September Weather in Nueva Costa Rica

Last updated: March 2, 2024

The weather in Nueva Costa Rica, Mexico, during September is characterized by an average temperature of 23°C (74°F). Highs can soar to 30°C (86°F), while lows may dip to 18°C (65°F). Typically, the humidity level in Nueva Costa Rica throughout September hovers around 80%.

18°C (65°F)

Minimum temperature

23°C (74°F)

Average temperature

30°C (86°F)

Maximum temperature

80%

Humidity

Precipitation and Sunshine hours

In September, Nueva Costa Rica averages 412 mm (16.2 inches) of rainfall, typically over the course of 30 rainy days. The month enjoys an average of 12 hours 11 minutes of daylight, with the sun shining for approximately 9 hours 36 minutes each day. Additionally, there is a 13% probability of sunny days during this period.

412 mm (16.2 inches)

Precipitation

30 rainy days

Rainy days

9 hours 36 minutes

Sunshine hours

13%

Chance of sun

UV Index

In September, the UV Index in Nueva Costa Rica reaches a maximum of 14, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 1 3 6 10 12 14 13 10 6 3 1 1
Exposure Low Moderate High VeryHigh Extreme VeryHigh High Moderate Low
Time to burn 45 min 30 min 25 min 15 min 10 min 15 min 25 min 30 min 45 min

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