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April Weather in Rio Grande City, United States

Last updated: June 24, 2025

In April, the average temperature in Rio Grande City, United States hovers around 25°C (78°F). Expect a minimum of 8°C (47°F) and the potential for soaring highs of 41°C (107°F). During this time, the region experiences approximately 32 mm (1.3 in) of precipitation over 5 days, coupled with an average humidity of 77%.

April Temperature in Rio Grande City

In April in Rio Grande City, the average temperature is 25°C (78°F), with maximums reaching up to 41°C (107°F) and minimums dropping as low as 8°C (47°F). Be prepared for a wide range of temperatures when traveling to Rio Grande City during this month.

April Weather in Rio Grande City: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Rio Grande City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Grande City, April typically has an average temperature of 25°C (78°F), with highs reaching up to 41°C (107°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec616572788386878884776863
Data source: Temperature data for Rio Grande City generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Rio Grande City

In Rio Grande City in April, the precipitation amount is 32 mm (1.3 in) over the course of 5 days.

April Precipitation Trends in Rio Grande City

The chart displays monthly precipitation patterns in Rio Grande City, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Rio Grande City, April typically receives around 32 mm (1.3 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec181829327879731697383721
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Rio Grande City

In Rio Grande City in April humidity is 77%. With an average temperature of 25°C (78°F), this humidity feels like a warm, sticky embrace that can quickly sap your energy, making outdoor activities more challenging and requiring frequent breaks to stay hydrated and cool.

April Average Humidity in Rio Grande City

This chart illustrates the average monthly humidity levels in Rio Grande City, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Rio Grande City is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%79%76%77%80%73%66%65%73%76%80%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Rio Grande City

In Rio Grande City in April, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Rio Grande City.

Maximum UV Index Levels in Rio Grande City for April

The chart shows the monthly maximum UV Index (UVI) for Rio Grande City in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Rio Grande City typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec6910111212121211976
Data source: Rio Grande City April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in Rio Grande City Compares to Other Months

Weather in Rio Grande City varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Rio Grande City, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Rio Grande City, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (61°F)18 mm (0.7 inches)83%high
February Weather18°C (65°F)18 mm (0.7 inches)79%very high
March Weather22°C (72°F)29 mm (1.1 inches)76%very high
April Weather25°C (78°F)32 mm (1.3 inches)77%extreme
May Weather28°C (83°F)77 mm (3.0 inches)80%extreme
June Weather30°C (86°F)79 mm (3.1 inches)73%extreme
July Weather30°C (87°F)73 mm (2.9 inches)66%extreme
August Weather31°C (89°F)16 mm (0.6 inches)65%extreme
September Weather29°C (84°F)97 mm (3.8 inches)73%extreme
October Weather25°C (77°F)37 mm (1.5 inches)76%very high
November Weather20°C (69°F)37 mm (1.5 inches)80%high
December Weather17°C (64°F)20 mm (0.8 inches)86%high

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