Santa Cruz Weather in September

September in Santa Cruz sees daytime temperatures around 31°C (88°F) and lows of 23°C (73°F) at night. Being part of the rainy season, heavy rainfall is a regular part of the day, so pack accordingly.

Rainfall in Santa Cruz in September

As part of the rainy season, Santa Cruz sees around 23 days of rain in September, with an average of 359 mm (14 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.

Temperature in Santa Cruz in September

September in Santa Cruz brings very high temperatures, with highs of 31°C (88°F) and nights around 23°C (73°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. At 23°C (73°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.

Sunshine in Santa Cruz in September

You can expect a moderate amount of sunlight, with approximately 158 hours. Even though this month is part of the wet season, you can still see the sun occasionally.

September in Santa Cruz has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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• January
• February
• March
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• May
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For a detailed overview over the year and the best time to visit Costa Rica, check out our Santa Cruz's climate page.

Santa Cruz Temperature in September

Min Temperature 23°C (73°F)  

Max Temperature 31°C (88°F)  

Chance of Rain 77%  

Precipitation 359 mm (14 in)  

Rainy days 23 days  

Humidity 86% *  

Sunshine 158 hours *  

Percentage Sunshine *  

* Data from: Liberia, Costa Rica (43 KM, 27 Miles).

What to Wear in Santa Cruz in September

Warm but pleasant conditions in Santa Cruz in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Santa Cruz in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Costa Rica, check out our Santa Cruz's climate page.

More climate data for Santa Cruz

Temperature Rainfall Sunshine Humidity

See the full Santa Cruz climate overview or explore weather in Costa Rica.