North Sumatra (Medan)
January
Weather in North Sumatra for January 2027
Your guide to North Sumatra weather in January - trends and predictions
In general, the average temperature in North Sumatra at the beginning of January is 29.2 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 28.6 °C by the end of January.
North Sumatra experiences heavy rainfall in January, with over 20 rainy days and an average total precipitation 214.6 mm.
Is January a good time to visit North Sumatra? check out the best time to travel to North Sumatra page.
✨ Is January a good time to visit North Sumatra? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
4
Dry days
27
Rainy days
0
Snow days
29°/22°
Temperatures
8 km/h
Avg max wind
86 %
Avg humidity
North Sumatra Weather January
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Temperatures trend during January in North Sumatra
See the weather trend as well as the moving average line
January weather in North Sumatra day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jan. |  Light rain | 29° /22° | 6 mm | 6 | |
| 2 Jan. | Light rain | 29° /22° | 4.8 mm | 6 | |
| 3 Jan. |  Heavy rain at times | 29° /22° | 5.8 mm | 7 | |
| 4 Jan. |  Patchy rain possible | 30° /22° | 2.4 mm | 7 | |
| 5 Jan. | Light rain | 29° /22° | 4.7 mm | 6 | |
| 6 Jan. | Light rain | 30° /22° | 6.9 mm | 7 | |
| 7 Jan. |  Moderate rain | 29° /22° | 10.8 mm | 6 | |
| 8 Jan. | Moderate rain | 28° /22° | 12.5 mm | 6 | |
| 9 Jan. |  Moderate or heavy rain shower | 30° /22° | 8.6 mm | 6 | |
| 10 Jan. | Light rain | 29° /22° | 5 mm | 6 | |
| 11 Jan. | Light rain | 29° /22° | 4.9 mm | 6 | |
| 12 Jan. | Moderate rain | 29° /22° | 10 mm | 7 | |
| 13 Jan. | Moderate or heavy rain shower | 29° /22° | 5.9 mm | 7 | |
| 14 Jan. | Moderate or heavy rain shower | 29° /22° | 5.6 mm | 6 | |
| 15 Jan. | Light rain | 30° /22° | 5.1 mm | 7 | |
| 16 Jan. | Light rain | 29° /22° | 9.7 mm | 7 | |
| 17 Jan. | Moderate rain | 29° /22° | 11.6 mm | 6 | |
| 18 Jan. | Light rain | 30° /22° | 3.7 mm | 6 | |
| 19 Jan. | Light rain | 29° /22° | 7.3 mm | 6 | |
| 20 Jan. | Light rain | 29° /22° | 3.9 mm | 7 | |
| 21 Jan. | Moderate rain | 29° /22° | 12.5 mm | 6 | |
| 22 Jan. | Moderate or heavy rain shower | 30° /22° | 8 mm | 7 | |
| 23 Jan. | Light rain | 30° /22° | 6.7 mm | 7 | |
| 24 Jan. | Light rain | 28° /22° | 7.6 mm | 7 | |
| 25 Jan. | Light rain | 29° /22° | 7 mm | 6 | |
| 26 Jan. | Light rain | 29° /22° | 3.6 mm | 7 | |
| 27 Jan. | Light rain | 29° /22° | 6.8 mm | 6 | |
| 28 Jan. | Light rain | 28° /22° | 8.1 mm | 6 | |
| 29 Jan. | Light rain | 28° /22° | 6.5 mm | 7 | |
| 30 Jan. | Light rain | 29° /22° | 5.7 mm | 7 | |
| 31 Jan. | Light rain | 30° /22° | 7.1 mm | 7 | |
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Important Notice
Our weather forecast for North Sumatra in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the North Sumatra forecast closer to your planned date for the most up-to-date weather information.
Change Month
North Sumatra weather in January vs December vs February
Compare January weather in North Sumatra with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
| December | January | February | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 29°/22° | 29°/22° | 31°/22° |
| Rainfall | 271 mm | 215 mm | 138 mm |
| Wind | 8.5 km/h | 8.3 km/h | 9.6 km/h |
| Humidity | 87% | 86% | 82% |
| Rainy days | 28 days | 27 days | 20 days |
| Dry days | 3 days | 4 days | 8 days |
Planning a trip to North Sumatra? Discover the best time to visit
North Sumatra in January - FAQ
What are the expected maximum and minimum temperatures in North Sumatra during January?
During January, expect a variety of temperatures with highs around 29° and lows near 22°, suitable for diverse activities and preferences.
How much rainfall should be expected in North Sumatra during January?
Significant rainfall exceeding 214.6 mm is expected in North Sumatra during January, occurring over more than 27 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in North Sumatra during January?
The average wind speed in North Sumatra during January is 8 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in North Sumatra
Explore the daily rainfall trends and prepare for North Sumatras January weather 💧
Typically, North Sumatra has 27 rainy days in January with a total of 214.6 mm of rainfall.
UV exposure in North Sumatra during January
Stay informed about UV levels for safe outdoor activities throughout the month of January ☀️
What to pack to North Sumatra in January?
Warm & sunny · highs around 29 °C, frequent showers
As you prepare for your trip to North Sumatra in January, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in North Sumatra, during January, is comfortable and enjoyable, regardless of the weather conditions.
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