Walvis Bay weather in March

In March, Walvis Bay sees average daytime highs of 21°C and overnight lows near 17°C, with 3 mm of rain across 0.5 wet days and about 12.2 hours of daylight. It is the 1st-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 62% of the time in March, and the air most often feels comfortable.

Daylight stretches from about 12 h 30 min at the start of March to 11 h 48 min by month's end. Set against the rest of the year, March is Walvis Bay's 9th-clearest and 10th-windiest month. For the whole year in context, see Walvis Bay's year-round climate.

Daytime high
21°
1st warmest
Overnight low
17°
11th coldest
Rainfall
3 mm
0.5 wet days
Daylight
12 h 12 min
7:07 AM – 7:17 PM
Cloud cover
33%
9th clearest
Wind
14 km/h
10th windiest
Solar energy
6.65 kWh/m²
Travel score
8.4
out of 10

Walvis Bay is city and harbour in Erongo Region, Namibia.

Founded
1840

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 21°C through the month.

A typical March day in Walvis Bay reaches about 21°C in the afternoon and slips back to 17°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 23°C. Set against its neighbours, March runs on par with February and on par with April.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12117
22117
32117
42117
52117
62117
72117
82117
92117
102117
112117
122117
132117
142117
152117
162117
172117
182117
192117
202117
212117
222117
232117
242117
252117
262117
272117
282117
292117
302117
312117

Walvis Bay weather by month

How March compares with the rest of the year at a glance. March is the 1st-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 17°30.613.38.0
Feb21° / 17°40.812.88.1
Mar21° / 17°30.512.28.4
Apr21° / 16°30.511.58.6
May20° / 15°10.210.98.7
Jun20° / 14°00.110.68.7
Jul20° / 13°10.110.78.6
Aug18° / 12°00.111.27.8
Sep17° / 12°10.211.97.4
Oct18° / 13°0012.57.6
Nov19° / 14°00.113.17.9
Dec19° / 15°10.113.48.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 62% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 21% of March, with mostly cloudy or overcast conditions the remaining 17%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18020
28218
38218
48218
58218
68317
78317
88317
98218
108218
118218
128218
138218
148218
158218
168218
178218
188218
198416
208317
218317
228416
238416
248416
258515
268515
278614
288614
298713
308812
318911

Chance of precipitation in March

Any precipitation

Walvis Bay gets around 3 mm of rain over 0.5 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 2% and peaks near 3% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
12
22
32
42
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
212
222
232
242
252
262
273
283
293
303
313

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

Most of March feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, March lands in the comfortable band about 63% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1246502
2246502
3347492
4347482
5349471
6350461
7451441
8452431
9455410
10457390
11459370
12461350
13463330
14564310
15566290
16568270
17570250
18671230
19672220
20772210
21773200
22873190
23873181
24973171
25973171
261073161
271073161
281173151
291272151
301372141
311372141

Wind in March

Winds average 14 km/h in March.

Across March, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3115light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 12 h 30 min at the start of March to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 42 minutes over March. Sunrise moves from 7:00 AM to 7:12 AM, and sunset from 7:30 PM to 7:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.57:007:30
212.57:017:29
312.57:017:29
412.47:027:28
512.47:027:27
612.47:037:26
712.47:037:25
812.37:037:24
912.37:047:23
1012.37:047:22
1112.37:057:21
1212.37:057:20
1312.27:057:19
1412.27:067:19
1512.27:067:18
1612.27:077:17
1712.17:077:16
1812.17:077:15
1912.17:087:14
2012.17:087:13
2112.17:097:12
2212.07:097:11
2312.07:097:10
2412.07:107:09
2512.07:107:08
2611.97:107:07
2711.97:117:06
2811.97:117:05
2911.97:127:04
3011.87:127:03
3111.87:127:02

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 6.65 kWh/m².

For context, solar energy here swings from a low near 4.3 kWh/m² to a high of 7.99 kWh/m² in December across the year — March's 6.65 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
17.0Intense
27.0Intense
37.0Intense
47.0Intense
56.9Intense
66.9Intense
76.9Intense
86.9Intense
96.8Intense
106.8Intense
116.8Intense
126.8Intense
136.8Intense
146.7Intense
156.7Intense
166.7Intense
176.6Intense
186.6Intense
196.6Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.4Intense
256.4Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.2Intense
316.2Intense
Planning a trip in March

Is March a good time to visit Walvis Bay?

Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

8.4
Sightseeing
5th-best month of the year
5.1
Beach & pool
1st-best month of the year

March is one of the better times to visit Walvis Bay for general sightseeing.

What to pack for Walvis Bay in March

From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In March, Walvis Bay sees daytime highs around 21°C and nights near 17°C. Pack sun protection.

sun protection

Sea temperature near Walvis Bay in March

The nearest coast averages about 18°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 16 km away) is warmest in February at about 18°C and coldest in August near 13°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

12°14°16°18°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan18Cool
Feb18Cool
Mar18Cool
Apr16Cool
May15Bracing
Jun14Bracing
Jul14Bracing
Aug13Bracing
Sep13Bracing
Oct14Bracing
Nov15Cool
Dec17Cool

UV index in Walvis Bay in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks 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 Walvis Bay peaks around January 15 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 6 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 15UV 14Jun 18UV 6
UV index (midday)Level
Jan15Extreme
Feb13Extreme
Mar13Extreme
Apr9Very high
May7High
Jun5High
Jul6High
Aug7Very high
Sep9Very high
Oct11Extreme
Nov13Extreme
Dec13Extreme

Air quality in Walvis Bay in March

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.

Air quality in Walvis Bay is worst in July — around 36 µg/m³ PM2.5 (poor), about 7.8× the cleanest month (January, 5 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodJul 1235 µg/m³Jan 145 µg/m³
PM2.5 (µg/m³)Level
Jan5Good
Feb6Good
Mar5Good
Apr9Good
May24Moderate
Jun33Moderate
Jul36Poor
Aug25Moderate
Sep11Good
Oct7Good
Nov6Good
Dec5Good
Location & terrain

Where is Walvis Bay?

Walvis Bay sits at 23.0°S, 14.5°E, 6 m above sea level, in Namibia. The nearest listed city is Swakopmund, 31 km away.

KatuturaRehobothWindhoekOkahandjaOtjiwarongoMarientalLüderitz

Topography around Walvis Bay

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Walvis Bay.

Within 3 km, the terrain around Walvis Bay has only modest variations in elevation — a maximum elevation change of 14 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 130 m; within 80 km, large variations in elevation — a maximum elevation change of 873 m.

The land around Walvis Bay is covered by bare terrain (37%), artificial surfaces (31%) and water (28%) within 3 km, bare terrain (53%) and water (43%) within 16 km, and bare terrain (65%) and water (33%) within 80 km.

3 km
14 m
16 km
130 m
80 km
873 m
shrubsgrasslandartificial surfacesbare terrainwaterwetland
March weather nearby: Swakopmund 31 km · Katutura 266 km · Rehoboth 267 km · Windhoek 268 km · Okahandja 269 km · Otjiwarongo 355 km · Mariental 398 km · Lüderitz 416 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
Christian 98%unaffiliated 2%other 1%

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 Walvis Bay (-22.9575°, 14.5053°, elevation 6 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).