Nansio weather in January

In January, Nansio sees average daytime highs of 25°C and overnight lows near 22°C, with 200 mm of rain across 23.9 wet days and about 12.1 hours of daylight. It is the 4th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 24% of the time in January, and the air most often feels muggy.

Daylight stretches from about 12 h 06 min at the start of January to 12 h 06 min by month's end. Set against the rest of the year, January is Nansio's 7th-clearest and 11th-windiest month. For the whole year in context, see Nansio's year-round climate.

Daytime high
25°
4th warmest
Overnight low
22°
8th coldest
Rainfall
200 mm
23.9 wet days
Daylight
12 h 06 min
6:54 AM – 7:00 PM
Cloud cover
63%
7th clearest
Wind
10 km/h
11th windiest
Solar energy
6.13 kWh/m²
Travel score
4.7
out of 10

Nansio is town in Mwanza Region, Tanzania.

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 25°C through the month.

A typical January day in Nansio reaches about 25°C in the afternoon and slips back to 22°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 27°C. Set against its neighbours, January runs on par with December and on par with February.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12522
22522
32522
42522
52522
62522
72522
82522
92522
102522
112522
122522
132522
142522
152522
162522
172522
182522
192522
202622
212622
222622
232622
242622
252622
262622
272622
282622
292622
302622
312622

Nansio weather by month

How January compares with the rest of the year at a glance. January is the 4th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 22°20023.912.14.7
Feb26° / 22°14918.212.15.1
Mar26° / 22°23021.7124.9
Apr25° / 22°25721.8124.7
May26° / 22°12816.311.95.9
Jun25° / 22°458.211.97.2
Jul25° / 21°173.911.98.2
Aug25° / 21°7010.411.97.1
Sep25° / 22°12817.6125.7
Oct25° / 22°25325.8124.3
Nov25° / 21°3032712.14.0
Dec25° / 22°27026.912.14.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 19% of January, with mostly cloudy or overcast conditions the remaining 57%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24357
34258
44258
54258
64159
74258
84258
94258
104159
114159
124159
134159
144159
154258
164258
174258
184258
194357
204357
214357
224357
234456
244456
254555
264555
274654
284753
294753
304852
314852

Chance of precipitation in January

Any precipitation

Nansio gets around 200 mm of rain over 23.9 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 77% and peaks near 86% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
186
285
385
484
584
683
783
882
981
1081
1180
1279
1379
1478
1578
1677
1776
1876
1975
2075
2174
2273
2373
2472
2572
2671
2770
2869
2969
3068
3167

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 58% of days. Sticky, muggy-or-worse air turns up on roughly 58% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)
104159
204060
304060
404060
504060
604060
704060
804060
904060
1004159
1104159
1204258
1304258
1404357
1504357
1604456
1704456
1804456
1904555
2004555
2104555
2204456
2304456
2404357
2504258
2604258
2714158
2814059
2913960
3013960
3113861

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 11 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
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 06 min at the start of January to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over January. Sunrise moves from 6:47 AM to 6:58 AM, and sunset from 6:55 PM to 7:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:476:55
212.16:486:55
312.16:486:55
412.16:496:56
512.16:496:56
612.16:506:57
712.16:506:57
812.16:506:58
912.16:516:58
1012.16:516:58
1112.16:526:59
1212.16:526:59
1312.16:536:59
1412.16:537:00
1512.16:537:00
1612.16:547:00
1712.16:547:01
1812.16:547:01
1912.16:557:01
2012.16:557:02
2112.16:567:02
2212.16:567:02
2312.16:567:02
2412.16:567:03
2512.16:577:03
2612.16:577:03
2712.16:577:03
2812.16:587:03
2912.16:587:04
3012.16:587:04
3112.16:587:04

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.13 kWh/m².

For context, solar energy here swings from a low near 5.56 kWh/m² to a high of 6.53 kWh/m² in February across the year — January's 6.13 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.0Bright
26.0Bright
36.0Bright
46.0Intense
56.0Intense
66.0Intense
76.0Intense
86.0Intense
96.0Intense
106.0Intense
116.0Intense
126.1Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
316.4Intense
Planning a trip in January

Hazard calendar for Nansio

In seasonPeak

In January, Nansio sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Nansio's rainy season runs October–April, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Nansio?

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

4.7
Sightseeing
8th-best month of the year
4.4
Beach & pool
9th-best month of the year

January is a reasonable time to visit Nansio for sightseeing.

What to pack for Nansio in January

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

In January, Nansio sees daytime highs around 25°C and nights near 22°C. Pack rain gear and sun protection. Worth having: light clothes. About 24 days see rain.

rain gearsun protectionlight clothes

UV index in Nansio in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nansio peaks around March 16 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeMar 16UV 16Jun 18UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar16Extreme
Apr15Extreme
May12Extreme
Jun10Very high
Jul11Extreme
Aug11Extreme
Sep13Extreme
Oct14Extreme
Nov13Extreme
Dec12Extreme

Air quality in Nansio 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 Nansio is worst in January — around 18 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (November, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateGoodJan 2117 µg/m³Nov 128 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb16Moderate
Mar11Good
Apr9Good
May10Good
Jun14Moderate
Jul16Moderate
Aug15Moderate
Sep13Moderate
Oct9Good
Nov8Good
Dec10Good
Location & terrain

Where is Nansio?

Nansio sits at 2.1°S, 33.0°E, 1,134 m above sea level, in Tanzania. The nearest listed city is Muriti, 22 km away.

Sengerema

Topography around Nansio

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

Within 3 km, the terrain around Nansio has only modest variations in elevation — a maximum elevation change of 72 m around an average of 1,143 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 188 m; within 80 km, significant variations in elevation — a maximum elevation change of 473 m.

The land around Nansio is covered by water (69%) within 3 km, water (63%) within 16 km, and water (66%) and cropland (25%) within 80 km.

3 km
72 m
16 km
188 m
80 km
473 m
treesshrubsgrasslandcroplandartificial surfaceswater
January weather nearby: Muriti 22 km · Kibara 44 km · Mwanza 46 km · Kisesa 46 km · Kihangara 60 km · Usagara 61 km · Magu 67 km · Sengerema 74 km

Tanzania travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type D / G
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$1,319
2025
Happiness
3.9 / 10
World Happiness, 2025
Safe drinking water
31%
of population, 2024
Homicide rate
3.7
per 100k, 2020
Road deaths
31.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 479
Religion
Christian 63%Muslim 34%folk religion 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 Nansio (-2.1333°, 33.05°, elevation 1,134 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).