Orange Walk weather in September

In September, Orange Walk sees average daytime highs of 32°C and overnight lows near 24°C, with 194 mm of rain across 26.4 wet days and about 12.1 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 15% of the time in September, and the air most often feels miserable.

Daylight stretches from about 12 h 24 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Orange Walk's 12th-clearest and 12th-windiest month. For the whole year in context, see Orange Walk's year-round climate.

Daytime high
32°
5th warmest
Overnight low
24°
8th coldest
Rainfall
194 mm
26.4 wet days
Daylight
12 h 06 min
5:46 AM – 5:52 PM
Cloud cover
72%
12th clearest
Wind
7 km/h
12th windiest
Solar energy
5 kWh/m²
Travel score
2.4
out of 10

Orange Walk is Orange Walk district capital.

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical September day in Orange Walk reaches about 32°C in the afternoon and slips back to 24°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, September runs on par with August and about 1°C warmer than October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13224
23224
33224
43224
53224
63224
73224
83224
93224
103224
113224
123224
133224
143224
153224
163224
173224
183224
193224
203224
213224
223224
233224
243224
253224
263224
273224
283224
293224
303124

How September really feels in Orange Walk

Once humidity and wind are folded in, September averages 30 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
30
28 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

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

Orange Walk weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 20°5813.7115.7
Feb29° / 21°309.911.45.4
Mar31° / 22°297.911.94.8
Apr33° / 24°397.712.43.9
May33° / 25°9916.112.83.0
Jun32° / 25°19522.913.12.7
Jul32° / 25°14122.9132.9
Aug32° / 25°15924.512.62.6
Sep32° / 24°19426.412.12.4
Oct31° / 23°20022.911.63.2
Nov29° / 21°1071611.24.7
Dec28° / 20°6615.210.95.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in September, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 68%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14060
23961
33862
43763
53664
63664
73565
83466
93367
103367
113367
123367
133367
143367
153367
163268
173268
183268
193268
203169
213169
223169
233070
242971
252971
262872
272773
282872
292872
302773

Chance of precipitation in September

Any precipitation

Orange Walk gets around 194 mm of rain over 26.4 wet days in September. 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 climb toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
182
282
383
483
583
684
784
884
985
1085
1186
1286
1386
1487
1587
1688
1789
1889
1990
2090
2191
2291
2391
2491
2591
2691
2790
2890
2989
3089

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the miserable band about 90% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
10892
20892
30892
40793
50793
60793
70793
80793
90793
100793
110793
120793
130892
140892
150991
160991
1701090
1801090
1901090
2001189
2101189
2201288
2301288
2401387
2501387
2601486
2701585
2801585
2911683
3011683

Wind in September

Winds average 7 km/h in September, the calmest month.

Across September, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 24 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over September. Sunrise moves from 5:43 AM to 5:48 AM, and sunset from 6:05 PM to 5:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:436:05
212.35:436:04
312.35:446:03
412.35:446:02
512.35:446:01
612.35:446:00
712.35:446:00
812.25:445:59
912.25:445:58
1012.25:455:57
1112.25:455:56
1212.25:455:55
1312.25:455:54
1412.15:455:53
1512.15:455:53
1612.15:465:52
1712.15:465:51
1812.15:465:50
1912.05:465:49
2012.05:465:48
2112.05:465:47
2212.05:465:46
2312.05:475:45
2412.05:475:44
2511.95:475:44
2611.95:475:43
2711.95:475:42
2811.95:485:41
2911.95:485:40
3011.95:485:39

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5 kWh/m².

For context, solar energy here swings from a low near 3.74 kWh/m² to a high of 6.1 kWh/m² in April across the year — September's 5 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.2Bright
115.2Bright
125.2Bright
135.1Bright
145.1Bright
155.0Bright
165.0Bright
175.0Bright
184.9Bright
194.9Bright
204.8Bright
214.8Bright
224.8Bright
234.7Bright
244.7Bright
254.7Bright
264.6Bright
274.6Bright
284.6Bright
294.5Bright
304.5Bright
Planning a trip in September

Hazard calendar for Orange Walk

In seasonPeak

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

Orange Walk sits in the Atlantic hurricane belt; the season peaks August–October.

Orange Walk's rainy season runs May–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 September a good time to visit Orange Walk?

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

2.4
Sightseeing
12th-best month of the year
3.9
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Orange Walk.

What to pack for Orange Walk in September

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

In September, Orange Walk sees daytime highs around 32°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

Sea temperature near Orange Walk in September

The nearest coast averages about 30°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 47 km away) is warmest in September at about 30°C and coldest in January near 26°C.

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

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar27Warm
Apr28Warm
May29Tropical
Jun29Tropical
Jul29Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov28Warm
Dec27Warm

UV index in Orange Walk in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Orange Walk peaks around April 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 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 11UV 13Dec 15UV 7
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar12Extreme
Apr13Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec7Very high

Air quality in Orange Walk in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Orange Walk is worst in July — around 30 µg/m³ PM2.5 (moderate), about 4.8× 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
Jan7Good
Feb9Good
Mar12Good
Apr22Moderate
May25Moderate
Jun30Moderate
Jul30Moderate
Aug22Moderate
Sep15Moderate
Oct10Good
Nov7Good
Dec6Good
Location & terrain

Where is Orange Walk?

Orange Walk sits at 18.1°N, 88.6°W, 16 m above sea level, in Belize. The nearest listed city is Crooked Tree, 34 km away.

Crooked TreeChetumalSan PedroCaye CaulkerBelize CityBelmopanSan Ignacio

Topography around Orange Walk

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

Within 3 km, the terrain around Orange Walk has only modest variations in elevation — a maximum elevation change of 23 m around an average of 10 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 75 m; within 80 km, significant variations in elevation — a maximum elevation change of 307 m.

The land around Orange Walk is covered by trees (47%) and grassland (32%) within 3 km, trees (49%) and grassland (37%) within 16 km, and trees (54%) and water (21%) within 80 km.

3 km
23 m
16 km
75 m
80 km
307 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
September weather nearby: Crooked Tree 34 km · Chetumal 56 km · San Pedro 66 km · Caye Caulker 68 km · Bacalar 69 km · Belize City 75 km · Belmopan 94 km · San Ignacio 116 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 Orange Walk (18.0812°, -88.5633°, elevation 16 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).