What is the weather like in Bali in January?

Expect temperatures between 25°C and 28°C with 74% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Bali in January?

Bali in January scores 60/100 based on 30 years of climate data. A reasonable choice for your trip.

Who should visit Bali in January?

January in Bali is ideal for: Business travelers, Adventure seekers.

Bali Weather in January | 30-Year Forecast

Avg High

28°C

Hottest around day 15

Avg Low

25°C

Coolest around day 1

Rainy Days

31days

74% avg rain chance

Sunshine

8hrs/day

Winter season

Sea Temperature in January

Bali Sea(Laut Bali)

29.5°C

Monthly Average

Water Feel

🌴Tropical

Perfect for swimming and water sports

Swim Rating

✅Excellent for swimming

Based on average sea surface temperature

Body of Water

Bali Sea

Laut Bali

Bali coastline

Essential Travel Info for Bali

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

IDR

Rp Indonesian rupiah

Language

Indonesian

Driving

Left side

Connect

Unfortunately, it is very unlikely you w...

Safety

High Safety

GPI: 1.8

Travel Intelligence

Exclusive flight analytics & health data for Bali

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Moderate

52/ 100

Traffic Index

Balanced traffic

Peak Daily Arrivals

slots per day

Peak

Jun

Low

Oct

Monthly Traffic Distribution

214

Jan

219

Feb

218

Mar

186

Apr

190

May

222

Jun

204

Jul

217

Aug

213

Sep

151

Oct

180

Nov

210

Dec

Traffic Level

Low Season

Key Connections

Jakarta Soekarno-Hatta (CGK)

Singapore Changi (SIN)

Kuala Lumpur (KUL)

Surabaya Juanda (SUB)

Perth International (PER)

Health & Safety Advisory

CDC travel health recommendations

11 Recommendations

COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Chikungunya

All travelers should take steps to prevent mosquito bites. Chikungunya vaccination is generally not recommended. Travelers who wish to consider vaccination can visit “What to consider before traveling” on thechikungunya vaccinespage to learn more.

Hepatitis A

Recommended for unvaccinated travelers one year old or older going to Indonesia.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.

Hepatitis B

Recommended for unvaccinated travelers of all ages traveling to Indonesia.

Japanese Encephalitis

Recommended for travelers whoAre moving to an area with Japanese encephalitis to liveSpend long periods of time, such as a month or more, in areas with Japanese encephalitisFrequently travel to areas with Japanese encephalitisConsider vaccination for travelersSpending less than a month in areas with Japanese encephalitis but will be doing activities that increase risk of infection, such as visiting rural areas, hiking or camping, or staying in places without air conditioning, screens, or bed netsGoing to areas with Japanese encephalitis who are uncertain of their activities or how long they will be thereNot recommended for travelers planning short-term travel to urban areas or travel to areas with no clear Japanese encephalitis season.

Malaria

CDC recommends that travelers going to certain areas of Indonesia take prescription medicine to prevent malaria. Depending on the medicine you take, you will need to start taking this medicine multiple days before your trip, as well as during and after your trip. Talk to your doctor about which malaria medication you should take.Transmission areasAll areas of eastern Indonesia (the provinces of Maluku, North Maluku, East Nusa Tenggara, Papua, and West Papua), including the town of Labuan Bajo and the Komodo Islands in the Nusa Tenggara regionRural areas of Kalimantan (Borneo), West Nusa Tenggara (includes the island of Lombok), Sulawesi, and SumatraLow transmission in rural areas of Java, including Pangandaran, Sukabumi, and Ujung KulonNo malaria transmission in the cities of Jakarta (the capital) or UbudNo malaria transmission in the resort areas of Bali or Java, the Gili Islands, or the Thousand Islands (Pulau Seribu)Drug resistanceChloroquine (P. falciparumandP. vivax)SpeciesP. falciparum(60%)P. vivax(40%)P. knowlesi,6P. malariae, andP. ovale(rare)Recommended chemoprophylaxisAtovaquone-proguanil, doxycycline, mefloquine, tafenoquine3Updated April 23, 2025See footnotes

+5 more

Source: CDC Travelers' Health

View Complete Health Guide

Is January a Good Time to Visit Bali?

👌A reasonable choice for your trip(60/100)

Short Answer

January falls in Bali's wet season: 74% rain probability with average 7mm rainfall. Pack waterproofs and plan flexible indoor alternatives.

Decision Factors

High rainfall period

74% rain probability, 7.3mm average

Vaccinations required

Yellow Fever

Warm tropical seas

29.5°C sea temperature - Hot Soup

Seismically active region

7 earthquakes recorded in this month (30-year data)

Very high humidity

84% average humidity

Peak tourist season

96% of annual peak - expect crowds and peak prices

Good For

💼
Business travelers
Climate-controlled meetings unaffected by weather
🎯
Adventure seekers
1.35m waves - good for surfing and water sports

Who Should Avoid

💰
Budget travelers
Peak season means premium prices everywhere
👴
Elderly travelers
84% humidity creates difficult conditions
🥾
Outdoor enthusiasts
74% rain probability disrupts outdoor activities
📸
Photographers
89% cloud cover limits natural light opportunities

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Bali in January averages 28°C with 74% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Bali in January

What are the temperatures in Bali in January?

Daytime highs average 28°C, nights drop to 25°C. Temperatures remain fairly consistent.

How many rainy days in Bali in January?

Expect around 31 days with measurable rainfall. Definitely pack rain gear.

What to wear in Bali in January?

Comfortable casual wear with a light jacket for evenings.

Is January peak season in Bali?

This is off-peak season. Expect lower prices and fewer crowds.

Bali Weather in January