Belize weather in January

In January, Belize sees average daytime highs of 29°C and overnight lows near 22°C, with 223 mm of rain across 26.8 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 1% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 18 min at the start of January to 12 h 12 min by month's end. Set against the rest of the year, January is Belize's 9th-clearest and 10th-windiest month. For the whole year in context, see Belize's year-round climate.

Daytime high
29°
4th warmest
Overnight low
22°
9th coldest
Rainfall
223 mm
26.8 wet days
Daylight
12 h 12 min
6:11 AM – 6:25 PM
Cloud cover
86%
9th clearest
Wind
4 km/h
10th windiest
Solar energy
4.36 kWh/m²
Travel score
3.1
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical January day in Belize reaches about 29°C in the afternoon and slips back to 22°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 31°C. Set against its neighbours, January runs on par with December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12922
22922
32922
42922
52922
62922
72922
82922
92922
102922
112922
122922
132922
142922
152922
162922
172922
182922
192922
202922
212922
222922
232922
242922
252922
262922
272922
282922
292922
302922
312923

How January really feels in Belize

Once humidity and wind are folded in, January averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Belize weather by month

How January compares with the rest of the year at a glance. January is the 4th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 22°22326.812.23.1
Feb30° / 23°17922.612.23.2
Mar30° / 23°17223.8123.2
Apr30° / 23°18724.111.93.2
May29° / 22°9717.611.84.5
Jun26° / 19°92.411.77.3
Jul25° / 18°51.411.87.6
Aug25° / 18°9311.87.2
Sep26° / 20°207.5126.3
Oct28° / 22°10521.712.14.0
Nov29° / 22°23026.912.23.1
Dec29° / 22°26428.312.33.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 4% of January, with mostly cloudy or overcast conditions the remaining 96%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1496
2496
3496
4496
5595
6595
7595
8595
9595
10595
11595
12595
13595
14496
15496
16496
17496
18496
19397
20397
21397
22397
23397
24397
25397
26397
27397
28496
29595
30595
31595

Chance of precipitation in January

Any precipitation

Belize gets around 223 mm of rain over 26.8 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 87% and peaks near 91% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
191
290
390
490
590
690
790
889
989
1089
1189
1289
1389
1489
1589
1689
1788
1888
1987
2087
2186
2285
2385
2484
2583
2683
2782
2882
2981
3081
3181

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 93% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
13952
23952
33952
42962
52962
62953
72953
82953
92953
102953
112953
122944
132944
142944
152944
162944
172944
183934
193934
203934
213925
223925
233925
243925
253925
263925
273916
283916
293916
303907
313907

Wind in January

Winds average 4 km/h in January.

Across January, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 18 min at the start of January to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over January. Sunrise moves from 6:04 AM to 6:16 AM, and sunset from 6:20 PM to 6:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:046:20
212.36:056:20
312.36:056:21
412.36:066:21
512.36:066:22
612.36:076:22
712.36:076:22
812.36:076:23
912.36:086:23
1012.36:086:24
1112.36:096:24
1212.36:096:24
1312.26:106:25
1412.26:106:25
1512.26:116:25
1612.26:116:25
1712.26:116:26
1812.26:126:26
1912.26:126:26
2012.26:136:27
2112.26:136:27
2212.26:136:27
2312.26:146:27
2412.26:146:27
2512.26:146:28
2612.26:156:28
2712.26:156:28
2812.26:156:28
2912.26:166:28
3012.26:166:28
3112.26:166:28

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.36 kWh/m².

For context, solar energy here swings from a low near 3.03 kWh/m² to a high of 4.72 kWh/m² in March across the year — January's 4.36 kWh/m² sits near the top of that range.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.2Bright
54.2Bright
64.2Bright
74.2Bright
84.2Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.4Bright
184.4Bright
194.4Bright
204.4Bright
214.4Bright
224.4Bright
234.4Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in January

Hazard calendar for Belize

In seasonPeak

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

Belize's rainy season runs November–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 Belize?

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

3.1
Sightseeing
10th-best month of the year
4.1
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in Belize.

What to pack for Belize in January

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

In January, Belize sees daytime highs around 29°C and nights near 22°C. Pack light clothes and rain gear. About 27 days see rain.

light clothesrain gear

UV index in Belize 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 Belize peaks around March 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeMar 16UV 15Jun 23UV 7
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar15Extreme
Apr13Extreme
May9Very high
Jun7High
Jul7High
Aug7High
Sep10Very high
Oct13Extreme
Nov10Extreme
Dec10Extreme

Air quality in Belize 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 Belize is worst in July — around 48 µg/m³ PM2.5 (poor), about 2.3× the cleanest month (October, 21 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJul 1547 µg/m³Oct 2421 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb28Moderate
Mar25Moderate
Apr25Moderate
May33Moderate
Jun41Poor
Jul48Poor
Aug39Poor
Sep29Moderate
Oct21Moderate
Nov21Moderate
Dec24Moderate
Location & terrain

Where is Belize?

Belize sits at 4.7°S, 12.8°E, 178 m above sea level, in Angola. The nearest listed city is Buco Zau, 27 km away.

Pointe-NoireLoandjili

Topography around Belize

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

Within 3 km, the terrain around Belize has only modest variations in elevation — a maximum elevation change of 143 m around an average of 194 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 695 m; within 80 km, large variations in elevation — a maximum elevation change of 878 m.

The land around Belize is covered by trees (96%) within 3 km, trees (100%) within 16 km, and trees (71%) and grassland (27%) within 80 km.

3 km
143 m
16 km
695 m
80 km
878 m
treesshrubsgrasslandartificial surfaces
January weather nearby: Buco Zau 27 km · Tshela 44 km · Dolisie 51 km · Loudima 68 km · Kayes 76 km · Nkayi 77 km · Pointe-Noire 101 km · Loandjili 101 km

Angola travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 35% of US
price level, 2025
GDP per capita
$3,129
2025
Happiness
3.8 / 10
World Happiness, 2017
Homicide rate
4.1
per 100k, 2016
Road deaths
26.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Very low
EF EPI 413
Religion
Roman Catholic 41%Protestant 38%none 12%other 9%

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 Belize (-4.65°, 12.7667°, elevation 178 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).