Helong Weather Year-Round — Best Time to Visit
Helong, China has cool weather year-round. The best time to visit is September (score: 78/100). Annual average high: 11.3°C, total rainfall: 794mm.
When is the best time to visit Helong?
78
September is the best month to visit Helong with a travel score of 78/100 (Good).
Expect highs of 21.1°C, 8 rain days, and 9.5 hours of daily sunshine.
View September weather details →Travel Score by Month
58
Jan
58
Feb
60
Mar
71
Apr
70
May
73
Jun
71
Jul
72
Aug
78
Sep
69
Oct
57
Nov
55
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Helong each month?
11.3°C
Avg High
0.2°C
Avg Low
794mm
Annual Rain
How much rain does Helong get?
Helong receives 794mm of rain annually. The wettest month is typically July with 171mm, while January is the driest.
What is the weather like each month in Helong?
January
58
-7°C
Low: -19°C
2 rain days
Mixed
February
58
-3°C
Low: -16°C
3 rain days
Mixed
March
60
4°C
Low: -8°C
6 rain days
Mixed
April
71
13°C
Low: 1°C
9 rain days
Good
May
70
20°C
Low: 7°C
14 rain days
Good
June
73
24°C
Low: 13°C
15 rain days
Good
July
71
27°C
Low: 17°C
16 rain days
Good
August
72
26°C
Low: 17°C
15 rain days
Good
September
Best time to visit78
21°C
Low: 10°C
8 rain days
Good
October
69
14°C
Low: 2°C
7 rain days
Good
November
57
3°C
Low: -6°C
5 rain days
Mixed
December
55
-5°C
Low: -16°C
3 rain days
Mixed
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Data based on 1994–2024 averages · Last updated: 2024-12-31