Climate Insights for Beidao

Tianshui Shi, Gansu Sheng, China

Hottest
July
27°C peak
Coldest
January
-6°C low
Wettest
July
136mm rain
Best to Visit
May, June
Mild temps & low rain

Climate Overview

The climate in Beidao is temperate. The average annual temperature is 11°C and approximately 799mm of precipitation falls per year. July is the wettest month, receiving around 136mm of rainfall. Beidao 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 -6°C. Snowfall occurs from January to December, with around 61cm accumulating over the season.

Temperature

-10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 2° Average: -2° Min: -6° Feb Max: 5° Average: 0° Min: -4° Mar Max: 12° Average: 7° Min: 2° Apr Max: 17° Average: 12° Min: 7° May Max: 21° Average: 16° Min: 11° Jun Max: 25° Average: 20° Min: 15° Jul Max: 27° Average: 22° Min: 18° Aug Max: 26° Average: 22° Min: 18° Sep Max: 21° Average: 17° Min: 13° Oct Max: 14° Average: 10° Min: 7° Nov Max: 9° Average: 5° Min: 0° Dec Max: 3° Average: -1° Min: -6°
Max
Average
Min

Temperatures in Beidao vary considerably across the year, with a 33°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 22°C. The coldest month is January, when overnight lows fall to -6°C and the daily average is -2°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 6°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm 125mm 150mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 16mm Snow: 15mm Feb Precipitation: 21mm Snow: 16mm Mar Precipitation: 36mm Snow: 7mm Apr Precipitation: 62mm Snow: 2mm May Precipitation: 72mm Snow: 0mm Jun Precipitation: 83mm Snow: 0mm Jul Precipitation: 136mm Snow: 0mm Aug Precipitation: 123mm Snow: 0mm Sep Precipitation: 111mm Snow: 0mm Oct Precipitation: 99mm Snow: 1mm Nov Precipitation: 27mm Snow: 9mm Dec Precipitation: 13mm Snow: 10mm
Precipitation
Snow

Beidao is a relatively dry area, receiving approximately 799mm of precipitation annually, which averages out to around 67mm per month. The wettest month is July, averaging 136mm of rainfall. August and September also tend to see above-average precipitation. The driest month is December, with just 13mm. That's 123mm 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. Snowfall is a regular feature from January to December, with around 61cm accumulating over the season. February typically sees the most snow at around 16cm.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 7km/h Feb Wind Speed: 7km/h Mar Wind Speed: 8km/h Apr Wind Speed: 9km/h May Wind Speed: 8km/h Jun Wind Speed: 7km/h Jul Wind Speed: 8km/h Aug Wind Speed: 8km/h Sep Wind Speed: 8km/h Oct Wind Speed: 7km/h Nov Wind Speed: 7km/h Dec Wind Speed: 6km/h
Wind Speed

Beidao is relatively calm, with an average annual wind speed of 8km/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 9km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h 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 Beidao, which began on June 21, 2026. Beidao 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 -6°C. Autumn is next, beginning on September 23, 2026 (9 days from now).

Spring

Temperatures range from 2 to 21°C. Precipitation is moderate at around 170mm for the season, averaging 57mm per month. Winds are generally light, averaging 8km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.

Summer

Temperatures range from 15 to 27°C. Rainfall is heavy, totalling around 341mm across the season with a monthly average of 114mm. Winds are generally light, averaging 8km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

Autumn

Temperatures range from 0 to 21°C. Precipitation is moderate at around 237mm for the season, averaging 79mm per month. Expect around 11cm of snow accumulation during this period. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -6 to 5°C. Rainfall is relatively light, with around 51mm over the season and a monthly average of 17mm. Expect around 41cm of snow accumulation during this period. Winds are generally light, averaging 7km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Best Time to Visit

Jan -2°
Feb
Mar
Apr 12°
May 16°
Jun 20°
Jul 22°
Aug 22°
Sep 17°
Oct 10°
Nov
Dec -1°

The best time to visit Beidao is during May and June, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 78mm per month. By contrast, July can be uncomfortably hot with highs reaching 27°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 Beidao 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
2 °C
7 km/h
16 mm
15 cm
Feb
-4 °C
5 °C
7 km/h
21 mm
16 cm
Mar
2 °C
12 °C
8 km/h
36 mm
7 cm
Apr
7 °C
17 °C
9 km/h
62 mm
2 cm
May
11 °C
21 °C
8 km/h
72 mm
0 cm
Jun
15 °C
25 °C
7 km/h
83 mm
0 cm
Jul
18 °C
27 °C
8 km/h
136 mm
0 cm
Aug
18 °C
26 °C
8 km/h
123 mm
0 cm
Sep Current
13 °C
21 °C
8 km/h
111 mm
0 cm
Oct
7 °C
14 °C
7 km/h
99 mm
1 cm
Nov
0 °C
9 °C
7 km/h
27 mm
9 cm
Dec
-6 °C
3 °C
6 km/h
13 mm
10 cm
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Metric (°C, km/h)