North Sumatra, Indonesia Weather

North Sumatra,  Weather
(Photo by Dikaseva on Unsplash)

Current conditions

Updated:
14°C
57.2°F
°C °F

Condition: Overcast

Pressure: 843 hPa

Feel like: 15 °C

Temperature: 14°C

Cloud: 90%

Humidity: 85%

Wind: SSW - 2 km/h

Visibility: 21.14 km

Weather forecast

Tue
04 Aug
13°C / 23°C
Moderate Drizzle
Wed
05 Aug
13°C / 23°C
Drizzle
Thu
06 Aug
14°C / 25°C
Drizzle
Fri
07 Aug
13°C / 25°C
Moderate Drizzle
Sat
08 Aug
14°C / 23°C
Drizzle
Hourly forecast today:
23:00 PM
12° / 14°
12° / 14°
Overcast
85% 17 km/h
00:00 AM
12° / 16°
12° / 16°
Partly Cloudy
77% 12 km/h
01:00 AM
15° / 18°
15° / 18°
Mainly Clear
83% 11 km/h
02:00 AM
14° / 19°
14° / 19°
Partly Cloudy
71% 11 km/h
03:00 AM
12° / 21°
12° / 21°
Overcast
57% 14 km/h
04:00 AM
13° / 23°
13° / 23°
Overcast
53% 17 km/h
05:00 AM
14° / 25°
14° / 25°
Partly Cloudy
51% 28 km/h
06:00 AM
13° / 25°
13° / 25°
Partly Cloudy
48% 21 km/h
07:00 AM
13° / 24°
13° / 24°
Drizzle
49% 29 km/h
08:00 AM
13° / 23°
13° / 23°
Drizzle
55% 29 km/h
09:00 AM
16° / 21°
16° / 21°
Drizzle
72% 21 km/h

30 Day Averages and Extremes

  • Average high 21.53°C
  • Average low 13.6°C
  • Hottest day 25°C (03 August 2026)
  • Coldest day 0°C (17 August 2026)
  • Average humidity 87.1%
  • Days with precipitation 30 days
  • Highest precipitation 77 mm (19 July 2026)

Yesterday's Data

  • Max: 22°C
  • Min: 14°C
  • Total Precipitation: 7 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 very hot weather in North Sumatra, with the high temperatures above 25ºC (77.0ºF), consider wearing:
- Lightweight t-shirt or tank top
- UV-protective sunglasses
- Breathable shorts or skirts
- Wide-brimmed sun hat

Temperature

Early
16°C / 20°C
Morning
16°C / 19°C
Afternoon
14°C / 15°C
Evening
13°C / 14°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 462
  • CO 96
  • NH3 0
  • NO2 5
  • O3 10
  • PM10 5
  • PM25 5
  • SO2 1
  • CH4 1,321

Sunrise / Sunset

23:22
11:34