Nanyuki weather in January

In January, Nanyuki sees average daytime highs of 24°C and overnight lows near 12°C, with 45 mm of rain across 7.5 wet days and about 12 hours of daylight. It is the 3rd-warmest and 9th-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 37% of the time in January, and the air most often feels dry.

Daylight stretches from about 12 hours at the start of January to 12 hours by month's end. Set against the rest of the year, January is Nanyuki's 2nd-clearest and 10th-windiest month. For the whole year in context, see Nanyuki's year-round climate.

Daytime high
24°
3rd warmest
Overnight low
12°
1st coldest
Rainfall
45 mm
7.5 wet days
Daylight
12 hours
6:41 AM – 6:41 PM
Cloud cover
52%
2nd clearest
Wind
6 km/h
10th windiest
Solar energy
6.36 kWh/m²
Travel score
7.5
out of 10

Nanyuki is town in Laikipia County, Kenya.

Founded
1907

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 24°C through the month.

A typical January day in Nanyuki reaches about 24°C in the afternoon and slips back to 12°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 25°C. Set against its neighbours, January runs about 1°C warmer than December and about 1°C cooler than February.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12312
22312
32312
42312
52312
62312
72312
82312
92312
102412
112412
122412
132412
142412
152412
162412
172412
182412
192412
202411
212411
222411
232411
242411
252411
262411
272411
282411
292411
302411
312511

Nanyuki weather by month

How January compares with the rest of the year at a glance. January is the 3rd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 12°457.5127.5
Feb25° / 12°334.9127.6
Mar25° / 13°6610.5126.8
Apr24° / 14°21819.7125.2
May23° / 14°19915.4126.0
Jun22° / 13°429126.6
Jul21° / 12°4510.2126.3
Aug21° / 12°5410.9126.3
Sep23° / 12°418.5127.0
Oct23° / 13°21918.1125.6
Nov22° / 13°20322.4124.7
Dec23° / 12°6212.8126.4

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 23% of January, with mostly cloudy or overcast conditions the remaining 39%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16040
26040
36040
46040
56040
65941
75941
85941
95842
105842
115842
125842
135842
145842
155941
165941
176040
186139
196139
206139
216238
226238
236238
246436
256436
266436
276436
286436
296436
306436
316337

Chance of precipitation in January

Any precipitation

Nanyuki gets around 45 mm of rain over 7.5 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 24% and peaks near 28% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
128
228
328
428
528
628
728
828
928
1028
1128
1228
1327
1426
1526
1625
1725
1824
1923
2023
2122
2221
2321
2420
2519
2619
2718
2818
2917
3017
3116

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 92% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
19010
29010
39010
4919
5919
6919
7919
8919
99010
109010
119010
129010
13919
14919
15919
16919
17928
18928
19928
20928
21937
22937
23937
24937
25937
26937
27937
28937
29937
30937
31937

Wind in January

Winds average 6 km/h in January.

Across January, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in January

DaylightNight

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

Days grow by about 0 minutes over January. Sunrise moves from 6:35 AM to 6:45 AM, and sunset from 6:35 PM to 6:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:356:35
212.06:356:35
312.06:366:36
412.06:366:36
512.06:376:37
612.06:376:37
712.06:386:37
812.06:386:38
912.06:386:38
1012.06:396:39
1112.06:396:39
1212.06:406:40
1312.06:406:40
1412.06:406:40
1512.06:416:41
1612.06:416:41
1712.06:416:41
1812.06:426:42
1912.06:426:42
2012.06:426:42
2112.06:436:43
2212.06:436:43
2312.06:436:43
2412.06:436:43
2512.06:446:44
2612.06:446:44
2712.06:446:44
2812.06:446:44
2912.06:456:45
3012.06:456:45
3112.06:456:45

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.36 kWh/m².

For context, solar energy here swings from a low near 5.01 kWh/m² to a high of 6.9 kWh/m² in February across the year — January's 6.36 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.1Intense
56.1Intense
66.1Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.4Intense
186.4Intense
196.4Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.6Intense
256.6Intense
266.6Intense
276.7Intense
286.7Intense
296.7Intense
306.7Intense
316.7Intense
Planning a trip in January

Is January a good time to visit Nanyuki?

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

7.5
Sightseeing
2nd-best month of the year
6.2
Beach & pool
3rd-best month of the year

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

What to pack for Nanyuki in January

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

In January, Nanyuki sees daytime highs around 24°C and nights near 12°C. Pack sun protection. Worth having: light clothes. About 8 days see rain.

sun protectionlight clothes

UV index in Nanyuki 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 Nanyuki peaks around March 16 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 16UV 17Jun 19UV 11
UV index (midday)Level
Jan16Extreme
Feb16Extreme
Mar17Extreme
Apr16Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug12Extreme
Sep14Extreme
Oct15Extreme
Nov14Extreme
Dec13Extreme

Air quality in Nanyuki 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 Nanyuki is worst in June — around 34 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 2334 µg/m³Oct 1224 µg/m³
PM2.5 (µg/m³)Level
Jan27Moderate
Feb31Moderate
Mar28Moderate
Apr27Moderate
May28Moderate
Jun34Moderate
Jul34Moderate
Aug28Moderate
Sep25Moderate
Oct24Moderate
Nov27Moderate
Dec28Moderate
Location & terrain

Where is Nanyuki?

Nanyuki sits at 0.0°N, 37.1°E, 1,951 m above sea level, in Kenya. The nearest listed city is Nyeri, 49 km away.

MeruIsioloChukaMairo Inya

Topography around Nanyuki

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

Within 3 km, the terrain around Nanyuki has only modest variations in elevation — a maximum elevation change of 133 m around an average of 1,946 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 896 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,231 m.

The land around Nanyuki is covered by grassland (34%) and artificial surfaces (27%) within 3 km, grassland (46%), trees (21%) and shrubs (20%) within 16 km, and grassland (40%), trees (25%) and shrubs (23%) within 80 km.

3 km
133 m
16 km
896 m
80 km
4,231 m
treesshrubsgrasslandcroplandartificial surfaces
January weather nearby: Nyeri 49 km · Tetu 52 km · Karatina 55 km · Kerugoya 61 km · Meru 65 km · Isiolo 69 km · Chuka 74 km · Mairo Inya 74 km

Kenya travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type G
240 V · 50 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$2,363
2025
Happiness
4.7 / 10
World Happiness, 2025
Homicide rate
4.9
per 100k, 2022
Road deaths
28.3
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
High
EF EPI 593
Religion
Christian 86%Muslim 11%other 2%none 2%

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 Nanyuki (0.0062°, 37.074°, elevation 1,951 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).