Climate Insights for Chengxian Chengguanzhen

Longnan Shi, Gansu Sheng, China

Hottest
July
27°C peak
Coldest
January
-4°C low
Wettest
July
153mm rain
Best to Visit
May
Mild temps & low rain

Climate Overview

The climate in Chengxian Chengguanzhen is temperate. The average annual temperature is 12°C and approximately 931mm of precipitation falls per year. July is the wettest month, receiving around 153mm of rainfall. Chengxian Chengguanzhen 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 -4°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: 4° Average: 0° Min: -4° Feb Max: 7° Average: 3° Min: -2° Mar Max: 13° Average: 9° Min: 3° Apr Max: 18° Average: 13° Min: 8° May Max: 21° Average: 17° Min: 12° Jun Max: 25° Average: 21° Min: 17° Jul Max: 27° Average: 23° Min: 19° Aug Max: 27° Average: 23° Min: 19° Sep Max: 21° Average: 18° Min: 14° Oct Max: 15° Average: 12° Min: 8° Nov Max: 10° Average: 6° Min: 2° Dec Max: 5° Average: 0° Min: -4°
Max
Average
Min

Temperatures in Chengxian Chengguanzhen vary considerably across the year, with a 31°C difference between the coldest and warmest months. The warmest month is July, when average highs reach 27°C and the mean temperature sits around 23°C. The coldest month is January, when overnight lows fall to -4°C and the daily average is 0°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between February and March, with a 6°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: 17mm Snow: 10mm Feb Precipitation: 27mm Snow: 10mm Mar Precipitation: 50mm Snow: 3mm Apr Precipitation: 84mm Snow: 0mm May Precipitation: 82mm Snow: 0mm Jun Precipitation: 102mm Snow: 0mm Jul Precipitation: 153mm Snow: 0mm Aug Precipitation: 135mm Snow: 0mm Sep Precipitation: 135mm Snow: 0mm Oct Precipitation: 97mm Snow: 0mm Nov Precipitation: 35mm Snow: 4mm Dec Precipitation: 15mm Snow: 7mm
Precipitation
Snow

Chengxian Chengguanzhen is a moderately rainy area, receiving approximately 931mm of precipitation annually, which averages out to around 78mm per month. The wettest month is July, averaging 153mm of rainfall. August and September also tend to see above-average precipitation. The driest month is December, with just 15mm. That's 138mm 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 35cm annually. January is the snowiest month with approximately 10cm.

Wind

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

Chengxian Chengguanzhen is mildly breezy, with an average annual wind speed of 12km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 14km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 10km/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.

Seasons

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

89 days until Summer

It is currently spring in Chengxian Chengguanzhen, which began on March 20, 2026. Chengxian Chengguanzhen 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 27°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 21°C. Precipitation is moderate at around 215mm for the season, averaging 72mm per month. Winds are generally light, averaging 14km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 17 to 27°C. Rainfall is heavy, totalling around 390mm across the season with a monthly average of 130mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 2 to 21°C. Precipitation is moderate at around 266mm for the season, averaging 89mm per month. Winds are generally light, averaging 11km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -4 to 7°C. Rainfall is relatively light, with around 59mm over the season and a monthly average of 20mm. Expect around 28cm of snow accumulation during this period. Winds are generally light, averaging 11km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Best Time to Visit

Jan
Feb
Mar
Apr 13°
May 17°
Jun 21°
Jul 23°
Aug 23°
Sep 18°
Oct 12°
Nov
Dec

The best time to visit Chengxian Chengguanzhen is during May, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 82mm per month. By contrast, July can be uncomfortably hot with highs reaching 27°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 Chengxian Chengguanzhen 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
4 °C
11 km/h
17 mm
10 cm
Feb
-2 °C
7 °C
12 km/h
27 mm
10 cm
Mar Current
3 °C
13 °C
13 km/h
50 mm
3 cm
Apr
8 °C
18 °C
14 km/h
84 mm
0 cm
May
12 °C
21 °C
14 km/h
82 mm
0 cm
Jun
17 °C
25 °C
12 km/h
102 mm
0 cm
Jul
19 °C
27 °C
12 km/h
153 mm
0 cm
Aug
19 °C
27 °C
12 km/h
135 mm
0 cm
Sep
14 °C
21 °C
12 km/h
135 mm
0 cm
Oct
8 °C
15 °C
11 km/h
97 mm
0 cm
Nov
2 °C
10 °C
11 km/h
35 mm
4 cm
Dec
-4 °C
5 °C
10 km/h
15 mm
7 cm
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Metric (°C, km/h)