Jacaltenango weather in December

In December, Jacaltenango sees average daytime highs of 22°C and overnight lows near 12°C, with 19 mm of rain across 3.1 wet days and about 11.1 hours of daylight. It is the 12th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 22°C through the month. The sky is clear or mostly clear about 61% of the time in December, and the air most often feels dry.

Daylight stretches from about 11 h 06 min at the start of December to 11 h 06 min by month's end. Set against the rest of the year, December is Jacaltenango's 4th-clearest and 4th-windiest month. For the whole year in context, see Jacaltenango's year-round climate.

Daytime high
22°
12th warmest
Overnight low
12°
3rd coldest
Rainfall
19 mm
3.1 wet days
Daylight
11 h 06 min
6:31 AM – 5:35 PM
Cloud cover
37%
4th clearest
Wind
6 km/h
4th windiest
Solar energy
4.69 kWh/m²
Travel score
8.2
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 22°C through the month.

A typical December day in Jacaltenango reaches about 22°C in the afternoon and slips back to 12°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 25°C. Set against its neighbours, December runs on par with November and on par with January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12212
22212
32212
42212
52212
62212
72212
82212
92212
102212
112212
122212
132212
142212
152212
162212
172212
182212
192212
202212
212212
222212
232212
242211
252211
262211
272211
282211
292211
302211
312211

Jacaltenango weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 11°92.211.28.5
Feb24° / 12°61.711.58.9
Mar26° / 13°102.411.98.5
Apr27° / 14°296.412.37.4
May26° / 15°13016.612.75.6
Jun24° / 15°38427.212.94.0
Jul24° / 14°23424.212.84.6
Aug24° / 14°30826.412.54.3
Sep24° / 15°3872812.13.9
Oct23° / 14°21821.311.65.0
Nov23° / 13°50911.37.0
Dec22° / 12°193.111.18.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 61% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 20% of December, with mostly cloudy or overcast conditions the remaining 19%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17822
27921
38020
48119
58119
68119
78218
88218
98218
108218
118218
128119
138119
148119
158119
168119
178119
188119
198119
208119
218119
228119
238119
248119
258218
268218
278218
288218
298218
308218
318317

Chance of precipitation in December

Any precipitation

Jacaltenango gets around 19 mm of rain over 3.1 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 11% and peaks near 14% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
114
214
313
413
512
611
711
811
911
1011
1111
1211
1311
1411
1511
1611
1711
1811
1911
2011
2110
2210
2310
2410
259
269
279
289
299
309
319

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 66% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
153452
254442
355432
456422
557412
658402
760382
861381
962371
1063361
1163361
1264351
1364351
1465341
1565341
1666331
1766331
1867321
1967321
2068311
2169301
2270291
2371281
2471281
2573270
2674260
2775250
2876240
2977230
3078220
3179210

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 06 min at the start of December to 11 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 6:23 AM to 6:38 AM, and sunset from 5:31 PM to 5:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:235:31
211.16:235:31
311.16:245:31
411.16:245:31
511.16:255:32
611.16:255:32
711.16:265:32
811.16:265:32
911.16:275:33
1011.16:285:33
1111.16:285:33
1211.16:295:34
1311.16:295:34
1411.16:305:34
1511.16:305:35
1611.16:315:35
1711.16:315:36
1811.16:325:36
1911.16:325:37
2011.16:335:37
2111.16:335:37
2211.16:345:38
2311.16:345:38
2411.16:355:39
2511.16:355:39
2611.16:365:40
2711.16:365:40
2811.16:365:41
2911.16:375:41
3011.16:375:42
3111.16:385:42

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.69 kWh/m².

For context, solar energy here swings from a low near 4.68 kWh/m² to a high of 6.59 kWh/m² in April across the year — December's 4.69 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.6Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.6Bright
174.6Bright
184.6Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
314.8Bright
Planning a trip in December

Hazard calendar for Jacaltenango

In seasonPeak

None of Jacaltenango's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Jacaltenango's monsoon runs June–October, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Jacaltenango?

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

8.2
Sightseeing
4th-best month of the year
5.9
Beach & pool
5th-best month of the year

December is one of the better times to visit Jacaltenango for general sightseeing.

What to pack for Jacaltenango in December

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

In December, Jacaltenango sees daytime highs around 22°C and nights near 12°C. Worth packing: light clothes and sun protection. About 3 days see rain.

light clothessun protection

UV index in Jacaltenango in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Jacaltenango peaks around April 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highApr 12UV 15Dec 15UV 9
UV index (midday)Level
Jan10Extreme
Feb14Extreme
Mar14Extreme
Apr15Extreme
May13Extreme
Jun14Extreme
Jul13Extreme
Aug14Extreme
Sep13Extreme
Oct12Extreme
Nov10Very high
Dec9Very high

Air quality in Jacaltenango in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Jacaltenango is worst in May — around 38 µg/m³ PM2.5 (poor), about 3.1× the cleanest month (January, 12 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1137 µg/m³Jan 112 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb13Moderate
Mar21Moderate
Apr35Moderate
May38Poor
Jun21Moderate
Jul20Moderate
Aug18Moderate
Sep18Moderate
Oct15Moderate
Nov13Moderate
Dec12Moderate
Location & terrain

Where is Jacaltenango?

Jacaltenango sits at 15.7°N, 91.7°W, 1,459 m above sea level, in Guatemala. The nearest listed city is Soloma, 30 km away.

SolomaComalapaHuehuetenangoComitancilloCabricánMotozintlaNebajMomostenango

Topography around Jacaltenango

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

Within 3 km, the terrain around Jacaltenango has very significant variations in elevation — a maximum elevation change of 1,275 m around an average of 1,551 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,747 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,019 m.

The land around Jacaltenango is covered by trees (94%) within 3 km, trees (88%) within 16 km, and trees (76%) within 80 km.

3 km
1,275 m
16 km
2,747 m
80 km
4,019 m
treesshrubsgrasslandcroplandartificial surfaces
December weather nearby: Soloma 30 km · Comalapa 46 km · Huehuetenango 46 km · Comitancillo 64 km · Cabricán 66 km · Motozintla 66 km · Nebaj 67 km · Momostenango 76 km

Guatemala travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 43% of US
price level, 2025
GDP per capita
$6,598
2025
Happiness
6.5 / 10
World Happiness, 2025
Safe drinking water
49%
of population, 2024
Homicide rate
23.4
per 100k, 2023
Road deaths
22.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 510
Religion
Evangelical 46%Roman Catholic 42%none 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 Jacaltenango (15.6666°, -91.7118°, elevation 1,459 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).