Climate and monthly weather forecastSiwalankerto, Indonesia
Climate and monthly weather forecast
Weather in January
January, the same as December, in Siwalankerto, Indonesia, is a hot summer month, with an average temperature ranging between max 30.1°C (86.2°F) and min 25.3°C (77.5°F). The coldest period falls in January, February and July, when the average high-temperature reaches 30.1°C (86.2°F). January's average heat index is appraised at a sweltering 37°C (98.6°F). Weather in January »Weather in February
The last month of the summer, February, is another tropical month in Siwalankerto, Indonesia, with an average temperature ranging between max 30.1°C (86.2°F) and min 25.1°C (77.2°F). January, February and July are the coldest months, with an average high-temperature of 30.1°C (86.2°F). February's heat index is appraised at a fiery hot 38°C (100.4°F). Weather in February »Weather in March
The first month of the autumn, March, is also a hot month in Siwalankerto, Indonesia, with an average temperature ranging between max 30.5°C (86.9°F) and min 25.3°C (77.5°F). Siwalankerto, Indonesia, experiences a recorded average high-temperature of a still tropical 30.5°C (86.9°F) in March, closely aligned with February's 30.1°C (86.2°F). Weather in March »Weather in April
April, the same as March, in Siwalankerto, Indonesia, is a hot autumn month, with an average temperature fluctuating between 30.5°C (86.9°F) and 25.6°C (78.1°F). April notes an average high-temperature of a still hot 30.5°C (86.9°F), aligning with the previous month's conditions. Weather in April »Weather in May
May, the last month of the autumn in Siwalankerto, is also a hot month, with an average temperature varying between 30.8°C (87.4°F) and 25.7°C (78.3°F). As Siwalankerto steps into May, the average high-temperature is measured at a still tropical 30.8°C (87.4°F), displaying minor differences from April's 30.5°C (86.9°F). Weather in May »Weather in June
June, the first month of the winter in Siwalankerto, is still a tropical month, with an average temperature varying between 30.3°C (86.5°F) and 24.9°C (76.8°F). June brings an average high-temperature of a still hot 30.3°C (86.5°F), showing a slight difference from May's 30.8°C (87.4°F). Weather in June »Weather in July
July, like June, is another tropical winter month in Siwalankerto, Indonesia, with an average temperature fluctuating between 24.3°C (75.7°F) and 30.1°C (86.2°F). In Siwalankerto, the coldest months are January, February and July, registering an average high-temperature of 30.1°C (86.2°F). During July, the heat index is appraised at a fiery hot 36°C (96.8°F). Weather in July »Weather in August
The last month of the winter, August, is another tropical month in Siwalankerto, Indonesia, with an average temperature ranging between max 30.8°C (87.4°F) and min 24.2°C (75.6°F). A minor adjustment in Siwalankerto's average high-temperature is noted with the start of August, touching a still tropical 30.8°C (87.4°F) from July's 30.1°C (86.2°F). Weather in August »Weather in September
The first month of the spring, September, is also a hot month in Siwalankerto, Indonesia, with an average temperature fluctuating between 31.7°C (89.1°F) and 24.4°C (75.9°F). The advent of September reveals an average high-temperature of a still hot 31.7°C (89.1°F), showing minimal difference from the prior month. Weather in September »Weather in October
October, like September, is another tropical spring month in Siwalankerto, Indonesia, with an average temperature varying between 32.9°C (91.2°F) and 26.4°C (79.5°F). In Siwalankerto, the highest average temperatures are observed in October, with a high of 32.9°C (91.2°F) and a low of 26.4°C (79.5°F). The heat index in October is appraised at a scorching 40°C (104°F). Weather in October »Weather in November
The last month of the spring, November, is also a hot month in Siwalankerto, Indonesia, with an average temperature varying between 26.5°C (79.7°F) and 32.4°C (90.3°F). The arrival of November sees a recorded average high-temperature of a still hot 32.4°C (90.3°F), showing little divergence from the previous month's conditions. Weather in November »Weather in December
December, the first month of the summer in Siwalankerto, is still a hot month, with an average temperature varying between 26.3°C (79.3°F) and 31.2°C (88.2°F). Siwalankerto's weather, upon December's arrival, documents an average high-temperature of a still hot 31.2°C (88.2°F), nearly identical to the prior month. 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
January, February and July are identified as the coldest months in Siwalankerto, with an average high-temperature of 30.1°C (86.2°F).
In Siwalankerto, Indonesia, during the entire year, the rain falls for 187.8 days and collects up to 839mm (33.03") of precipitation.
With an average of 8.1h of sunshine, January has the least sunshine of the year in Siwalankerto.
January through December, with an average maximum UV index of 7, are months with the highest UV index.
The months with the lowest UV index in Siwalankerto, Indonesia, are January through December, with an average maximum UV index of 7.
With an average relative humidity of 79%, February is the most humid month in Siwalankerto, Indonesia.
The month with the most rainfall is February, when the rain falls for 25 days and typically aggregates up to 179mm (7.05") of precipitation.
The month with the shortest days in Siwalankerto is June, with an average of 11h and 42min of daylight.
The month with the least rainfall in Siwalankerto is August, when the rain falls for 3.7 days and typically collects 4mm (0.16") of precipitation.
August through October, with an average of 9.9h of sunshine, are months with the most sunshine.
The average temperatures reach their apex in October, averaging 32.9°C (91.2°F) at the high end and 26.4°C (79.5°F) at the low end.
With an average relative humidity of 63%, October is the least humid month.
December has the longest days of the year, with an average of 12h and 30min of daylight.
Siwalankerto does not utilize Daylight Saving Time (DST). WIB timezone is used throughout the entire year.
Average temperature
Siwalankerto, Indonesia
The warmest month (with the highest average high temperature) is October (32.9°C).
The months with the lowest average high temperature are January, February and July (30.1°C).
The month with the highest average low temperature is November (26.5°C).
The coldest month (with the lowest average low temperature) is August (24.2°C).
Average pressure
Siwalankerto, Indonesia
- Average pressure in January:
1009mbar - Average pressure in February:
1009.4mbar - Average pressure in March:
1009.7mbar - Average pressure in April:
1009.7mbar - Average pressure in May:
1010mbar - Average pressure in June:
1010.5mbar
- Average pressure in July:
1011mbar - Average pressure in August:
1011.4mbar - Average pressure in September:
1011.3mbar - Average pressure in October:
1010.5mbar - Average pressure in November:
1009.2mbar - Average pressure in December:
1008.7mbar
The month with the highest atmospheric pressure is August (1011.4mbar).
The month with the lowest atmospheric pressure is December (1008.7mbar).
Average wind speed
Siwalankerto, Indonesia
- Average wind speed in January:
9.6km/h - Average wind speed in February:
8.2km/h - Average wind speed in March:
6.5km/h - Average wind speed in April:
6.3km/h - Average wind speed in May:
7.5km/h - Average wind speed in June:
8.1km/h
- Average wind speed in July:
9.1km/h - Average wind speed in August:
9.9km/h - Average wind speed in September:
9.7km/h - Average wind speed in October:
9.1km/h - Average wind speed in November:
6.9km/h - Average wind speed in December:
7km/h
The windiest month (with the highest average wind speed) is August (9.9km/h).
The calmest month (with the lowest average wind speed) is April (6.3km/h).
Average humidity
Siwalankerto, Indonesia
The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is October (63%).
Average rainfall
Siwalankerto, Indonesia
- Average rainfall in January:
172mm - Average rainfall in February:
179mm - Average rainfall in March:
152mm - Average rainfall in April:
87mm - Average rainfall in May:
47mm - Average rainfall in June:
14mm
The wettest month (with the highest rainfall) is February (179mm).
The driest month (with the least rainfall) is August (4mm).
Average rainfall days
Siwalankerto, Indonesia
- Average rainfall days in January:
27 days - Average rainfall days in February:
25 days - Average rainfall days in March:
25.3 days - Average rainfall days in April:
21.3 days - Average rainfall days in May:
14.1 days - Average rainfall days in June:
9.1 days
- Average rainfall days in July:
7.8 days - Average rainfall days in August:
3.7 days - Average rainfall days in September:
4.1 days - Average rainfall days in October:
7.6 days - Average rainfall days in November:
18.1 days - Average rainfall days in December:
24.7 days
The month with the highest number of rainy days is January (27 days).
The month with the least rainy days is August (3.7 days).
Average daylight / Average sunshine
Siwalankerto, Indonesia
- Average daylight in January:
12h and 30min - Average daylight in February:
12h and 18min - Average daylight in March:
12h and 6min - Average daylight in April:
11h and 54min - Average daylight in May:
11h and 48min - Average daylight in June:
11h and 42min
- Average daylight in July:
11h and 42min - Average daylight in August:
11h and 54min - Average daylight in September:
12h and 6min - Average daylight in October:
12h and 18min - Average daylight in November:
12h and 24min - Average daylight in December:
12h and 30min
The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in January:
8h and 6min - Average sunshine in February:
8h and 24min - Average sunshine in March:
8h and 54min - Average sunshine in April:
9h and 6min - Average sunshine in May:
9h and 30min - Average sunshine in June:
9h and 48min
- Average sunshine in July:
9h and 48min - Average sunshine in August:
9h and 54min - Average sunshine in September:
9h and 54min - Average sunshine in October:
9h and 54min - Average sunshine in November:
9h and 36min - Average sunshine in December:
8h and 36min
The months with the most sunshine are August, September and October (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 8h and 6min).
Average sunshine days
Siwalankerto, Indonesia
- Average sunshine days in January:
3.1 days - Average sunshine days in February:
2.8 days - Average sunshine days in March:
4.8 days - Average sunshine days in April:
6.5 days - Average sunshine days in May:
13.1 days - Average sunshine days in June:
18.7 days
- Average sunshine days in July:
21.1 days - Average sunshine days in August:
26 days - Average sunshine days in September:
23.7 days - Average sunshine days in October:
19.9 days - Average sunshine days in November:
9.6 days - Average sunshine days in December:
5.9 days
The month with the most sunshine days is August (26 days).
The month with the least sunshine days is February (2.8 days).
Average UV index
Siwalankerto, Indonesia
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover
Siwalankerto, Indonesia
The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 11).
Average visibility
Siwalankerto, Indonesia
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January and February (9km).
