Climate Insights for Berastagi

Kabupaten Karo, North Sumatra, Indonesia

Hottest
June
28°C peak
Coldest
February
18°C low
Wettest
November
399mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Berastagi is warm and mild. The average annual temperature is 22°C and approximately 3256mm of precipitation falls per year. Berastagi receives a notable amount of rainfall throughout the year, including during its driest month. Berastagi sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 26° Average: 22° Min: 18° Feb Max: 26° Average: 22° Min: 18° Mar Max: 27° Average: 22° Min: 19° Apr Max: 27° Average: 23° Min: 19° May Max: 28° Average: 23° Min: 19° Jun Max: 28° Average: 23° Min: 19° Jul Max: 28° Average: 22° Min: 18° Aug Max: 27° Average: 22° Min: 18° Sep Max: 27° Average: 22° Min: 18° Oct Max: 27° Average: 22° Min: 19° Nov Max: 26° Average: 22° Min: 19° Dec Max: 26° Average: 22° Min: 19°
Max
Average
Min

Berastagi has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is June, when average highs reach 28°C and the mean temperature sits around 23°C. February is the coolest month, with minimum temperatures around 18°C and an average of 22°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 259mm Feb Precipitation: 196mm Mar Precipitation: 222mm Apr Precipitation: 267mm May Precipitation: 282mm Jun Precipitation: 212mm Jul Precipitation: 171mm Aug Precipitation: 276mm Sep Precipitation: 274mm Oct Precipitation: 335mm Nov Precipitation: 399mm Dec Precipitation: 362mm
Precipitation

Berastagi is a very wet location, receiving approximately 3256mm of precipitation annually, which averages out to around 271mm per month. The wettest month is November, averaging 399mm of rainfall. December and October also tend to see above-average precipitation. The driest month is July, with just 171mm. That's 228mm less than November, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.

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: 8km/h Mar Wind Speed: 8km/h Apr Wind Speed: 7km/h May Wind Speed: 7km/h Jun Wind Speed: 7km/h Jul Wind Speed: 7km/h Aug Wind Speed: 7km/h Sep Wind Speed: 7km/h Oct Wind Speed: 7km/h Nov Wind Speed: 7km/h Dec Wind Speed: 7km/h
Wind Speed

Berastagi is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 8km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

Seasons

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

89 days until Summer

It is currently spring in Berastagi, which began on March 20, 2026. Berastagi sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in June at around 28°C, while the coldest stretch bottoms out in February near 18°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 19 to 28°C. Rainfall is heavy, totalling around 771mm across the season with a monthly average of 257mm. Winds are generally light, averaging 7km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 18 to 28°C. Rainfall is heavy, totalling around 660mm across the season with a monthly average of 220mm. Winds are generally light, averaging 7km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 18 to 27°C. Rainfall is heavy, totalling around 1008mm across the season with a monthly average of 336mm. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 18 to 26°C. Rainfall is heavy, totalling around 817mm across the season with a monthly average of 272mm. Winds are generally light, averaging 7km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Monthly Climate Data

The table below shows monthly climate averages for Berastagi 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. 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
18 °C
26 °C
7 km/h
259 mm
0 cm
Feb
18 °C
26 °C
8 km/h
196 mm
0 cm
Mar Current
19 °C
27 °C
8 km/h
222 mm
0 cm
Apr
19 °C
27 °C
7 km/h
267 mm
0 cm
May
19 °C
28 °C
7 km/h
282 mm
0 cm
Jun
19 °C
28 °C
7 km/h
212 mm
0 cm
Jul
18 °C
28 °C
7 km/h
171 mm
0 cm
Aug
18 °C
27 °C
7 km/h
276 mm
0 cm
Sep
18 °C
27 °C
7 km/h
274 mm
0 cm
Oct
19 °C
27 °C
7 km/h
335 mm
0 cm
Nov
19 °C
26 °C
7 km/h
399 mm
0 cm
Dec
19 °C
26 °C
7 km/h
362 mm
0 cm
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Metric (°C, km/h)