Katerero weather in December

In December, Katerero sees average daytime highs of 24°C and overnight lows near 21°C, with 152 mm of rain across 25.9 wet days and about 12.1 hours of daylight. It is the 6th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 14% of the time in December, and the air most often feels muggy.

Daylight stretches from about 12 h 06 min at the start of December to 12 h 06 min by month's end. Set against the rest of the year, December is Katerero's 8th-clearest and 12th-windiest month. For the whole year in context, see Katerero's year-round climate.

Daytime high
24°
6th warmest
Overnight low
21°
6th coldest
Rainfall
152 mm
25.9 wet days
Daylight
12 h 06 min
6:47 AM – 6:52 PM
Cloud cover
72%
8th clearest
Wind
8 km/h
12th windiest
Solar energy
5.15 kWh/m²
Travel score
4.4
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 24°C through the month.

A typical December day in Katerero reaches about 24°C in the afternoon and slips back to 21°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 25°C. Set against its neighbours, December runs on par with November and on par with January.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12321
22321
32321
42321
52321
62321
72421
82421
92421
102421
112421
122421
132421
142421
152421
162421
172421
182421
192421
202421
212421
222421
232421
242421
252421
262421
272421
282421
292421
302421
312421

Katerero weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 21°13423.612.14.8
Feb25° / 21°12120.3124.9
Mar25° / 21°17324.7124.6
Apr24° / 21°22226.4124.1
May24° / 21°14822.211.95.1
Jun24° / 21°4910.211.96.9
Jul23° / 21°264.711.97.8
Aug23° / 20°6112.3126.6
Sep24° / 20°9319.6125.3
Oct24° / 21°14725.3124.4
Nov23° / 20°16526.512.14.1
Dec24° / 21°15225.912.14.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 17% of December, with mostly cloudy or overcast conditions the remaining 69%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12377
22476
32476
42575
52575
62575
72773
82773
92773
102971
112971
123070
133169
143268
153268
163367
173367
183367
193367
203367
213367
223367
233367
243466
253466
263565
273565
283565
293565
303565
313565

Chance of precipitation in December

Any precipitation

Katerero gets around 152 mm of rain over 25.9 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 83% and peaks near 87% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
187
287
387
487
587
686
786
885
985
1084
1184
1283
1383
1483
1582
1682
1781
1881
1981
2081
2181
2281
2381
2481
2581
2681
2781
2880
2980
3080
3180

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 82% of days. Sticky, muggy-or-worse air turns up on roughly 82% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)
11684
21684
31684
41684
51684
61684
71783
81783
91882
101882
111981
121981
131981
142080
152080
162080
172080
182080
192080
202080
211981
221981
231981
241981
251882
261882
271882
281882
291783
301783
311783

Wind in December

Winds average 8 km/h in December, the calmest month.

Across December, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 06 min at the start of December 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 December. Sunrise moves from 6:41 AM to 6:54 AM, and sunset from 6:45 PM to 6:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:416:45
212.16:416:45
312.16:416:46
412.16:426:46
512.16:426:47
612.16:426:47
712.16:436:48
812.16:436:48
912.16:446:48
1012.16:446:49
1112.16:456:49
1212.16:456:50
1312.16:456:50
1412.16:466:51
1512.16:466:51
1612.16:476:52
1712.16:476:52
1812.16:486:53
1912.16:486:53
2012.16:496:54
2112.16:496:54
2212.16:506:54
2312.16:506:55
2412.16:516:55
2512.16:516:56
2612.16:516:56
2712.16:526:57
2812.16:526:57
2912.16:536:58
3012.16:536:58
3112.16:546:59

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.15 kWh/m².

For context, solar energy here swings from a low near 4.95 kWh/m² to a high of 5.92 kWh/m² in February across the year — December's 5.15 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.4Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in December

Is December a good time to visit Katerero?

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

4.4
Sightseeing
9th-best month of the year
3.7
Beach & pool
9th-best month of the year

December is a reasonable time to visit Katerero for sightseeing.

What to pack for Katerero in December

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

In December, Katerero sees daytime highs around 24°C and nights near 21°C. Pack rain gear. Worth having: light clothes and sun protection. About 26 days see rain.

rain gearlight clothessun protection

UV index in Katerero in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Katerero peaks around March 17 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 17UV 16Jun 19UV 10
UV index (midday)Level
Jan12Extreme
Feb15Extreme
Mar16Extreme
Apr15Extreme
May12Extreme
Jun10Extreme
Jul11Extreme
Aug10Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec11Extreme

Air quality in Katerero in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Katerero is worst in January — around 28 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (April, 13 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJan 1927 µg/m³Apr 2113 µg/m³
PM2.5 (µg/m³)Level
Jan28Moderate
Feb24Moderate
Mar18Moderate
Apr13Moderate
May14Moderate
Jun20Moderate
Jul24Moderate
Aug26Moderate
Sep21Moderate
Oct16Moderate
Nov16Moderate
Dec20Moderate
Location & terrain

Where is Katerero?

Katerero sits at 1.4°S, 31.7°E, 1,164 m above sea level, in Tanzania. The nearest listed city is Bukoba, 12 km away.

KasaaliKalisizoNakivale Refugee CampLwengo

Topography around Katerero

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

Within 3 km, the terrain around Katerero has only modest variations in elevation — a maximum elevation change of 179 m around an average of 1,192 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 278 m; within 80 km, large variations in elevation — a maximum elevation change of 601 m.

The land around Katerero is covered by grassland (44%), trees (30%) and shrubs (21%) within 3 km, grassland (30%), trees (28%) and water (21%) within 16 km, and water (48%) and grassland (24%) within 80 km.

3 km
179 m
16 km
278 m
80 km
601 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
December weather nearby: Bukoba 12 km · Kamachumu 27 km · Nsunga 47 km · Nshamba 49 km · Kasaali 89 km · Kalisizo 97 km · Nakivale Refugee Camp 110 km · Lwengo 115 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 Katerero (-1.4°, 31.7333°, elevation 1,164 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).