Tanga weather in September
In September, Tanga sees average daytime highs of 29°C and overnight lows near 21°C, with 40 mm of rain across 13.5 wet days and about 12 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.
Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 51% of the time in September, and the air most often feels muggy.
Daylight stretches from about 11 h 54 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Tanga's 1st-clearest and 9th-windiest month. For the whole year in context, see Tanga's year-round climate.
- Daytime high
- 29°
- 8th warmest
- Overnight low
- 21°
- 3rd coldest
- Rainfall
- 40 mm
- 13.5 wet days
- Daylight
- 12 hours
- 6:19 AM – 6:17 PM
- Cloud cover
- 43%
- 1st clearest
- Wind
- 10 km/h
- 9th windiest
- Solar energy
- 5.88 kWh/m²
- Travel score
- 5.4
- out of 10
Tanga is city in Tanzania.
- Density
- 734/km²
- people per km²
- Founded
- 1891
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in September
Day-to-day highs hold fairly steady near 29°C through the month.
A typical September day in Tanga reaches about 29°C in the afternoon and slips back to 21°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 30°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than 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) | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
| Avg low (°C) | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 28 | 21 |
| 2 | 28 | 21 |
| 3 | 28 | 21 |
| 4 | 28 | 21 |
| 5 | 28 | 21 |
| 6 | 28 | 21 |
| 7 | 28 | 21 |
| 8 | 28 | 21 |
| 9 | 28 | 21 |
| 10 | 29 | 21 |
| 11 | 29 | 21 |
| 12 | 29 | 21 |
| 13 | 29 | 21 |
| 14 | 29 | 21 |
| 15 | 29 | 21 |
| 16 | 29 | 21 |
| 17 | 29 | 21 |
| 18 | 29 | 21 |
| 19 | 29 | 21 |
| 20 | 29 | 21 |
| 21 | 29 | 21 |
| 22 | 29 | 21 |
| 23 | 29 | 21 |
| 24 | 29 | 21 |
| 25 | 29 | 21 |
| 26 | 29 | 21 |
| 27 | 29 | 21 |
| 28 | 29 | 21 |
| 29 | 29 | 21 |
| 30 | 29 | 21 |
How September really feels in Tanga
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.
Tanga weather by month
How September compares with the rest of the year at a glance. September is the 8th-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 | 33° / 25° | 31 | 8.1 | 12.3 | 3.9 |
| Feb | 33° / 25° | 31 | 6.4 | 12.2 | 3.9 |
| Mar | 32° / 25° | 87 | 18.9 | 12 | 3.1 |
| Apr | 30° / 24° | 148 | 23.3 | 11.9 | 3.3 |
| May | 29° / 23° | 165 | 18.4 | 11.8 | 4.7 |
| Jun | 28° / 21° | 44 | 11.7 | 11.7 | 5.9 |
| Jul | 28° / 20° | 35 | 11.2 | 11.7 | 6.3 |
| Aug | 28° / 20° | 40 | 12.9 | 11.8 | 6.0 |
| Sep | 29° / 21° | 40 | 13.5 | 12 | 5.4 |
| Oct | 30° / 22° | 87 | 16.2 | 12.1 | 4.6 |
| Nov | 30° / 23° | 84 | 19.2 | 12.2 | 3.9 |
| Dec | 32° / 24° | 68 | 16.5 | 12.3 | 3.6 |
Cloud cover in September
The sky is clear or mostly clear about 51% of the time in September, the clearest month of the year.
Beyond those clear spells, partly cloudy skies cover about 31% of September, with mostly cloudy or overcast conditions the remaining 18%. 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 (%) | 81 | 82 | 82 | 82 | 82 | 83 | 84 | 84 | 84 | 83 | 83 | 83 | 82 | 82 | 82 | 83 | 82 | 82 | 82 | 82 | 82 | 81 | 81 | 81 | 80 | 80 | 80 | 80 | 80 | 79 |
| Cloudier (%) | 19 | 18 | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 17 | 17 | 17 | 18 | 18 | 18 | 17 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 21 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 81 | 19 |
| 2 | 82 | 18 |
| 3 | 82 | 18 |
| 4 | 82 | 18 |
| 5 | 82 | 18 |
| 6 | 83 | 17 |
| 7 | 84 | 16 |
| 8 | 84 | 16 |
| 9 | 84 | 16 |
| 10 | 83 | 17 |
| 11 | 83 | 17 |
| 12 | 83 | 17 |
| 13 | 82 | 18 |
| 14 | 82 | 18 |
| 15 | 82 | 18 |
| 16 | 83 | 17 |
| 17 | 82 | 18 |
| 18 | 82 | 18 |
| 19 | 82 | 18 |
| 20 | 82 | 18 |
| 21 | 82 | 18 |
| 22 | 81 | 19 |
| 23 | 81 | 19 |
| 24 | 81 | 19 |
| 25 | 80 | 20 |
| 26 | 80 | 20 |
| 27 | 80 | 20 |
| 28 | 80 | 20 |
| 29 | 80 | 20 |
| 30 | 79 | 21 |
Chance of precipitation in September
Tanga gets around 40 mm of rain over 13.5 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 45% and peaks near 47% 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 (%) | 46 | 46 | 47 | 47 | 47 | 47 | 46 | 46 | 46 | 46 | 45 | 45 | 44 | 44 | 44 | 44 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 44 | 44 | 44 | 45 |
| Rain chance (%) | |
|---|---|
| 1 | 46 |
| 2 | 46 |
| 3 | 47 |
| 4 | 47 |
| 5 | 47 |
| 6 | 47 |
| 7 | 46 |
| 8 | 46 |
| 9 | 46 |
| 10 | 46 |
| 11 | 45 |
| 12 | 45 |
| 13 | 44 |
| 14 | 44 |
| 15 | 44 |
| 16 | 44 |
| 17 | 43 |
| 18 | 43 |
| 19 | 43 |
| 20 | 43 |
| 21 | 43 |
| 22 | 43 |
| 23 | 43 |
| 24 | 43 |
| 25 | 43 |
| 26 | 43 |
| 27 | 44 |
| 28 | 44 |
| 29 | 44 |
| 30 | 45 |
Humidity in September
Most of September feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, September lands in the muggy band about 81% of days. Sticky, muggy-or-worse air turns up on roughly 99% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Humid (%) | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Muggy (%) | 90 | 89 | 90 | 89 | 89 | 88 | 88 | 89 | 88 | 88 | 87 | 86 | 86 | 85 | 85 | 84 | 84 | 82 | 81 | 80 | 79 | 78 | 76 | 74 | 73 | 71 | 69 | 67 | 65 | 62 |
| Oppressive (%) | 8 | 9 | 9 | 10 | 10 | 11 | 11 | 11 | 12 | 12 | 12 | 13 | 13 | 14 | 14 | 15 | 15 | 16 | 17 | 18 | 19 | 20 | 22 | 24 | 25 | 27 | 29 | 31 | 33 | 36 |
| Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|
| 1 | 2 | 90 | 8 |
| 2 | 2 | 89 | 9 |
| 3 | 1 | 90 | 9 |
| 4 | 1 | 89 | 10 |
| 5 | 1 | 89 | 10 |
| 6 | 1 | 88 | 11 |
| 7 | 1 | 88 | 11 |
| 8 | 0 | 89 | 11 |
| 9 | 0 | 88 | 12 |
| 10 | 0 | 88 | 12 |
| 11 | 1 | 87 | 12 |
| 12 | 1 | 86 | 13 |
| 13 | 1 | 86 | 13 |
| 14 | 1 | 85 | 14 |
| 15 | 1 | 85 | 14 |
| 16 | 1 | 84 | 15 |
| 17 | 1 | 84 | 15 |
| 18 | 2 | 82 | 16 |
| 19 | 2 | 81 | 17 |
| 20 | 2 | 80 | 18 |
| 21 | 2 | 79 | 19 |
| 22 | 2 | 78 | 20 |
| 23 | 2 | 76 | 22 |
| 24 | 2 | 74 | 24 |
| 25 | 2 | 73 | 25 |
| 26 | 2 | 71 | 27 |
| 27 | 2 | 69 | 29 |
| 28 | 2 | 67 | 31 |
| 29 | 2 | 65 | 33 |
| 30 | 2 | 62 | 36 |
Wind in September
Winds average 10 km/h in September.
Across September, daily wind ranges from about 10 km/h on the calmest days to 10 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) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 10 | calm |
| 2 | 10 | calm |
| 3 | 10 | calm |
| 4 | 10 | calm |
| 5 | 10 | calm |
| 6 | 10 | calm |
| 7 | 10 | calm |
| 8 | 10 | calm |
| 9 | 10 | calm |
| 10 | 10 | calm |
| 11 | 10 | calm |
| 12 | 10 | calm |
| 13 | 10 | calm |
| 14 | 10 | calm |
| 15 | 10 | calm |
| 16 | 10 | calm |
| 17 | 10 | calm |
| 18 | 10 | calm |
| 19 | 10 | calm |
| 20 | 10 | calm |
| 21 | 10 | calm |
| 22 | 10 | calm |
| 23 | 10 | calm |
| 24 | 10 | calm |
| 25 | 10 | calm |
| 26 | 10 | calm |
| 27 | 10 | calm |
| 28 | 10 | calm |
| 29 | 10 | calm |
| 30 | 10 | calm |
Sunrise & sunset in September
Daylight runs from about 11 h 54 min 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 6 minutes over September. Sunrise moves from 6:26 AM to 6:12 AM, and sunset from 6:20 PM to 6:14 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) | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 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) | 6:26 | 6:26 | 6:25 | 6:25 | 6:24 | 6:24 | 6:23 | 6:23 | 6:22 | 6:22 | 6:21 | 6:21 | 6:20 | 6:20 | 6:19 | 6:19 | 6:18 | 6:18 | 6:17 | 6:17 | 6:16 | 6:16 | 6:15 | 6:15 | 6:14 | 6:14 | 6:13 | 6:13 | 6:12 | 6:12 |
| Sunset (PM) | 6:20 | 6:20 | 6:20 | 6:20 | 6:20 | 6:19 | 6:19 | 6:19 | 6:19 | 6:18 | 6:18 | 6:18 | 6:18 | 6:18 | 6:17 | 6:17 | 6:17 | 6:17 | 6:16 | 6:16 | 6:16 | 6:16 | 6:16 | 6:15 | 6:15 | 6:15 | 6:15 | 6:14 | 6:14 | 6:14 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.9 | 6:26 | 6:20 |
| 2 | 11.9 | 6:26 | 6:20 |
| 3 | 11.9 | 6:25 | 6:20 |
| 4 | 11.9 | 6:25 | 6:20 |
| 5 | 11.9 | 6:24 | 6:20 |
| 6 | 11.9 | 6:24 | 6:19 |
| 7 | 11.9 | 6:23 | 6:19 |
| 8 | 11.9 | 6:23 | 6:19 |
| 9 | 11.9 | 6:22 | 6:19 |
| 10 | 11.9 | 6:22 | 6:18 |
| 11 | 11.9 | 6:21 | 6:18 |
| 12 | 12.0 | 6:21 | 6:18 |
| 13 | 12.0 | 6:20 | 6:18 |
| 14 | 12.0 | 6:20 | 6:18 |
| 15 | 12.0 | 6:19 | 6:17 |
| 16 | 12.0 | 6:19 | 6:17 |
| 17 | 12.0 | 6:18 | 6:17 |
| 18 | 12.0 | 6:18 | 6:17 |
| 19 | 12.0 | 6:17 | 6:16 |
| 20 | 12.0 | 6:17 | 6:16 |
| 21 | 12.0 | 6:16 | 6:16 |
| 22 | 12.0 | 6:16 | 6:16 |
| 23 | 12.0 | 6:15 | 6:16 |
| 24 | 12.0 | 6:15 | 6:15 |
| 25 | 12.0 | 6:14 | 6:15 |
| 26 | 12.0 | 6:14 | 6:15 |
| 27 | 12.0 | 6:13 | 6:15 |
| 28 | 12.0 | 6:13 | 6:14 |
| 29 | 12.0 | 6:12 | 6:14 |
| 30 | 12.0 | 6:12 | 6:14 |
Solar energy in September
Average shortwave solar energy reaching the ground each day in September, about 5.88 kWh/m².
For context, solar energy here swings from a low near 4.5 kWh/m² to a high of 6.67 kWh/m² in February across the year — September's 5.88 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) | 5.6 | 5.6 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 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 | 6.1 | 6.1 |
| Level | Bright | Bright | Bright | Bright | 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 |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.6 | Bright |
| 2 | 5.6 | Bright |
| 3 | 5.7 | Bright |
| 4 | 5.7 | Bright |
| 5 | 5.7 | Bright |
| 6 | 5.7 | Bright |
| 7 | 5.7 | Bright |
| 8 | 5.7 | Bright |
| 9 | 5.8 | Bright |
| 10 | 5.8 | Bright |
| 11 | 5.8 | Bright |
| 12 | 5.8 | Bright |
| 13 | 5.8 | Bright |
| 14 | 5.8 | Bright |
| 15 | 5.9 | Bright |
| 16 | 5.9 | Bright |
| 17 | 5.9 | Bright |
| 18 | 5.9 | Bright |
| 19 | 5.9 | Bright |
| 20 | 6.0 | Bright |
| 21 | 6.0 | Bright |
| 22 | 6.0 | Bright |
| 23 | 6.0 | Intense |
| 24 | 6.0 | Intense |
| 25 | 6.0 | Intense |
| 26 | 6.0 | Intense |
| 27 | 6.0 | Intense |
| 28 | 6.0 | Intense |
| 29 | 6.1 | Intense |
| 30 | 6.1 | Intense |
Hazard calendar for Tanga
None of Tanga's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Tanga sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Tanga's rainy season runs March–May, when most of the year's rain falls.
Is September a good time to visit Tanga?
Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
September is a reasonable time to visit Tanga for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Tanga in September
From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In September, Tanga sees daytime highs around 29°C and nights near 21°C. Pack light clothes. Worth having: rain gear and sun protection. About 14 days see rain.
Sea temperature near Tanga 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 March at about 29°C and coldest in August near 26°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) | 28 | 28 | 29 | 29 | 28 | 27 | 26 | 26 | 26 | 27 | 28 | 28 |
| Comfort | Warm | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Warm | Warm | Warm | Warm | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Warm |
| Feb | 28 | Tropical |
| Mar | 29 | Tropical |
| Apr | 29 | Tropical |
| May | 28 | Tropical |
| Jun | 27 | Warm |
| Jul | 26 | Warm |
| Aug | 26 | Warm |
| Sep | 26 | Warm |
| Oct | 27 | Warm |
| Nov | 28 | Warm |
| Dec | 28 | Tropical |
UV index in Tanga 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 Tanga peaks around March 17 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 | 14 | 11 | 10 | 10 | 10 | 13 | 13 | 12 | 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 | 14 | Extreme |
| May | 11 | Extreme |
| Jun | 10 | Very high |
| Jul | 10 | Extreme |
| Aug | 10 | Extreme |
| Sep | 13 | Extreme |
| Oct | 13 | Extreme |
| Nov | 12 | Extreme |
| Dec | 12 | Extreme |
Air quality in Tanga 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 Tanga is worst in January — around 20 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (October, 10 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) | 20 | 20 | 15 | 11 | 13 | 16 | 17 | 15 | 13 | 10 | 10 | 16 |
| Level | Moderate | Moderate | Moderate | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 20 | Moderate |
| Feb | 20 | Moderate |
| Mar | 15 | Moderate |
| Apr | 11 | Good |
| May | 13 | Moderate |
| Jun | 16 | Moderate |
| Jul | 17 | Moderate |
| Aug | 15 | Moderate |
| Sep | 13 | Moderate |
| Oct | 10 | Good |
| Nov | 10 | Good |
| Dec | 16 | Moderate |
Where is Tanga?
Tanga sits at 5.1°S, 39.1°E, 22 m above sea level, in Tanzania. The nearest listed city is Mlalo, 24 km away.
Topography around Tanga
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tanga.
Within 3 km, the terrain around Tanga has only modest variations in elevation — a maximum elevation change of 47 m around an average of 13 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 133 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,025 m.
The land around Tanga is covered by artificial surfaces (35%), water (24%) and trees (20%) within 3 km, water (40%) and trees (25%) within 16 km, and water (43%) and trees (32%) within 80 km.
Tanzania travel facts
- Travel advisory
- Level 3
- Reconsider Travel
- Power plugs
- Type D / G
- 230 V · 50 Hz
- Prices
- ≈ 29% of US
- price level, 2025
- GDP per capita
- $1,319
- 2025
- Happiness
- 3.9 / 10
- World Happiness, 2025
- Safe drinking water
- 31%
- of population, 2024
- Homicide rate
- 3.7
- per 100k, 2020
- Road deaths
- 31.1
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Low
- EF EPI 479
- 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 Tanga (-5.0689°, 39.0988°, elevation 22 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).