Mariental in Fall
In fall (March, April and May), Mariental sees average daytime highs around 29°C and overnight lows near 16°C, with 50 mm of rain over about 10 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 33°C in early March to 24°C by late May. The sky is clear or mostly clear about 80% of the time across fall, and the air most often feels dry.
Fall is Mariental's 2nd-best season to visit on our travel score. For the whole year in context, see Mariental's year-round climate.
- Avg daytime high
- 29°C
- 3rd-warmest season
- Avg overnight low
- 16°C
- Rainfall
- 50 mm
- 10 wet days
- Avg wind
- 13 km/h
- Travel score
- 6.8
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Mariental in Fall
Over the season highs ease from about 33°C in early March to 24°C by late May.
A typical fall day in Mariental reaches about 29°C and drops to 16°C overnight. The warmest of the three months is March, the coolest May.
How fall really feels in Mariental
Once humidity and wind are folded in, fall brings about 20 days that feel above 32°C and 0 that feel at or below 0°C.
The story in fall is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Mariental weather by month
How the three fall months (March, April and May) 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 | 34° / 22° | 44 | 7.4 | 13.4 | 3.3 |
| Feb | 33° / 22° | 53 | 8 | 12.9 | 3.7 |
| Mar | 32° / 20° | 30 | 5.6 | 12.2 | 4.7 |
| Apr | 29° / 16° | 17 | 3.4 | 11.4 | 6.8 |
| May | 26° / 11° | 3 | 0.6 | 10.8 | 9.0 |
| Jun | 23° / 7° | 1 | 0.3 | 10.5 | 9.5 |
| Jul | 23° / 6° | 1 | 0.3 | 10.6 | 9.4 |
| Aug | 25° / 8° | 0 | 0.1 | 11.1 | 9.5 |
| Sep | 29° / 13° | 2 | 0.3 | 11.8 | 7.4 |
| Oct | 32° / 17° | 6 | 1.1 | 12.6 | 5.3 |
| Nov | 33° / 19° | 9 | 2.1 | 13.2 | 4.3 |
| Dec | 35° / 21° | 25 | 3.7 | 13.5 | 3.3 |
Cloud cover in Fall
The sky is clear or mostly clear about 80% of the time across fall.
Chance of precipitation in Fall
Mariental gets around 50 mm of rain over 10 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 13 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 30 min in early March to 10 h 36 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 5.7 kWh/m².
Is fall a good time to visit Mariental?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit Mariental for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Mariental in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Mariental sees daytime highs around 29°C and nights near 16°C. Pack light clothes and sun protection. About 10 days see rain.
UV index in Mariental in Fall
Clear-sky midday UV across fall averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mariental peaks around January 15 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 5 (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) | 16 | 14 | 13 | 9 | 7 | 5 | 6 | 8 | 10 | 13 | 14 | 14 |
| Level | Extreme | Extreme | Extreme | Very high | High | High | High | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 16 | Extreme |
| Feb | 14 | Extreme |
| Mar | 13 | Extreme |
| Apr | 9 | Very high |
| May | 7 | High |
| Jun | 5 | High |
| Jul | 6 | High |
| Aug | 8 | Very high |
| Sep | 10 | Extreme |
| Oct | 13 | Extreme |
| Nov | 14 | Extreme |
| Dec | 14 | Extreme |
Air quality in Mariental in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Mariental is worst in December — around 15 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (April, 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) | 12 | 11 | 10 | 9 | 9 | 12 | 12 | 12 | 13 | 14 | 15 | 15 |
| Level | Moderate | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Moderate |
| Feb | 11 | Good |
| Mar | 10 | Good |
| Apr | 9 | Good |
| May | 9 | Good |
| Jun | 12 | Good |
| Jul | 12 | Moderate |
| Aug | 12 | Moderate |
| Sep | 13 | Moderate |
| Oct | 14 | Moderate |
| Nov | 15 | Moderate |
| Dec | 15 | Moderate |
Where is Mariental?
Mariental sits at 24.6°S, 18.0°E, 0 m above sea level, in Namibia. The nearest listed city is Rehoboth, 171 km away.
Topography around Mariental
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mariental.
Within 3 km, the terrain around Mariental has only modest variations in elevation — a maximum elevation change of 44 m around an average of 1,105 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 150 m; within 80 km, significant variations in elevation — a maximum elevation change of 454 m.
The land around Mariental is covered by bare terrain (35%) and grassland (20%) within 3 km, grassland (52%) and bare terrain (24%) within 16 km, and grassland (71%) within 80 km.
Namibia travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type D / M
- 220 V · 50 Hz
- Prices
- ≈ 41% of US
- price level, 2025
- GDP per capita
- $4,876
- 2025
- Happiness
- 4.8 / 10
- World Happiness, 2025
- Homicide rate
- 11.2
- per 100k, 2021
- Road deaths
- 34.8
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- 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 Mariental (-24.6271°, 17.9647°, elevation 0 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.