Brownsville Weather in May

May in Brownsville brings high temperatures, with daytime highs of 27°C (81°F) and nights around 15°C (59°F). It's also the wettest month of the year, so an umbrella is a must.

Rainfall in Brownsville in May

Expect the heaviest rain of the year this month, often arriving in intense bursts. A poncho is essential for keeping dry. Historically, the month has about 12 days of rain, averaging 187 mm (7.4 in) in total. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Brownsville in May

Temperatures in Brownsville in May top out at 27°C (81°F) and drop to 15°C (59°F) overnight. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights drop to around 15°C (59°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.

If you prefer dry days with pleasant temperatures, September and October 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.