Cheonan Weather in March
With daytime temperatures of 13°C (55°F) and nighttime lows of 1°C (34°F), March in Cheonan brings moderate temperatures during the day. Some rainfall is to be expected during the month.
Rainfall in Cheonan in March
This month experiences about 8 days of rain according to historical data, averaging 47 mm (1.9 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Cheonan in March
Daytime highs in Cheonan in March reach 13°C (55°F), with nights around 1°C (34°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights drop to 1°C (34°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Cheonan in March
Expect a lot of sunshine this month, with about 219 hours of sun. These sunny conditions help offset the cool temperatures, making it a pleasant month to explore outdoors.Should you favor a climate that's both dry and comfortably warm, April, May and October typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Korea, check out our Cheonan's climate page.
Cheonan Temperature in March
Min Temperature
1°C (34°F)
Max Temperature
13°C (55°F)
Chance of Rain
27%
Precipitation
47 mm (1.9 in)
Rainy days
8 days
Humidity
65%
Sunshine
219 hours
Percentage Sunshine
57%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Cheonan typically rise from around 8°C (46°F) at the start of March to approximately 14°C (57°F) by the end. Nights are very cold, with lows typically ranging from -3°C (27°F) to 2°C (36°F).
Average temperatures in March
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather for Cheonan in March
Browse day-by-day weather records for Cheonan spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Cheonan historical weather extremes in March
Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in Cheonan.
- The hottest March day on record in Cheonan reached 27°C (81°F) (March 26, 2025).
- Cheonan registered its coldest March night on March 5, 1977, with temperatures dropping to -10°C (14°F).
Best Places in South Korea in March
Find out more about the weather in South Korea and which places have the best travel conditions in this month. See all of South Korea in March →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Cheonan in March
The weather can swing between comfortable and chilly in March, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Wet weather is likely, so pack waterproof gear for multiple rainy days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Cheonan in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Korea, check out our Cheonan's climate page.
Temperature Rainfall Sunshine Humidity
See the full Cheonan climate overview or explore weather in South Korea.
