What May feels like in Nairobi
May falls in Nairobi's wet season — the rainfall numbers rise clearly above the dry months. Afternoons are warm and pleasant, good for long days out. After sunset it cools off noticeably — nights stay mild. High humidity makes the heat feel heavier and sticky, especially on still afternoons.
Rain in Nairobi in May
Rain is part of normal life this month, falling on about every other day. Each rainy day adds about 5.6 mm (0.2 in), a proper wetting rather than a sprinkle. That is close to Nairobi's typical rain per wet day for the whole year (about 5.6 mm). It is among the three wettest months of the year.
How May compares to the rest of the year
In Nairobi's temperature order, May sits as the 4th coolest month. Against April, the average high is 1.1°C (2°F) lower, with 56 mm less rain. The cooling trend carries on into June. By June, typical highs are 23°C (73.4°F).
Who May suits
- Sightseeing: less ideal — rain falls on more than half the days.
- Parks & outdoor: less ideal — rain interrupts outdoor plans.
- Museums & indoor: a good choice — with rain on most days, galleries and museums make easy plans.
Tips for visiting Nairobi in May
Versatile Layers
Pack pieces you can take off by noon and put back on at dusk.
Rain Protection
A compact umbrella and a light waterproof jacket.
Sunglasses
Frequent sunshine — sunglasses and a light hat.
Quick questions
How warm is Nairobi in May?
Afternoons average 23.7°C (74.7°F) and nights about 14.9°C (58.8°F) — warm by most people's standards. It is the 4th coolest month of the year.
Does it rain a lot in Nairobi in May?
Yes, fairly — rain falls about every other day and totals about 90 mm, so an umbrella is worth carrying.
What should I wear in Nairobi in May?
Pack versatile layers, rain protection and sunglasses. Bring something extra for the cooler evenings.
Is May or June better for visiting Nairobi?
On our 12-month climate ranking, June comes out ahead (#5 of 12 vs #10). June has fewer rainy days.
