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September Weather in San Juan de Rio Coco, Nicaragua

Last updated: August 31, 2025

In September, the average temperature in San Juan de Rio Coco, Nicaragua is a pleasant 24°C (75°F). Expect lows of 17°C (63°F) and highs reaching up to 35°C (94°F). With an average humidity of 69%, it's a comfortable time to explore. However, be prepared for some rain, as 146 mm (5.7 in) of precipitation falls over about 20 days.

September Temperature in San Juan de Rio Coco

In September in San Juan de Rio Coco, the average temperature is 24°C (75°F). Maximums can reach 35°C (94°F) and minimums can be as low as 17°C (63°F). This pleasant climate makes San Juan de Rio Coco an ideal destination for travelers seeking a comfortable getaway during this time.

September Weather in San Juan de Rio Coco: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Juan de Rio Coco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Juan de Rio Coco, September typically has an average temperature of 24°C (75°F), with highs reaching up to 35°C (94°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec717273777775747475747271
Data source: Temperature data for San Juan de Rio Coco generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in San Juan de Rio Coco

In San Juan de Rio Coco in September, the precipitation amount is 146 mm (5.7 in) spread over a duration of 20 days.

September Precipitation Trends in San Juan de Rio Coco

The chart displays monthly precipitation patterns in San Juan de Rio Coco, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In San Juan de Rio Coco, September typically receives around 146 mm (5.7 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec1917173520616282981462077727
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Juan de Rio Coco

In San Juan de Rio Coco in September, humidity is 69%. With an average temperature of 24°C (75°F), this humidity feels like a warm embrace, making it both refreshing and somewhat muggy for traveling.

September Average Humidity in San Juan de Rio Coco

This chart illustrates the average monthly humidity levels in San Juan de Rio Coco, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in San Juan de Rio Coco is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec56%54%51%50%50%55%65%64%69%68%61%56%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Juan de Rio Coco

In San Juan de Rio Coco in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in San Juan de Rio Coco.

Maximum UV Index Levels in San Juan de Rio Coco for September

The chart shows the monthly maximum UV Index (UVI) for San Juan de Rio Coco in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in San Juan de Rio Coco typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111315151414141413131110
Data source: San Juan de Rio Coco September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in San Juan de Rio Coco Compares to Other Months

Weather in San Juan de Rio Coco varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Juan de Rio Coco, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in San Juan de Rio Coco, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (71°F)19 mm (0.7 inches)56%extreme
February Weather22°C (72°F)17 mm (0.7 inches)54%extreme
March Weather23°C (74°F)17 mm (0.7 inches)51%extreme
April Weather25°C (77°F)35 mm (1.4 inches)50%extreme
May Weather25°C (77°F)206 mm (8.1 inches)50%extreme
June Weather24°C (75°F)162 mm (6.4 inches)55%extreme
July Weather23°C (74°F)82 mm (3.2 inches)65%extreme
August Weather24°C (75°F)98 mm (3.9 inches)64%extreme
September Weather24°C (75°F)146 mm (5.7 inches)69%extreme
October Weather23°C (74°F)207 mm (8.2 inches)68%extreme
November Weather22°C (73°F)77 mm (3.0 inches)61%extreme
December Weather21°C (71°F)26 mm (1.0 inches)56%very high

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