Nangwa in Summer
In summer (December, January and February), Nangwa sees average daytime highs around 26°C and overnight lows near 16°C, with 518 mm of rain over about 40 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 26°C. The sky is clear or mostly clear about 23% of the time across summer, and the air most often feels comfortable.
Summer is Nangwa's weakest season of the year to visit on our travel score. For the whole year in context, see Nangwa's year-round climate.
- Avg daytime high
- 26°C
- 2nd-warmest season
- Avg overnight low
- 16°C
- Rainfall
- 518 mm
- 40 wet days
- Avg wind
- 8 km/h
- Travel score
- 6.1
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Nangwa in Summer
Across summer, daytime highs hold fairly steady around 26°C.
A typical summer day in Nangwa reaches about 26°C and drops to 16°C overnight. The warmest of the three months is December, the coolest January.
Nangwa 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 | 25° / 16° | 204 | 14.7 | 12.2 | 6.0 |
| Feb | 26° / 16° | 154 | 11.9 | 12.1 | 6.1 |
| Mar | 25° / 16° | 162 | 14.5 | 12 | 6.1 |
| Apr | 24° / 16° | 101 | 15.8 | 11.9 | 5.9 |
| May | 23° / 14° | 39 | 8 | 11.8 | 7.0 |
| Jun | 22° / 12° | 3 | 1 | 11.7 | 7.9 |
| Jul | 22° / 11° | 2 | 0.6 | 11.8 | 8.1 |
| Aug | 23° / 12° | 2 | 0.5 | 11.9 | 8.3 |
| Sep | 25° / 13° | 1 | 0.4 | 12 | 8.6 |
| Oct | 26° / 14° | 10 | 2.3 | 12.1 | 7.9 |
| Nov | 26° / 15° | 60 | 6.8 | 12.2 | 7.1 |
| Dec | 26° / 16° | 160 | 12.9 | 12.3 | 6.2 |
Cloud cover in Summer
The sky is clear or mostly clear about 23% of the time across summer.
Chance of precipitation in Summer
Nangwa gets around 518 mm of rain over 40 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 8 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 12 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 Nangwa
In summer, Nangwa overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Nangwa's monsoon runs December–April, when most of the year's rain falls.
Is summer a good time to visit Nangwa?
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 Nangwa for sightseeing.
What to pack for Nangwa in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Nangwa sees daytime highs around 26°C and nights near 16°C. Pack rain gear and sun protection. Worth having: light clothes. About 40 days see rain.
UV index in Nangwa 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 Nangwa peaks around March 13 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 11 (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 | 12 | 10 | 11 | 12 | 14 | 15 | 14 | 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 | 12 | Extreme |
| Jun | 10 | Extreme |
| Jul | 11 | Extreme |
| Aug | 12 | Extreme |
| Sep | 14 | Extreme |
| Oct | 15 | Extreme |
| Nov | 14 | Extreme |
| Dec | 13 | Extreme |
Where is Nangwa?
Nangwa sits at 4.5°S, 35.5°E, 1,837 m above sea level, in Tanzania. The nearest listed city is Katesh, 10 km away.
Topography around Nangwa
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Nangwa.
Within 3 km, the terrain around Nangwa has large variations in elevation — a maximum elevation change of 857 m around an average of 1,871 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,906 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,402 m.
The land around Nangwa is covered by cropland (50%) and trees (34%) within 3 km, cropland (59%) and shrubs (23%) within 16 km, and cropland (39%) and shrubs (31%) 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 Nangwa (-4.4667°, 35.45°, elevation 1,837 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.