Kasamwa in Spring
In spring (September, October and November), Kasamwa sees average daytime highs around 28°C and overnight lows near 18°C, with 393 mm of rain over about 55 wet days across the season. It is the 3rd-warmest season and the wettest season of the year.
Over the season highs ease from about 29°C in early September to 26°C by late November. The sky is clear or mostly clear about 16% of the time across spring, and the air most often feels humid.
Spring is Kasamwa's 3rd-best season to visit on our travel score. For the whole year in context, see Kasamwa's year-round climate.
- Avg daytime high
- 28°C
- 3rd-warmest season
- Avg overnight low
- 18°C
- Rainfall
- 393 mm
- 55 wet days
- Avg wind
- 7 km/h
- Travel score
- 4.8
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in Kasamwa in Spring
Over the season highs ease from about 29°C in early September to 26°C by late November.
A typical spring day in Kasamwa reaches about 28°C and drops to 18°C overnight. The warmest of the three months is September, the coolest November.
Kasamwa 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 | 27° / 18° | 125 | 20.9 | 12.1 | 4.8 |
| Feb | 28° / 18° | 92 | 15.4 | 12.1 | 5.0 |
| Mar | 28° / 18° | 129 | 18.8 | 12 | 4.8 |
| Apr | 27° / 18° | 133 | 17.9 | 11.9 | 5.0 |
| May | 28° / 19° | 47 | 8.4 | 11.9 | 6.4 |
| Jun | 28° / 18° | 19 | 3.3 | 11.8 | 6.6 |
| Jul | 29° / 18° | 8 | 1.4 | 11.9 | 6.8 |
| Aug | 29° / 18° | 36 | 5.6 | 11.9 | 6.1 |
| Sep | 29° / 18° | 68 | 11 | 12 | 5.5 |
| Oct | 28° / 18° | 137 | 19.5 | 12.1 | 4.8 |
| Nov | 26° / 18° | 188 | 24.1 | 12.1 | 4.2 |
| Dec | 26° / 18° | 171 | 23.7 | 12.2 | 4.5 |
Cloud cover in Spring
The sky is clear or mostly clear about 16% of the time across spring.
Chance of precipitation in Spring
Kasamwa gets around 393 mm of rain over 55 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 7 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 54 min in early September to 12 h 12 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 5.8 kWh/m².
Hazard calendar for Kasamwa
In spring, Kasamwa overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Kasamwa's rainy season runs October–April, when most of the year's rain falls.
Is spring a good time to visit Kasamwa?
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 Kasamwa for sightseeing.
What to pack for Kasamwa in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Kasamwa sees daytime highs around 28°C and nights near 18°C. Pack light clothes, rain gear and sun protection. About 55 days see rain.
UV index in Kasamwa 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 Kasamwa peaks around March 15 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 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 | 15 | 16 | 15 | 12 | 10 | 11 | 11 | 13 | 14 | 13 | 11 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 15 | Extreme |
| Mar | 16 | Extreme |
| Apr | 15 | Extreme |
| May | 12 | Extreme |
| Jun | 10 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 13 | Extreme |
| Oct | 14 | Extreme |
| Nov | 13 | Extreme |
| Dec | 11 | Extreme |
Air quality in Kasamwa 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 Kasamwa is worst in January — around 23 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (October, 14 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) | 23 | 21 | 17 | 15 | 15 | 15 | 15 | 17 | 17 | 14 | 16 | 18 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 23 | Moderate |
| Feb | 21 | Moderate |
| Mar | 17 | Moderate |
| Apr | 15 | Moderate |
| May | 15 | Moderate |
| Jun | 15 | Moderate |
| Jul | 15 | Moderate |
| Aug | 17 | Moderate |
| Sep | 17 | Moderate |
| Oct | 14 | Moderate |
| Nov | 16 | Moderate |
| Dec | 18 | Moderate |
Where is Kasamwa?
Kasamwa sits at 2.9°S, 32.4°E, 1,199 m above sea level, in Tanzania. The nearest listed city is Geita, 22 km away.
Topography around Kasamwa
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Kasamwa.
Within 3 km, the terrain around Kasamwa has only modest variations in elevation — a maximum elevation change of 148 m around an average of 1,211 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 370 m; within 80 km, large variations in elevation — a maximum elevation change of 670 m.
The land around Kasamwa is covered by cropland (60%) within 3 km, cropland (55%) and shrubs (22%) within 16 km, and cropland (54%) and water (20%) 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 Kasamwa (-2.85°, 32.4333°, elevation 1,199 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.