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September Weather in Mempawah, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Mempawah, Indonesia hovers around 27°C (81°F), offering a warm climate ideal for various activities. Expect minimum temperatures to dip to around 24°C (76°F), while maximums can soar to 30°C (87°F). However, be prepared for some wet days, as precipitation totals approximately 168 mm (6.6 in) across 19 days. The air tends to be quite humid, with an average humidity of 82%, adding a tropical feel to your experience.

September Temperature in Mempawah

In September, in Mempawah, the average temperature is 27°C (81°F). The maximum can reach 30°C (87°F), while the minimum can be as low as 24°C (76°F). This pleasant climate makes Mempawah an ideal destination for travelers seeking warm weather and outdoor activities.

September Weather in Mempawah: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Mempawah, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mempawah, September typically has an average temperature of 27°C (81°F), with highs reaching up to 30°C (87°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec808081828282818181818180
Data source: Temperature data for Mempawah 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 Mempawah

In Mempawah in September, the total precipitation amounts to 168 mm (6.6 in) over a span of 19 days.

September Precipitation Trends in Mempawah

The chart displays monthly precipitation patterns in Mempawah, 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 Mempawah, September typically receives around 168 mm (6.6 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec16098142183209169178145168237270280
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mempawah

In Mempawah in September humidity is 82%. With an average temperature of 27°C (81°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel more exhausting, and leaving you longing for the relief of air-conditioned spaces during your travels.

September Average Humidity in Mempawah

This chart illustrates the average monthly humidity levels in Mempawah, 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 Mempawah is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%88%83%80%81%80%83%82%82%81%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mempawah

In Mempawah in September, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Mempawah.

Maximum UV Index Levels in Mempawah for September

The chart shows the monthly maximum UV Index (UVI) for Mempawah 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 Mempawah typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141516151412121415141413
Data source: Mempawah 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 Mempawah Compares to Other Months

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

This table compares monthly weather conditions in Mempawah, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (80°F)160 mm (6.3 inches)87%extreme
February Weather27°C (80°F)98 mm (3.9 inches)87%extreme
March Weather27°C (81°F)142 mm (5.6 inches)88%extreme
April Weather28°C (82°F)183 mm (7.2 inches)83%extreme
May Weather28°C (82°F)209 mm (8.2 inches)80%extreme
June Weather28°C (82°F)169 mm (6.6 inches)81%extreme
July Weather27°C (82°F)178 mm (7.0 inches)80%extreme
August Weather27°C (81°F)145 mm (5.7 inches)83%extreme
September Weather27°C (81°F)168 mm (6.6 inches)82%extreme
October Weather27°C (81°F)237 mm (9.3 inches)82%extreme
November Weather27°C (81°F)270 mm (10.6 inches)81%extreme
December Weather27°C (81°F)280 mm (11.0 inches)85%extreme

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