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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, is another warm winter month in Pematangsiantar, Indonesia, with an average temperature ranging between min 20°C (68°F) and max 27.8°C (82°F). January's onset brings an average high-temperature of a still moderately hot 27.8°C (82°F), showing a minute difference from December's 27.7°C (81.9°F). Weather in January »
Weather in February
The last month of the winter, February, is another warm month in Pematangsiantar, Indonesia, with an average temperature ranging between max 28.6°C (83.5°F) and min 20.1°C (68.2°F). Pematangsiantar records a slight change with February's average high-temperatures adjusting to a still warm 28.6°C (83.5°F) from January's 27.8°C (82°F). Weather in February »
Weather in March
The first month of the spring, March, is also a moderately hot month in Pematangsiantar, Indonesia, with an average temperature ranging between min 20.6°C (69.1°F) and max 29.2°C (84.6°F). The unfolding of March shows an average high-temperature of a still moderately hot 29.2°C (84.6°F), indicating a slight variance from February's 28.6°C (83.5°F). Weather in March »
Weather in April
April, the same as March, is another warm spring month in Pematangsiantar, Indonesia, with an average temperature ranging between max 29.2°C (84.6°F) and min 21.1°C (70°F). The initiation of April records an average high-temperature of a still moderately hot 29.2°C (84.6°F), displaying a near consistency with the previous month. Weather in April »
Weather in May
The last month of the spring, May, is another warm month in Pematangsiantar, Indonesia, with an average temperature ranging between max 29.5°C (85.1°F) and min 21.3°C (70.3°F). Pematangsiantar observes an average high-temperature of a still warm 29.5°C (85.1°F) in May, barely different from 29.2°C (84.6°F) in April. Weather in May »
Weather in June
The first month of the summer, June, is a tropical month in Pematangsiantar, Indonesia, with an average temperature fluctuating between 30.1°C (86.2°F) and 20.5°C (68.9°F). June, with average temperatures reaching a high of 30.1°C (86.2°F) and a low of 20.5°C (68.9°F), is the warmest month. The heat index in June is evaluated at a sweltering 39°C (102.2°F). Weather in June »
Weather in July
July, like June, in Pematangsiantar, Indonesia, is another warm summer month, with temperature in the range of an average high of 29.8°C (85.6°F) and an average low of 20.3°C (68.5°F). The shift into July records an average high-temperature of a moderately hot 29.8°C (85.6°F), subtly varied from June's 30.1°C (86.2°F). Weather in July »
Weather in August
August, the last month of the summer in Pematangsiantar, is a tropical month, with temperature in the range of an average high of 30°C (86°F) and an average low of 20.7°C (69.3°F). August's onset sees an average high-temperature of a hot 30°C (86°F), exhibiting a slight fluctuation from the previous month. Weather in August »
Weather in September
The first month of the autumn, September, is also a moderately hot month in Pematangsiantar, Indonesia, with an average temperature varying between 29.2°C (84.6°F) and 20.7°C (69.3°F). In September, the average high-temperature registers at a warm 29.2°C (84.6°F), nearly identical to August's 30°C (86°F). Weather in September »
Weather in October
October, the same as September, is a moderately hot autumn month in Pematangsiantar, Indonesia, with an average temperature varying between 20.8°C (69.4°F) and 28.9°C (84°F). During October, Pematangsiantar records an average high-temperature of a still warm 28.9°C (84°F), marking a slight divergence from September's 29.2°C (84.6°F). Weather in October »
Weather in November
November, the last month of the autumn in Pematangsiantar, is also a moderately hot month, with temperature in the range of an average low of 21°C (69.8°F) and an average high of 28.2°C (82.8°F). November commences with an average high-temperature of a still moderately hot 28.2°C (82.8°F), showing little deviation from October's 28.9°C (84°F). Weather in November »
Weather in December
The first month of the winter, December, is also a moderately hot month in Pematangsiantar, Indonesia, with temperature in the range of an average high of 27.7°C (81.9°F) and an average low of 20.7°C (69.3°F). December, on average, is the coldest month, registering a high temperature of 27.7°C (81.9°F) and a low of 20.7°C (69.3°F). In December, the heat index is evaluated at a hot 32°C (89.6°F). Weather in December »
Updated: Jan 25, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the most humid month in Pematangsiantar?
The months with the highest humidity in Pematangsiantar, Indonesia, are January, November and December, with an average relative humidity of 87%.
How much does it rain in Pematangsiantar?
In Pematangsiantar, during the entire year, the rain falls for 317.9 days and collects up to 2279mm (89.72") of precipitation.
What is the month with the least sunshine in Pematangsiantar?
January and December, with an average of 7.2h of sunshine, are months with the least sunshine in Pematangsiantar, Indonesia.
When is the highest UV index in Pematangsiantar?
January through December, with an average maximum UV index of 6, are months with the highest UV index in Pematangsiantar, Indonesia.
What is the month with the lowest UV index in Pematangsiantar?
January through December, with an average maximum UV index of 6, are months with the lowest UV index.
What is the driest month in Pematangsiantar?
February is the month with the least rainfall. Rain falls for 24.3 days and accumulates 127mm (5") of precipitation.
What are the months with the most sunshine in Pematangsiantar?
The months with the most sunshine in Pematangsiantar are March and August, with an average of 8.3h of sunshine.
What is the wettest month in Pematangsiantar?
April is the month with the most rainfall. Rain falls for 28.6 days and accumulates 237mm (9.33") of precipitation.
What part of the year is the hottest in Pematangsiantar?
Pematangsiantar registers the average highest temperatures during June, with peaks of 30.1°C (86.2°F) and lows of 20.5°C (68.9°F).
What is the least humid month in Pematangsiantar?
The months with the lowest humidity are June through August, with an average relative humidity of 82%.
When are the longest days in Pematangsiantar?
With an average of 12h and 18min of daylight, June has the longest days of the year in Pematangsiantar, Indonesia.
What part of the year is the coldest in Pematangsiantar?
December tends to be the coldest month in Pematangsiantar, Indonesia, with temperatures averaging a daily high of 27.7°C (81.9°F) and a low of 20.7°C (69.3°F).
What is the month with the shortest days in Pematangsiantar?
December has the shortest days of the year, with an average of 12h and 0min of daylight.
Is there Daylight Saving Time (DST) in Pematangsiantar?
Pematangsiantar does not observe Daylight Saving Time (DST). WIB timezone is used over the entire year.
Average temperature
Pematangsiantar, Indonesia
The warmest month (with the highest average high temperature) is June (30.1°C).
The month with the lowest average high temperature is December (27.7°C).
The month with the highest average low temperature is May (21.3°C).
The coldest month (with the lowest average low temperature) is January (20°C).
Average pressure
Pematangsiantar, Indonesia
- Average pressure in January:
1010.8mbar - Average pressure in February:
1010.7mbar - Average pressure in March:
1010.5mbar - Average pressure in April:
1010.1mbar - Average pressure in May:
1009.6mbar - Average pressure in June:
1009.7mbar
- Average pressure in July:
1009.8mbar - Average pressure in August:
1010mbar - Average pressure in September:
1010.6mbar - Average pressure in October:
1010.5mbar - Average pressure in November:
1009.8mbar - Average pressure in December:
1010.1mbar
The month with the highest atmospheric pressure is January (1010.8mbar).
The month with the lowest atmospheric pressure is May (1009.6mbar).
Average wind speed
Pematangsiantar, Indonesia
- Average wind speed in January:
4.5km/h - Average wind speed in February:
4.8km/h - Average wind speed in March:
4.6km/h - Average wind speed in April:
4.3km/h - Average wind speed in May:
4.3km/h - Average wind speed in June:
4.7km/h
- Average wind speed in July:
4.7km/h - Average wind speed in August:
4.5km/h - Average wind speed in September:
4.3km/h - Average wind speed in October:
4.1km/h - Average wind speed in November:
4km/h - Average wind speed in December:
4.3km/h
The windiest month (with the highest average wind speed) is February (4.8km/h).
The calmest month (with the lowest average wind speed) is November (4km/h).
Average humidity
Pematangsiantar, Indonesia
The months with the highest relative humidity are January, November and December (87%).
The months with the lowest relative humidity are June, July and August (82%).
Average rainfall
Pematangsiantar, Indonesia
- Average rainfall in January:
175mm - Average rainfall in February:
127mm - Average rainfall in March:
167mm - Average rainfall in April:
237mm - Average rainfall in May:
230mm - Average rainfall in June:
165mm
- Average rainfall in July:
170mm - Average rainfall in August:
157mm - Average rainfall in September:
158mm - Average rainfall in October:
232mm - Average rainfall in November:
227mm - Average rainfall in December:
234mm
The wettest month (with the highest rainfall) is April (237mm).
The driest month (with the least rainfall) is February (127mm).
Average rainfall days
Pematangsiantar, Indonesia
- Average rainfall days in January:
28.8 days - Average rainfall days in February:
24.3 days - Average rainfall days in March:
25.8 days - Average rainfall days in April:
28.6 days - Average rainfall days in May:
27.4 days - Average rainfall days in June:
22.6 days
- Average rainfall days in July:
25.4 days - Average rainfall days in August:
26 days - Average rainfall days in September:
25.4 days - Average rainfall days in October:
26.4 days - Average rainfall days in November:
27.9 days - Average rainfall days in December:
29.3 days
The month with the highest number of rainy days is December (29.3 days).
The month with the least rainy days is June (22.6 days).
Average daylight / Average sunshine
Pematangsiantar, Indonesia
- Average daylight in January:
12h and 0min - Average daylight in February:
12h and 0min - Average daylight in March:
12h and 1min - Average daylight in April:
12h and 1min - Average daylight in May:
12h and 2min - Average daylight in June:
12h and 2min
- Average daylight in July:
12h and 2min - Average daylight in August:
12h and 1min - Average daylight in September:
12h and 1min - Average daylight in October:
12h and 1min - Average daylight in November:
12h and 0min - Average daylight in December:
12h and 0min
The month with the longest days is June (Average daylight: 12h and 18min).
The month with the shortest days is December (Average daylight: 12h and 0min).
- Average sunshine in January:
7h and 1min - Average sunshine in February:
7h and 5min - Average sunshine in March:
8h and 2min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 0min - Average sunshine in June:
8h and 1min
- Average sunshine in July:
8h and 1min - Average sunshine in August:
8h and 2min - Average sunshine in September:
8h and 1min - Average sunshine in October:
7h and 4min - Average sunshine in November:
7h and 2min - Average sunshine in December:
7h and 1min
The months with the most sunshine are March and August (Average sunshine: 8h and 18min).
The months with the least sunshine are January and December (Average sunshine: 7h and 12min).
Average sunshine days
Pematangsiantar, Indonesia
- Average sunshine days in January:
1.4 days - Average sunshine days in February:
2 days - Average sunshine days in March:
4.1 days - Average sunshine days in April:
1.2 days - Average sunshine days in May:
2.8 days - Average sunshine days in June:
6.1 days
- Average sunshine days in July:
4.7 days - Average sunshine days in August:
3.8 days - Average sunshine days in September:
3.7 days - Average sunshine days in October:
3.3 days - Average sunshine days in November:
1.2 days - Average sunshine days in December:
0.8 days
The month with the most sunshine days is June (6.1 days).
The month with the least sunshine days is December (0.8 days).
Average UV index
Pematangsiantar, Indonesia
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
Average cloud cover
Pematangsiantar, Indonesia
The month with the most cloud cover is December (Cloud cover 52).
The months with the least cloud cover are June, July and August (Cloud cover 39).
Average visibility
Pematangsiantar, Indonesia
The months with the highest visibility are March, June, July, August, September, October and November (8km).
The months with the lowest visibility are January, February, April, May and December (7km).
Pematangsiantar, Indonesia
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