Climate Insights for Parmonangan

Kabupaten Toba Samosir, North Sumatra, Indonesia

Hottest
August
2°C peak
Coldest
December
-1°C low
Wettest
December
33mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Parmonangan is cold. The average annual temperature is 1°C and approximately 194mm of precipitation falls per year. December is the wettest month, receiving around 33mm of rainfall. Parmonangan sits near the equator, so seasonal temperature differences are minimal throughout the year. Snowfall occurs from January to December, with around 127cm accumulating over the season.

Temperature

-10° -5° 10° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 1° Average: 1° Min: 1° Feb Max: 1° Average: 1° Min: 1° Mar Max: 1° Average: 1° Min: 1° Apr Max: 1° Average: 1° Min: 1° May Max: 1° Average: 1° Min: 1° Jun Max: 1° Average: 1° Min: 1° Jul Max: 1° Average: 1° Min: 0° Aug Max: 2° Average: 1° Min: 1° Sep Max: 1° Average: 1° Min: 0° Oct Max: 1° Average: 1° Min: 0° Nov Max: 2° Average: 1° Min: 0° Dec Max: 1° Average: 0° Min: -1°
Max
Average
Min

Parmonangan has relatively stable temperatures year-round, staying within a 3°C range. August is the warmest month, though highs remain moderate at 2°C with a mean of 1°C. The coldest month is December, when overnight lows fall to -1°C and the daily average is 0°C. Daily temperature variation is modest, with an average difference of 1°C between highs and lows.

Precipitation

0mm 25mm 50mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 6mm Snow: 1mm Feb Precipitation: 6mm Snow: 1mm Mar Precipitation: 8mm Snow: 1mm Apr Precipitation: 7mm Snow: 0mm May Precipitation: 7mm Snow: 0mm Jun Precipitation: 8mm Snow: 1mm Jul Precipitation: 17mm Snow: 5mm Aug Precipitation: 16mm Snow: 3mm Sep Precipitation: 21mm Snow: 17mm Oct Precipitation: 33mm Snow: 33mm Nov Precipitation: 33mm Snow: 33mm Dec Precipitation: 33mm Snow: 33mm
Precipitation
Snow

Parmonangan is a quite dry location, receiving approximately 194mm of precipitation annually, which averages out to around 16mm per month. The wettest month is October, averaging 33mm of rainfall. November and December also tend to see above-average precipitation. The driest month is January, with just 6mm. That's 27mm less than October, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 127cm accumulating over the season. November typically sees the most snow at around 33cm.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 7km/h Feb Wind Speed: 6km/h Mar Wind Speed: 6km/h Apr Wind Speed: 5km/h May Wind Speed: 5km/h Jun Wind Speed: 4km/h Jul Wind Speed: 3km/h Aug Wind Speed: 2km/h Sep Wind Speed: 2km/h Oct Wind Speed: 3km/h Nov Wind Speed: 2km/h Dec Wind Speed: 1km/h
Wind Speed

Parmonangan is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 6km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 5km/h in winter, 5km/h in spring, 3km/h in summer, 2km/h in autumn.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

22 days until Autumn

It is currently summer in Parmonangan, which began on June 21, 2026. Parmonangan sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in August at around 2°C, while the coldest stretch bottoms out in December near -1°C. Autumn is next, beginning on September 23, 2026 — 22 days from now.

Spring

Temperatures range from 1 to 1°C. Precipitation is minimal, with only around 22mm for the entire season. Winds are generally light, averaging 5km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 0 to 2°C. Precipitation is minimal, with only around 41mm for the entire season. Winds are generally light, averaging 3km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from 0 to 2°C. Rainfall is relatively light, with around 87mm over the season and a monthly average of 29mm. Expect around 82cm of snow accumulation during this period. Winds are generally light, averaging 2km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from -1 to 1°C. Precipitation is minimal, with only around 44mm for the entire season. Expect around 35cm of snow accumulation during this period. Winds are generally light, averaging 5km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Monthly Climate Data

The table below shows monthly climate averages for Parmonangan based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
1 °C
1 °C
7 km/h
6 mm
1 cm
Feb
1 °C
1 °C
6 km/h
6 mm
1 cm
Mar
1 °C
1 °C
6 km/h
8 mm
1 cm
Apr
1 °C
1 °C
5 km/h
7 mm
0 cm
May
1 °C
1 °C
5 km/h
7 mm
0 cm
Jun
1 °C
1 °C
4 km/h
8 mm
1 cm
Jul
0 °C
1 °C
3 km/h
17 mm
5 cm
Aug
1 °C
2 °C
2 km/h
16 mm
3 cm
Sep Current
0 °C
1 °C
2 km/h
21 mm
17 cm
Oct
0 °C
1 °C
3 km/h
33 mm
33 cm
Nov
0 °C
2 °C
2 km/h
33 mm
33 cm
Dec
-1 °C
1 °C
1 km/h
33 mm
33 cm
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Metric (°C, km/h)