average relative humidity in Rio Grande City is 60%.

Rainfall

In Rio Grande City, during June, the rain falls for 8.1 days and regularly aggregates up to 1.38" (35mm) of precipitation. In Rio Grande City, during the entire year, the rain falls for 98.5 days and collects up to 13.11" (333mm) of precipitation.

Snowfall

In Rio Grande City, Texas, snow does not fall in March through December.

Daylight

The month with the longest days is June, with an average of 13h and 48min of daylight.
On the first day of the month, sunrise is at 6:42 am and sunset at 8:24 pm. On the last day of June, in Rio Grande City, sunrise is at 6:46 am and sunset at 8:32 pm CDT.

Sunshine

The months with the most sunshine are June and July, with an average of 11.3h of sunshine.

UV index

The average daily maximum UV index in June in Rio Grande City is 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: In June, a regular UV index of 7 translates into these guidelines:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
[Resources]

Frequently asked questions

How hot does it get in Rio Grande City in June?

In Rio Grande City, in June, the average high-temperature is 97.7°F (36.5°C), and the average low-temperature is 76.8°F (24.9°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, in June is computed to be 122°F (50°C).

What is the average humidity in June in Rio Grande City?

In June, the average relative humidity in Rio Grande City, Texas, is 60%.

How much does it rain in Rio Grande City in June?

In Rio Grande City, Texas, in June, it is raining for 8.1 days, with typically 1.38" (35mm) of accumulated precipitation.

When it does not snow in Rio Grande City?

In Rio Grande City, snow does not fall in March through December.

When are the longest days in Rio Grande City?

The month with the longest days in Rio Grande City is June, with an average of 13h and 48min of daylight.

What is the average length of the day in June in Rio Grande City?

In Rio Grande City, the average day length in June is 13h and 46min.

What time are sunrise and sunset in June in Rio Grande City?

On the first day of June, sunrise is at 6:42 am and sunset at 8:24 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 8:32 pm CDT.

What is the month with the most sunshine in Rio Grande City?

The months with the most sunshine are June and July, with an average of 11.3h of sunshine.

How many hours of sunshine does Rio Grande City have in June?

In Rio Grande City, Texas, the average sunshine duration in June is 11.3h.

What is the UV index reading in June in Rio Grande City?

The average daily maximum UV index in June is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Rio Grande City, TX

Average temperature in June - Rio Grande City, TX
  • Average high temperature in June: 97.7°F

The warmest month (with the highest average high temperature) is August (100°F).
The month with the lowest average high temperature is January (69.8°F).

  • Average low temperature in June: 76.8°F

The month with the highest average low temperature is August (80.1°F).
The coldest month (with the lowest average low temperature) is January (52.7°F).

[Resources]

Average pressure in June
Rio Grande City, TX

Average pressure in June - Rio Grande City, TX
  • Average pressure in June: 29.87"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are May and June (29.87"Hg).

[Resources]

Average wind speed in June
Rio Grande City, TX

Average wind speed in June - Rio Grande City, TX
  • Average wind speed in June: 12.9mph

The windiest month (with the highest average wind speed) is July (13.9mph).
The calmest month (with the lowest average wind speed) is December (9.2mph).

[Resources]

Average humidity in June
Rio Grande City, TX

Average humidity in June - Rio Grande City, TX
  • Average humidity in June: 60%

The month with the highest relative humidity is December (65%).
The month with the lowest relative humidity is August (53%).

[Resources]

Average rainfall in June
Rio Grande City, TX

Average rainfall in June - Rio Grande City, TX
  • Average rainfall in June: 1.38"

The wettest month (with the highest rainfall) is September (2.56").
The driest month (with the least rainfall) is February (0.47").

[Resources]

Average rainfall days in June
Rio Grande City, TX

Average rainfall days in June - Rio Grande City, TX
  • Average rainfall days in June: 8.1 days

The month with the highest number of rainy days is September (15.3 days).
The month with the least rainy days is February (5.8 days).

[Resources]

Average snowfall days in June
Rio Grande City, TX

Average snowfall days in June - Rio Grande City, TX
  • Average snowfall days in June: 0 days

The months with the highest number of snowfall days are January and February (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

[Resources]

Average daylight in June /
Average sunshine in June
Rio Grande City, TX

Average daylight in June / Average sunshine in June - Rio Grande City, TX
  • Average daylight in June: 13h and 5min

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in June: 11h and 2min

The months with the most sunshine are June and July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

[Resources]

Average sunshine days in June
Rio Grande City, TX

Average sunshine days in June - Rio Grande City, TX
  • Average sunshine days in June: 19.9 days

The months with the most sunshine days are July and August (22.6 days).
The month with the least sunshine days is September (12.9 days).

[Resources]

Average UV index in June
Rio Grande City, TX

Average UV index in June - Rio Grande City, TX
  • Average UV index in June: 7

The months with the highest UV index are July and August (UV index 8).
The month with the lowest UV index is December (UV index 4).

[Resources]

Average cloud cover in June
Rio Grande City, TX

Average cloud cover in June - Rio Grande City, TX
  • Average cloud cover in June: 22

The month with the most cloud cover is December (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 16).

[Resources]

Average visibility in June
Rio Grande City, TX

Average visibility in June - Rio Grande City, TX
  • Average visibility in June: 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).

[Resources]

Rio Grande City, Texas, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location