Belize City weather in August

In August, Belize City sees average daytime highs of 30°C and overnight lows near 26°C, with 186 mm of rain across 26.1 wet days and about 12.6 hours of daylight. It is the 1st-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 29% of the time in August, and the air most often feels miserable.

Daylight stretches from about 12 h 48 min at the start of August to 12 h 24 min by month's end. Set against the rest of the year, August is Belize City's 8th-clearest and 8th-windiest month. For the whole year in context, see Belize City's year-round climate.

Daytime high
30°
1st warmest
Overnight low
26°
11th coldest
Rainfall
186 mm
26.1 wet days
Daylight
12 h 36 min
5:39 AM – 6:15 PM
Cloud cover
61%
8th clearest
Wind
14 km/h
8th windiest
Solar energy
5.84 kWh/m²
Travel score
3.1
out of 10

Belize City is most populous city in Belize and capital of the district of Belize.

Density
1,829/km²
people per km²
Founded
1638

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical August day in Belize City reaches about 30°C in the afternoon and slips back to 26°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 31°C. Set against its neighbours, August runs on par with July and on par with September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13026
23026
33026
43026
53026
63026
73026
83026
93026
103026
113026
123026
133026
143026
153026
163026
173026
183026
193026
203026
213026
223026
233026
243026
253026
263026
273026
283126
293126
303126
313126

How August really feels in Belize City

Once humidity and wind are folded in, August 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 August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Belize City weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 22°8415.811.15.9
Feb27° / 23°4011.211.46.4
Mar28° / 24°389.511.96.4
Apr30° / 25°398.812.45.6
May30° / 26°10616.312.84.2
Jun30° / 26°20823.9133.2
Jul30° / 26°1722512.93.3
Aug30° / 26°18626.112.63.1
Sep30° / 26°2182712.12.9
Oct29° / 25°24524.511.63.5
Nov28° / 23°16419.111.24.9
Dec27° / 23°9217.5115.6

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 19% of August, with mostly cloudy or overcast conditions the remaining 52%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15347
25248
35149
45050
55050
64951
74852
84753
94753
104753
114654
124654
134753
144753
154852
164852
174852
184753
194852
204852
214852
224852
234852
244753
254753
264654
274654
284555
294555
304456
314456

Chance of precipitation in August

Any precipitation

Belize City gets around 186 mm of rain over 26.1 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 84% and peaks near 86% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
182
282
382
483
583
683
784
884
984
1085
1185
1285
1385
1485
1585
1685
1785
1885
1985
2085
2185
2285
2385
2485
2585
2685
2785
2885
2985
3086
3186

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

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

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
10100
2199
3199
4199
5199
6199
7199
8199
9199
10199
11199
12199
13199
140100
150100
160100
170100
180100
190100
200100
210100
220100
230100
240100
250100
260100
270100
280100
290100
300100
310100

Wind in August

Winds average 14 km/h in August.

Across August, daily wind ranges from about 12 km/h on the calmest days to 14 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
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3012light breeze
3112light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 48 min at the start of August to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over August. Sunrise moves from 5:35 AM to 5:42 AM, and sunset from 6:23 PM to 6:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:356:23
212.85:356:22
312.85:366:22
412.85:366:21
512.75:366:21
612.75:366:20
712.75:376:20
812.75:376:19
912.75:376:19
1012.75:386:18
1112.75:386:18
1212.75:386:17
1312.65:386:17
1412.65:396:16
1512.65:396:15
1612.65:396:15
1712.65:396:14
1812.65:396:13
1912.65:406:13
2012.55:406:12
2112.55:406:11
2212.55:406:11
2312.55:416:10
2412.55:416:09
2512.55:416:08
2612.45:416:08
2712.45:416:07
2812.45:416:06
2912.45:426:05
3012.45:426:05
3112.45:426:04

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.84 kWh/m².

For context, solar energy here swings from a low near 3.85 kWh/m² to a high of 6.34 kWh/m² in April across the year — August's 5.84 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.0Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in August

Hazard calendar for Belize City

In seasonPeak

In August, Belize City sits inside its atlantic hurricane and rainy season season. The full year is below, with each hazard's peak months called out.

Belize City sits in the Atlantic hurricane belt; the season peaks August–October.

Belize City's rainy season runs June–November, when most of the year's rain falls.

Atlantic hurricane
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit Belize City?

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

3.1
Sightseeing
11th-best month of the year
4.4
Beach & pool
11th-best month of the year

August is a weaker month for outdoor sightseeing in Belize City.

What to pack for Belize City in August

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

In August, Belize City sees daytime highs around 30°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

Sea temperature near Belize City in August

The nearest coast averages about 29°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 16 km away) is warmest in September at about 30°C and coldest in January near 27°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr28Warm
May29Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep30Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Belize City in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Belize City peaks around April 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 10UV 13Dec 16UV 7
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov8Very high
Dec7Very high

Air quality in Belize City in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Belize City is worst in July — around 30 µg/m³ PM2.5 (moderate), about 5.4× the cleanest month (December, 6 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1030 µg/m³Dec 176 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb8Good
Mar10Good
Apr22Moderate
May28Moderate
Jun29Moderate
Jul30Moderate
Aug20Moderate
Sep14Moderate
Oct10Good
Nov6Good
Dec6Good
Location & terrain

Where is Belize City?

Belize City sits at 17.5°N, 88.2°W, 6 m above sea level, in Belize. The nearest listed city is Caye Caulker, 32 km away.

Caye CaulkerCrooked TreeSan PedroDangrigaBelmopanHopkinsOrange WalkSan Ignacio

Topography around Belize City

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

Within 3 km, the terrain around Belize City has only modest variations in elevation — a maximum elevation change of 16 m around an average of 1 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 23 m; within 80 km, large variations in elevation — a maximum elevation change of 974 m.

The land around Belize City is covered by water (52%) and artificial surfaces (30%) within 3 km, water (72%) within 16 km, and water (52%) and trees (31%) within 80 km.

3 km
16 m
16 km
23 m
80 km
974 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
August weather nearby: Caye Caulker 32 km · Crooked Tree 48 km · San Pedro 52 km · Dangriga 59 km · Belmopan 66 km · Hopkins 71 km · Orange Walk 75 km · San Ignacio 100 km

Belize travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / G
110 / 220 V · 60 Hz
Prices
≈ 53% of US
price level, 2025
GDP per capita
$7,865
2025
Happiness
6.7 / 10
World Happiness, 2025
Homicide rate
28.1
per 100k, 2022
Road deaths
22.6
per 100k/yr, 2019
Income group
Upper middle
World Bank
Religion
Roman Catholic 40%Protestant 32%none 16%other 11%

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 City (17.4995°, -88.1976°, elevation 6 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).