Santa Rosalía Weather in September

With daytime temperatures of 33°C (91°F) and nighttime lows of 26°C (79°F), September in Santa Rosalía brings very high temperatures during the day. It is also the wettest month of the year, so pack an umbrella.

Rainfall in Santa Rosalía in September

As the month with the most rain, you'll want to have an umbrella with you to manage the frequent showers. On average, there are about 2 days with rain during this month, averaging 58 mm (2.3 in). Rainfall tends to arrive in short, intense showers this month. Rain days are few, but the showers can be surprisingly heavy.

Temperature in Santa Rosalía in September

Temperatures in Santa Rosalía in September top out at 33°C (91°F) and drop to 26°C (79°F) overnight. Sunshine and humidity can make it feel even warmer than the raw temperature suggests. At 26°C (79°F) overnight, the heat doesn't let up much after dark. If you're staying somewhere without air conditioning, a cold shower before bed and keeping the air moving can help.

If you prefer enjoying temperate temperatures and rain-free days, January, February, March, April, May, November and December 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.