Temperature in The Nicoya Peninsula in September

Daytime highs, nighttime lows and the warmest cities in the Nicoya Peninsula, Costa Rica this September.

The Nicoya Peninsula, Costa Rica, a region in Costa Rica, experiences maximum daytime temperatures in September ranging from 29°C (84°F) in Cóbano to 31°C (88°F) in Nicoya. Nighttime temperatures generally drop to 23°C (73°F) in Nicoya and 25°C (77°F) in Cóbano.

What is the temperature of the different cities in the Nicoya Peninsula, Costa Rica in September?

Find the average daytime temperatures in September for the most popular destinations in the Nicoya Peninsula on the map below. Click on a destination dot for more detailed information.

Select a Month

Check the conditions for any month of the year.

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For a detailed overview over the year and the best time to visit the Nicoya Peninsula, check out our the Nicoya Peninsula's climate page.

See also: the Nicoya Peninsula weather by month.

Best Places to Visit in the Nicoya Peninsula in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across the Nicoya Peninsula.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in September: blue is cold, red is hot.

See all September weather averages, cities and regions in the Nicoya Peninsula

The Nicoya Peninsula temperatures in September: frequently asked questions

How hot does it get in the Nicoya Peninsula, Costa Rica in September?

Expect daytime temperatures around 30°C (86°F) in Tamarindo. That makes September a very high month for the Nicoya Peninsula, Costa Rica.

How cold does it get at night in the Nicoya Peninsula, Costa Rica in September?

After dark, Tamarindo cools to about 25°C (77°F) on an average September night.

What is the warmest city in September in the Nicoya Peninsula, Costa Rica?

Based on our systematic data collection, Nicoya has been identified as the city with the highest average temperatures. The daytime temperature usually hovers around 31°C (88°F), while at night it goes down to an approximate temperature of 23°C (73°F).

What is the coldest city in September in the Nicoya Peninsula, Costa Rica?

In our database, Cóbano is the chilliest city in September in the Nicoya Peninsula, Costa Rica. Daytime temperatures typically peak at 29°C (84°F), while the nighttime lows hover around 25°C (77°F).

How much sun does the Nicoya Peninsula, Costa Rica get in September?

Tamarindo usually sees around 158 hours of sunlight, indicating a moderately sunny period.

Interested in more climate information?

We have much more information about the climate in the Nicoya Peninsula.

Weather and climate has detailed information for every country in the world. Are you going to Costa Rica? Get detailed historical weather averages for many cities in Costa Rica.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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