North Sumatra, Indonesia Weather

North Sumatra,  Weather
(Photo by Dikaseva on Unsplash)

Current conditions

Updated:
16°C
60.8°F
°C °F

Condition: Partly Cloudy

Pressure: 844 hPa

Feel like: 18 °C

Temperature: 16°C

Cloud: 57%

Humidity: 92%

Wind: NW - 3 km/h

Visibility: 24.14 km

Weather forecast

Sun
18 Jan
14°C / 21°C
Slight Rain Showers
Mon
19 Jan
14°C / 23°C
Fog
Tue
20 Jan
14°C / 23°C
Fog
Wed
21 Jan
13°C / 23°C
Fog
Thu
22 Jan
11°C / 23°C
Drizzle
Hourly forecast today:
01:00 AM
15° / 16°
15° / 16°
Partly Cloudy
92% 15 km/h
02:00 AM
15° / 19°
15° / 19°
Partly Cloudy
79% 15 km/h
03:00 AM
14° / 20°
14° / 20°
Partly Cloudy
71% 14 km/h
04:00 AM
14° / 21°
14° / 21°
Partly Cloudy
64% 16 km/h
05:00 AM
13° / 22°
13° / 22°
Partly Cloudy
57% 17 km/h
06:00 AM
13° / 23°
13° / 23°
Partly Cloudy
52% 15 km/h
07:00 AM
12° / 24°
12° / 24°
Overcast
50% 18 km/h
08:00 AM
12° / 24°
12° / 24°
Overcast
50% 22 km/h
09:00 AM
13° / 23°
13° / 23°
Partly Cloudy
56% 28 km/h
10:00 AM
14° / 21°
14° / 21°
Partly Cloudy
64% 33 km/h
11:00 AM
14° / 20°
14° / 20°
Overcast
69% 29 km/h

30 Day Averages and Extremes

  • Average high 21.77°C
  • Average low 13.53°C
  • Hottest day 24°C (16 January 2026)
  • Coldest day 11°C (22 January 2026)
  • Average humidity 84.0%
  • Days with precipitation 29 days
  • Highest precipitation 59 mm (07 January 2026)

Yesterday's Data

  • Max: 24°C
  • Min: 14°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in North Sumatra over the next 12 hours

Temperature and possibility of rain in North Sumatra in the coming days

Rainfall in North Sumatra in the coming days

North Sumatra Climate Summary

North Sumatra features a Tropical rainforest (Köppen classification: Af), with an average annual temperature of 27.46ºC (81.43ºF), which is about 0.35% higher than the national average for Indonesia. Annually, the city experiences approximately 153.41 millimeters (6.04 inches) of rainfall, spread across 274.37 rainy days, accounting for 75.17% of the year.

Longitude 2.1153547
Latitude 99.5450974
Yearly high temperature 31.23ºC (88.21ºF)
Yearly low temperature 22.23ºC (72.01ºF)
Hottest month August 32.34ºC (90.21ºF)
Coldest month January 21.83ºC (71.29ºF)
Yearly precip 153.41mm (6.04in)
Days with rainfall 274.37 days (75.17%)
Driest month June (78.85%)
Wettest month November (86.12%)

Weather averages by month

Month High / Low (°C) Rain
January 29.89° / 21.83° 22.73 days
February 30.4° / 21.85° 21.82 days
March 31.45° / 22.39° 24.0 days
April 31.38° / 22.64° 25.91 days
May 31.89° / 22.7° 25.09 days
June 32.38° / 22.2° 17.09 days
July 32.16° / 21.88° 19.0 days
August 32.34° / 22.27° 20.73 days
September 31.86° / 22.21° 23.36 days
October 31.23° / 22.27° 22.91 days
November 30.15° / 22.39° 26.18 days
December 29.61° / 22.14° 25.55 days

Frequently asked questions

1. What is the hottest month in North Sumatra?

August has the highest average monthly temperature (daily mean of 32.34ºC) and January are the coolest (daily mean of 21.83ºC).

2. What should I wear in North Sumatra today?

For today's warm weather in North Sumatra, with temperatures between 20ºC to 23ºC (68.0ºF to 73.4ºF), you might consider wearing:
- Comfortable sandals or sneakers
- Sunglasses
- Cotton or linen fabrics
- Shorts or lightweight trousers

Temperature

Early
14°C / 20°C
Morning
13°C / 23°C
Afternoon
15°C / 17°C
Evening
14°C / 15°C

Air quality

Moderate

Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals

  • CO2 450
  • CO 185
  • NH3 0
  • NO2 3
  • O3 41
  • PM10 18
  • PM25 18
  • SO2 0
  • CH4 1,402

Sunrise / Sunset

23:31
11:32