Monthly Climate
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Best time to visit Bole

September is the best time to visit Bole for general sightseeing, with average highs of 22 °C and about 5 wet days.

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 September comfort 98/100
The least cloud September 39 % average cloud cover
The least rain January 4 mm
Warmth July 31 °C
Cooler weather January -7.8 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 September 98 22 °C 5
2 May 92 23 °C 8
3 August 85 29 °C 6
4 June 82 29 °C 7
5 April 78 18 °C 7
6 July 77 31 °C 7
7 October 67 13 °C 5
8 March 40 6.5 °C 4
9 January 39 -7.8 °C 2
10 December 39 -5.0 °C 2
11 February 39 -3.1 °C 2
12 November 38 2.9 °C 4

When to think twice

November scores lowest with about 4 wet days and highs near 2.9 °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 -7.8 °C 4 mm 50 %
February -3.1 °C 7 mm 54 %
March 6.5 °C 17 mm 54 %
April 17.5 °C 38 mm 54 %
May 23.4 °C 50 mm 54 %
June 28.9 °C 31 mm 55 %
July 30.7 °C 33 mm 47 %
August 28.9 °C 30 mm 40 %
September 22.3 °C 27 mm 39 %
October 13.2 °C 25 mm 44 %
November 2.9 °C 17 mm 52 %
December -5.0 °C 7 mm 52 %

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.