Best time to go to Osan Average weather of Osan, South Korea

When is the best time to go to Osan?

When is the best time to go to Osan? Here's some information to help you in your decision:

The best months for good weather in Osan are May, June, July, August, September and October
On average, the warmest months are June, July and August
January is the coldest month of the year
July is the rainiest month

Annual weather in Osan

For full information about the climate and weather in Osan a specific month, click on the corresponding line below:

Month			Our opinion
January	27°F/36°F	0.8in	very bad weather	Osan in january
February	31°F/43°F	1in	very bad weather	Osan in february
March	40°F/54°F	1.6in	very bad weather	Osan in march
April	47°F/65°F	2in	tolerable weather	Osan in april
May	58°F/76°F	2.6in	perfect weather	Osan in may
June	67°F/83°F	3.3in	good weather	Osan in june
July	72°F/86°F	9in	good weather	Osan in july
August	74°F/86°F	6.6in	good weather	Osan in august
September	65°F/79°F	4.1in	perfect weather	Osan in september
October	54°F/70°F	2.2in	good weather	Osan in october
November	45°F/56°F	1.7in	tolerable weather	Osan in november
December	31°F/40°F	1.2in	very bad weather	Osan in december

Weather and climate in Osan

Osan enjoys a monsoon-influenced hot-summer humid continental climate in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Osan is 65°F (ranging from 36°F in january to 86°F in august). Annual rainfall is 35.8in, with a minimum of 0.8in in january and a maximum of 9in in july.

From january to february the climate is very bad. the thermometer goes up to 43°F°C and it rains in february about 1in.
In march the climate is unfavorable. By early evening, the temperature averages 49°F and it rains about 1.6in each month.
In april the climate is beautiful. The record temperature this month is 86°F and it rains about 2in each month.
In may the climate is very good. By early evening, the temperature averages 70°F and it rains about 2.6in each month.
In june the climate is favorable. The temperature rises to 83°F and it rains about 15% of the time in june.
In july the climate is correct. By early evening, the temperature averages 83°F and you can expect to have 9in of rainfall/month during this period.
From august to october the climate is good. The temperature rises to 70°F and it rains about 7% of the time in october.
In the month of november the climate is not good. By early evening, the temperature averages 50°F.
In the month of december the climate is very bad. It is for example 40°F as maximum temperature in december.

Charts: temperature and rainfall in Osan

In the charts below, you can see the following seasonal norms for the city of Osan: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Humidity

Peak visitor numbers and tourist seasons in Osan

Find out when Osan has its high tourist season (the period when the influx of tourists is highest) and off-peak tourist season using our data and figures.

Tourist seasons in Osan

Very low season in Osan
The months with the lowest number of tourists are: February and December.
Low season in Osan
The months with low numbers of tourists are: June and November.
High season in Osan
The number of visitors to Osan is high in: January, March and April.
Peak season in Osan
The largest number of tourists visiting Osan is during: May, July, August, September and October.

Figure: Visitor index for Osan month by month

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Best time for low prices in Osan

Average prices of hotels in Osan month by month

Generally, April is the month with the lowest hotel prices in Osan. So this is a great time to save on your holiday! In contrast, September is statistically the most expensive month of the year for hotels.