Osan Weather Today

Daily Weather Forecast & Temperature in Osan

clear sky
12°
clear sky
H: 12° L: 11°
Feels like 11°
AQI: (/5)
Humidity
71%
Dew 7°
Wind speed
9.25 km/h
W
Pressure
1017 hPa
Visibility
10 km
Weather Summary
Currently in Osan, expect varied conditions with mild temperatures around 12°. Winds are a light breeze.
Precipitation Probability
0%
21
0%
00
0%
03
0%
06
0%
09
0%
12
0%
15
0%
18
0%
21
0%
00
100%
03
100%
06
100%
09
100%
12
41%
15
0%
18
Evolution
Daily Weather Forecast Evolution (°C)
Lowest temperature
Highest temperature
Temperature Forecast (48h)
12°
Thu
21:00
11°
 
10°
 
 
12°
Fri
09:00
18°
 
21°
 
17°
 
14°
Fri
21:00
14°
 
12°
 
11°
 
11°
Sat
09:00
11°
 
12°
 
 
Hot (≥30°)
Warm
Cool
Cold (<0°)
Weather Map
Sun & Moon
Sunrise
Sunrise
06:16
Sunset
Sunset
18:53
Moon Phase
Full Moon (98%)
Timezone: GMT+05:30
Last updated: Apr 2, 2026 11:25 AM · Data refreshes every 5 min
Location Info
Latitude
Latitude
37.152222
Longitude
Longitude
127.070557
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More about Osan
Content curated by the NearWeather editorial team · Updated periodically

Climate and Weather in Osan, South Korea

Osan is a city located in Gyeonggi Province, South Korea. It is known for its rich history, vibrant culture, and diverse climate. The city experiences four distinct seasons, each with its own unique characteristics. In this article, we will explore the climate and weather patterns in Osan throughout the year.

Spring (March to May)

Spring in Osan is a beautiful season characterized by mild temperatures and blooming flowers. The average temperature during this period ranges from 8°C (46°F) to 18°C (64°F). However, it is important to note that the weather can be quite unpredictable during spring, with occasional rain showers and temperature fluctuations. It is advisable to carry an umbrella and dress in layers to adapt to the changing conditions.

The cherry blossoms are a major highlight of spring in Osan. The city is known for its picturesque cherry blossom festivals, attracting visitors from all over the world. The blossoms typically peak in early April, creating a stunning display of pink and white flowers that blanket the city's parks and streets.

Summer (June to August)

Summer in Osan is hot and humid, with temperatures ranging from 20°C (68°F) to 30°C (86°F). The city experiences a monsoon season during this period, characterized by heavy rainfall and occasional thunderstorms. July and August are the wettest months, with precipitation levels reaching their peak.

Despite the high temperatures and humidity, summer in Osan offers various outdoor activities. The city has numerous water parks and swimming pools where residents and visitors can cool off and enjoy the sunny weather. It is important to stay hydrated and apply sunscreen when spending time outdoors during this season.

Fall (September to November)

Fall in Osan is a picturesque season characterized by mild temperatures and beautiful autumn foliage. The average temperature during this period ranges from 10°C (50°F) to 20°C (68°F). The city's parks and mountains transform into a vibrant display of red, orange, and yellow hues, attracting nature enthusiasts and photographers.

September and October are relatively dry months in Osan, with lower precipitation levels compared to the summer season. It is a great time to explore the city's outdoor attractions, go hiking in the nearby mountains, or simply enjoy a leisurely stroll in one of the many parks.

Winter (December to February)

Winter in Osan is cold and dry, with temperatures ranging from -4°C (25°F) to 6°C (43°F). The city experiences occasional snowfall during this period, creating a picturesque winter wonderland. The coldest month is typically January, with temperatures dropping below freezing.

Winter sports enthusiasts can take advantage of the nearby ski resorts, which offer a range of activities such as skiing, snowboarding, and sledding. It is important to dress warmly and layer clothing to stay comfortable in the cold temperatures.

Conclusion

Osan, South Korea, experiences a diverse climate throughout the year, with each season offering its own unique charm. From the beautiful cherry blossoms in spring to the vibrant autumn foliage in fall, the city showcases the beauty of nature in all seasons. Whether you visit Osan during the hot and humid summers or the cold and snowy winters, there are always activities and attractions to enjoy.

Weather data sourced from OpenWeatherMap. Forecasts are estimates and may differ from actual conditions. For severe weather, consult your local meteorological authority.
FAQ's about Osan
What is the Latitude and Longitude of Osan?

Osan's Latitude is 37.152222 & Longitude is 127.070557.

What is the weather in Osan today?

Weather in Osan is 12° today.

What is the climatic condition of Osan today?

Climate Conditions in Osan shows clear sky today.

What is the humidity in Osan today?

Humidity in Osan is 71% today.

What is the wind speed in Osan today?

Wind speed in Osan is 9.25 km/h, flowing at 270° W wind direction.

What does it feel like in Osan today?

It feels like 11° in Osan today, with 0% cloud cover and 10 km visibility.

Weather in Osan