Climate Insights for Jāwā

The climate in Jāwā is warm and mild. The average annual temperature is 19°C and approximately 215mm of precipitation falls per year. January is the wettest month, receiving around 74mm of rainfall. Jāwā is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, December, February, when temperatures can drop to 5°C.

Temperatures in Jāwā vary considerably across the year, with a 29°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 34°C and the mean temperature sits around 27°C. January is the coolest month, with minimum temperatures around 5°C and an average of 9°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 7°C shift in average temperatures.

Jāwā is a quite dry location, receiving approximately 215mm of precipitation annually, which averages out to around 18mm per month. The wettest month is January, averaging 74mm of rainfall. December and March also tend to see above-average precipitation. The driest month is September, with just 0mm. That's 73mm less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Jāwā is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

It is currently summer in Jāwā, which began on June 21, 2026. Jāwā is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 34°C, while the coldest stretch bottoms out in January near 5°C. Autumn is next, beginning on September 23, 2026 — 52 days from now.

The best time to visit Jāwā is during March, April, May, September, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 9mm per month. By contrast, August can be uncomfortably hot with highs reaching 34°C, while January is the coldest period with lows dropping to 5°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Jāwā based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.