Climate Insights for Longshan

Liaoyuan Shi, Jilin Sheng, China

Hottest
July
29°C peak
Coldest
January
-19°C low
Wettest
August
185mm rain
Best to Visit
May, September
Mild temps & low rain

Climate Overview

The climate in Longshan is cool. The average annual temperature is 7°C and approximately 814mm of precipitation falls per year. August is the wettest month, receiving around 185mm of rainfall. Longshan is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, December, February, when temperatures can drop to -19°C. Snowfall occurs from January to December, with around 51cm accumulating over the season.

Temperature

-20° -10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -8° Average: -13° Min: -19° Feb Max: -3° Average: -9° Min: -14° Mar Max: 7° Average: 1° Min: -4° Apr Max: 15° Average: 10° Min: 4° May Max: 22° Average: 16° Min: 11° Jun Max: 26° Average: 21° Min: 17° Jul Max: 29° Average: 25° Min: 21° Aug Max: 27° Average: 22° Min: 19° Sep Max: 23° Average: 17° Min: 12° Oct Max: 14° Average: 8° Min: 3° Nov Max: 3° Average: -2° Min: -6° Dec Max: -6° Average: -11° Min: -16°
Max
Average
Min

Longshan has a wide annual temperature range, spanning 48°C from the coldest to warmest months. The warmest month is July, when average highs reach 29°C and the mean temperature sits around 25°C. January brings the harshest conditions, with lows dropping to -19°C and an average temperature of -13°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 10°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 8mm Snow: 8mm Feb Precipitation: 9mm Snow: 8mm Mar Precipitation: 18mm Snow: 9mm Apr Precipitation: 45mm Snow: 4mm May Precipitation: 79mm Snow: 0mm Jun Precipitation: 121mm Snow: 0mm Jul Precipitation: 170mm Snow: 0mm Aug Precipitation: 185mm Snow: 0mm Sep Precipitation: 94mm Snow: 0mm Oct Precipitation: 35mm Snow: 1mm Nov Precipitation: 42mm Snow: 15mm Dec Precipitation: 8mm Snow: 6mm
Precipitation
Snow

Longshan is a moderately rainy area, receiving approximately 814mm of precipitation annually, which averages out to around 68mm per month. The wettest month is August, averaging 185mm of rainfall. July and June also tend to see above-average precipitation. The driest month is December, with just 8mm. That's 177mm less than August, 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. Snowfall is a regular feature from January to December, with around 51cm accumulating over the season. November typically sees the most snow at around 15cm.

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: 12km/h Feb Wind Speed: 13km/h Mar Wind Speed: 14km/h Apr Wind Speed: 16km/h May Wind Speed: 16km/h Jun Wind Speed: 12km/h Jul Wind Speed: 11km/h Aug Wind Speed: 10km/h Sep Wind Speed: 11km/h Oct Wind Speed: 13km/h Nov Wind Speed: 14km/h Dec Wind Speed: 13km/h
Wind Speed

Longshan 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 May, averaging 16km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 10km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 6km/h gap between the calmest and windiest months.

Seasons

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

9 days until Autumn

It is currently summer in Longshan, which began on June 21, 2026. Longshan 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 July at around 29°C, while the coldest stretch bottoms out in January near -19°C. Autumn is next, beginning on September 23, 2026 (9 days from now).

Spring

Temperatures range from -4 to 22°C. Rainfall is relatively light, with around 142mm over the season and a monthly average of 47mm. Winds are moderate at around 15km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.

Summer

Temperatures range from 17 to 29°C. Rainfall is heavy, totalling around 476mm across the season with a monthly average of 159mm. Winds are generally light, averaging 11km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from -6 to 23°C. Precipitation is moderate at around 171mm for the season, averaging 57mm per month. Expect around 16cm of snow accumulation during this period. Winds are generally light, averaging 13km/h. Layered clothing works best as temperatures gradually cool. Enjoy the crisp air and changing scenery.

Winter

Temperatures range from -19 to -3°C. Precipitation is minimal, with only around 25mm for the entire season. Expect around 22cm of snow accumulation during this period. Winds are generally light, averaging 13km/h. Heavy layering and insulated outerwear are essential. Exposed skin should be minimised outdoors.

Best Time to Visit

Jan -13°
Feb -9°
Mar
Apr 10°
May 16°
Jun 21°
Jul 25°
Aug 22°
Sep 17°
Oct
Nov -2°
Dec -11°

The best time to visit Longshan is during May and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 87mm per month. By contrast, July can be uncomfortably hot with highs reaching 29°C, while January is the coldest period with lows dropping to -19°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 Longshan 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
-19 °C
-8 °C
12 km/h
8 mm
8 cm
Feb
-14 °C
-3 °C
13 km/h
9 mm
8 cm
Mar
-4 °C
7 °C
14 km/h
18 mm
9 cm
Apr
4 °C
15 °C
16 km/h
45 mm
4 cm
May
11 °C
22 °C
16 km/h
79 mm
0 cm
Jun
17 °C
26 °C
12 km/h
121 mm
0 cm
Jul
21 °C
29 °C
11 km/h
170 mm
0 cm
Aug
19 °C
27 °C
10 km/h
185 mm
0 cm
Sep Current
12 °C
23 °C
11 km/h
94 mm
0 cm
Oct
3 °C
14 °C
13 km/h
35 mm
1 cm
Nov
-6 °C
3 °C
14 km/h
42 mm
15 cm
Dec
-16 °C
-6 °C
13 km/h
8 mm
6 cm
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Metric (°C, km/h)