Climate Insights for Jinan-gun

Jinan-gun, Jeonbuk, South Korea

Hottest
August
29°C peak
Coldest
January
-6°C low
Wettest
July
264mm rain
Best to Visit
May
Mild temps & low rain

Climate Overview

The climate in Jinan-gun is temperate. The average annual temperature is 12°C and approximately 1238mm of precipitation falls per year. Jinan-gun receives a notable amount of rainfall throughout the year, including during its driest month. Jinan-gun 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 -6°C. Light snow can occur between January and December.

Temperature

-10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 3° Average: -1° Min: -6° Feb Max: 6° Average: 1° Min: -3° Mar Max: 12° Average: 7° Min: 2° Apr Max: 18° Average: 12° Min: 7° May Max: 22° Average: 17° Min: 12° Jun Max: 26° Average: 21° Min: 17° Jul Max: 28° Average: 24° Min: 21° Aug Max: 29° Average: 25° Min: 21° Sep Max: 25° Average: 20° Min: 17° Oct Max: 19° Average: 13° Min: 9° Nov Max: 12° Average: 7° Min: 3° Dec Max: 5° Average: 0° Min: -4°
Max
Average
Min

Temperatures in Jinan-gun 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 29°C and the mean temperature sits around 25°C. The coldest month is January, when overnight lows fall to -6°C and the daily average is -1°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 300mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 35mm Snow: 9mm Feb Precipitation: 42mm Snow: 6mm Mar Precipitation: 62mm Snow: 5mm Apr Precipitation: 86mm Snow: 0mm May Precipitation: 91mm Snow: 0mm Jun Precipitation: 137mm Snow: 0mm Jul Precipitation: 264mm Snow: 0mm Aug Precipitation: 184mm Snow: 0mm Sep Precipitation: 166mm Snow: 0mm Oct Precipitation: 79mm Snow: 0mm Nov Precipitation: 55mm Snow: 2mm Dec Precipitation: 37mm Snow: 5mm
Precipitation
Snow

Jinan-gun is a fairly wet location, receiving approximately 1238mm of precipitation annually, which averages out to around 103mm per month. The wettest month is July, averaging 264mm of rainfall. August and September also tend to see above-average precipitation. The driest month is January, with just 35mm. That's 229mm 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 27cm annually. January is the snowiest month with approximately 9cm.

Wind

0km/h 5km/h 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 14km/h Feb Wind Speed: 15km/h Mar Wind Speed: 15km/h Apr Wind Speed: 15km/h May Wind Speed: 14km/h Jun Wind Speed: 12km/h Jul Wind Speed: 12km/h Aug Wind Speed: 11km/h Sep Wind Speed: 12km/h Oct Wind Speed: 12km/h Nov Wind Speed: 13km/h Dec Wind Speed: 14km/h
Wind Speed

Jinan-gun is mildly breezy, with an average annual wind speed of 13km/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 15km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 11km/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 15km/h in winter, 15km/h in spring, 12km/h in summer, 12km/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 Jinan-gun, which began on March 20, 2026. Jinan-gun 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 29°C, while the coldest stretch bottoms out in January near -6°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 2 to 22°C. Precipitation is moderate at around 238mm for the season, averaging 79mm per month. Winds are generally light, averaging 15km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 17 to 29°C. Rainfall is heavy, totalling around 585mm across the season with a monthly average of 195mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 3 to 25°C. Precipitation is moderate at around 300mm for the season, averaging 100mm per month. Winds are generally light, averaging 12km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -6 to 6°C. Rainfall is relatively light, with around 115mm over the season and a monthly average of 38mm. Expect around 20cm of snow accumulation during this period. Winds are generally light, averaging 15km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Best Time to Visit

Jan -1°
Feb
Mar
Apr 12°
May 17°
Jun 21°
Jul 24°
Aug 25°
Sep 20°
Oct 13°
Nov
Dec

The best time to visit Jinan-gun is during May, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 91mm per month. By contrast, August can be uncomfortably hot with highs reaching 29°C, while January is the coldest period with lows dropping to -6°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 Jinan-gun 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
-6 °C
3 °C
14 km/h
35 mm
9 cm
Feb
-3 °C
6 °C
15 km/h
42 mm
6 cm
Mar Current
2 °C
12 °C
15 km/h
62 mm
5 cm
Apr
7 °C
18 °C
15 km/h
86 mm
0 cm
May
12 °C
22 °C
14 km/h
91 mm
0 cm
Jun
17 °C
26 °C
12 km/h
137 mm
0 cm
Jul
21 °C
28 °C
12 km/h
264 mm
0 cm
Aug
21 °C
29 °C
11 km/h
184 mm
0 cm
Sep
17 °C
25 °C
12 km/h
166 mm
0 cm
Oct
9 °C
19 °C
12 km/h
79 mm
0 cm
Nov
3 °C
12 °C
13 km/h
55 mm
2 cm
Dec
-4 °C
5 °C
14 km/h
37 mm
5 cm
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Metric (°C, km/h)