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Sumatra, Indonesia Weather Averages

August is the hottest month in Sumatra with an average temperature of 26°C (79°F) and the coldest is January at 3°C (37°F) with the most daily sunshine hours at 7 in December. The wettest month is May with an average of 880mm of rain. The best month to swim in the sea is in August when the average sea temperature is 26°C (79°F).

Average Temperature Sumatra

What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month
What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month

Average High Low Temperature Sumatra

What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

Average Rainfall Sumatra

What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years
What is Average Rainfall?
The amount of mm in rain for that month divided by the number of days, and the number of days that it rains during that month on average, over a given period of years

Average Daily Sunshine Hours Sumatra

What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer
What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer

Average Sea Temperature Sumatra

What is Average Sea Temperature?
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface
What is Average Sea Temperature?
Average daily sea temperatures and divided by the number of days in the month. Sea Temperatures are taken from buoys, ships and even satellites can calculate sea temperature based on energy that is radiated from the sea's surface

Sumatra : Next 24-Hour Weather

Today - 21st December 2024

Sunrise 06:08

Sunrise

Sunset 18:13

Sunset
23:00
Light rain shower
24°C (75°F)

Tomorrow - 22nd December 2024

Sunrise 06:08

Sunrise

Sunset 18:13

Sunset
0:00
Light rain shower
24°C (75°F)
1:00
Light rain
24°C (74°F)
2:00
Light rain
24°C (74°F)
3:00
Light drizzle
24°C (74°F)
4:00
Fog
23°C (73°F)
5:00
Fog
23°C (73°F)
6:00
Fog
23°C (73°F)
7:00
Fog
23°C (73°F)
8:00
Fog
24°C (74°F)
9:00
Mist
25°C (76°F)
10:00
Patchy rain possible
26°C (78°F)
11:00
Patchy rain possible
27°C (80°F)
12:00
Patchy rain possible
29°C (83°F)
13:00
Patchy rain possible
30°C (84°F)
14:00
Patchy rain possible
31°C (87°F)
15:00
Patchy light drizzle
31°C (86°F)
16:00
Patchy rain possible
29°C (84°F)
17:00
Light rain shower
29°C (83°F)
18:00
Light rain shower
28°C (82°F)
19:00
Partly cloudy
26°C (78°F)
20:00
Mist
25°C (76°F)
21:00
Mist
25°C (76°F)
22:00
Patchy rain possible
25°C (76°F)