Meru weather in January

In January, Meru sees average daytime highs of 27°C and overnight lows near 16°C, with 39 mm of rain across 7.5 wet days and about 12 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 50% of the time in January, and the air most often feels comfortable.

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 Meru's 3rd-clearest and 10th-windiest month. For the whole year in context, see Meru's year-round climate.

Daytime high
27°
6th warmest
Overnight low
16°
1st coldest
Rainfall
39 mm
7.5 wet days
Daylight
12 hours
6:39 AM – 6:39 PM
Cloud cover
45%
3rd clearest
Wind
6 km/h
10th windiest
Solar energy
6.16 kWh/m²
Travel score
7.2
out of 10

Meru is town in Kenya.

Founded
1911

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 27°C through the month.

A typical January day in Meru reaches about 27°C in the afternoon and slips back to 16°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 28°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)
12616
22616
32616
42616
52616
62616
72616
82616
92616
102616
112616
122616
132616
142616
152616
162716
172716
182716
192716
202716
212716
222716
232716
242716
252716
262716
272716
282716
292716
302716
312716

Meru weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 16°397.5127.2
Feb28° / 17°204.8127.1
Mar28° / 18°428.8126.5
Apr27° / 18°8413.8126.0
May26° / 18°377.3127.2
Jun25° / 17°132.8127.8
Jul25° / 16°101.8128.0
Aug25° / 16°112.2127.9
Sep27° / 17°102.1127.9
Oct27° / 18°439.2126.8
Nov25° / 17°11220.6125.3
Dec25° / 16°5513.2126.5

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% 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 31%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17030
27129
37030
47030
56931
66931
76733
86733
96733
106733
116634
126634
136634
146634
156634
166832
176832
186832
196931
206931
216931
227030
237129
247129
257228
267228
277228
287228
297129
307129
317129

Chance of precipitation in January

Any precipitation

Meru gets around 39 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 29% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
129
229
328
428
527
627
727
827
927
1027
1126
1226
1325
1425
1524
1624
1723
1823
1923
2023
2122
2222
2321
2421
2520
2619
2719
2818
2918
3018
3117

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the comfortable band about 51% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11548361
21648361
31648351
41649341
51649341
61649341
71649331
81649331
91650331
101750321
111751311
121752301
131753291
141853281
151854271
161954261
171955251
182054251
192154241
202254231
212353231
222354221
232454211
242553211
252653201
262752201
272851201
282951191
293050191
303150191
313249191

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 6:33 AM to 6:43 AM, and sunset from 6:32 PM to 6:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:336:32
212.06:336:33
312.06:346:33
412.06:346:34
512.06:346:34
612.06:356:35
712.06:356:35
812.06:366:36
912.06:366:36
1012.06:366:36
1112.06:376:37
1212.06:376:37
1312.06:386:37
1412.06:386:38
1512.06:386:38
1612.06:396:39
1712.06:396:39
1812.06:396:39
1912.06:406:40
2012.06:406:40
2112.06:406:40
2212.06:416:41
2312.06:416:41
2412.06:416:41
2512.06:416:41
2612.06:426:42
2712.06:426:42
2812.06:426:42
2912.06:426:42
3012.06:436:42
3112.06:436:43

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.16 kWh/m².

For context, solar energy here swings from a low near 5.06 kWh/m² to a high of 6.63 kWh/m² in February across the year — January's 6.16 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.9Bright
56.0Bright
66.0Bright
76.0Bright
86.0Bright
96.0Intense
106.0Intense
116.0Intense
126.0Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.2Intense
186.2Intense
196.2Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.4Intense
266.4Intense
276.4Intense
286.4Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in January

Is January a good time to visit Meru?

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

7.2
Sightseeing
5th-best month of the year
7.1
Beach & pool
7th-best month of the year

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

What to pack for Meru in January

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

In January, Meru sees daytime highs around 27°C and nights near 16°C. Pack sun protection. Worth having: light clothes. About 8 days see rain.

sun protectionlight clothes

UV index in Meru in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Meru peaks around March 17 at about 16 (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 17UV 16Jun 19UV 11
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar16Extreme
Apr16Extreme
May12Extreme
Jun11Extreme
Jul12Extreme
Aug12Extreme
Sep14Extreme
Oct14Extreme
Nov13Extreme
Dec13Extreme

Air quality in Meru 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 Meru is worst in February — around 32 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (September, 19 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateFeb 1832 µg/m³Sep 1819 µg/m³
PM2.5 (µg/m³)Level
Jan30Moderate
Feb32Moderate
Mar31Moderate
Apr28Moderate
May25Moderate
Jun28Moderate
Jul27Moderate
Aug21Moderate
Sep19Moderate
Oct20Moderate
Nov29Moderate
Dec32Moderate
Location & terrain

Where is Meru?

Meru sits at 0.0°N, 37.7°E, 1,579 m above sea level, in Kenya. The nearest listed city is Isiolo, 35 km away.

NanyukiEmbuKerugoyaKaratinaWanguru

Topography around Meru

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

Within 3 km, the terrain around Meru has significant variations in elevation — a maximum elevation change of 418 m around an average of 1,566 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,570 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,755 m.

The land around Meru is covered by trees (72%) within 3 km, trees (53%) and cropland (24%) within 16 km, and shrubs (39%), grassland (26%) and trees (23%) within 80 km.

3 km
418 m
16 km
1,570 m
80 km
4,755 m
treesshrubsgrasslandcroplandartificial surfaceswetland
January weather nearby: Isiolo 35 km · Maua 38 km · Chuka 42 km · Nanyuki 65 km · Embu 69 km · Kerugoya 74 km · Karatina 83 km · Wanguru 88 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 Meru (0.0463°, 37.6559°, elevation 1,579 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).