Otjiwarongo weather in January

In January, Otjiwarongo sees average daytime highs of 31°C and overnight lows near 18°C, with 121 mm of rain across 14.2 wet days and about 13.1 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 28% of the time in January, and the air most often feels dry.

Daylight stretches from about 13 h 12 min at the start of January to 12 h 54 min by month's end. Set against the rest of the year, January is Otjiwarongo's 12th-clearest and 9th-windiest month. For the whole year in context, see Otjiwarongo's year-round climate.

Daytime high
31°
5th warmest
Overnight low
18°
12th coldest
Rainfall
121 mm
14.2 wet days
Daylight
13 h 06 min
6:29 AM – 7:36 PM
Cloud cover
60%
12th clearest
Wind
10 km/h
9th windiest
Solar energy
6.97 kWh/m²
Travel score
4.3
out of 10

Otjiwarongo is city in Namibia.

Founded
1906

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical January day in Otjiwarongo reaches about 31°C in the afternoon and slips back to 18°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 35°C. Set against its neighbours, January runs about 1°C cooler than December and about 1°C warmer than February.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13118
23118
33118
43118
53118
63118
73118
83118
93118
103118
113118
123118
133118
143118
153118
163018
173018
183018
193018
203018
213018
223018
233018
243018
253018
263018
273018
283018
293018
303018
313018

How January really feels in Otjiwarongo

Once humidity and wind are folded in, January 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

January 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 January compares with the rest of the year at a glance. January is the 5th-warmest and 1st-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 January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 22% of January, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25149
35149
45050
55149
65149
75149
85149
95149
105149
115050
125050
134951
145050
155050
164852
174852
184951
194951
204852
214753
224852
234951
244951
254951
265050
275050
285149
295149
305248
315248

Chance of precipitation in January

Any precipitation

Otjiwarongo gets around 121 mm of rain over 14.2 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 46% and peaks near 50% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
142
241
341
441
541
641
742
842
943
1043
1144
1245
1345
1446
1547
1648
1749
1850
1950
2050
2150
2250
2350
2449
2549
2648
2748
2848
2948
3047
3148

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the dry band about 49% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15814262
25814262
35714272
45615272
55615272
65515282
75515282
85516281
95416291
105416291
115316301
125217301
135117311
145018311
154918321
164719331
174619331
184520341
194420341
204321351
214321351
224221351
234222351
244222351
254222351
264322351
274322340
284322340
294422340
304422340
314421340

Wind in January

Winds average 10 km/h in January.

Across January, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 12 min at the start of January to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over January. Sunrise moves from 6:20 AM to 6:39 AM, and sunset from 7:33 PM to 7:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.26:207:33
213.26:217:34
313.26:217:34
413.26:227:34
513.26:227:34
613.26:237:35
713.26:247:35
813.26:247:35
913.26:257:35
1013.26:257:35
1113.26:267:36
1213.26:277:36
1313.16:277:36
1413.16:287:36
1513.16:297:36
1613.16:297:36
1713.16:307:36
1813.16:317:36
1913.16:317:36
2013.16:327:36
2113.16:327:36
2213.16:337:36
2313.06:347:36
2413.06:347:36
2513.06:357:36
2613.06:367:36
2713.06:367:36
2813.06:377:35
2913.06:377:35
3012.96:387:35
3112.96:397:35

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.97 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 — January's 6.97 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
17.2Intense
27.2Intense
37.1Intense
47.1Intense
57.1Intense
67.1Intense
77.1Intense
87.1Intense
97.1Intense
107.1Intense
117.0Intense
127.0Intense
137.0Intense
147.0Intense
157.0Intense
167.0Intense
176.9Intense
186.9Intense
196.9Intense
206.9Intense
216.9Intense
226.9Intense
236.9Intense
246.9Intense
256.9Intense
266.9Intense
276.9Intense
286.9Intense
296.9Intense
306.9Intense
316.9Intense
Planning a trip in January

Is January a good time to visit Otjiwarongo?

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

4.3
Sightseeing
10th-best month of the year
6.1
Beach & pool
12th-best month of the year

January is a reasonable time to visit Otjiwarongo for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Otjiwarongo in January

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

In January, Otjiwarongo sees daytime highs around 31°C and nights near 18°C. Pack light clothes, rain gear and sun protection. About 14 days see rain.

light clothesrain gearsun protection

UV index in Otjiwarongo in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 16 (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 January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January 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
January 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).