February Weather in Osan, South Korea

Last updated: October 30, 2025

February in Osan, South Korea, is marked by a diverse climate featuring a maximum temperature reaching a pleasant 18°C (65°F), while averages hover around 0°C (33°F). The month can be chilly, with minimums plummeting to -15°C (4°F) at times. With a modest precipitation total of 23 mm (0.9 in) spread across four days, the air remains relatively humid at 65%, creating crisp yet invigorating conditions. This blend of temperatures and humidity offers a unique winter experience, perfect for exploring the serene landscapes of Osan.

February Temperature in Osan

In Osan, South Korea, February marks a transition from the biting cold of January to the hints of spring on the horizon. With minimum temperatures around -15°C (4°F) and an average of 0°C (33°F), the chill persists, yet the daytime highs can reach a pleasant 18°C (65°F), offering a welcome respite from the winter chill. This month reflects a gradual warming trend; as the days grow longer, there’s a noticeable shift towards more temperate weather, paving the way for a milder March. With February's cold subsiding, it's the perfect time to enjoy the still stark yet beautiful winter landscape before it gives way to the budding life of spring.

February Weather in Osan: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Osan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Osan, February typically has an average temperature of 0°C (33°F), with highs reaching up to 18°C (65°F) and lows dropping to around -15°C (4°F).
JanFebMarAprMayJunJulAugSepOctNovDec293244546472798071594632
Data source: Temperature data for Osan generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

February Precipitation in Osan

In February, Osan experiences a slight increase in precipitation compared to January, with 23 mm (0.9 in) of rainfall over 4 days. This marks a gradual transition from the drier winter months, hinting at the approaching spring season. The increase in both precipitation amount and the number of rainy days sets the stage for a more robust turnout in March, when rainfall nearly doubles to 47 mm (1.9 in). As winter's chill starts to recede, February serves as a gentle precursor to the more significant precipitation patterns that will define Osan's spring and summer months, culminating in the heavy downpours of late summer.

February Precipitation Trends in Osan

The chart displays monthly precipitation patterns in Osan, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In Osan, February typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec212347549880235256136625426
Data source: Precipitation data for February generated using information from the Copernicus Climate Change Service.
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February Humidity in Osan

In February, Osan, South Korea, experiences a notable shift in humidity, with levels averaging around 65%—a slight decrease from January's 71%. This month serves as a transition, setting the stage for the wetter spring months ahead. As we move into March with similar humidity levels, the pattern begins to shift toward increased moisture, climbing steadily through April and peaking in the summer months of July and August at a steamy 91%. The early months of the year, including February, provide a comfortable respite before the humidity rises significantly, illustrating the dynamic climate changes throughout the seasons in this region.

February Average Humidity in Osan

This chart illustrates the average monthly humidity levels in Osan, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in Osan is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%65%65%75%81%85%91%91%77%79%80%74%
Data source: Humidity data for February generated using information from the Copernicus Climate Change Service.

February UV Index in Osan

In February, Osan, South Korea experiences a UV Index of 4, categorized as moderate, which means a burn time of approximately 30 minutes is advisable for fair-skinned individuals. This slight increase from January's index of 3 indicates that while sun protection is still important, it is becoming more critical as the year progresses. Notably, this trend continues onward into March, where the UV Index climbs to 6, heralding the arrival of higher exposure levels as spring approaches. With this gradual uptick in UV strength, it's essential to stay informed about the sun's intensity. For more details on UV levels throughout the year, visit Osan UV Index.

Maximum UV Index Levels in Osan for February

The chart shows the monthly maximum UV Index (UVI) for Osan in February, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In February, the maximum UV index in Osan typically reaches 4, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346891011119643
Data source: Osan February UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

February Sunshine in Osan

In Osan, South Korea, February marks a delightful transition towards longer, sunnier days, boasting 242 hours of sunshine—a notable increase from January's 198 hours. This rising trend in daylight continues into the coming months, with March and April promising even more radiant skies. As spring unfolds, sunshine hours reach their peak in late spring and early summer, reflecting a gradual yet steady increase that takes residents from the winter chill to the vibrant warmth of summer. Ultimately, February stands as a charming bridge in the seasonal shift, hinting at the bright days ahead while quietly bidding farewell to the shorter winter days.

Monthly Sunshine Duration in Osan: February Highlighted

The February sunshine duration represents the total number of hours Osan experiences direct sunlight during the month of February, excluding cloudy or obstructed periods. This chart compares the sunshine duration of February with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec198h242h283h289h315h318h293h290h261h266h231h235h
Data source: Osan February Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Osan During February

In Osan, South Korea, February marks a hopeful transition towards sunnier days, boasting a 53% chance of sunshine. This slight uptick from January's 49% sets the stage for a brightening atmosphere as winter wanes. Interestingly, while the early months of the year generally show a gradual decline in sunny days with March dropping to 43%, February stands out as the month where optimism for clear skies peaks. The trend indicates that as we move from winter into early spring, residents can anticipate a refreshing increase in sunlit afternoons, making February a particularly inviting time for outdoor activities.

Percentage of Sunny Days in February in Osan

The chart illustrates the percentage of sunny days in Osan throughout the year, with February highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Osan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%53%43%43%39%40%30%31%39%47%57%63%
Data source: Osan February chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Osan in February

In February, Osan, South Korea experiences a delightful increase in daylight, with 10 hours of sunshine illuminating the winter sky—a noticeable rise from January's 9 hours. This gradual extension of daylight serves as a prelude to the coming spring, as daylight continues to expand each month, peaking at a generous 14 hours in both May and June. As the days stretch longer, it's a wonderful time for residents to embrace outdoor activities and enjoy the gradual warmth and beauty that precede the vibrant blossoms of spring. The trend toward increased sunshine not only brightens the days but also uplifts the spirits, signaling the world awakening from the winter slumber.

Average Daylight Hours in Osan for February

The chart illustrates the variation in daylight duration in Osan throughout the year, with February highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 53m10h 48m11h 57m13h 9m14h 9m14h 40m14h 24m13h 32m12h 23m11h 12m10h 9m9h 37m
Data source: Osan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

February Winds in Osan

As winter relinquishes its grip, Osan's February winds begin to pick up momentum, boasting an average speed of 3.4 m/s (8 mph). This slight increase from January's 3.1 m/s (7 mph) hints at the approaching transition to spring. While March sees a dip to 2.7 m/s (6 mph), February stands out as the season's windiest month before the gusts settle into the milder patterns of late spring and summer. This brief surge not only invigorates the landscape but also foreshadows the fresh beginnings of nature awakening from its winter slumber. Thus, February's breezy embrace serves as a gentle reminder that change is on the horizon in Osan.

Average February Wind Speed in Osan

The chart displays monthly wind speed patterns in Osan, with values for each month shown alongside February's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how February's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.13.4 m/s2.72.92.92.22.02.32.72.42.72.9
Data source: Osan February wind data, generated using information from the Copernicus Climate Change Service.

How February Weather in Osan Compares to Other Months

Weather in Osan varies notably across the year, with each month offering distinct climate conditions. This page compares February’s weather to other months in Osan, focusing on differences in temperature, rainfall, humidity, and UV levels.

February typically shows a slight warming trend compared to January, with an average temperature of 0°C (33°F) compared to January's average of -2°C (29°F). While January experiences colder minimum temperatures of -17°C (2°F), February sees a milder minimum of -15°C (4°F) and can even reach a maximum of 18°C (65°F). Precipitation levels are fairly comparable, with February receiving 23 mm (0.9 in) over 4 days, slightly more than January’s 21 mm (0.8 in) across 2 days. Humidity is also somewhat lower in February at 65%, compared to January's 71%. For more detailed insights about January weather, you can visit Osan weather in January.

February and March present a notable transition in weather conditions. In February, temperatures range from a chilly minimum of -15°C (4°F) to a mild maximum of 18°C (65°F), averaging around 0°C (33°F). The month sees limited precipitation, totaling 23 mm (0.9 in) over four days with a consistent humidity level of 65%. Conversely, March brings a marked increase in warmth, with temperatures ranging from a minimum of -6°C (21°F) to a maximum of 21°C (70°F) and an average of 7°C (44°F). Precipitation also rises to 47 mm (1.9 in) over five days, while humidity remains stable at 65%. This shift highlights a significant warming trend as spring approaches. For more detailed information about March weather in Osan, you can visit Osan weather in March.

When comparing the weather in February to that in April, there's a stark contrast in temperature and overall conditions. February can see temperatures as low as -15°C (4°F) and has an average of 0°C (33°F), whereas April enjoys a milder minimum of -1°C (30°F) and an average of 12°C (54°F), peaking at a warm 28°C (82°F). Additionally, April experiences more precipitation, totaling 54 mm (2.1 in) over 5 days, compared to February's 23 mm (0.9 in) over just 4 days. The humidity also rises from 65% in February to 75% in April, making the latter month feel more vibrant and lively. For more detailed weather insights, you can visit Osan weather in April.

February and May exhibit stark contrasts in weather conditions. February experiences much colder temperatures, with a minimum of -15°C (4°F) and an average of 0°C (33°F), while May brings warmer averages, starting from a minimum of 6°C (42°F) and peaking at an average of 18°C (64°F). Precipitation levels also differ significantly; February sees only 23 mm (0.9 in) of rain over four days, whereas May averages a substantial 98 mm (3.9 in) across eight days, coupled with increased humidity at 81% compared to February's 65%. For more details about the pleasant weather in May, visit Osan weather in May.

February and June present stark contrasts in weather. February is characterized by colder temperatures, with a minimum of -15°C (4°F), an average of 0°C (33°F), and a maximum reaching only 18°C (65°F). It experiences limited precipitation of 23 mm (0.9 in) over just four days, accompanied by a humidity level of 65%. In contrast, June offers a much warmer climate with minimum temperatures around 12°C (53°F), an average of 22°C (72°F), and highs peaking at 33°C (91°F). The month sees significantly increased rainfall, totaling 80 mm (3.1 in) across seven days, and higher humidity levels at 85%. For those interested in a detailed look at June weather, visit Osan weather in June.

February and July showcase stark contrasts in weather patterns. In February, temperatures can plummet to a minimum of -15°C (4°F), with an average of 0°C (33°F) and a maximum reaching 18°C (65°F). The month typically experiences only light precipitation totaling 23 mm (0.9 in) over about 4 days, accompanied by a moderate humidity level of 65%. In contrast, July is characterized by much warmer temperatures, with a minimum of 18°C (65°F), an average of 26°C (79°F), and highs that can soar up to 36°C (98°F). This summer month sees a significant increase in rainfall, with 235 mm (9.3 in) of precipitation spread across approximately 14 days and a much higher humidity level of 91%. For more details on July weather, refer to Osan weather in July.

February and August present drastically different weather patterns. In February, temperatures can plunge to a minimum of -15°C (4°F) and average around 0°C (33°F), making it a cold month with only 23 mm (0.9 in) of precipitation over about four days and a humidity level of 65%. In contrast, August is characterized by much warmer conditions, with minimum temperatures around 16°C (61°F) and averaging a sizzling 27°C (80°F), pushing up to a high of 38°C (101°F). Additionally, August sees significantly increased precipitation, totaling 255 mm (10.1 in) spread over 14 days, accompanied by high humidity at 91%. For a closer look at August weather, you can explore Osan weather in August.

February and September present stark contrasts in weather. February experiences chilly temperatures, with a minimum of -15°C (4°F) and an average of 0°C (33°F), while max temperatures reach only up to 18°C (65°F). In contrast, September enjoys much milder conditions, with temperatures ranging from a minimum of 9°C (48°F) to an average of 22°C (71°F) and maximums climbing as high as 31°C (88°F). Additionally, February sees limited precipitation of 23 mm (0.9 in) over just 4 days, while September is much wetter, receiving 136 mm (5.4 in) across 9 days and higher humidity at 77%. For a detailed look at September's weather specifics, you can explore Osan weather in September.

February and October present contrasting weather patterns. In February, temperatures can drop as low as -15°C (4°F) with an average of 0°C (33°F) and a maximum of 18°C (65°F). The month experiences about 23 mm (0.9 in) of precipitation over approximately 4 days, coupled with a humidity level of 65%. In stark contrast, October features milder temperatures, ranging from a minimum of 1°C (33°F) to a pleasant average of 15°C (59°F) and a high of 29°C (84°F). Precipitation increases to 62 mm (2.5 in) across 5 days, and humidity rises to 79%. For more details on the typical weather in this month, see Osan weather in October.

When comparing the weather in February and November, notable differences emerge in both temperature and precipitation patterns. February sees a temperature range from a chilling -15°C (4°F) to a maximum of 18°C (65°F), with an average of 0°C (33°F). In contrast, November presents milder conditions, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 21°C (70°F) and an average temperature of 8°C (46°F). Precipitation is also more significant in November, totaling 54 mm (2.1 in) over 5 days, compared to February's more modest 23 mm (0.9 in) spread over just 4 days. Additionally, November tends to be more humid, with levels around 80% versus February's 65%. For more detailed information about the weather in November, you can visit Osan weather in November.

In comparing the weather between February and December, both months experience similar average temperatures around 0°C (33°F). However, February can see slightly warmer maximum temperatures, reaching up to 18°C (65°F), while December peaks at a cooler 13°C (56°F). Precipitation levels are fairly close, with December receiving 26 mm (1.0 in) over 5 days, compared to February's 23 mm (0.9 in) across 4 days. Additionally, December tends to have higher humidity at 74%, compared to February's 65%, contributing to a more damp and chilly atmosphere during the winter month. For more detailed information, you can check out Osan weather in December.

Compare Osan's Climate with Cities Worldwide

Conclusion: What to Expect From February Weather in Osan

February in Osan presents a unique transition period, marked by its cool temperatures and moderate precipitation. Unlike the warmer months that follow, February's weather is characterized by a chill that can dip to freezing lows, creating a crisp atmosphere. With an average temperature hovering around the freezing mark, and only a few days of rainfall, February remains significantly drier than the wetter spring months. This blend of cold air and moderate humidity makes it an intriguing time to experience the beauty of Osan before the city embraces the warmth and vibrancy of spring. For a deeper understanding of the area's climate trends throughout the year, visit Osan Climate.