Monthly Climate
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Best time to visit Rizhao

October is the best time to visit Rizhao for general sightseeing, with average highs of 20 °C and about 4 wet days. The comfortable season runs roughly May to June. The sea stays above 20 °C from July 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 93/100
A beach holiday September sea 25 °C
The least cloud December 41 % average cloud cover
The least rain January 15 mm
Warmth August 28 °C
Cooler weather January 4.0 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days Beach
1 October 93 20 °C 4 67
2 May 91 21 °C 7 44
3 September 86 25 °C 7 87
4 June 85 25 °C 7 74
5 April 77 16 °C 6 26
6 November 66 13 °C 4 29
7 July 62 28 °C 13 78
8 August 61 28 °C 14 78
9 March 54 10 °C 5 22
10 December 39 6.1 °C 3 25
11 February 37 5.9 °C 3 24
12 January 37 4.0 °C 3 25

For a beach holiday

September scores highest, with a sea temperature of 25 °C and air temperatures around 25 °C. The sea is above 20 °C from July to October.

Month Sea Air Sunshine Beach score
January 6.1 °C 4.0 °C 46 % 25
February 4.7 °C 5.9 °C 50 % 24
March 5.9 °C 10 °C 52 % 22
April 9.4 °C 16 °C 53 % 26
May 15 °C 21 °C 58 % 44
June 20 °C 25 °C 61 % 74
July 24 °C 28 °C 66 % 78
August 26 °C 28 °C 61 % 78
September 25 °C 25 °C 52 % 87
October 21 °C 20 °C 46 % 67
November 16 °C 13 °C 44 % 29
December 10 °C 6.1 °C 41 % 25

When to think twice

January scores lowest with about 3 wet days and highs near 4.0 °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 4.0 °C 15 mm 46 %
February 5.9 °C 22 mm 50 %
March 10.2 °C 30 mm 52 %
April 15.9 °C 43 mm 53 %
May 21.1 °C 74 mm 58 %
June 24.6 °C 85 mm 61 %
July 27.6 °C 190 mm 66 %
August 27.8 °C 186 mm 61 %
September 24.6 °C 88 mm 52 %
October 19.6 °C 38 mm 46 %
November 12.6 °C 36 mm 44 %
December 6.1 °C 18 mm 41 %

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.