North Sumatra, Indonesia Weather

North Sumatra,  Weather
(Photo by Dikaseva on Unsplash)

Current conditions

Updated:
17°C
62.6°F
°C °F

Condition: Partly Cloudy

Pressure: 846 hPa

Feel like: 19 °C

Temperature: 17°C

Cloud: 79%

Humidity: 95%

Wind: SE - 2 km/h

Visibility: 8.72 km

Weather forecast

Thu
06 Aug
14°C / 24°C
Overcast
Fri
07 Aug
14°C / 24°C
Drizzle
Sat
08 Aug
13°C / 24°C
Drizzle
Sun
09 Aug
14°C / 24°C
Drizzle
Mon
10 Aug
13°C / 24°C
Overcast
Hourly forecast today:
01:00 AM
16° / 17°
16° / 17°
Partly Cloudy
95% 11 km/h
02:00 AM
16° / 19°
16° / 19°
Overcast
86% 16 km/h
03:00 AM
15° / 20°
15° / 20°
Overcast
74% 18 km/h
04:00 AM
15° / 22°
15° / 22°
Drizzle
66% 22 km/h
05:00 AM
14° / 23°
14° / 23°
Overcast
55% 20 km/h
06:00 AM
15° / 20°
15° / 20°
Moderate Drizzle
75% 18 km/h
07:00 AM
16° / 21°
16° / 21°
Moderate Drizzle
71% 24 km/h
08:00 AM
15° / 21°
15° / 21°
Moderate Drizzle
71% 27 km/h
09:00 AM
15° / 19°
15° / 19°
Drizzle
77% 25 km/h
10:00 AM
16° / 19°
16° / 19°
Drizzle
82% 27 km/h
11:00 AM
16° / 18°
16° / 18°
Drizzle
91% 22 km/h

30 Day Averages and Extremes

  • Average high 22.3°C
  • Average low 13.93°C
  • Hottest day 25°C (11 August 2026)
  • Coldest day 12°C (26 July 2026)
  • Average humidity 85.9%
  • Days with precipitation 30 days
  • Highest precipitation 61 mm (28 July 2026)

Yesterday's Data

  • Max: 23°C
  • Min: 14°C
  • Total Precipitation: 2 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:
- Shorts or lightweight trousers
- Comfortable sandals or sneakers
- Cotton or linen fabrics
- T-shirt or short-sleeve blouse

Temperature

Early
15°C / 20°C
Morning
15°C / 19°C
Afternoon
15°C / 15°C
Evening
13°C / 14°C

Air quality

Moderate

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

  • CO2 479
  • CO 98
  • NH3 0
  • NO2 4
  • O3 29
  • PM10 14
  • PM25 13
  • SO2 2
  • CH4 1,339

Sunrise / Sunset

23:21
11:34