Climate Insights for Chadian

Tongren Diqu, Guizhou Sheng, China

Hottest
August
32°C peak
Coldest
January
3°C low
Wettest
May
263mm rain
Best to Visit
October
Mild temps & low rain

Climate Overview

The climate in Chadian is temperate. The average annual temperature is 17°C and approximately 1681mm of precipitation falls per year. Chadian receives a notable amount of rainfall throughout the year, including during its driest month. Chadian is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, December, February, when temperatures can drop to 3°C. Light snow can occur between January and December.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 8° Average: 5° Min: 3° Feb Max: 10° Average: 7° Min: 4° Mar Max: 16° Average: 12° Min: 9° Apr Max: 21° Average: 17° Min: 14° May Max: 25° Average: 21° Min: 18° Jun Max: 28° Average: 25° Min: 22° Jul Max: 32° Average: 28° Min: 24° Aug Max: 32° Average: 27° Min: 24° Sep Max: 28° Average: 24° Min: 21° Oct Max: 21° Average: 18° Min: 14° Nov Max: 16° Average: 13° Min: 10° Dec Max: 10° Average: 7° Min: 4°
Max
Average
Min

Temperatures in Chadian vary considerably across the year, with a 29°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 32°C and the mean temperature sits around 27°C. January is the coolest month, with minimum temperatures around 3°C and an average of 5°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between September and October, 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: 87mm Snow: 6mm Feb Precipitation: 99mm Snow: 5mm Mar Precipitation: 156mm Snow: 1mm Apr Precipitation: 234mm Snow: 0mm May Precipitation: 263mm Snow: 0mm Jun Precipitation: 263mm Snow: 0mm Jul Precipitation: 133mm Snow: 0mm Aug Precipitation: 132mm Snow: 0mm Sep Precipitation: 103mm Snow: 0mm Oct Precipitation: 81mm Snow: 0mm Nov Precipitation: 82mm Snow: 0mm Dec Precipitation: 48mm Snow: 5mm
Precipitation
Snow

Chadian is a fairly wet location, receiving approximately 1681mm of precipitation annually, which averages out to around 140mm per month. The wettest month is May, averaging 263mm of rainfall. June and April also tend to see above-average precipitation. The driest month is December, with just 48mm. That's 215mm less than May, 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 17cm annually. January is the snowiest month with approximately 6cm.

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: 12km/h Apr Wind Speed: 13km/h May Wind Speed: 12km/h Jun Wind Speed: 12km/h Jul Wind Speed: 13km/h Aug Wind Speed: 12km/h Sep Wind Speed: 12km/h Oct Wind Speed: 12km/h Nov Wind Speed: 11km/h Dec Wind Speed: 11km/h
Wind Speed

Chadian is relatively calm, 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 July, averaging 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in January, 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 2km/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 Chadian, which began on March 20, 2026. Chadian 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 32°C, while the coldest stretch bottoms out in January near 3°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 9 to 25°C. Rainfall is heavy, totalling around 653mm across the season with a monthly average of 218mm. Winds are generally light, averaging 12km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 22 to 32°C. Rainfall is heavy, totalling around 528mm across the season with a monthly average of 176mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 10 to 28°C. Precipitation is moderate at around 267mm for the season, averaging 89mm 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 3 to 10°C. Precipitation is moderate at around 233mm for the season, averaging 78mm per month. Expect around 16cm of snow accumulation during this period. Winds are generally light, averaging 11km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan
Feb
Mar 12°
Apr 17°
May 21°
Jun 25°
Jul 28°
Aug 27°
Sep 24°
Oct 18°
Nov 13°
Dec

The best time to visit Chadian is during October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 81mm per month. By contrast, August can be uncomfortably hot with highs reaching 32°C, while January is the coldest period with lows dropping to 3°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 Chadian 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
3 °C
8 °C
11 km/h
87 mm
6 cm
Feb
4 °C
10 °C
12 km/h
99 mm
5 cm
Mar Current
9 °C
16 °C
12 km/h
156 mm
1 cm
Apr
14 °C
21 °C
13 km/h
234 mm
0 cm
May
18 °C
25 °C
12 km/h
263 mm
0 cm
Jun
22 °C
28 °C
12 km/h
263 mm
0 cm
Jul
24 °C
32 °C
13 km/h
133 mm
0 cm
Aug
24 °C
32 °C
12 km/h
132 mm
0 cm
Sep
21 °C
28 °C
12 km/h
103 mm
0 cm
Oct
14 °C
21 °C
12 km/h
81 mm
0 cm
Nov
10 °C
16 °C
11 km/h
82 mm
0 cm
Dec
4 °C
10 °C
11 km/h
48 mm
5 cm
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Metric (°C, km/h)