Longshan climate

Name: Longshan
Address: CN

Longshan is warmest in July, with average highs of 27 °C, and coldest in January, when nights average -20 °C. July is the wettest month (172 mm) and January the driest (7.0 mm). Figures are 1991–2020 climate normals.

Across a full year Longshan averages 748 mm of rain, 73 days above 25 °C and 161 days below freezing.

China · population 465,249 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month July 27 °C
Coldest month January -20 °C
Driest month January 7 mm
Wettest month July 172 mm
Least cloud January 36 % cloud
Hottest on record August 37 °C
Coldest on record January -37 °C

What to expectLongshan through the year

Longshan has a clear annual cycle: average daily highs run from -8.8 °C in January to 27 °C in July, a swing of 38 °C in mean temperature across the year.

Counted across a normal year, 73 days a year reach 25 °C, 11 of them reach 30 °C, 161 nights drop below freezing. The warmest reading in the 1991–2020 record is 37 °C, in August.

Rain is strongly seasonal. July averages 172 mm against 7 mm in January — 24 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	-8.8 °C	7 mm	36 %
February	-3.4 °C	10 mm	39 %
March	4.9 °C	23 mm	44 %
April	14.0 °C	42 mm	51 %
May	20.9 °C	67 mm	54 %
June	25.5 °C	117 mm	61 %
July	27.4 °C	172 mm	66 %
August	26.1 °C	166 mm	60 %
September	21.2 °C	63 mm	45 %
October	13.0 °C	43 mm	39 %
November	2.3 °C	27 mm	41 %
December	-6.4 °C	11 mm	40 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C	Days below 0 °C
January	-8.8 °C	-20.3 °C	-14.4 °C	4.4 °C	-36.7 °C	0	0	31
February	-3.4 °C	-15.1 °C	-9.2 °C	13.8 °C	-34.0 °C	0	0	28
March	4.9 °C	-6.0 °C	-0.7 °C	20.9 °C	-24.4 °C	0	0	28
April	14.0 °C	2.5 °C	8.1 °C	27.8 °C	-9.3 °C	1	0	10
May	20.9 °C	9.9 °C	15.3 °C	32.9 °C	-0.3 °C	6	1	0
June	25.5 °C	15.7 °C	20.5 °C	34.8 °C	5.3 °C	17	3	0
July	27.4 °C	19.3 °C	23.1 °C	35.2 °C	11.2 °C	25	5	0
August	26.1 °C	18.0 °C	21.9 °C	36.8 °C	7.2 °C	20	2	0
September	21.2 °C	11.5 °C	16.2 °C	29.3 °C	-0.6 °C	5	0	0
October	13.0 °C	3.3 °C	7.9 °C	26.4 °C	-9.4 °C	0	0	8
November	2.3 °C	-6.3 °C	-2.1 °C	18.3 °C	-27.2 °C	0	0	26
December	-6.4 °C	-16.5 °C	-11.2 °C	8.0 °C	-34.0 °C	0	0	31

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	7 mm	2	9.4 h/day	36 %	64 %	16 km/h
February	10 mm	2	11 h/day	39 %	57 %	19 km/h
March	23 mm	5	12 h/day	44 %	48 %	22 km/h
April	42 mm	7	13 h/day	51 %	51 %	24 km/h
May	67 mm	10	15 h/day	54 %	57 %	22 km/h
June	117 mm	14	15 h/day	61 %	68 %	18 km/h
July	172 mm	14	15 h/day	66 %	78 %	17 km/h
August	166 mm	14	14 h/day	60 %	79 %	16 km/h
September	63 mm	8	13 h/day	45 %	70 %	17 km/h
October	43 mm	7	11 h/day	39 %	64 %	20 km/h
November	27 mm	5	9.7 h/day	41 %	63 %	20 km/h
December	11 mm	3	9.0 h/day	40 %	64 %	17 km/h

How Longshan compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Longshan	27 °C	-20 °C	748 mm	73
Siping · China	28 °C	-19 °C	727 mm	81
Changchun · China	27 °C	-21 °C	663 mm	76
Tieling · China	29 °C	-17 °C	782 mm	94
Tonghua · China	26 °C	-21 °C	945 mm	59
Fushun · China	29 °C	-17 °C	872 mm	94
Baishan · China	26 °C	-21 °C	1,059 mm	55

Where Longshan ranks

Ranking	Position	Value
The coolest places in Asia in January	35thof 50	-8.8 °C
The coolest places in Asia in November	35thof 50	2.3 °C
The coolest places in Asia in December	36thof 50	-6.4 °C
The coolest places in Asia in February	38thof 50	-3.4 °C
The coolest places in Asia in October	39thof 50	13 °C
The coolest places in Asia in March	46thof 50	4.9 °C

Planning a trip? See the best time to visit Longshan.

QuestionsCommon questions about Longshan’s climate

When is the best time to visit Longshan?

That depends on what you want, so the honest answer is a comparison rather than a single month. June, July, August sit closest to 20 °C on average, July is the warmest month and January the driest. The month-by-month table above has the full picture.

How hot does Longshan get?

In July, the warmest month, daily highs average 27 °C. About 11 days a year pass 30 °C. The highest value in the 1991–2020 record is 37 °C.

How cold does it get in winter?

Nights average -20 °C in January, the coldest month. A normal year has 161 nights below freezing.

Which month is wettest in Longshan?

July, averaging 172 mm over 14 days with rain. The driest month is January with 7 mm. The year as a whole averages 748 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Longshan rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.