Alajuela Weather in October

Average temperatures, rainfall, sunshine and the best places to visit in Alajuela, Costa Rica in October.

Thinking about venturing to Alajuela, Costa Rica this October and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in Alajuela in October

Alajuela, Costa Rica is a region in Costa Rica. October in Alajuela generally has temperatures that range from warm to very warm, with heavy precipitation.

Temperatures

During the day the temperature is warm in Birrí at 25°C (77°F) and very warm in Los Chiles at 30°C (86°F). As night falls, temperatures generally drop to 23°C (73°F) in Los Chiles and 17°C (63°F) in Birrí.

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

Precipitation

In October, precipitation varies across different areas. From heavy rainfall in Playa el Jobo with an average of 289 mm (11 in) to heavy rainfall in San Mateo with 548 mm (22 in). It experiences its highest rainfall in this month of the year. Come prepared by bringing an umbrella.

Average sunshine

Sunshine amounts are decent in most places. Fortuna gets approximately 167 hours of sunlight in October, 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 Alajuela by month

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

Best Places to Visit in Alajuela in October

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

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 Alajuela

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

Temperature range in Alajuela (October)

Precipitation variation in Alajuela (October)

Fortuna

In October Fortuna generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 21°C (70°F) and heavy monthly rainfall. So on average the conditions are poor that month.

September
October
November
Max temperature
29°C (84°F)
28°C (82°F)
27°C (81°F)
Min temperature
21°C (70°F)
21°C (70°F)
20°C (68°F)
Monthly sun hours
159 hours
167 hours
183 hours
Monthly rainfall
308 mm (12 in)
331 mm (13 in)
317 mm (12 in)
Monthly rainy days
23 days
22 days
16 days
Weather conditions

Alajuela

In October Alajuela generally has high temperatures with maximum daytime temperatures around 25°C (77°F), minimum nighttime temperatures around 17°C (63°F) and heavy monthly rainfall. So on average the conditions are poor that month.

September
October
November
Max temperature
25°C (77°F)
25°C (77°F)
25°C (77°F)
Min temperature
17°C (63°F)
17°C (63°F)
17°C (63°F)
Monthly sun hours
149 hours
162 hours
178 hours
Monthly rainfall
433 mm (17 in)
442 mm (17 in)
250 mm (9.8 in)
Monthly rainy days
24 days
23 days
18 days
Weather conditions

El Castillo de La Fortuna

In October El Castillo de La Fortuna generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 21°C (70°F) and heavy monthly rainfall. So on average the conditions are poor that month.

September
October
November
Max temperature
29°C (84°F)
28°C (82°F)
27°C (81°F)
Min temperature
21°C (70°F)
21°C (70°F)
20°C (68°F)
Monthly sun hours
159 hours
167 hours
183 hours
Monthly rainfall
320 mm (13 in)
336 mm (13 in)
251 mm (9.9 in)
Monthly rainy days
24 days
23 days
16 days
Weather conditions

Bijagua

In October Bijagua generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 22°C (72°F) and heavy monthly rainfall. So on average the conditions are poor that month.

September
October
November
Max temperature
30°C (86°F)
29°C (84°F)
28°C (82°F)
Min temperature
22°C (72°F)
22°C (72°F)
21°C (70°F)
Monthly sun hours
158 hours
171 hours
206 hours
Monthly rainfall
298 mm (12 in)
314 mm (12 in)
239 mm (9.4 in)
Monthly rainy days
24 days
22 days
15 days
Weather conditions

Atenas

In October Atenas generally has high temperatures with maximum daytime temperatures around 26°C (79°F), minimum nighttime temperatures around 19°C (66°F) and heavy monthly rainfall. So on average the conditions are poor that month.

September
October
November
Max temperature
27°C (81°F)
26°C (79°F)
27°C (81°F)
Min temperature
19°C (66°F)
19°C (66°F)
19°C (66°F)
Monthly sun hours
147 hours
161 hours
177 hours
Monthly rainfall
482 mm (19 in)
497 mm (20 in)
279 mm (11 in)
Monthly rainy days
23 days
22 days
17 days
Weather conditions

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

Popular cities in October

Day & night temperatures, rainfall and average weather in Alajuela in October.

City Weather Day temp Night temp Rainfall
Fortuna 28°C (82°F) 21°C (70°F) 331 mm (13 in)
Alajuela 25°C (77°F) 17°C (63°F) 442 mm (17 in)
El Castillo de La Fortuna 28°C (82°F) 21°C (70°F) 336 mm (13 in)
Bijagua 29°C (84°F) 22°C (72°F) 314 mm (12 in)
Atenas 26°C (79°F) 19°C (66°F) 497 mm (20 in)
Grecia 26°C (79°F) 18°C (64°F) 427 mm (17 in)

Alajuela weather in October: frequently asked questions

What is the weather like in Alajuela, Costa Rica in October?

October in Alajuela, Costa Rica brings poor weather. In Fortuna, daytime temperatures are typically around 28°C (82°F) and nighttime lows hover near 21°C (70°F).

What is the average temperature in Alajuela, Costa Rica in October?

Daytime temperatures in Fortuna peak at roughly 28°C (82°F) in October, dropping to about 21°C (70°F) overnight.

Does Alajuela, Costa Rica get a lot of rain in October?

Expect plenty of rainfall. Fortuna records an average of 331 mm (13 in) in October, putting it among the wetter months for Alajuela, Costa Rica.

Is October a Good Time to Visit Alajuela, Costa Rica?

Given the typically poor weather conditions in Fortuna, October may not be the ideal time to visit Alajuela, Costa Rica.

Generally speaking, February and March provide perfect weather in Fortuna. On the other hand, the months of May, June, July, August, September, October and November tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Alajuela.

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.