Nanyamba in Spring
In spring (September, October and November), Nanyamba sees average daytime highs around 31°C and overnight lows near 20°C, with 84 mm of rain over about 21 wet days across the season. It is the warmest season of the year and the 3rd-wettest season.
Across spring, daytime highs hold fairly steady around 31°C. The sky is clear or mostly clear about 49% of the time across spring, and the air most often feels muggy.
Spring is Nanyamba's 2nd-best season to visit on our travel score. For the whole year in context, see Nanyamba's year-round climate.
- Avg daytime high
- 31°C
- warmest season of the year
- Avg overnight low
- 20°C
- Rainfall
- 84 mm
- 21 wet days
- Avg wind
- 9 km/h
- Travel score
- 5.3
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Nanyamba in Spring
Across spring, daytime highs hold fairly steady around 31°C.
A typical spring day in Nanyamba reaches about 31°C and drops to 20°C overnight. The warmest of the three months is November, the coolest September.
How spring really feels in Nanyamba
Once humidity and wind are folded in, spring brings about 47 days that feel above 32°C and 0 that feel at or below 0°C.
The story in spring is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Nanyamba weather by month
How the three spring months (September, October and November) 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 | 30° / 23° | 200 | 22.6 | 12.6 | 3.3 |
| Feb | 30° / 23° | 187 | 20.5 | 12.4 | 3.4 |
| Mar | 30° / 23° | 192 | 26 | 12.1 | 3.2 |
| Apr | 29° / 22° | 86 | 17.8 | 11.8 | 4.4 |
| May | 29° / 20° | 24 | 5 | 11.5 | 6.3 |
| Jun | 29° / 19° | 4 | 1.1 | 11.4 | 7.2 |
| Jul | 28° / 18° | 4 | 1.1 | 11.4 | 7.5 |
| Aug | 29° / 18° | 5 | 1.3 | 11.6 | 7.0 |
| Sep | 30° / 19° | 9 | 3 | 11.9 | 6.2 |
| Oct | 31° / 20° | 23 | 6.7 | 12.2 | 5.3 |
| Nov | 31° / 22° | 52 | 11.5 | 12.5 | 4.3 |
| Dec | 31° / 23° | 137 | 20.3 | 12.6 | 3.5 |
Cloud cover in Spring
The sky is clear or mostly clear about 49% of the time across spring.
Chance of precipitation in Spring
Nanyamba gets around 84 mm of rain over 21 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 9 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 48 min in early September to 12 h 36 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 6.1 kWh/m².
Hazard calendar for Nanyamba
In spring, Nanyamba overlaps its cyclone season. The full year is below, with each hazard's peak months called out.
Nanyamba sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Nanyamba's monsoon runs December–March, when most of the year's rain falls.
Is spring a good time to visit Nanyamba?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a reasonable time to visit Nanyamba for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Nanyamba in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Nanyamba sees daytime highs around 31°C and nights near 20°C. Pack light clothes and sun protection. Worth having: rain gear. About 21 days see rain.
Sea temperature near Nanyamba in Spring
The nearest coast averages about 27°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 70 km away) 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) | 29 | 29 | 29 | 29 | 28 | 27 | 26 | 26 | 26 | 27 | 28 | 29 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Warm | Warm | Warm | Warm | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 29 | Tropical |
| Feb | 29 | 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 | 29 | Tropical |
UV index in Nanyamba in Spring
Clear-sky midday UV across spring averages 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 Nanyamba peaks around March 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 9 (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) | 13 | 14 | 15 | 13 | 10 | 9 | 9 | 11 | 13 | 13 | 13 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 14 | Extreme |
| Mar | 15 | Extreme |
| Apr | 13 | Extreme |
| May | 10 | Very high |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 11 | Extreme |
| Sep | 13 | Extreme |
| Oct | 13 | Extreme |
| Nov | 13 | Extreme |
| Dec | 13 | Extreme |
Air quality in Nanyamba in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.
Air quality in Nanyamba is worst in November — around 16 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (May, 9 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) | 14 | 13 | 11 | 10 | 9 | 9 | 11 | 11 | 9 | 10 | 16 | 11 |
| Level | Moderate | Moderate | Good | Good | Good | Good | Good | Good | Good | Good | Moderate | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 13 | Moderate |
| Mar | 11 | Good |
| Apr | 10 | Good |
| May | 9 | Good |
| Jun | 9 | Good |
| Jul | 11 | Good |
| Aug | 11 | Good |
| Sep | 9 | Good |
| Oct | 10 | Good |
| Nov | 16 | Moderate |
| Dec | 11 | Good |
Where is Nanyamba?
Nanyamba sits at 10.7°S, 39.8°E, 243 m above sea level, in Tanzania. The nearest listed city is Kitama, 12 km away.
Topography around Nanyamba
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Nanyamba.
Within 3 km, the terrain around Nanyamba has only modest variations in elevation — a maximum elevation change of 91 m around an average of 237 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 251 m; within 80 km, large variations in elevation — a maximum elevation change of 890 m.
The land around Nanyamba is covered by trees (38%), grassland (30%) and shrubs (26%) within 3 km, trees (46%), shrubs (26%) and grassland (23%) within 16 km, and trees (58%) 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 Nanyamba (-10.6833°, 39.8333°, elevation 243 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.