September is often the wettest and most storm-prone month, and it coincides with regional Independence Day celebrations. Travel conditions can be unpredictable; some coastal areas may be affected by tropical systems.
Average daily low and high (°C) and monthly rainfall, from each country's largest city. The badge shows how it feels, allowing for humidity.
Temperature map
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Average temperature across Central America in September.
Where to Go in Central America in September
Pacific Coast & the Dry Corridor
Guatemala Pacific, El Salvador, Nicaragua Pacific, Costa Rica Pacific-Guanacaste, Nicoya, Manuel Antonio; Panama Pacific beaches like Pedasí & Playa Venao
September sits near the peak of hurricane season for Atlantic-origin storms that can also influence Pacific weather via coastal swell and instability; regular heavy rains and cloudier days are typical. Surf can be powerful, and tropical waves increase the chance of a significant storm system; international travelers should monitor weather advisories. On the plus side, crowds are very light and lodgings inexpensive if you are comfortable with afternoon storms and occasional cancellations.
Caribbean Coast & Bay Islands
Belize coast & Cayes, Honduras Bay Islands Roatán/Utila, Nicaragua Caribbean RAAS, Costa Rica Limon, Panama San Blas & Bocas del Toro
The late-season rains continue into September with frequent overcast periods and heavy showers, and the risk of tropical disturbances is highest in this month. Island services run but may be suspended with bad weather; travelers should expect a quieter tourism scene and favorable prices. If you’re planning diving, try to schedule multiple days to allow for cancellations and look for operators who monitor local reef conditions.
Highlands & Volcanic Belt
Guatemala Highlands-Antigua, Lake Atitlán, Quetzaltenango; El Salvador & Nicaragua highlands, Costa Rica Central Valley & foothills
September is typically one of the wettest months in the highlands, with persistent cloud cover and heavy rain intervals that can make long hikes unpleasant or impossible. Visibility is often low for panoramic viewpoints and volcano photography; road travel may slow on unpaved sections. If you don’t mind dramatic cloudscapes and near-empty trails, you’ll find low prices and cozy lodgings, but check local advice before attempting high-altitude treks.
Cloud Forests & High-Mountain Reserves
Monteverde, Cerro Chirripó, Costa Rica’s central highlands; Panama’s Boquete & Chiriquí
September remains in the rainy heart of the year with heavy cloud cover and frequent soaked trails; this is a low-traffic month and conservation projects may be less accessible. Heavy rains can alter river crossings and make some remote hikes risky-consult local guides. For those comfortable with raw, wet nature, the forests’ orchids and amphibians are in display, but plan shorter days and protected gear.
Belize Mainland & the Barrier Reef
Belize-Ambergris Caye, Caye Caulker, inland cayes and mainland
September is typically one of the quieter months for tourism and also one of the riskiest for tropical weather; many operators reduce schedules and some lodges close for maintenance. If you come during September you’ll find low prices and peaceful islands, but bring contingency plans and travel insurance. Always check the hurricane outlook and prepare for possible service interruptions.
Events & Festivals in September
Independence Day (Sept 15)
Central American Independence Day celebrated across the region on September 15.
Planning a trip to Central America?
See how September compares with the rest of the year, then read the full guide.
