June Weather in Katy, United States

Last updated: June 24, 2025

In June, the average temperature in Katy, United States hovers around 28°C (83°F). Expect pleasant warmth with minimum temperatures dipping to 19°C (66°F) and maximum highs reaching up to 36°C (97°F). However, be prepared for some rainy days, as the region receives about 156 mm (6.1 in) of precipitation over approximately 15 days. With an average humidity of 74%, the air can feel quite tropical!

June Temperature in Katy

In June in Katy, the average temperature is 28°C (83°F), with maximums reaching 36°C (97°F) and minimums dipping as low as 19°C (66°F). This mild climate makes Katy an ideal destination for travelers seeking warm weather and pleasant conditions.

June Weather in Katy: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Katy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Katy, June typically has an average temperature of 28°C (83°F), with highs reaching up to 36°C (97°F) and lows dropping to around 19°C (66°F).

Data source: Temperature data for Katy generated using information from the Copernicus Climate Change Service.

June Precipitation in Katy

In Katy in June, the total precipitation amount is 156 mm (6.1 in) distributed over 15 days.

June Precipitation Trends in Katy

The chart displays monthly precipitation patterns in Katy, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Katy, June typically receives around 156 mm (6.1 inches) of precipitation spread over approximately 15 days.

Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

June Humidity in Katy

In Katy in June, humidity is 74%. With an average temperature of 28°C (83°F), this humidity feels like a heavy blanket enveloping you, making travel feel more tiring as every step is met with a warm, sticky embrace that can drain your energy quickly.

June Average Humidity in Katy

This chart illustrates the average monthly humidity levels in Katy, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Katy is approximately 74%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Katy

In Katy in June, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Katy.

Maximum UV Index Levels in Katy for June

The chart shows the monthly maximum UV Index (UVI) for Katy in June, 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 June, the maximum UV index in Katy typically reaches 12, which falls under the extreme exposure category.

Data source: Katy June 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 June Weather in Katy Compares to Other Months

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

This table compares monthly weather conditions in Katy, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (55°F)	81 mm (3.2 inches)	78%	moderate
February Weather	14°C (58°F)	92 mm (3.6 inches)	81%	very high
March Weather	19°C (66°F)	72 mm (2.8 inches)	76%	very high
April Weather	21°C (70°F)	80 mm (3.1 inches)	79%	extreme
May Weather	25°C (78°F)	165 mm (6.5 inches)	79%	extreme
June Weather	28°C (83°F)	156 mm (6.1 inches)	74%	extreme
July Weather	29°C (84°F)	125 mm (4.9 inches)	71%	extreme
August Weather	29°C (85°F)	167 mm (6.6 inches)	68%	extreme
September Weather	27°C (80°F)	157 mm (6.2 inches)	73%	very high
October Weather	22°C (72°F)	92 mm (3.6 inches)	75%	very high
November Weather	17°C (63°F)	75 mm (3.0 inches)	78%	high
December Weather	14°C (58°F)	106 mm (4.2 inches)	84%	moderate