San Ignacio weather in October

In October, San Ignacio sees average daytime highs of 30°C and overnight lows near 22°C, with 148 mm of rain across 21.6 wet days and about 11.6 hours of daylight. It is the 8th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 31°C in the first days to 30°C by the end. The sky is clear or mostly clear about 16% of the time in October, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of October to 11 h 24 min by month's end. Set against the rest of the year, October is San Ignacio's 10th-clearest and 9th-windiest month. For the whole year in context, see San Ignacio's year-round climate.

Daytime high
30°
8th warmest
Overnight low
22°
7th coldest
Rainfall
148 mm
21.6 wet days
Daylight
11 h 36 min
5:53 AM – 5:29 PM
Cloud cover
71%
10th clearest
Wind
7 km/h
9th windiest
Solar energy
4.21 kWh/m²
Travel score
3.4
out of 10

San Ignacio is capital of the Cayo district.

Density
2,104/km²
people per km²
Founded
1800

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 31°C in the first days to 30°C by the end.

A typical October day in San Ignacio reaches about 30°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 33°C. Set against its neighbours, October runs about 2°C cooler than September and about 2°C warmer than November.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163122
173022
183022
193022
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313021

How October really feels in San Ignacio

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

San Ignacio weather by month

How October compares with the rest of the year at a glance. October is the 8th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 19°501311.16.0
Feb29° / 19°308.911.45.5
Mar32° / 20°338.211.94.5
Apr34° / 22°387.312.43.5
May34° / 24°8913.912.82.8
Jun32° / 24°15122.7132.7
Jul32° / 23°9821.412.93.0
Aug33° / 23°11220.412.62.7
Sep32° / 23°14523.712.12.5
Oct30° / 22°14821.611.63.4
Nov29° / 20°9815.611.24.9
Dec28° / 19°5713.6115.8

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 66%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22575
32674
42674
52773
62872
72872
82872
92872
102872
112872
122872
132872
143070
153169
163169
173367
183565
193664
203664
213763
223961
234060
244060
254159
264357
274357
284357
294357
304357
314555

Chance of precipitation in October

Any precipitation

San Ignacio gets around 148 mm of rain over 21.6 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 71% and peaks near 82% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
182
281
381
480
580
679
779
878
978
1077
1177
1276
1375
1475
1573
1672
1771
1869
1968
2066
2165
2264
2363
2462
2561
2660
2760
2859
2959
3059
3159

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the oppressive band about 63% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10036829
20046729
30046729
40146728
50156628
60156628
70166528
80166627
90176527
100176527
110186427
120196327
130196426
1401106326
1502106325
1602116324
1702116423
1803126322
1903136321
2003146320
2104156219
2204166218
2304176217
2405186116
2505196016
2606205915
2706206014
2807215913
2907216012
3007226011
3118225811

Wind in October

Winds average 7 km/h in October.

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

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 48 min at the start of October to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over October. Sunrise moves from 5:50 AM to 5:58 AM, and sunset from 5:41 PM to 5:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:505:41
211.85:505:40
311.85:505:39
411.85:505:38
511.85:515:37
611.85:515:37
711.75:515:36
811.75:515:35
911.75:515:34
1011.75:525:34
1111.75:525:33
1211.75:525:32
1311.75:525:31
1411.65:535:31
1511.65:535:30
1611.65:535:29
1711.65:535:29
1811.65:545:28
1911.65:545:28
2011.55:545:27
2111.55:555:26
2211.55:555:26
2311.55:555:25
2411.55:565:25
2511.55:565:24
2611.55:565:24
2711.45:575:23
2811.45:575:23
2911.45:585:22
3011.45:585:22
3111.45:585:21

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.21 kWh/m².

For context, solar energy here swings from a low near 3.62 kWh/m² to a high of 6.02 kWh/m² in April across the year — October's 4.21 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.4Bright
44.4Bright
54.3Bright
64.3Bright
74.3Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.1Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.0Bright
284.0Bright
294.0Bright
304.0Moderate
314.0Moderate
Planning a trip in October

Is October a good time to visit San Ignacio?

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

3.4
Sightseeing
7th-best month of the year
4.9
Beach & pool
8th-best month of the year

October is a weaker month for outdoor sightseeing in San Ignacio.

What to pack for San Ignacio in October

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

In October, San Ignacio sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. About 22 days see rain.

light clothesrain gear

UV index in San Ignacio in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Ignacio peaks around April 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 8 (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 15UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr13Extreme
May10Extreme
Jun13Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov8Very high
Dec8Very high

Air quality in San Ignacio in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in San Ignacio is worst in May — around 30 µg/m³ PM2.5 (moderate), about 5.2× the cleanest month (December, 6 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1529 µg/m³Dec 186 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb7Good
Mar10Good
Apr28Moderate
May30Moderate
Jun26Moderate
Jul28Moderate
Aug19Moderate
Sep14Moderate
Oct10Good
Nov7Good
Dec6Good
Location & terrain

Where is San Ignacio?

San Ignacio sits at 17.2°N, 89.1°W, 0 m above sea level, in Belize. The nearest listed city is Melchor de Mencos, 14 km away.

BelmopanCrooked TreeHopkinsDangriga

Topography around San Ignacio

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

Within 3 km, the terrain around San Ignacio has only modest variations in elevation — a maximum elevation change of 131 m around an average of 92 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 451 m; within 80 km, large variations in elevation — a maximum elevation change of 1,118 m.

The land around San Ignacio is covered by trees (55%) and grassland (24%) within 3 km, trees (66%) and grassland (29%) within 16 km, and trees (79%) within 80 km.

3 km
131 m
16 km
451 m
80 km
1,118 m
treesgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Melchor de Mencos 14 km · Belmopan 34 km · Crooked Tree 89 km · Hopkins 90 km · Dangriga 91 km · Flores 92 km · San Benito 94 km · Poptún 99 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 San Ignacio (17.1588°, -89.0696°, elevation 0 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).