Kenya
Mombasa in May: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Mombasa in May is climatically well suited to beach holidays. The average daily high is around 29 °C, and the sea is about 28 °C. With about 23 rainy days it is very wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
57/100 · #8
Warmth
#10
Dryness
#11
Sun
#10
Sea warmth
#5
Published best categories: none
Mombasa · MayPhoto: Letherian3 · CC BY-SA 4.0Climate facts
- Average high
- 29 °C
- Average low
- 23 °C
- Sea
- 28 °C
- Rainy days (est.)
- 23 rainy days (est.)
- Sun (est.)
- 6 h/day
- Humidity
- 82 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| April | 31 | 24 | 24 | 149 | 6.9 | 80 | 2.8 | 29 | 50 |
| May (selected) | 29 | 23 | 23 | 214 | 6.2 | 82 | 3.6 | 28 | 57 |
| June | 28 | 21 | 14 | 80 | 5.9 | 79 | 4.0 | 27 | 70 |
How do the previous and next months compare?
Baseline: May (57/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| April | -7 | +2 °C | +1.2 °C | +1.3 | -64.8 mm | +0.7 h | -2.9 % | -0.8 m/s | +1 °C |
| June | +13 | -0.8 °C | -1.4 °C | -8.6 | -133.2 mm | -0.3 h | -4 % | +0.4 m/s | -1.1 °C |
All twelve months in context

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Useful next decisions
Frequently asked questions
How warm is Mombasa in May?
The average daily high is around 29 °C, with an average daily low of about 23 °C.
Can you swim in Mombasa in May?
The sea is about 28 °C (very warm).
Does it rain a lot in Mombasa in May?
The curated estimate is about 23 rainy days per month, not a directly measured long-term average. Total precipitation averages around 214 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Mombasa?
By the climate score, June, July, August and September are the strongest months for Mombasa. For a beach trip: June, July, August and September. May is not among them.