Katy Weather in May
In Katy, May brings high daytime temperatures around 30°C (86°F), with nights cooling to 19°C (66°F). It is the wettest month of the year, so expect more rainfall than usual.
Rainfall in Katy in May
Expect frequent showers this month, so make sure to have an umbrella to keep yourself dry. Expect around 8 days of rain based on historical data, with 135 mm (5.3 in) average. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Katy in May
In May, expect high temperatures in Katy, with highs of 30°C (86°F) and lows of 19°C (66°F) at night. This kind of day-to-night contrast is typical for this time of year. Nights drop to around 19°C (66°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Katy in May
The month enjoys around 250 hours of sunshine, creating mostly sunny days with good weather conditions.If you prefer dry days with pleasant temperatures, March and November typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Katy's climate page.
Katy Temperature in May
Min Temperature
19°C (66°F)
Max Temperature
30°C (86°F)
Chance of Rain
27%
Precipitation
135 mm (5.3 in)
Rainy days
8 days
Humidity
75% *
Sunshine
250 hours *
Percentage Sunshine
59% *
Best Places in the United States of America in May
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in May →
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What to Wear in Katy in May
Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Katy in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Katy's climate page.
Temperature Rainfall Sunshine Humidity
See the full Katy climate overview or explore weather in the United States of America.
