Climate Insights for Hayang

Gyeongsan-si, Gyeongsangbuk-do, South Korea

Hottest
August
31°C peak
Coldest
January
-4°C low
Wettest
July
219mm rain
Best to Visit
May
Mild temps & low rain

Climate Overview

The climate in Hayang is temperate. The average annual temperature is 14°C and approximately 1092mm of precipitation falls per year. July is the wettest month, receiving around 219mm of rainfall. Hayang is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, December, February, when temperatures can drop to -4°C. Light snow can occur between January and December.

Temperature

-10° 10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 5° Average: 0° Min: -4° Feb Max: 8° Average: 3° Min: -2° Mar Max: 14° Average: 8° Min: 3° Apr Max: 19° Average: 14° Min: 9° May Max: 25° Average: 19° Min: 13° Jun Max: 28° Average: 23° Min: 18° Jul Max: 29° Average: 26° Min: 22° Aug Max: 31° Average: 26° Min: 23° Sep Max: 26° Average: 21° Min: 18° Oct Max: 20° Average: 15° Min: 10° Nov Max: 14° Average: 8° Min: 4° Dec Max: 6° Average: 2° Min: -3°
Max
Average
Min

Temperatures in Hayang vary considerably across the year, with a 35°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 31°C and the mean temperature sits around 26°C. The coldest month is January, when overnight lows fall to -4°C and the daily average is 0°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between November and December, with a 7°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 26mm Snow: 2mm Feb Precipitation: 31mm Snow: 2mm Mar Precipitation: 59mm Snow: 4mm Apr Precipitation: 78mm Snow: 0mm May Precipitation: 77mm Snow: 0mm Jun Precipitation: 121mm Snow: 0mm Jul Precipitation: 219mm Snow: 0mm Aug Precipitation: 177mm Snow: 0mm Sep Precipitation: 159mm Snow: 0mm Oct Precipitation: 79mm Snow: 0mm Nov Precipitation: 39mm Snow: 0mm Dec Precipitation: 26mm Snow: 1mm
Precipitation
Snow

Hayang is a moderately rainy area, receiving approximately 1092mm of precipitation annually, which averages out to around 91mm per month. The wettest month is July, averaging 219mm of rainfall. August and September also tend to see above-average precipitation. The driest month is January, with just 26mm. That's 194mm less than July, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Light snowfall can occur between January and December, totalling around 9cm annually. March is the snowiest month with approximately 4cm.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 16km/h Feb Wind Speed: 16km/h Mar Wind Speed: 15km/h Apr Wind Speed: 16km/h May Wind Speed: 15km/h Jun Wind Speed: 13km/h Jul Wind Speed: 13km/h Aug Wind Speed: 12km/h Sep Wind Speed: 13km/h Oct Wind Speed: 13km/h Nov Wind Speed: 13km/h Dec Wind Speed: 15km/h
Wind Speed

Hayang is mildly breezy, with an average annual wind speed of 14km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 16km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 16km/h in winter, 15km/h in spring, 13km/h in summer, 13km/h in autumn.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

89 days until Summer

It is currently spring in Hayang, which began on March 20, 2026. Hayang is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 31°C, while the coldest stretch bottoms out in January near -4°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 3 to 25°C. Precipitation is moderate at around 215mm for the season, averaging 72mm per month. Winds are moderate at around 15km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 18 to 31°C. Rainfall is heavy, totalling around 517mm across the season with a monthly average of 172mm. Winds are generally light, averaging 13km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 4 to 26°C. Precipitation is moderate at around 278mm for the season, averaging 93mm per month. Winds are generally light, averaging 13km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -4 to 8°C. Rainfall is relatively light, with around 83mm over the season and a monthly average of 28mm. Winds are moderate at around 16km/h. A warm coat and layers are recommended, especially for early mornings and evenings.

Best Time to Visit

Jan
Feb
Mar
Apr 14°
May 19°
Jun 23°
Jul 26°
Aug 26°
Sep 21°
Oct 15°
Nov
Dec

The best time to visit Hayang is during May, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 77mm per month. By contrast, August can be uncomfortably hot with highs reaching 31°C, while January is the coldest period with lows dropping to -4°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

Monthly Climate Data

The table below shows monthly climate averages for Hayang based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
-4 °C
5 °C
16 km/h
26 mm
2 cm
Feb
-2 °C
8 °C
16 km/h
31 mm
2 cm
Mar Current
3 °C
14 °C
15 km/h
59 mm
4 cm
Apr
9 °C
19 °C
16 km/h
78 mm
0 cm
May
13 °C
25 °C
15 km/h
77 mm
0 cm
Jun
18 °C
28 °C
13 km/h
121 mm
0 cm
Jul
22 °C
29 °C
13 km/h
219 mm
0 cm
Aug
23 °C
31 °C
12 km/h
177 mm
0 cm
Sep
18 °C
26 °C
13 km/h
159 mm
0 cm
Oct
10 °C
20 °C
13 km/h
79 mm
0 cm
Nov
4 °C
14 °C
13 km/h
39 mm
0 cm
Dec
-3 °C
6 °C
15 km/h
26 mm
1 cm
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Metric (°C, km/h)