Climate guide for Lamu, Kenya

Best Time to Visit
Lamu

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01 · Kenya

About Lamu

Lamu Old Town is a UNESCO World Heritage site on Kenya's north coast, where narrow lanes and carved doors have changed little in centuries. There are almost no cars: people walk, ride donkeys or cross the channel by dhow, and the seafront fills with boats each evening. Shela Beach stretches beyond the dunes, and Manda Island, Pate and the Takwa ruins are reachable by boat. June to October is dry and breezy, and the long rains close many places around April and May.

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Did you know?

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Travel Tips

01Best time & timing
The strongest months are January, February, March: January peaks at 9.8/10, while April drops to 7.2/10.
02Weather & what to pack
28°C and 12 mm of rain shape a typical January here. Pack the lightest clothing you own, a hat and more water than feels necessary.
03Crowds & value
Book early for January, the busiest stretch; December is the value window at 9.2/10.

Things to do in Lamu

Lamu, Kenya. Live activities and tours from GetYourGuide, matched to this destination.

When to visit Lamu: the short answer

The best time to visit Lamu is January, followed by February, March. Those months combine the most usable temperatures with the fewest lost days to rain: January averages 28°C with 12 mm of rain and about 31 days with 6+ hours of sunshine. The months to avoid unless you have a specific reason are April, November. If budget matters more than perfect weather, June is the strongest of the low-rate months at 8.3/10.

Across the year Lamu swings from 26°C in July to 29°C in March, a 3-degree spread, while rainfall ranges from 5 mm in February to 223 mm in April. That is the whole planning problem in one sentence: Lamu is not equally good year-round, and the difference between the best and worst month here is 2.6 points on a 10-point scale.

Warmest month: March (29°C). Coolest: July (26°C). Driest: February (5 mm). Wettest: April (223 mm).

Lamu month by month

January in Lamu — the year's strongest window

Best window · 9.8/10

January averages 28°C (83°F) and humidity near 76%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rain is a non-issue at 12 mm for the month, with about 31 days with 6+ hours of sunshine and 12.1 hours of daylight to work with.

On our climate-comfort scale this is the top-ranked month of the year for Lamu at 9.8/10 — the reference point every other month on this page is measured against.

Plan for peak pricing, with this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.

February is one of the strongest months in Lamu (2nd)

Best window · 9.8/10

February averages 29°C (83°F) and humidity near 73%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rain is a non-issue at 5 mm for the month, with about 28 days with 6+ hours of sunshine and 12.1 hours of daylight to work with.

A 9.8/10 puts this among the year's best months in Lamu (2nd of 12); only January scores higher, at 9.8/10.

Plan for peak pricing, with this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.

March in Lamu — one of the year's strongest windows (3rd)

Best window · 9.7/10

Days in March average 29°C (84°F) and humidity near 74% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

With around 37 mm of rain, any showers tend to pass through rather than settle in; about 31 days with 6+ hours of sunshine and 12 hours of daylight fill the rest.

On our climate-comfort scale this is one of the strongest months of the year for Lamu at 9.7/10 (3rd of 12), just behind January at 9.8/10.

Budget for peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.

April in Lamu: strong conditions, 12th of 12

Good · 7.2/10

April averages 29°C (83°F) and humidity near 79%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

223 mm makes this the wettest stretch of the year, though about 25 days with 6+ hours of sunshine still appear — keep an indoor fallback ready.

It scores 7.2/10 here, 12th of 12 months, against 9.8/10 in the destination's best month.

Figure on low-season pricing, with crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

Flexible dates? January scores 2.6 points higher here — enough to change the trip.

May holds up well in Lamu — 10th best month

Good · 7.3/10

Days in May average 28°C (82°F) and humidity near 82% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

This is the year's wettest stretch at 203 mm, but with about 24 days with 6+ hours of sunshine it is not a total loss; an indoor fallback covers the risk.

That is 7.3/10 on the same scale — 10th of 12 months, versus 9.8/10 for the best month here.

Expect low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, January is materially better in Lamu — 2.5 points higher on the same scale.

June in Lamu — reliably good (9th best month)

Good · 8.3/10

June averages 26°C (80°F) and humidity near 79%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rainfall runs 98 mm, so plan one flexible day in three; you still get about 21 days with 6+ hours of sunshine and 11.9 hours of daylight.

It scores 8.3/10 here, 9th of 12 months, against 9.8/10 in the destination's best month.

Figure on low-season pricing, with crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a packable rain layer.

Flexible dates? January scores 1.5 points higher here — enough to change the trip.

July in Lamu — one of the year's strongest windows (8th)

Best window · 8.5/10

July averages 26°C (78°F) — warm enough for beach and boat plans, still short of the heat that pushes sightseeing into early morning.

Rainfall runs 82 mm, so plan one flexible day in three; you still get about 21 days with 6+ hours of sunshine and 11.9 hours of daylight.

A 8.5/10 puts this among the year's best months in Lamu (8th of 12); only January scores higher, at 9.8/10.

Plan for mid-season pricing, with crowds are moderate.

Pack light clothing, swimwear and real sun protection, a packable rain layer.

August in Lamu — one of the year's strongest windows (5th)

Best window · 9.4/10

With 26°C (78°F) on average, August delivers classic beach weather: plenty of time in the water, with beach and boat plans rarely disrupted by cold.

With around 45 mm of rain, any showers tend to pass through rather than settle in; about 27 days with 6+ hours of sunshine and 11.9 hours of daylight fill the rest.

On our climate-comfort scale this is one of the strongest months of the year for Lamu at 9.4/10 (5th of 12), just behind January at 9.8/10.

Expect peak pricing, and this is one of the busiest months here.

Pack light clothing, swimwear and real sun protection.

September is one of the strongest months in Lamu (4th)

Best window · 9.6/10

Days in September average 26°C (79°F) and humidity near 76% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

With around 38 mm of rain, any showers tend to pass through rather than settle in; about 30 days with 6+ hours of sunshine and 12 hours of daylight fill the rest.

On our climate-comfort scale this is one of the strongest months of the year for Lamu at 9.6/10 (4th of 12), just behind January at 9.8/10.

Budget for mid-season pricing, and crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.

October in Lamu — one of the year's strongest windows (7th)

Best window · 9.1/10

October averages 27°C (81°F) and humidity near 76%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rainfall runs 62 mm, so plan one flexible day in three; you still get about 31 days with 6+ hours of sunshine and 12.1 hours of daylight.

A 9.1/10 puts this among the year's best months in Lamu (7th of 12); only January scores higher, at 9.8/10.

Figure on mid-season pricing, with crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a packable rain layer.

November in Lamu: strong conditions, 11th of 12

Good · 7.3/10

November averages 28°C (82°F) and humidity near 79%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

208 mm makes this the wettest stretch of the year, though about 26 days with 6+ hours of sunshine still appear — keep an indoor fallback ready.

It scores 7.3/10 here, 11th of 12 months, against 9.8/10 in the destination's best month.

Plan for low-season pricing, with crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

Flexible dates? January scores 2.5 points higher here — enough to change the trip.

December in Lamu — one of the year's strongest windows (6th)

Best window · 9.2/10

Days in December average 28°C (83°F) and humidity near 77% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

Budget for roughly 57 mm of rain this month — a flexible day or two helps — with about 30 days with 6+ hours of sunshine and 12.1 hours of daylight to work around it.

On our climate-comfort scale this is one of the strongest months of the year for Lamu at 9.2/10 (6th of 12), just behind January at 9.8/10.

Budget for peak pricing, and crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a packable rain layer.

FAQ

Frequently asked

When is the best time to visit Lamu, Kenya?
In Ideal Weather mode, the best months to visit Lamu are January, February, March, September, August, December. January is the single peak month with an Ideal Weather score of 9.8/10 based on temperature, rainfall, humidity, daylight and days with 6+ hours of sunshine.
What is the weather like in Lamu year-round?
Lamu has a climate profile suited to beach and coastal travel. Average monthly temperatures range from 26°C in July to 29°C in March, with Ideal Weather scores between 7.2 and 9.8 out of 10.
Which months should I avoid in Lamu?
The lowest Ideal Weather-scoring months in Lamu are April (7.2/10), May (7.3/10), November (7.3/10). These months typically combine less comfortable temperatures, higher rainfall or fewer days with 6+ hours of sunshine.
When is the rainy season in Lamu?
April is the wettest month in Lamu, averaging about 223 mm of rainfall. February is the driest, at roughly 5 mm.
Which is the sunniest month in Lamu?
January sees the most sun in Lamu, with about 31 days with 6+ hours of sunshine on average - ideal for outdoor plans.
Is Lamu a good destination for beach and coastal travel?
Lamu is well suited to beach and coastal travel. Its highest Ideal Weather window (January, February, March, September, August, December) aligns with the conditions travelers usually look for in this style of trip.
How is the bestime.to score for Lamu calculated?
Each month receives an Ideal Weather score from 0-10 using ERA5 climate normals for Lamu: temperature comfort, precipitation, humidity, daylight hours, and days with 6+ hours of sunshine - weighted for beach and coastal travel.

Climate data: Open-Meteo ERA5 historical archive, the five most recent complete years (2021–2025). Scores are monthly averages for that window, not forecasts, and short-window precipitation can differ from longer-term normals. “Sunny days” count days with at least 6 hours of measured sunshine — they are not dry days.

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Curated in Lamu

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