Climate averages 1991–2020
Tanga weather
in May.
A hot, wet month: the 9th warmest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Tanga: daytime highs average 28.0°C and nights cool to about 23.2°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 165 mm of rain on roughly 18 days, which makes May a wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 11 h 53 min on an average May day.
The nearest other city in this atlas is Ukunda (101 km away). In May its highs average 27.5°C, 0.6°C cooler than Tanga, with 220 mm of rain.
Among the 43 cities listed in Tanzania, Tanga ranks joint 10th of 43 for the warmest May highs and 43rd of 43 for the driest May (rainfall, lowest first). The mean May high of those 43 cities is 26.1°C; Tanga is 2.0°C warmer than that mean.
From May to June, average highs fall by 0.6°C to 27.4°C, and monthly rainfall falls from 165 mm to 44 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Tanga climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 32.6°C25.1°C | 25.1°C | 31 | 8.1 | 12.412 h |
| February | 32.9°C25.2°C | 25.2°C | 31 | 6.4 | 12.312 h |
| March | 32.1°C25.1°C | 25.1°C | 87 | 18.9 | 12.112 h |
| April | 29.7°C24.3°C | 24.3°C | 148 | 23.3 | 12.012 h |
| May, selected | 28.0°C23.2°C | 23.2°C | 165 | 18.4 | 11.912 h |
| June | 27.4°C22.0°C | 22.0°C | 44 | 11.7 | 11.812 h |
| July | 27.1°C21.2°C | 21.2°C | 35 | 11.2 | 11.912 h |
| August | 27.5°C21.0°C | 21.0°C | 40 | 12.9 | 11.912 h |
| September | 28.5°C21.6°C | 21.6°C | 40 | 13.5 | 12.112 h |
| October | 29.3°C22.5°C | 22.5°C | 87 | 16.2 | 12.212 h |
| November | 29.9°C23.5°C | 23.5°C | 84 | 19.2 | 12.312 h |
| December | 31.4°C24.5°C | 24.5°C | 68 | 16.5 | 12.412 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Ukunda in MayKenya · 101 kmHigh 27.5°C · Low 24.0°C · 220 mm rain
- Matuga in MayKenya · 113 kmHigh 26.8°C · Low 23.3°C · 220 mm rain
- Zanzibar in MayTanzania · 122 kmHigh 27.7°C · Low 24.3°C · 146 mm rain
- Handeni in MayTanzania · 126 kmHigh 25.2°C · Low 19.2°C · 123 mm rain
- Mombasa in MayKenya · 129 kmHigh 27.8°C · Low 23.9°C · 223 mm rain
- Jomvu in MayKenya · 133 kmHigh 28.2°C · Low 23.7°C · 155 mm rain
- Mtwapa in MayKenya · 145 kmHigh 28.3°C · Low 23.9°C · 223 mm rain
- Bagamoyo in MayTanzania · 154 kmHigh 28.4°C · Low 22.9°C · 130 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Tanga) is explained once on the Tanga year overview and on the Sources, method and limits page.