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June Weather in Surabaya, Indonesia

Last updated: August 23, 2025

In June, the average temperature in Surabaya, Indonesia is a warm 27°C (81°F), with a range that can dip to a delightful 23°C (73°F) and peak at a sizzling 33°C (91°F). Expect a significant precipitation amount of 198 mm (7.8 in) spread over 24 days, contributing to an average humidity of 80%. Prepare for a month that combines warmth with the refreshing allure of summer rains!

June Temperature in Surabaya

In June in Surabaya, the average temperature is 27°C (81°F). Maximums can reach 33°C (91°F), and minimums can be as low as 23°C (73°F). This pleasant climate makes Surabaya an ideal destination for travelers seeking warm weather and outdoor activities.

June Weather in Surabaya: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Surabaya, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Surabaya, June typically has an average temperature of 27°C (81°F), with highs reaching up to 33°C (91°F) and lows dropping to around 23°C (73°F).
JanFebMarAprMayJunJulAugSepOctNovDec818181828281808081828281
Data source: Temperature data for Surabaya 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.

June Precipitation in Surabaya

In Surabaya in June, the precipitation amount is 198 mm (7.8 in) over the course of 24 days.

June Precipitation Trends in Surabaya

The chart displays monthly precipitation patterns in Surabaya, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Surabaya, June typically receives around 198 mm (7.8 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec2573254183182421981077797118250340
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Surabaya

In Surabaya in June humidity is 80%. With an average temperature of 27°C (81°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making travel tiring as sweat beads form quickly and the air feels thick and heavy.

June Average Humidity in Surabaya

This chart illustrates the average monthly humidity levels in Surabaya, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Surabaya is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%84%82%80%80%80%78%74%76%78%80%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Surabaya

In Surabaya in June, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Surabaya.

Maximum UV Index Levels in Surabaya for June

The chart shows the monthly maximum UV Index (UVI) for Surabaya in June, 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 June, the maximum UV index in Surabaya typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151516151311121314151514
Data source: Surabaya June 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 June Weather in Surabaya Compares to Other Months

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

This table compares monthly weather conditions in Surabaya, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)257 mm (10.1 inches)85%extreme
February Weather27°C (81°F)325 mm (12.8 inches)86%extreme
March Weather27°C (81°F)418 mm (16.4 inches)84%extreme
April Weather28°C (82°F)318 mm (12.5 inches)82%extreme
May Weather28°C (82°F)242 mm (9.5 inches)80%extreme
June Weather27°C (81°F)198 mm (7.8 inches)80%extreme
July Weather27°C (80°F)107 mm (4.2 inches)80%extreme
August Weather27°C (80°F)77 mm (3.0 inches)78%extreme
September Weather27°C (81°F)97 mm (3.8 inches)74%extreme
October Weather28°C (82°F)118 mm (4.6 inches)76%extreme
November Weather28°C (82°F)250 mm (9.8 inches)78%extreme
December Weather27°C (81°F)340 mm (13.4 inches)80%extreme

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