Annual mean 9°C · wettest around June · prevailing wind NE
Warmest
28.5 °C
Coldest
-3.8 °C
Wettest
24%
Windiest
4.3 m/s
Prevailing
NE
3.4 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Jiayuguan over the whole year is 9°C. July is the hottest month, with highs of about 28°C; January is the coldest, with lows of about -13°C. The rainy (wet) season in Jiayuguan runs from June to September, peaking in June with a 16% chance of rain on a given day. The dry season is October to January; October is the driest month, at 1%. Winds in Jiayuguan are highest in April, averaging 3.1 m/s (11 km/h), and lightest in January, at 2.3 m/s (8 km/h). The prevailing wind is from the NE. The clearest skies in Jiayuguan come in October, when the sky is typically 52% covered; June is the cloudiest month, at 72%.
Month by month Jiayuguan climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
-3°C
-13°C
-8°C
7%
58%
2.3 m/s
0
0
0
February
1°C
-9°C
-4°C
9%
60%
2.5 m/s
0
0
4
March
10°C
-2°C
4°C
5%
68%
2.8 m/s
2
0
35
April
16°C
6°C
11°C
7%
71%
3.1 m/s
27
0
72
May
22°C
13°C
16°C
8%
71%
3.0 m/s
65
6
76
June
26°C
18°C
22°C
16%
72%
2.6 m/s
81
34
48
July
28°C
20°C
26°C
16%
64%
2.4 m/s
63
60
25
August
26°C
18°C
24°C
13%
67%
2.3 m/s
75
44
39
September
23°C
11°C
19°C
8%
58%
2.3 m/s
80
9
75
October
14°C
3°C
9°C
1%
52%
2.3 m/s
14
0
72
November
6°C
-5°C
0°C
3%
57%
2.5 m/s
0
0
20
December
-2°C
-12°C
-7°C
7%
56%
2.3 m/s
0
0
1
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Jiayuguan weather by season
Year round, Jiayuguan has days of about -3°C at their warmest in January, its coolest month, and 28°C in July, its warmest; the coolest hours of the day run from -13°C to 20°C through the year, and the average temperature over the year is 9°C around the clock. Rain is most likely around June and least likely around October. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Jiayuguan weather in winterDecember to February
High -1°CLow -11°CRain 8%
Winter in Jiayuguan has typical daily highs of about -1°C and lows of about -11°C, with a 8% chance of rain on a given day.
Jiayuguan weather in springMarch to May
High 16°CLow 6°CRain 7%
Spring in Jiayuguan has typical daily highs of about 16°C and lows of about 6°C, with a 7% chance of rain on a given day.
Jiayuguan weather in summerJune to August
High 27°CLow 18°CRain 15%
Summer in Jiayuguan has typical daily highs of about 27°C and lows of about 18°C, with a 15% chance of rain on a given day.
Jiayuguan weather in autumnSeptember to November
High 14°CLow 3°CRain 4%
Autumn in Jiayuguan has typical daily highs of about 14°C and lows of about 3°C, with a 4% chance of rain on a given day.
When is the rainy season in Jiayuguan?
The rainy (wet) season in Jiayuguan runs from June to September, peaking in June with a 16% chance of rain on a given day. The dry season is October to January; October is the driest month, at 1%.
What time of year is Jiayuguan windiest?
Winds in Jiayuguan are highest in April, averaging 3.1 m/s (11 km/h), and lightest in January, at 2.3 m/s (8 km/h). The prevailing wind is from the NE.
What is the average temperature in Jiayuguan year round?
The average temperature in Jiayuguan over the whole year is 9°C. July is the hottest month, with highs of about 28°C; January is the coldest, with lows of about -13°C.