Weathermondo.com
Costa RicaThe climate of San Carlos
The current climate in San Carlos features temperatures ranging from a high of 30°C to a low of 26°C throughout the year. The average yearly temperature is around 28°C. At night, temperatures in the colder months average around 18°C and in the warmer months around 22°C.
Average temperatures and precipitation
This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for San Carlos, Costa Rica.
Temperature records
The highest temperature recorded in San Carlos in recent years was 34°C in February 2023. The lowest daytime temperature recorded was 20°C in November 2016.
Rainfall amount
On average, San Carlos receives 3845 mm of precipitation each year. For comparison, New York gets 1142 mm of precipitation annually.
The hurricane season in San Carlos runs from June to November.
Best time to visit San Carlos?
The best time to visit San Carlos for mild to warm weather is January up to March. You might get some rain, but the temperatures are just right to explore San Carlos.
Climate Table of San Carlos
The climate table of San Carlos shows the average temperatures, rainfall, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp. max (°C) | 27 | 30 | 30 | 29 | 28 | 28 | 26 | 27 | 26 | 28 | 27 | 28 |
| Temp. min (°C) | 20 | 22 | 22 | 23 | 20 | 21 | 22 | 20 | 19 | 22 | 20 | 22 |
| Precipitation |  |
|
|
|
|
|
|
|
|
|
|
|
| Precipitation (mm) | 32 | 70 | 71 | 231 | 273 | 461 | 669 | 205 | 476 | 773 | 406 | 178 |
| UV Index | 8 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 7 | 6 | 7 | 8 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
Temperature charts
These charts display the average temperatures in San Carlos, Costa Rica. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in San Carlos
Yearly Temperature in San Carlos
Precipitation charts
These charts show the average amount of precipitation in San Carlos, Costa Rica. Precipitation is always measured as water, even when it falls as snow or hail. The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Average Precipitation per Month in San Carlos
Total Yearly Precipitation in San Carlos
UV index chart
This chart shows the average UV index per month in San Carlos, Costa Rica. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in San Carlos
Weather experiences in San Carlos
Have you been to San Carlos?
Share your weather experiences in San Carlos.
Average weather in San Carlos by month
Click on a month below to see detailed weather info for San Carlos. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.