Monthly Climate
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Best time to visit Duyun

October is the best time to visit Duyun for general sightseeing, with average highs of 20 °C and about 13 wet days. The comfortable season runs roughly September to October.

It depends what you are going for

One month rarely wins on everything. These are the best months on each measure taken on its own.

If you want Best month On that measure
Sightseeing and walking October comfort 82/100
The least cloud September 67 % average cloud cover
The least rain December 57 mm
Warmth August 28 °C
Cooler weather January 8.5 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 October 82 20 °C 13
2 September 78 25 °C 13
3 April 71 21 °C 20
4 May 71 24 °C 21
5 November 67 16 °C 12
6 June 63 26 °C 23
7 August 59 28 °C 19
8 July 56 28 °C 23
9 March 54 15 °C 19
10 December 47 11 °C 11
11 February 45 11 °C 14
12 January 33 8.5 °C 15

When to think twice

January scores lowest with about 15 wet days and highs near 8.5 °C. That does not make it a bad month — it depends entirely on what you are travelling for. The numbers are all here; the judgement is yours.

The full year

Month Avg high Rainfall Cloud
January 8.5 °C 84 mm 83 %
February 11.5 °C 84 mm 84 %
March 15.5 °C 143 mm 85 %
April 20.6 °C 184 mm 81 %
May 23.9 °C 258 mm 80 %
June 26.2 °C 293 mm 87 %
July 27.7 °C 224 mm 81 %
August 27.8 °C 161 mm 72 %
September 25.3 °C 116 mm 67 %
October 20.4 °C 113 mm 73 %
November 15.9 °C 79 mm 71 %
December 10.6 °C 57 mm 74 %

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: comfort score, beach score, season boundaries. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.