Manyoni in Summer
In summer (December, January and February), Manyoni sees average daytime highs around 28°C and overnight lows near 18°C, with 404 mm of rain over about 46 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 28°C. The sky is clear or mostly clear about 25% of the time across summer, and the air most often feels humid.
Summer is Manyoni's weakest season of the year to visit on our travel score. For the whole year in context, see Manyoni's year-round climate.
- Avg daytime high
- 28°C
- 2nd-warmest season
- Avg overnight low
- 18°C
- Rainfall
- 404 mm
- 46 wet days
- Avg wind
- 9 km/h
- Travel score
- 5.4
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Manyoni in Summer
Across summer, daytime highs hold fairly steady around 28°C.
A typical summer day in Manyoni reaches about 28°C and drops to 18°C overnight. The warmest of the three months is December, the coolest February.
Manyoni weather by month
How the three summer months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 27° / 18° | 160 | 17.5 | 12.3 | 5.3 |
| Feb | 28° / 18° | 114 | 14.2 | 12.2 | 5.5 |
| Mar | 27° / 18° | 124 | 13.8 | 12 | 5.9 |
| Apr | 27° / 18° | 60 | 10.4 | 11.9 | 6.4 |
| May | 27° / 17° | 9 | 2.3 | 11.7 | 7.7 |
| Jun | 26° / 15° | 1 | 0.1 | 11.7 | 8.5 |
| Jul | 25° / 14° | 0 | 0 | 11.7 | 8.8 |
| Aug | 26° / 15° | 1 | 0.1 | 11.8 | 8.5 |
| Sep | 28° / 16° | 0 | 0.1 | 12 | 7.9 |
| Oct | 30° / 18° | 4 | 0.9 | 12.1 | 6.5 |
| Nov | 30° / 19° | 42 | 4.6 | 12.3 | 5.5 |
| Dec | 29° / 19° | 130 | 13.9 | 12.3 | 5.3 |
Cloud cover in Summer
The sky is clear or mostly clear about 25% of the time across summer.
Chance of precipitation in Summer
Manyoni gets around 404 mm of rain over 46 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 9 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 18 min in early December to 12 h 06 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.3 kWh/m².
Hazard calendar for Manyoni
In summer, Manyoni overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Manyoni's rainy season runs December–March, when most of the year's rain falls.
Is summer a good time to visit Manyoni?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Manyoni for sightseeing.
What to pack for Manyoni in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Manyoni sees daytime highs around 28°C and nights near 18°C. Pack light clothes, rain gear and sun protection. About 46 days see rain.
UV index in Manyoni in Summer
Clear-sky midday UV across summer averages around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Manyoni peaks around March 11 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 10 (extreme).
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 | 16 | 16 | 15 | 11 | 10 | 11 | 11 | 13 | 14 | 13 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 16 | Extreme |
| Mar | 16 | Extreme |
| Apr | 15 | Extreme |
| May | 11 | Extreme |
| Jun | 10 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 13 | Extreme |
| Oct | 14 | Extreme |
| Nov | 13 | Extreme |
| Dec | 13 | Extreme |
Air quality in Manyoni in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Manyoni is worst in October — around 15 µg/m³ PM2.5 (moderate), about 3.3× the cleanest month (May, 5 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) | 10 | 9 | 8 | 6 | 5 | 8 | 11 | 11 | 13 | 15 | 8 | 6 |
| Level | Good | Good | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 10 | Good |
| Feb | 9 | Good |
| Mar | 8 | Good |
| Apr | 6 | Good |
| May | 5 | Good |
| Jun | 8 | Good |
| Jul | 11 | Good |
| Aug | 11 | Good |
| Sep | 13 | Moderate |
| Oct | 15 | Moderate |
| Nov | 8 | Good |
| Dec | 6 | Good |
Where is Manyoni?
Manyoni sits at 5.8°S, 34.8°E, 1,265 m above sea level, in Tanzania. The nearest listed city is Itigi, 39 km away.
Topography around Manyoni
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Manyoni.
Within 3 km, the terrain around Manyoni has only modest variations in elevation — a maximum elevation change of 112 m around an average of 1,267 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 324 m; within 80 km, large variations in elevation — a maximum elevation change of 861 m.
The land around Manyoni is covered by cropland (36%) and grassland (28%) within 3 km, shrubs (31%), trees (24%) and cropland (23%) within 16 km, and shrubs (33%), cropland (24%) and trees (22%) 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 Manyoni (-5.75°, 34.8333°, elevation 1,265 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.