Okahandja weather in May

In May, Okahandja sees average daytime highs of 26°C and overnight lows near 11°C, with 3 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 87% of the time in May, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of May to 10 h 48 min by month's end. Set against the rest of the year, May is Okahandja's 4th-clearest and 6th-windiest month. For the whole year in context, see Okahandja's year-round climate.

Daytime high
26°
10th warmest
Overnight low
11°
4th coldest
Rainfall
3 mm
0.4 wet days
Daylight
11 hours
7:20 AM – 6:17 PM
Cloud cover
13%
4th clearest
Wind
11 km/h
6th windiest
Solar energy
5.08 kWh/m²
Travel score
9.1
out of 10

Okahandja is city in Namibia.

Founded
1894

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 Okahandja reaches about 26°C in the afternoon and slips back to 11°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 28°C. Set against its neighbours, May runs about 2°C cooler than April and about 3°C warmer than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12813
22813
32713
42712
52712
62712
72712
82712
92712
102712
112711
122711
132611
142611
152611
162611
172611
182610
192610
202610
212510
222510
232510
24259
25259
26259
27259
28259
29259
30259
31248

How May really feels in Okahandja

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.

Okahandja 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
Jan32° / 19°9012.613.23.9
Feb31° / 19°7812.112.84.2
Mar30° / 18°6010.112.25.2
Apr28° / 15°23411.57.3
May26° / 11°30.4119.1
Jun23° / 00.110.79.7
Jul23° / 00.110.89.6
Aug26° / 00.111.29.1
Sep30° / 13°30.711.96.7
Oct32° / 16°102.412.55.0
Nov32° / 18°25513.14.5
Dec33° / 19°488.213.33.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 87% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 9% of May, with mostly cloudy or overcast conditions the remaining 5%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1955
2955
3955
4955
5955
6955
7955
8955
9964
10964
11964
12955
13955
14955
15946
16955
17955
18955
19955
20955
21955
22955
23964
24964
25964
26964
27964
28964
29964
30964
31964

Chance of precipitation in May

Any precipitation

Okahandja gets around 3 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 1% and peaks near 4% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
14
23
33
42
52
62
72
82
91
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 (%)
1964
2973
3973
4973
5973
6982
7982
8991
9991
10991
11991
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

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 12 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
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 12 min at the start of May to 10 h 48 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 7:14 AM to 7:27 AM, and sunset from 6:26 PM to 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.27:146:26
211.27:146:25
311.27:146:24
411.17:156:24
511.17:156:23
611.17:166:22
711.17:166:22
811.17:176:21
911.17:176:21
1011.07:176:20
1111.07:186:20
1211.07:186:19
1311.07:196:19
1411.07:196:18
1511.07:206:18
1611.07:206:17
1710.97:216:17
1810.97:216:16
1910.97:216:16
2010.97:226:16
2110.97:226:15
2210.97:236:15
2310.97:236:15
2410.87:246:14
2510.87:246:14
2610.87:256:14
2710.87:256:14
2810.87:256:13
2910.87:266:13
3010.87:266:13
3110.87:276:13

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.08 kWh/m².

For context, solar energy here swings from a low near 4.68 kWh/m² to a high of 7.8 kWh/m² in November across the year — May's 5.08 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in May

Is May a good time to visit Okahandja?

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 Okahandja for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Okahandja in May

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

In May, Okahandja sees daytime highs around 26°C and nights near 11°C. Worth packing: light clothes and sun protection.

light clothessun protection

UV index in Okahandja in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Okahandja peaks around January 15 at about 16 (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 16Jun 18UV 6
UV index (midday)Level
Jan16Extreme
Feb14Extreme
Mar14Extreme
Apr10Very high
May8Very high
Jun6High
Jul7High
Aug9Very high
Sep11Extreme
Oct12Extreme
Nov14Extreme
Dec15Extreme

Air quality in Okahandja 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 Okahandja is worst in September — around 16 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (February, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1416 µg/m³Feb 118 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr9Good
May9Good
Jun10Good
Jul11Good
Aug15Moderate
Sep16Moderate
Oct13Moderate
Nov14Moderate
Dec10Good
Location & terrain

Where is Okahandja?

Okahandja sits at 22.0°S, 16.9°E, 1,370 m above sea level, in Namibia. The nearest listed city is Katutura, 62 km away.

RehobothOtjiwarongoGobabisSwakopmundWalvis BayGrootfontein

Topography around Okahandja

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

Within 3 km, the terrain around Okahandja has only modest variations in elevation — a maximum elevation change of 100 m around an average of 1,342 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 499 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,553 m.

The land around Okahandja is covered by shrubs (62%) and artificial surfaces (22%) within 3 km, shrubs (93%) within 16 km, and shrubs (89%) within 80 km.

3 km
100 m
16 km
499 m
80 km
1,553 m
treesshrubsgrasslandartificial surfacesbare terrain
May weather nearby: Katutura 62 km · Windhoek 67 km · Rehoboth 150 km · Otjiwarongo 171 km · Gobabis 219 km · Swakopmund 256 km · Walvis Bay 269 km · Grootfontein 295 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 Okahandja (-21.9814°, 16.9029°, elevation 1,370 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).