Climate and monthly weather forecast
Hanam, South Korea

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The climate of Hanam

Hanam's climate classification falls under the Köppen Dwa category, known for a humid continental climate characterized by severe dry winter and hot summer months. Geographically located in South Korea, Hanam experiences climate conditions heavily influenced by this categorization throughout the year.

An examination of Hanam's climatological data reveals an annual temperature variance from -4.9°C (23.2°F) to 29.2°C (84.6°F). Evidently, significant fluctuations between hot and cold temperatures are frequent throughout the year. Simultaneously, relative humidity surges from 61% to a high of 86%, indicating that air moisture levels in Hanam are relatively high as temperatures rise.

Particular attention is drawn to rainfall patterns. A substantial increase in precipitation is noted from 21mm (0.83") in January to a peak of 136mm (5.35") in July. The moisture-filled air results in incrementally increasing cloud cover that escalates from 27% in January to a significant 59% in July.

Hanam's unique weather element is its peak sunlight duration in June, recorded at 14.7 hours, despite the shorter sunny days in July, with the sunlight duration of 14.5 hours when precipitation and cloud cover is at the highest. High UV index levels at 7 make July the month with the most direct sunlight.

The Best Time to Visit Hanam

Considering the climatic conditions, tourists and visitors might find May through June as the most enjoyable time to visit Hanam. During this period, temperatures range from 16.9°C (62.4°F) to 25.6°C (78.1°F), providing a pleasant atmosphere. In addition to these agreeable temperatures, the abundance of sunshine hours, from 14.2 to 14.7 hours, and a moderate UV index between 4 and 5 adds to the delightful ambiance.

The Worst Time to Visit Hanam

Visiting Hanam would be least advisable during its severe winter months, particularly between December and February. During this period, temperatures drop drastically, ranging from -4.9°C (23.2°F) in January to 4°C (39.2°F) in February. Coupled with the cold temperatures, the presence of snowfall, reaching up to 9mm (0.35") in December, January, and February, can lead to hard outdoor conditions.

Spring Weather in Hanam

Spring in Hanam initiates with temperatures ranging from 1.5°C (34.7°F) to 16.9°C (62.4°F) from March to May. It is also a time when Hanam experiences a higher rate of rainfall, from the lows of 35mm (1.38") in March to a high of 60mm (2.36") in April. With increasing temperature, the daylight extends from 12 hours in March to 14.2 hours in May, providing an extended period to enjoy outdoor activities.

Summer Weather in Hanam

Summer in Hanam, from June to August, is characterized by an increase in humidity, peaking at 86%. This is the hottest period of the year with temperatures soaring to a high of 29.2°C (84.6°F) in August. Despite these high temperatures, the continued presence of a high UV index at 7 in July can have health impacts if not adequately protected against.

Autumn Weather in Hanam

Autumn in Hanam sets in from September and lasts until November. During these months, temperatures dwindle from 24°C (75.2°F) to 12.5°C (54.5°F). Similarly, rainfall decreases from its peak summer recordings to 91mm (3.58") in September before eventually dropping to a minimal 16mm (0.63") in November. Autumn also draws shorter sunshine hours, reducing from 12.4 hours in September to 10.2 hours later in November.

Winter Weather in Hanam

Winter descends in Hanam in December and lasts until February. During these months, temperatures often plunge to sub-zero levels, from 5.4°C (41.7°F) in December to a chilling -4.9°C (23.2°F) in January. Interestingly, December and January each witness snowfall of 9mm (0.35"). This weather drastically reduces daylight hours, making it reach a low of 9.6 hours in December. It is also a time of increased wind speeds, from 9.4km/h (5.8mph) in December, culminating in 10km/h (6.2mph) in February.

Weather in January

Hanam, South Korea welcomes the New Year with the coldest temperatures of the year. A significant drop is observed from the moderate December conditions. Consequentially, snowfall is a regular occurrence but with a minimal amount of 9mm (0.35"). Weather in January »

Weather in February

Transitioning into February, minimal increment in temperatures becomes noticeable. As Hanam inches closer to spring, snow becomes a less frequent phenomenon. Despite the low temperatures, outdoor activities can be enjoyed thanks to the increment in daily sunlight duration. Weather in February »

Weather in March

March ushers in the first hints of spring with a significant increase in temperature. With rainfall nearly doubling, from 19mm (0.75") in February to 35mm (1.38") in March, the weather becomes noticeably wetter. As the snow begins to melt away, precipitation fixes the transition from winter to spring. Weather in March »

Weather in April

Weather in Hanam continues to warm up during April as temperatures experience a steady increase. This period signifies the ending of the snowfall as the city fully embraces spring. Temperature-wise, vast differences with the previous months are perceivable as outdoor activities become visibly more enjoyable. Weather in April »

Weather in May

May signifies the official commencement of the warm weather in Hanam, South Korea. As the city bids adieu to the rainy April, the temperature rises even more rapidly, and rainfall decreases considerably. Comfortable, sunny days dominate May as sunshine duration per day increases remarkably. Weather in May »

Weather in June

June marks the onset of summer, and Hanam experiences the highest increment in humidity of the year. From May to June, temperatures continue on their upward trajectory, though at a less dramatic pace. Rain, too, becomes more frequent as June progresses, marking the transition from spring to summer. Weather in June »

Weather in July

July is the month when Hanam experiences its highest rainfall, reaching a whopping 136mm (5.35"). It also gains reputation as the hottest month of the year with substantially elevated temperatures. With high humidity and frequent chances of rain, the city transitions into the full summer mode. Weather in July »

Weather in August

While August witnesses a marginal increment in temperature compared to July, rainfall sees a significant decrease, down to 105mm (4.13"). The city endures the sweltering summer heat that characterizes the Asian monsoon climate. August is the final full month of summer, and the high humidity combined with the soaring temperatures make it feel even warmer. Weather in August »

Weather in September

September marks the beginning of autumn with a noticeable drop in temperature, signifying the withdrawal of summer. Rainfall also reduces significantly, and the humidity decreases, making the weather more comfortable. Sunshine hours gradually reduce but still offer plenty of daylight for outdoor activities. Weather in September »

Weather in October

October in Hanam is characterized by a substantial decline in temperature and humidity, introducing the mild autumn weather. The city transitions from September's lingering warmth of summer to the cooler, crisper days of autumn. Weather in October »

Weather in November

November is the harbinger of winter in Hanam as temperatures drop considerably. Also, there is a dip in the rainfall, making November one of the driest months of the year with only 16mm (0.63") of precipitation. As the city braces for the cold winter ahead, a significant reduction in daylight hours is observed. Weather in November »

Weather in December

Erstwhile pleasant weather conditions of November give way to the cold, crisp winter regime of December. Snowfall makes a comeback with a negligible amount of 1mm (0.04"), while rainfall remains moderate, on par with January figures. Weather in December »

Frequently asked questions

What are the coldest months in Hanam?

Hanam's January weather reaches an average high of 4°C (39.2°F) and an average low of -4.9°C (23.2°F), making it the coldest month.

What is the least humid month in Hanam?

With an average relative humidity of 61%, January is the least humid month in Hanam, South Korea.

How many days does it rain in Hanam?

In Hanam, during the entire year, the rain falls for 118.5 days and collects up to 674mm (26.54") of precipitation.

When does it snow in Hanam?

Months with snowfall are January through April and December.

When does it snow the most in Hanam?

The months with the most snowfall are January through March, with an average 9mm (0.35") of accumulated snow.

How many days does it snow in Hanam?

Throughout the year, in Hanam, there are 4.2 snowfall days, and 29mm (1.14") of snow is accumulated.

When is the lowest UV index in Hanam?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

When it does not snow in Hanam?

May through November are months without snowfall.

What month has the most sunshine in Hanam?

May has the most sunshine of the year in Hanam, South Korea, with an average of 9.5h of sunshine.

When are the longest days in Hanam?

June has the longest days of the year in Hanam, with an average of 14h and 42min of daylight.

What is the most humid month in Hanam?

July is the most humid month in Hanam, with an average relative humidity of 86%.

What is the wettest month in Hanam?

July is the month with the most rainfall in Hanam, South Korea. Rain falls for 17.4 days and accumulates 136mm (5.35") of precipitation.

When is the highest UV index in Hanam?

The month with the highest UV index is July, with an average maximum UV index of 7.

What is the hottest time of year in Hanam?

Hanam's August weather, marked by an average high temperature of 29.2°C (84.6°F) and an average low temperature of 20.8°C (69.4°F), is the warmest in the year.

What is the driest month in Hanam?

November is the month with the least rainfall in Hanam. Rain falls for 6.5 days and accumulates 16mm (0.63") of precipitation.

What is the month with the least sunshine in Hanam?

November has the least sunshine of the year, with an average of 6.2h of sunshine.

What is the month with the shortest days in Hanam?

With an average of 9h and 36min of daylight, December has the shortest days of the year in Hanam.

Is there Daylight Saving Time (DST) in Hanam?

Hanam does not observe Daylight Saving Time (DST). KST timezone is used throughout the entire year.

Average temperature
Hanam, South Korea

Average temperature - Hanam, South Korea

The warmest month (with the highest average high temperature) is August (29.2°C).
The month with the lowest average high temperature is January (4°C).

The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (-4.9°C).

Average pressure
Hanam, South Korea

Average pressure - Hanam, South Korea

The month with the highest atmospheric pressure is January (1023.7mbar).
The month with the lowest atmospheric pressure is July (1007.5mbar).

Average wind speed
Hanam, South Korea

Average wind speed - Hanam, South Korea

The windiest month (with the highest average wind speed) is January (9.7km/h).
The calmest month (with the lowest average wind speed) is June (6.8km/h).

Average humidity
Hanam, South Korea

Average humidity - Hanam, South Korea

The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is January (61%).

Average rainfall
Hanam, South Korea

Average rainfall - Hanam, South Korea

The wettest month (with the highest rainfall) is July (136mm).
The driest month (with the least rainfall) is November (16mm).

Average rainfall days
Hanam, South Korea

Average rainfall days - Hanam, South Korea

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is December (4.8 days).

Average snowfall
Hanam, South Korea

Average snowfall - Hanam, South Korea

The months with the highest snowfall are January, February and March (9mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).

Average snowfall days
Hanam, South Korea

Average snowfall days - Hanam, South Korea

The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Hanam, South Korea

Average daylight / Average sunshine - Hanam, South Korea

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

The month with the most sunshine is May (Average sunshine: 9h and 30min).
The month with the least sunshine is November (Average sunshine: 6h and 12min).

Average sunshine days
Hanam, South Korea

Average sunshine days - Hanam, South Korea

The month with the most sunshine days is January (25.6 days).
The month with the least sunshine days is July (11.4 days).

Average UV index
Hanam, South Korea

Average UV index - Hanam, South Korea

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average visibility
Hanam, South Korea

Average visibility - Hanam, South Korea

The months with the highest visibility are January, February and December (10km).
The month with the lowest visibility is July (7km).

Hanam, South Korea

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