Lamu weather in September
In September, Lamu sees average daytime highs of 26°C and overnight lows near 25°C, with 34 mm of rain across 10.3 wet days and about 12 hours of daylight. It is the 10th-warmest and 8th-wettest month of the year here.
Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 68% of the time in September, and the air most often feels oppressive.
Daylight stretches from about 12 hours at the start of September to 12 hours by month's end. Set against the rest of the year, September is Lamu's 1st-clearest and 4th-windiest month. For the whole year in context, see Lamu's year-round climate.
- Daytime high
- 26°
- 10th warmest
- Overnight low
- 25°
- 3rd coldest
- Rainfall
- 34 mm
- 10.3 wet days
- Daylight
- 12 hours
- 6:11 AM – 6:10 PM
- Cloud cover
- 37%
- 1st clearest
- Wind
- 24 km/h
- 4th windiest
- Solar energy
- 5.99 kWh/m²
- Travel score
- 7.0
- out of 10
Temperature in September
Day-to-day highs hold fairly steady near 26°C through the month.
A typical September day in Lamu reaches about 26°C in the afternoon and slips back to 25°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 27°C. Set against its neighbours, September runs on par with August and on par with October.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 |
| Avg low (°C) | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 26 | 24 |
| 2 | 26 | 24 |
| 3 | 26 | 24 |
| 4 | 26 | 24 |
| 5 | 26 | 24 |
| 6 | 26 | 24 |
| 7 | 26 | 24 |
| 8 | 26 | 24 |
| 9 | 26 | 24 |
| 10 | 26 | 24 |
| 11 | 26 | 24 |
| 12 | 26 | 24 |
| 13 | 26 | 24 |
| 14 | 26 | 25 |
| 15 | 26 | 25 |
| 16 | 26 | 25 |
| 17 | 26 | 25 |
| 18 | 26 | 25 |
| 19 | 26 | 25 |
| 20 | 26 | 25 |
| 21 | 26 | 25 |
| 22 | 26 | 25 |
| 23 | 26 | 25 |
| 24 | 26 | 25 |
| 25 | 26 | 25 |
| 26 | 26 | 25 |
| 27 | 27 | 25 |
| 28 | 27 | 25 |
| 29 | 27 | 25 |
| 30 | 27 | 25 |
How September really feels in Lamu
Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Lamu weather by month
How September compares with the rest of the year at a glance. September is the 10th-warmest and 8th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 28° / 26° | 12 | 1.4 | 12.1 | 7.7 |
| Feb | 28° / 26° | 2 | 0.4 | 12.1 | 7.7 |
| Mar | 29° / 27° | 17 | 4.9 | 12 | 6.6 |
| Apr | 29° / 27° | 116 | 20.9 | 12 | 4.4 |
| May | 28° / 26° | 226 | 24.1 | 11.9 | 4.5 |
| Jun | 27° / 25° | 84 | 17.8 | 11.9 | 5.4 |
| Jul | 26° / 24° | 57 | 14.9 | 11.9 | 5.9 |
| Aug | 26° / 24° | 36 | 12.2 | 11.9 | 6.6 |
| Sep | 26° / 25° | 34 | 10.3 | 12 | 7.0 |
| Oct | 27° / 25° | 65 | 12.8 | 12.1 | 6.4 |
| Nov | 28° / 26° | 58 | 13 | 12.1 | 6.1 |
| Dec | 28° / 26° | 28 | 6.7 | 12.1 | 6.6 |
Cloud cover in September
The sky is clear or mostly clear about 68% of the time in September, the clearest month of the year.
Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 16%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 80 | 81 | 81 | 82 | 82 | 84 | 84 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 85 | 86 | 86 | 86 | 86 | 86 |
| Cloudier (%) | 20 | 19 | 19 | 18 | 18 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 80 | 20 |
| 2 | 81 | 19 |
| 3 | 81 | 19 |
| 4 | 82 | 18 |
| 5 | 82 | 18 |
| 6 | 84 | 16 |
| 7 | 84 | 16 |
| 8 | 85 | 15 |
| 9 | 85 | 15 |
| 10 | 85 | 15 |
| 11 | 85 | 15 |
| 12 | 85 | 15 |
| 13 | 85 | 15 |
| 14 | 85 | 15 |
| 15 | 85 | 15 |
| 16 | 85 | 15 |
| 17 | 85 | 15 |
| 18 | 85 | 15 |
| 19 | 85 | 15 |
| 20 | 85 | 15 |
| 21 | 85 | 15 |
| 22 | 85 | 15 |
| 23 | 85 | 15 |
| 24 | 85 | 15 |
| 25 | 85 | 15 |
| 26 | 86 | 14 |
| 27 | 86 | 14 |
| 28 | 86 | 14 |
| 29 | 86 | 14 |
| 30 | 86 | 14 |
Chance of precipitation in September
Lamu gets around 34 mm of rain over 10.3 wet days in September. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 34% and peaks near 36% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 34 | 34 | 34 | 34 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 36 | 36 |
| Rain chance (%) | |
|---|---|
| 1 | 33 |
| 2 | 33 |
| 3 | 33 |
| 4 | 33 |
| 5 | 33 |
| 6 | 33 |
| 7 | 33 |
| 8 | 33 |
| 9 | 33 |
| 10 | 33 |
| 11 | 34 |
| 12 | 34 |
| 13 | 34 |
| 14 | 34 |
| 15 | 34 |
| 16 | 35 |
| 17 | 35 |
| 18 | 35 |
| 19 | 35 |
| 20 | 35 |
| 21 | 35 |
| 22 | 35 |
| 23 | 35 |
| 24 | 35 |
| 25 | 35 |
| 26 | 35 |
| 27 | 35 |
| 28 | 35 |
| 29 | 36 |
| 30 | 36 |
Humidity in September
Most of September feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, September lands in the oppressive band about 71% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Muggy (%) | 45 | 44 | 43 | 42 | 40 | 39 | 38 | 36 | 35 | 34 | 33 | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 22 | 21 | 20 | 20 | 19 | 18 | 18 | 17 | 16 |
| Oppressive (%) | 55 | 56 | 57 | 58 | 60 | 61 | 62 | 64 | 65 | 66 | 67 | 69 | 70 | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 78 | 79 | 80 | 80 | 81 | 82 | 82 | 83 | 84 |
| Muggy (%) | Oppressive (%) | |
|---|---|---|
| 1 | 45 | 55 |
| 2 | 44 | 56 |
| 3 | 43 | 57 |
| 4 | 42 | 58 |
| 5 | 40 | 60 |
| 6 | 39 | 61 |
| 7 | 38 | 62 |
| 8 | 36 | 64 |
| 9 | 35 | 65 |
| 10 | 34 | 66 |
| 11 | 33 | 67 |
| 12 | 31 | 69 |
| 13 | 30 | 70 |
| 14 | 29 | 71 |
| 15 | 28 | 72 |
| 16 | 27 | 73 |
| 17 | 26 | 74 |
| 18 | 25 | 75 |
| 19 | 24 | 76 |
| 20 | 23 | 77 |
| 21 | 22 | 78 |
| 22 | 22 | 78 |
| 23 | 21 | 79 |
| 24 | 20 | 80 |
| 25 | 20 | 80 |
| 26 | 19 | 81 |
| 27 | 18 | 82 |
| 28 | 18 | 82 |
| 29 | 17 | 83 |
| 30 | 16 | 84 |
Wind in September
Winds average 24 km/h in September.
Across September, daily wind ranges from about 23 km/h on the calmest days to 25 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
| Feels | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 25 | breezy |
| 2 | 25 | breezy |
| 3 | 25 | breezy |
| 4 | 25 | breezy |
| 5 | 25 | breezy |
| 6 | 25 | breezy |
| 7 | 25 | breezy |
| 8 | 25 | breezy |
| 9 | 25 | breezy |
| 10 | 25 | breezy |
| 11 | 25 | breezy |
| 12 | 24 | breezy |
| 13 | 24 | breezy |
| 14 | 24 | breezy |
| 15 | 24 | breezy |
| 16 | 24 | breezy |
| 17 | 24 | breezy |
| 18 | 24 | breezy |
| 19 | 24 | breezy |
| 20 | 24 | breezy |
| 21 | 24 | breezy |
| 22 | 23 | breezy |
| 23 | 23 | breezy |
| 24 | 23 | breezy |
| 25 | 23 | breezy |
| 26 | 23 | breezy |
| 27 | 23 | breezy |
| 28 | 23 | breezy |
| 29 | 23 | breezy |
| 30 | 23 | breezy |
Sunrise & sunset in September
Daylight runs from about 12 hours at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 0 minutes over September. Sunrise moves from 6:17 AM to 6:05 AM, and sunset from 6:15 PM to 6:06 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunrise (AM) | 6:17 | 6:17 | 6:17 | 6:16 | 6:16 | 6:15 | 6:15 | 6:15 | 6:14 | 6:14 | 6:13 | 6:13 | 6:12 | 6:12 | 6:12 | 6:11 | 6:11 | 6:10 | 6:10 | 6:09 | 6:09 | 6:08 | 6:08 | 6:08 | 6:07 | 6:07 | 6:06 | 6:06 | 6:06 | 6:05 |
| Sunset (PM) | 6:15 | 6:15 | 6:14 | 6:14 | 6:14 | 6:13 | 6:13 | 6:13 | 6:12 | 6:12 | 6:12 | 6:12 | 6:11 | 6:11 | 6:11 | 6:10 | 6:10 | 6:10 | 6:09 | 6:09 | 6:09 | 6:09 | 6:08 | 6:08 | 6:08 | 6:07 | 6:07 | 6:07 | 6:06 | 6:06 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.0 | 6:17 | 6:15 |
| 2 | 12.0 | 6:17 | 6:15 |
| 3 | 12.0 | 6:17 | 6:14 |
| 4 | 12.0 | 6:16 | 6:14 |
| 5 | 12.0 | 6:16 | 6:14 |
| 6 | 12.0 | 6:15 | 6:13 |
| 7 | 12.0 | 6:15 | 6:13 |
| 8 | 12.0 | 6:15 | 6:13 |
| 9 | 12.0 | 6:14 | 6:12 |
| 10 | 12.0 | 6:14 | 6:12 |
| 11 | 12.0 | 6:13 | 6:12 |
| 12 | 12.0 | 6:13 | 6:12 |
| 13 | 12.0 | 6:12 | 6:11 |
| 14 | 12.0 | 6:12 | 6:11 |
| 15 | 12.0 | 6:12 | 6:11 |
| 16 | 12.0 | 6:11 | 6:10 |
| 17 | 12.0 | 6:11 | 6:10 |
| 18 | 12.0 | 6:10 | 6:10 |
| 19 | 12.0 | 6:10 | 6:09 |
| 20 | 12.0 | 6:09 | 6:09 |
| 21 | 12.0 | 6:09 | 6:09 |
| 22 | 12.0 | 6:08 | 6:09 |
| 23 | 12.0 | 6:08 | 6:08 |
| 24 | 12.0 | 6:08 | 6:08 |
| 25 | 12.0 | 6:07 | 6:08 |
| 26 | 12.0 | 6:07 | 6:07 |
| 27 | 12.0 | 6:06 | 6:07 |
| 28 | 12.0 | 6:06 | 6:07 |
| 29 | 12.0 | 6:06 | 6:06 |
| 30 | 12.0 | 6:05 | 6:06 |
Solar energy in September
Average shortwave solar energy reaching the ground each day in September, about 5.99 kWh/m².
For context, solar energy here swings from a low near 4.85 kWh/m² to a high of 6.64 kWh/m² in February across the year — September's 5.99 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.9 | 5.9 | 5.9 | 5.9 | 5.9 | 5.9 | 5.9 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.1 | 6.1 | 6.1 | 6.1 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.9 | Bright |
| 2 | 5.9 | Bright |
| 3 | 5.9 | Bright |
| 4 | 5.9 | Bright |
| 5 | 5.9 | Bright |
| 6 | 5.9 | Bright |
| 7 | 5.9 | Bright |
| 8 | 6.0 | Bright |
| 9 | 6.0 | Bright |
| 10 | 6.0 | Bright |
| 11 | 6.0 | Bright |
| 12 | 6.0 | Bright |
| 13 | 6.0 | Bright |
| 14 | 6.0 | Bright |
| 15 | 6.0 | Bright |
| 16 | 6.0 | Bright |
| 17 | 6.0 | Bright |
| 18 | 6.0 | Bright |
| 19 | 6.0 | Intense |
| 20 | 6.0 | Intense |
| 21 | 6.0 | Intense |
| 22 | 6.0 | Intense |
| 23 | 6.0 | Intense |
| 24 | 6.0 | Intense |
| 25 | 6.0 | Intense |
| 26 | 6.0 | Intense |
| 27 | 6.1 | Intense |
| 28 | 6.1 | Intense |
| 29 | 6.1 | Intense |
| 30 | 6.1 | Intense |
Hazard calendar for Lamu
None of Lamu's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Lamu's monsoon runs April–May, when most of the year's rain falls.
Is September a good time to visit Lamu?
Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
September is one of the better times to visit Lamu for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Lamu in September
From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In September, Lamu sees daytime highs around 26°C and nights near 25°C. Worth packing: light clothes, rain gear, sun protection and a windbreaker. About 10 days see rain.
Sea temperature near Lamu in September
The nearest coast averages about 26°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in April at about 29°C and coldest in August near 25°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 27 | 27 | 28 | 29 | 28 | 27 | 26 | 25 | 26 | 27 | 28 | 28 |
| Comfort | Warm | Warm | Tropical | Tropical | Warm | Warm | Warm | Warm | Warm | Warm | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 27 | Warm |
| Mar | 28 | Tropical |
| Apr | 29 | Tropical |
| May | 28 | Warm |
| Jun | 27 | Warm |
| Jul | 26 | Warm |
| Aug | 25 | Warm |
| Sep | 26 | Warm |
| Oct | 27 | Warm |
| Nov | 28 | Warm |
| Dec | 28 | Warm |
UV index in Lamu in September
Clear-sky midday UV in September peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Lamu peaks around March 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 10 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 14 | 14 | 15 | 15 | 11 | 10 | 10 | 11 | 13 | 13 | 13 | 12 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 14 | Extreme |
| Mar | 15 | Extreme |
| Apr | 15 | Extreme |
| May | 11 | Extreme |
| Jun | 10 | Very high |
| Jul | 10 | Extreme |
| Aug | 11 | Extreme |
| Sep | 13 | Extreme |
| Oct | 13 | Extreme |
| Nov | 13 | Extreme |
| Dec | 12 | Extreme |
Air quality in Lamu in September
Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.
Air quality in Lamu is worst in January — around 17 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (October, 6 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 17 | 15 | 12 | 6 | 9 | 11 | 11 | 9 | 8 | 6 | 6 | 13 |
| Level | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good | Good | Good | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 17 | Moderate |
| Feb | 15 | Moderate |
| Mar | 12 | Moderate |
| Apr | 6 | Good |
| May | 9 | Good |
| Jun | 11 | Good |
| Jul | 11 | Good |
| Aug | 9 | Good |
| Sep | 8 | Good |
| Oct | 6 | Good |
| Nov | 6 | Good |
| Dec | 13 | Moderate |
Where is Lamu?
Lamu sits at 2.3°S, 40.9°E, 14 m above sea level, in Kenya. The nearest listed city is Masalani, 104 km away.
Topography around Lamu
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Lamu.
Within 3 km, the terrain around Lamu has only modest variations in elevation — a maximum elevation change of 51 m around an average of 6 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 72 m; within 80 km, only modest variations in elevation — a maximum elevation change of 143 m.
The land around Lamu is covered by grassland (31%), water (27%) and shrubs (24%) within 3 km, water (52%) within 16 km, and water (38%) and trees (29%) within 80 km.
Kenya travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type G
- 240 V · 50 Hz
- Prices
- ≈ 34% of US
- price level, 2025
- GDP per capita
- $2,363
- 2025
- Happiness
- 4.7 / 10
- World Happiness, 2025
- Homicide rate
- 4.9
- per 100k, 2022
- Road deaths
- 28.3
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- High
- EF EPI 593
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Lamu (-2.2717°, 40.902°, elevation 14 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).