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IndonesiaThe weather in January in Java
It's hot in January in Java with an average temperature of 31°C. Temperatures this month range from a low of 30°C to a high of 32°C. At night, you can expect temperatures between 23°C and 24°C.
Looking for sun? January isn’t a good month to be in Java. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in January for Java, Indonesia. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 35°C in 2020, Java reached the highest temperature in January over the past 10 years. The lowest daytime temperature in this month was 25°C in 2021. The extreme nighttime temperatures ranged from a lowest recorded value of 21°C to a highest value of 26°C.
Rainfall amount
In January, there is an average of 388 mm of precipitation, spread over 31 days. The wind speed is around 3 Bft, mostly coming from the Southwest.
Daily weather in January for Java
Click on any day in January to get detailed info about the usual weather on that day in Java. Check out the historical temperatures and precipitation over the past 10 years on this day.
January weather comparison
| Java | New York | |
|---|---|---|
| Average temperature | 31°C | 5°C |
| Max. temperature | 32°C | 11°C |
| Min. temperature | 23°C | -5°C |
| Total precipitation | 388 mm | 97 mm |
| Rainy days | 31 days | 12 days |
Start of January
The month of January starts in Java with hot temps, averaging around 32°C during the day and nights around 24°C.
Mid January
By mid-January, daytime temps drop to around 31°C, with nights around 24°C. There’s a high chance of precipitation during this time.
End of January
By the end of January, the average daytime temperature in Java is around 31°C, while nighttime temps are about 24°C. There’s a significant chance of many days with precipitation.
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UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of Java for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in January in Java, Indonesia. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in January in Java
Temperature in January in Java over the years
Precipitation charts
These charts show the average amount of precipitation in January in Java, Indonesia. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in January in Java
Total precipitation in January in Java over the years
Daily UV index in January in Java
This chart shows the average daily UV index in January in Java, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in January in Java
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Average weather in Java by month
Click on a month below to see detailed weather info for Java. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.