Merelani in Spring
In spring (September, October and November), Merelani sees average daytime highs around 29°C and overnight lows near 18°C, with 94 mm of rain over about 21 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 26°C in early September to 29°C by late November. The sky is clear or mostly clear about 33% of the time across spring, and the air most often feels comfortable.
Spring is Merelani's 2nd-best season to visit on our travel score. For the whole year in context, see Merelani's year-round climate.
- Avg daytime high
- 29°C
- 2nd-warmest season
- Avg overnight low
- 18°C
- Rainfall
- 94 mm
- 21 wet days
- Avg wind
- 8 km/h
- Travel score
- 6.2
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Merelani in Spring
Over the season highs climb from about 26°C in early September to 29°C by late November.
A typical spring day in Merelani reaches about 29°C and drops to 18°C overnight. The warmest of the three months is November, the coolest September.
Merelani 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 | 31° / 19° | 54 | 9.2 | 12.2 | 4.8 |
| Feb | 31° / 20° | 49 | 8.1 | 12.1 | 4.5 |
| Mar | 30° / 20° | 118 | 16.4 | 12 | 4.1 |
| Apr | 28° / 19° | 153 | 23.7 | 11.9 | 4.3 |
| May | 26° / 18° | 87 | 16.2 | 11.8 | 5.7 |
| Jun | 24° / 15° | 20 | 6.3 | 11.8 | 7.2 |
| Jul | 24° / 14° | 15 | 4.6 | 11.8 | 7.5 |
| Aug | 25° / 15° | 15 | 4.4 | 11.9 | 7.5 |
| Sep | 27° / 16° | 9 | 2.8 | 12 | 7.4 |
| Oct | 29° / 18° | 24 | 6.2 | 12.1 | 6.1 |
| Nov | 29° / 19° | 61 | 11.7 | 12.2 | 5.1 |
| Dec | 30° / 19° | 74 | 12.4 | 12.2 | 4.8 |
Cloud cover in Spring
The sky is clear or mostly clear about 33% of the time across spring.
Chance of precipitation in Spring
Merelani gets around 94 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 comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 8 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 5.9 kWh/m².
Hazard calendar for Merelani
None of Merelani's seasonal hazards peak in spring. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Merelani's rainy season runs March–May, when most of the year's rain falls.
Is spring a good time to visit Merelani?
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 Merelani for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Merelani in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Merelani sees daytime highs around 29°C and nights near 18°C. Pack light clothes and sun protection. Worth having: rain gear. About 21 days see rain.
UV index in Merelani in Spring
Clear-sky midday UV across spring 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 Merelani peaks around March 14 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 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) | 15 | 15 | 16 | 15 | 12 | 10 | 11 | 11 | 14 | 14 | 13 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 15 | Extreme |
| Mar | 16 | Extreme |
| Apr | 15 | Extreme |
| May | 12 | Extreme |
| Jun | 10 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 14 | Extreme |
| Oct | 14 | Extreme |
| Nov | 13 | Extreme |
| Dec | 13 | Extreme |
Where is Merelani?
Merelani sits at 3.6°S, 37.0°E, 916 m above sea level, in Tanzania. The nearest listed city is Mbuguni, 3.0 km away.
Topography around Merelani
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Merelani.
Within 3 km, the terrain around Merelani has only modest variations in elevation — a maximum elevation change of 159 m around an average of 934 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 389 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,230 m.
The land around Merelani is covered by grassland (46%) within 3 km, shrubs (37%), grassland (32%) and cropland (24%) within 16 km, and shrubs (37%) and grassland (30%) 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 Merelani (-3.5618°, 36.9789°, elevation 916 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.