Temperatures in May
It's warm in May in Sumatra with an average temperature of 29°C. Temperatures this month range from a low of 27°C to a high of 31°C. At night, you can expect temperatures between 17°C and 23°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Sumatra in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in Sumatra with hot temperatures, averaging around 28°C during the day and nights close to 18°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Since temperatures can differ between day and night, it’s a good idea to dress in layers.
Mid-May
By mid-May, the average daytime temperature rises to around 30°C, with nights close to 21°C. There might be a few showers during this period, but plenty of dry days with sunshine too.
End of May
By the end of May, the average daytime temperature in Sumatra will be around 30°C, with nights close to 22°C. A shower might show up, but overall the weather will be dry and sunny.
Precipitation in May
In May, there is an average of 76 mm of precipitation, spread over 8 days. The wind speed is around 4 Bft, mostly coming from the South.
The average precipitation chance is 24% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Sumatra. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Sumatra in May |
London | ||
|---|---|---|---|
 Average Temperature |
29°C | 18°C | |
 High Temp |
31°C | 21°C | |
| Low Temp |
27°C | 15°C | |
 Total Precipitation |
76 mm | 46 mm | |
| Rainy Days |
8 days | 8 days | |
April
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.
Is May a good time to visit Sumatra?
Want nice weather? Then May is a great time to be in Sumatra. You’ll have pleasant temperatures and not too much rain this month.
The hurricane season in Sumatra runs from June to November.
Temperature records for Sumatra in May
With 35°C, Sumatra hit the highest temperature in the last 10 years in May 2017. The lowest daytime temperature in this month was 18°C in 2014. The extreme night temperatures ranged from a low of 9°C to a high of 26°C.
Check out the climate of Sumatra for all months and discover the best travel time
Daily Temperature in May in Sumatra
This chart shows the average daily temperatures, both day and night, for each day in May in Sumatra, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in May in Sumatra
The chart below shows the average daily precipitation in May for Sumatra, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect around 8 days of rain in Sumatra.
Daily UV Index in May in Sumatra
This chart shows the average daily UV index in May in Sumatra, 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.
Temperature in May in Sumatra Over the Years
This chart shows the average temperature in May in Sumatra, measured in degrees Celsius, over the past years.
Total Precipitation in May in Sumatra Over the Years
This chart shows the average precipitation in May in Sumatra, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in May for Sumatra
Click on a specific day in May for detailed info on the typical weather on that day in Sumatra. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Sumatra
Have you been to Sumatra in May?
Share your weather experience in May in Sumatra.
Average Weather in Sumatra by Month
Click on a month below to see detailed weather info for Sumatra. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
