Guanacaste Weather in July

Average temperatures, rainfall, sunshine and the best places to visit in Guanacaste, Costa Rica in July.

Are you planning a trip a to Guanacaste, Costa Rica in July and wondering what kind of weather to expect? This page has all the details you need.

What to Expect in Guanacaste in July

Guanacaste, Costa Rica is a region in Costa Rica. July in Guanacaste generally has temperatures that range from warm to very warm, with precipitation levels ranging from high to heavy.

Temperatures

Based on our climate data spanning from 1990-2020, the average maximum temperature is warm in Nuevo Arenal at 29°C (84°F) to very warm in Nicoya at 32°C (90°F). Nighttime temperatures generally drop to 23°C (73°F) in Nicoya and 22°C (72°F) in Nuevo Arenal. While the given temperatures for day and night are typical, there may be days that feel warmer. Make sure you're dressed in a way that keeps you cool and comfortable.

For a closer look at conditions across Guanacaste, Costa Rica, refer to the map below.

Precipitation

In July, precipitation varies across different areas. From high rainfall in Ocotal with an average of 131 mm (5.2 in) to heavy rainfall in Carrillo with 331 mm (13 in).

Average sunshine

Sunshine amounts are decent in most places. Tamarindo gets approximately 188 hours of sunlight in July, offering a reasonable amount of both bright and cloudy periods. Curious about sunnier destinations? Our weather planner makes it easy to find places worldwide with pleasant weather.

Explore Guanacaste by month

Pick a month to see the average temperature, rainfall and sunshine in Guanacaste — and find the best time to visit. (based on Tamarindo)

Best Places to Visit in Guanacaste in July

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

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Guanacaste

What is the weather like in July for some of the most popular destinations in Guanacaste, Costa Rica?

Temperature range in Guanacaste (July)

Precipitation variation in Guanacaste (July)

Tamarindo

In July Tamarindo generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 25°C (77°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

June
July
August
Max temperature
31°C (88°F)
31°C (88°F)
31°C (88°F)
Min temperature
25°C (77°F)
25°C (77°F)
25°C (77°F)
Monthly sun hours
167 hours
188 hours
183 hours
Monthly rainfall
286 mm (11 in)
182 mm (7.2 in)
250 mm (9.8 in)
Monthly rainy days
22 days
20 days
21 days
Weather conditions

Coco

In July Coco generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 25°C (77°F) and high monthly rainfall. So on average the conditions are tolerable that month.

June
July
August
Max temperature
31°C (88°F)
31°C (88°F)
31°C (88°F)
Min temperature
25°C (77°F)
25°C (77°F)
25°C (77°F)
Monthly sun hours
167 hours
188 hours
183 hours
Monthly rainfall
231 mm (9.1 in)
135 mm (5.3 in)
181 mm (7.1 in)
Monthly rainy days
23 days
20 days
21 days
Weather conditions

Playa Flamingo

In July Playa Flamingo generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 25°C (77°F) and high monthly rainfall. So on average the conditions are tolerable that month.

June
July
August
Max temperature
31°C (88°F)
31°C (88°F)
31°C (88°F)
Min temperature
26°C (79°F)
25°C (77°F)
25°C (77°F)
Monthly sun hours
167 hours
188 hours
183 hours
Monthly rainfall
247 mm (9.7 in)
151 mm (5.9 in)
206 mm (8.1 in)
Monthly rainy days
23 days
20 days
21 days
Weather conditions

Sámara

In July Sámara generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 24°C (75°F) and heavy monthly rainfall. So on average the conditions are poor that month.

June
July
August
Max temperature
30°C (86°F)
30°C (86°F)
30°C (86°F)
Min temperature
24°C (75°F)
24°C (75°F)
24°C (75°F)
Monthly rainfall
397 mm (16 in)
329 mm (13 in)
382 mm (15 in)
Monthly rainy days
22 days
20 days
21 days
Weather conditions

Playa Grande

In July Playa Grande generally has very high temperatures with maximum daytime temperatures around 31°C (88°F), minimum nighttime temperatures around 25°C (77°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

June
July
August
Max temperature
31°C (88°F)
31°C (88°F)
31°C (88°F)
Min temperature
25°C (77°F)
25°C (77°F)
25°C (77°F)
Monthly sun hours
167 hours
188 hours
183 hours
Monthly rainfall
278 mm (11 in)
175 mm (6.9 in)
241 mm (9.5 in)
Monthly rainy days
23 days
20 days
21 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Guanacaste, in Costa Rica.

Popular cities in July

Day & night temperatures, rainfall and average weather in Guanacaste in July.

City Weather Day temp Night temp Rainfall
Tamarindo 31°C (88°F) 25°C (77°F) 182 mm (7.2 in)
Coco 31°C (88°F) 25°C (77°F) 135 mm (5.3 in)
Playa Flamingo 31°C (88°F) 25°C (77°F) 151 mm (5.9 in)
Sámara 30°C (86°F) 24°C (75°F) 329 mm (13 in)
Playa Grande 31°C (88°F) 25°C (77°F) 175 mm (6.9 in)
Nosara 30°C (86°F) 25°C (77°F) 300 mm (12 in)

Guanacaste weather in July: frequently asked questions

What is the weather like in Guanacaste, Costa Rica in July?

Expect poor weather across Guanacaste, Costa Rica in July. The popular destination of Tamarindo averages 31°C (88°F) by day and 25°C (77°F) at night during this month.

What is the average temperature in Guanacaste, Costa Rica in July?

Average temperatures in Guanacaste, Costa Rica during July range from a nighttime low near 25°C (77°F) to a daytime high around 31°C (88°F) in Tamarindo.

Does Guanacaste, Costa Rica get a lot of rain in July?

Yes. July brings heavy rainfall to Guanacaste, Costa Rica, with Tamarindo averaging around 182 mm (7.2 in). Expect frequent showers and pack accordingly.

Is July a Good Time to Visit Guanacaste, Costa Rica?

In our view, July might not be the best time to travel to Guanacaste, Costa Rica with often unpleasant weather in Tamarindo.

On average, the best time to visit Guanacaste, Costa Rica is in January and December with generally pleasant weather in Tamarindo. In contrast, May, June, July, August, September and October tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Guanacaste.

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.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.