BALI, DEWATA.NEWS – Weather conditions across Bali during the period 12 to 18 January 2026 are forecast to be dominated by moderate rain and thunderstorms, particularly from midweek into the weekend. Based on BMKG data, several regions are expected to experience thunderstorm activity, while light to moderate rain remains common during the early part of the week.
Overall, air temperatures across the island are projected to range between 19 and 33 degrees Celsius, with high humidity levels generally between 66 and 99 percent. These conditions reflect the peak of Bali’s rainy season, marked by frequent cloud development, rainfall, and unstable atmospheric conditions.
Regional Weather Overview
Bali West (Jembrana, Tabanan)
West Bali is forecast to experience moderate rain from Monday to Thursday, with thunderstorms developing from Friday through Sunday. Rain intensity is expected to increase toward the weekend, especially in Tabanan.
Bali South (Badung, Denpasar)
South Bali will see light to moderate rain during the first half of the week. Thunderstorms are forecast on Friday and Saturday in Badung, while Denpasar may experience storm activity toward the weekend.
Bali Central (Gianyar, Bangli)
Central Bali is expected to face light to moderate rain early in the week, followed by widespread thunderstorms from Friday to Sunday. Bangli, as a highland area, may experience heavier rainfall and reduced visibility.
Bali East (Karangasem, Klungkung)
Eastern Bali is forecast to experience moderate rain from midweek onward. Thunderstorms are expected on Friday and Saturday, with lighter rain continuing on Sunday.
Bali North (Buleleng)
North Bali will experience light to moderate rain during the week, with thunderstorms likely on Friday and Saturday before conditions become more cloudy on Sunday.
District-Level Summary
- Jembrana: Moderate rain early week, thunderstorms Friday–Saturday, cloudy Sunday, 22–32°C
- Tabanan: Thunderstorms from Monday, continuing through the weekend, 21–27°C
- Badung: Light to moderate rain early, thunderstorms Friday–Saturday, 22–31°C
- Gianyar: Light to moderate rain early, thunderstorms from Friday, 21–29°C
- Klungkung: Light rain early, thunderstorms Saturday, 25–30°C
- Bangli: Moderate rain early, thunderstorms throughout the weekend, 19–23°C
- Karangasem: Moderate rain midweek, thunderstorms Friday–Saturday, 20–25°C
- Buleleng: Moderate rain early, thunderstorms Friday–Saturday, cloudy Sunday, 23–27°C
- Denpasar City: Light rain early week, thunderstorms over the weekend, 24–33°C
Potential Weather Risks
The following conditions may require attention during this period:
- Moderate to locally heavy rainfall in several regions,
- Thunderstorms, particularly from Friday to Sunday,
- Possible reduced visibility during storm activity, especially in highland areas.
In summary, Bali’s weather during 12–18 January 2026 is expected to remain unsettled, with frequent rain and increasing thunderstorm activity toward the weekend. Residents and visitors are advised to continue monitoring official BMKG weather updates and plan travel or outdoor activities with caution.