Monthly Climate
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Best time to visit Garissa

July is the best time to visit Garissa for general sightseeing, with average highs of 31 °C and about 1 wet days. The comfortable season runs roughly May 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 July comfort 66/100
The least cloud January 41 % average cloud cover
The least rain June 3 mm
Warmth March 36 °C
Cooler weather July 31 °C

Ranked by comfort

# Month Comfort / 100 Avg high Wet days
1 July 66 31 °C 1
2 August 66 32 °C 0
3 September 63 33 °C 1
4 June 63 32 °C 0
5 December 61 33 °C 8
6 January 61 34 °C 2
7 October 60 34 °C 4
8 May 59 33 °C 3
9 February 56 35 °C 1
10 November 54 32 °C 13
11 March 53 36 °C 4
12 April 52 34 °C 8

When to think twice

April scores lowest with about 8 wet days and highs near 34 °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 34.4 °C 18 mm 41 %
February 35.5 °C 4 mm 42 %
March 35.6 °C 23 mm 46 %
April 34.4 °C 44 mm 56 %
May 33.2 °C 16 mm 52 %
June 32.1 °C 3 mm 64 %
July 31.2 °C 3 mm 66 %
August 31.5 °C 3 mm 61 %
September 32.6 °C 6 mm 51 %
October 33.6 °C 19 mm 51 %
November 32.3 °C 75 mm 57 %
December 32.8 °C 43 mm 45 %

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.