Georgetown weather in January

In January, Georgetown sees average daytime highs of 27°C and overnight lows near 24°C, with 160 mm of rain across 23.5 wet days and about 11.6 hours of daylight. It is the 12th-warmest and 7th-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 22% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 11 h 36 min at the start of January to 11 h 42 min by month's end. Set against the rest of the year, January is Georgetown's 6th-clearest and 4th-windiest month. For the whole year in context, see Georgetown's year-round climate.

Daytime high
27°
12th warmest
Overnight low
24°
1st coldest
Rainfall
160 mm
23.5 wet days
Daylight
11 h 36 min
6:13 AM – 5:51 PM
Cloud cover
62%
6th clearest
Wind
14 km/h
4th windiest
Solar energy
4.63 kWh/m²
Travel score
4.6
out of 10

Georgetown is capital city of Guyana.

Density
1,592/km²
people per km²
Founded
1781

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 Georgetown reaches about 27°C in the afternoon and slips back to 24°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 28°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)
12724
22724
32724
42724
52724
62724
72724
82724
92724
102724
112724
122724
132724
142724
152724
162724
172724
182724
192724
202724
212724
222724
232724
242724
252724
262724
272724
282724
292724
302724
312724

How January really feels in Georgetown

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.

Georgetown weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 24°16023.511.64.6
Feb27° / 24°10518.311.85.0
Mar28° / 24°9418.6125.1
Apr28° / 25°13020.112.14.4
May28° / 25°25326.512.33.7
Jun28° / 24°31529.112.43.4
Jul28° / 24°24129.412.43.3
Aug29° / 25°16125.512.23.7
Sep30° / 25°9618.2124.3
Oct30° / 26°10819.311.84.2
Nov29° / 25°17923.811.73.8
Dec28° / 24°20727.111.63.9

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 25% of January, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24456
34555
44555
54555
64555
74555
84555
94555
104654
114654
124654
134753
144753
154753
164852
174852
184852
194852
204951
214951
224951
234951
244951
254852
264951
275050
285050
295050
305050
315050

Chance of precipitation in January

Any precipitation

Georgetown gets around 160 mm of rain over 23.5 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 75% and peaks near 83% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
183
282
382
481
581
680
780
879
979
1078
1178
1277
1376
1475
1575
1674
1773
1873
1972
2072
2172
2272
2372
2471
2571
2671
2771
2871
2970
3070
3170

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 94% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
13961
23961
33961
43961
53961
63961
74951
84951
94951
104951
114951
124951
135941
145941
155941
166931
176931
186931
196931
207930
217930
227930
237930
248920
258920
268920
278920
288920
298920
308920
318920

Wind in January

Winds average 14 km/h in January.

Across January, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 36 min at the start of January to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over January. Sunrise moves from 6:07 AM to 6:15 AM, and sunset from 5:44 PM to 5:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:075:44
211.66:085:45
311.66:085:45
411.66:095:46
511.66:095:46
611.66:095:47
711.66:105:47
811.66:105:48
911.66:105:48
1011.66:115:48
1111.66:115:49
1211.66:115:49
1311.66:125:50
1411.66:125:50
1511.66:125:51
1611.66:135:51
1711.66:135:52
1811.76:135:52
1911.76:135:53
2011.76:145:53
2111.76:145:53
2211.76:145:54
2311.76:145:54
2411.76:145:55
2511.76:145:55
2611.76:145:55
2711.76:155:56
2811.76:155:56
2911.76:155:56
3011.76:155:57
3111.76:155:57

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.63 kWh/m².

For context, solar energy here swings from a low near 4.25 kWh/m² to a high of 5.78 kWh/m² in September across the year — January's 4.63 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.6Bright
174.6Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in January

Is January a good time to visit Georgetown?

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

4.6
Sightseeing
3rd-best month of the year
4.7
Beach & pool
7th-best month of the year

January is a reasonable time to visit Georgetown for sightseeing.

What to pack for Georgetown in January

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

In January, Georgetown sees daytime highs around 27°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near Georgetown in January

The nearest coast averages about 27°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in September at about 29°C and coldest in February near 27°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr28Warm
May28Warm
Jun28Warm
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Georgetown in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Georgetown peaks around March 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 21UV 14Dec 12UV 10
UV index (midday)Level
Jan12Extreme
Feb13Extreme
Mar15Extreme
Apr14Extreme
May13Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov11Extreme
Dec10Extreme

Air quality in Georgetown 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 Georgetown is worst in April — around 26 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (August, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1526 µg/m³Aug 2112 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb21Moderate
Mar23Moderate
Apr26Moderate
May23Moderate
Jun19Moderate
Jul15Moderate
Aug12Good
Sep13Moderate
Oct15Moderate
Nov14Moderate
Dec17Moderate
Location & terrain

Where is Georgetown?

Georgetown sits at 6.8°N, 58.2°W, 3 m above sea level, in Guyana. The nearest listed city is Parika, 30 km away.

BarticaLindenNew AmsterdamMabaruma

Topography around Georgetown

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

Within 3 km, the terrain around Georgetown has only modest variations in elevation — a maximum elevation change of 17 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 25 m; within 80 km, significant variations in elevation — a maximum elevation change of 287 m.

The land around Georgetown is covered by artificial surfaces (43%) and water (24%) within 3 km, water (42%) within 16 km, and trees (44%) and water (36%) within 80 km.

3 km
17 m
16 km
25 m
80 km
287 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
January weather nearby: Parika 30 km · Bartica 68 km · Linden 90 km · New Amsterdam 94 km · Mabaruma 237 km · Weg naar Zee 341 km · Welgelegen 342 km · Tammenga 344 km

Guyana travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B / D / G
240 V · 60 Hz
Prices
≈ 33% of US
price level, 2025
GDP per capita
$32,414
2025
Happiness
6.0 / 10
World Happiness, 2011
Safe drinking water
67%
of population, 2024
Homicide rate
19.1
per 100k, 2023
Road deaths
22.3
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 35%Hindu 25%other Christian 21%Roman Catholic 7%

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 Georgetown (6.8045°, -58.1553°, elevation 3 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).