Monthly Climate
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Best time to visit Cary

October is the best time to visit Cary for general sightseeing, with average highs of 21 °C and about 7 wet days. The comfortable season runs roughly April to May.

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 92/100
The least cloud October 46 % average cloud cover
The least rain February 78 mm
Warmth July 31 °C
Cooler weather January 9.9 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 October 92 21 °C 7
2 April 89 21 °C 9
3 May 85 26 °C 11
4 September 80 27 °C 10
5 November 73 16 °C 8
6 March 70 16 °C 10
7 June 69 29 °C 12
8 August 63 30 °C 13
9 July 56 31 °C 16
10 February 55 12 °C 9
11 December 53 11 °C 9
12 January 47 9.9 °C 9

When to think twice

January scores lowest with about 9 wet days and highs near 9.9 °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 9.9 °C 92 mm 54 %
February 12.0 °C 78 mm 57 %
March 16.1 °C 104 mm 54 %
April 21.4 °C 90 mm 52 %
May 25.5 °C 90 mm 56 %
June 29.4 °C 106 mm 58 %
July 31.1 °C 113 mm 58 %
August 29.9 °C 111 mm 56 %
September 26.7 °C 123 mm 54 %
October 21.4 °C 81 mm 46 %
November 15.8 °C 88 mm 48 %
December 11.4 °C 89 mm 55 %

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.