San Marcos Sierras Weather in September

September in San Marcos Sierras sees daytime temperatures around 23°C (73°F) and lows of 9°C (48°F) at night. The excellent weather makes it a good time to visit.

Rainfall in San Marcos Sierras in September

Based on our climate data of the past 30 years, about 4 days of rain are anticipated, with 35 mm (1.4 in) on average. The rain this month typically falls in concentrated bursts rather than all-day showers. Expect a few heavier spells rather than constant grey skies.

Temperature in San Marcos Sierras in September

September in San Marcos Sierras is generally excellent, with days reaching 23°C (73°F) and nights settling around 9°C (48°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to 9°C (48°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in San Marcos Sierras in September

The month enjoys around 215 hours of sunshine, creating mostly sunny days with good weather conditions.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, June, July, August, September, October and November typically offer the best weather for San Marcos Sierras.