Otjiwarongo weather in May

In May, Otjiwarongo sees average daytime highs of 26°C and overnight lows near 12°C, with 2 mm of rain across 0.4 wet days and about 11 hours of daylight. It is the 10th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 25°C by the end. The sky is clear or mostly clear about 85% of the time in May, and the air most often feels dry.

Daylight stretches from about 11 h 18 min at the start of May to 10 h 54 min by month's end. Set against the rest of the year, May is Otjiwarongo's 4th-clearest and 6th-windiest month. For the whole year in context, see Otjiwarongo's year-round climate.

Daytime high
26°
10th warmest
Overnight low
12°
4th coldest
Rainfall
2 mm
0.4 wet days
Daylight
11 hours
7:19 AM – 6:21 PM
Cloud cover
14%
4th clearest
Wind
11 km/h
6th windiest
Solar energy
5.21 kWh/m²
Travel score
9.1
out of 10

Otjiwarongo is city in Namibia.

Founded
1906

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 27°C in the first days to 25°C by the end.

A typical May day in Otjiwarongo reaches about 26°C in the afternoon and slips back to 12°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 28°C. Set against its neighbours, May runs about 2°C cooler than April and about 2°C warmer than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12713
22713
32713
42713
52713
62713
72713
82713
92713
102712
112712
122612
132612
142612
152612
162612
172612
182611
192611
202611
212611
222511
232511
242511
252510
262510
272510
282510
292510
302510
31259

How May really feels in Otjiwarongo

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Otjiwarongo weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 18°12114.213.14.3
Feb30° / 18°11814.312.74.5
Mar29° / 17°8312.712.15.4
Apr28° / 15°285.611.57.5
May26° / 12°20.4119.1
Jun24° / 0010.89.7
Jul24° / 00.110.99.6
Aug27° / 10°00.111.38.8
Sep31° / 14°41.211.96.2
Oct32° / 17°184.412.54.6
Nov32° / 18°428.3134.3
Dec32° / 18°8211.813.24.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 85% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 10% of May, with mostly cloudy or overcast conditions the remaining 4%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1937
2937
3946
4946
5946
6946
7955
8955
9955
10955
11955
12955
13955
14955
15955
16955
17964
18964
19964
20964
21964
22964
23973
24973
25973
26973
27973
28973
29982
30982
31982

Chance of precipitation in May

Any precipitation

Otjiwarongo gets around 2 mm of rain over 0.4 wet days in May. 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 5% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
24
34
43
53
63
72
82
92
101
111
121
131
141
151
161
171
181
191
201
211
221
231
241
251
261
271
281
291
301
311

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19541
29541
39631
49730
59820
69820
79820
89910
99910
109910
1110000
1210000
1310000
1410000
1510000
1610000
1710000
1810000
1910000
2010000
2110000
2210000
2310000
2410000
2510000
2610000
2710000
2810000
2910000
3010000
3110000

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 18 min at the start of May to 10 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over May. Sunrise moves from 7:13 AM to 7:25 AM, and sunset from 6:28 PM to 6:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.37:136:28
211.27:136:28
311.27:146:27
411.27:146:27
511.27:146:26
611.27:156:25
711.27:156:25
811.17:156:24
911.17:166:24
1011.17:166:23
1111.17:176:23
1211.17:176:22
1311.17:176:22
1411.17:186:21
1511.07:186:21
1611.07:196:21
1711.07:196:20
1811.07:206:20
1911.07:206:19
2011.07:206:19
2111.07:216:19
2211.07:216:19
2310.97:226:18
2410.97:226:18
2510.97:226:18
2610.97:236:18
2710.97:236:17
2810.97:246:17
2910.97:246:17
3010.97:256:17
3110.97:256:17

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.21 kWh/m².

For context, solar energy here swings from a low near 4.85 kWh/m² to a high of 7.42 kWh/m² in November across the year — May's 5.21 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in May

Is May a good time to visit Otjiwarongo?

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

9.1
Sightseeing
3rd-best month of the year
8.6
Beach & pool
3rd-best month of the year

May is one of the better times to visit Otjiwarongo for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Otjiwarongo in May

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

In May, Otjiwarongo sees daytime highs around 26°C and nights near 12°C. Worth packing: light clothes and sun protection.

light clothessun protection

UV index in Otjiwarongo in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Otjiwarongo peaks around January 15 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highVery highExtremeJan 15UV 16Jun 19UV 7
UV index (midday)Level
Jan16Extreme
Feb14Extreme
Mar14Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7Very high
Aug9Very high
Sep10Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Otjiwarongo in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Otjiwarongo is worst in October — around 19 µg/m³ PM2.5 (moderate), about 4.7× the cleanest month (May, 4 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateOct 1019 µg/m³May 154 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb10Good
Mar7Good
Apr4Good
May4Good
Jun5Good
Jul5Good
Aug11Good
Sep19Moderate
Oct19Moderate
Nov16Moderate
Dec13Moderate
Location & terrain

Where is Otjiwarongo?

Otjiwarongo sits at 20.5°S, 16.6°E, 1,475 m above sea level, in Namibia. The nearest listed city is Okahandja, 171 km away.

OkahandjaTsumebGrootfonteinKatuturaWindhoekOndangwaOngwedivaOshakati

Topography around Otjiwarongo

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

Within 3 km, the terrain around Otjiwarongo has only modest variations in elevation — a maximum elevation change of 59 m around an average of 1,466 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 402 m; within 80 km, large variations in elevation — a maximum elevation change of 1,016 m.

The land around Otjiwarongo is covered by shrubs (61%) and artificial surfaces (22%) within 3 km, shrubs (84%) within 16 km, and shrubs (92%) within 80 km.

3 km
59 m
16 km
402 m
80 km
1,016 m
treesshrubsgrasslandartificial surfacesbare terrain
May weather nearby: Okahandja 171 km · Tsumeb 175 km · Grootfontein 181 km · Katutura 233 km · Windhoek 237 km · Ondangwa 293 km · Ongwediva 313 km · Oshakati 314 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 Otjiwarongo (-20.4637°, 16.6477°, elevation 1,475 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. 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).