Monterrey Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Monterrey.
Climate overview of Monterrey
Monterrey, Costa Rica, enjoys a steady climate throughout the year, with daytime temperatures typically around 28°C (82°F). April is the warmest month at 30°C (86°F), while January is the coolest at 27°C (81°F).
With around 2730 mm (107 in) of annual rainfall, Monterrey has a notably wet climate. However, this rainfall is not evenly distributed, the city has a distinct rainy season from May to December. The wettest month is June.
Monterrey Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Monterrey - and find the best time to visit.
Monthly Temperature in Monterrey
The temperature in Monterrey remains steady throughout the year, providing a consistently very warm climate. Average daytime temperatures reach a very warm 30°C (86°F) in April. In January, the coolest month of the year, temperatures drop to a comfortable 27°C (81°F).
At night, temperatures range from around 22°C (72°F) in April to 20°C (68°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Monterrey
Monterrey has a relatively rainy climate with high precipitation levels, averaging 2730 mm (107 in) of rainfall annually. Monterrey can be quite wet during June, receiving approximately 332 mm (13 in) of precipitation over 23 rainy days.
In contrast, during the driest month (March), you will experience much drier conditions, with 56 mm (2.2 in) of precipitation spread across 7 rainy days. For more details, please visit our Monterrey Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Humidity in Monterrey by Month
The city experiences its highest humidity in July, reaching 90%. In April, the humidity drops to its lowest level at 78%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Monterrey
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: February and March
- Warmest weather: March, April, May, June, August and September
- Fewest rainy days: February, March and April
- Seasonal pattern: A distinct rainy season from May to December
Frequently asked questions about the climate in Monterrey
What is the best time to visit Monterrey?
February and March typically offer the most optimal weather in Monterrey. In contrast, May, June, July, August, September, October and November tend to have less optimal conditions. Monterrey has a distinct rainy season from May to December.
What temperatures can I expect in Monterrey?
Daytime highs range from 27°C (81°F) in January to 30°C (86°F) in April. Nighttime lows range from 20°C (68°F) to 22°C (72°F). Temperatures stay relatively stable year-round.
How much rain does Monterrey get?
Annual rainfall is around 2730 mm (107 in). June is the wettest month with 332 mm (13 in), while March is the driest with 56 mm (2.2 in).
Monterrey 3-Day Forecast
Monterrey on the map
Monterrey is highlighted - select any city to see its climate.
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