Weather in Guatemala - today, tomorrow and 14-day forecast

Right now temperatures across Guatemala range from 22° to 28°. Below: today's conditions city by city, a live weather map, the 14-day outlook and month-by-month climate to help you pick the best time to travel.

Country values are the median of forecasts from 10 cities; the range shows local differences. Methodology.

Weather in Guatemala's cities today

🌧️San Miguel Petapa 28°💧 8.6 mm 🌧️Puerto Barrios 28°💧 9 mm 🌧️Amatitlán 27°💧 8.4 mm 🌧️Cobán 26°💧 5.2 mm 🌧️Jalapa 26°💧 5.9 mm 🌧️Chimaltenango 25°💧 5.3 mm 🌧️Mixco 23°💧 5 mm 🌧️Chichicastenango 23°💧 3 mm 🌧️Totonicapán 22°💧 4.3 mm 🌧️Quetzaltenango 22°💧 8.8 mm

Weather map - today's temperatures

Pill colour shows today's daytime temperature. Click a city for its full 14-day forecast.

Next days in Guatemala

today🌧️ 25°💧 5.6 mm

Sun🌧️ 24°💧 3.2 mm

Mon🌧️ 25°💧 9.8 mm

Tue🌧️ 21°💧 11.9 mm

Wed🌧️ 24°💧 3 mm

Thu🌧️ 25°💧 1.3 mm

Fri🌧️ 25°💧 1.1 mm

Sat🌧️ 26°💧 0.6 mm

Forecast vs 1991-2020 climate normal

How does the current forecast compare with normal?

We compare the coming days with weather usually observed at this time of year.

NASA POWER

Tuesday 8 Sept in Guatemala, the forecast high is 21°C. Typical daytime temperatures at this time of year range from 24°C to 26°C, so it will be exceptionally cool. It is cooler than 99% of similar days.

Saturday 5 Sept

25°Cnear normal

usually 24°C–26°C

night: exceptionally cool rain: typical rainfall wind: typical

Sunday 6 Sept

24°Cnear normal

usually 24°C–26°C

night: exceptionally cool rain: less rain than usual wind: typical

Monday 7 Sept

25°Cnear normal

usually 24°C–26°C

night: exceptionally cool rain: more rain than usual wind: typical

Tuesday 8 Sept

21°Cexceptionally cool

usually 24°C–26°C

cooler than 99% of similar days

night: exceptionally cool rain: more rain than usual wind: lighter than usual

Wednesday 9 Sept

24°Ccooler than usual

usually 24°C–26°C

cooler than 75% of similar days

night: exceptionally cool rain: less rain than usual wind: stronger than usual

Thursday 10 Sept

25°Cnear normal

usually 24°C–26°C

night: exceptionally cool rain: less rain than usual wind: typical

Friday 11 Sept

25°Cnear normal

usually 24°C–26°C

night: exceptionally cool rain: less rain than usual wind: typical

How warm was this week in previous years?

Each bar shows the average daily high during the same 7-day period in each year.

swipe to see more years →

cooler yearstypical rangewarmer years2026 forecastcurrent forecast

From 1981 to 2025, the 5-11 Sept period averaged 25°C by day. The coolest year was 1993 (22°C) and the warmest was 1985 (30°C). The current forecast averages 24°C - lower than in 80% of historical years.

Historical reference: NASA POWER daily gridded data (MERRA-2), the 1991-2020 normal and a +/- 7-day calendar window. The typical range is the 20th-80th percentile. This is not a city weather-station reading and does not change the current forecast. NASA POWER Daily API.

14-day forecast - Guatemala

Guatemala - 14-day weather forecast infographic

Guatemala 30 & 45-day weather - long-range outlook

Next 15 days · forecast

24°

around 16° at night · days with rain: 14

Weeks 3-4 · avg for September

25°

around 16° at night · rain chance 68%

Weeks 5-7 · avg for October

24°

around 16° at night · rain chance 44%

The 30 & 45-day outlook for Guatemala: the next 15 days are a numerical forecast updated daily - on average 24° by day and 16° at night. Further out we rely on multi-year climate averages: around 25° in September, and about 24° in October. Forecasts beyond two weeks are indicative only.

Today vs the next days - Guatemala cities

City	Today	+3 days	+7 days	Rain today
🌧️ San Miguel Petapa	28℃	24℃	28℃	8.6 mm
🌧️ Puerto Barrios	28℃	32℃	32℃	9 mm
🌧️ Amatitlán	27℃	23℃	28℃	8.4 mm
🌧️ Cobán	26℃	24℃	27℃	5.2 mm
🌧️ Jalapa	26℃	23℃	27℃	5.9 mm
🌧️ Chimaltenango	25℃	19℃	25℃	5.3 mm
🌧️ Mixco	23℃	18℃	23℃	5 mm
🌧️ Chichicastenango	23℃	19℃	23℃	3 mm
🌧️ Totonicapán	22℃	16℃	22℃	4.3 mm
🌧️ Quetzaltenango	22℃	17℃	21℃	8.8 mm

Day-by-day forecast for Guatemala

Saturday5 September 2026

🌧️25°moderate rain

night 15° · evening 18° · rain 5.57 mm · humidity 50.5% · wind 3 m/s · clouds 70%

Sunday6 September 2026

🌧️24°light rain

night 15° · evening 18° · rain 3.2199999999999998 mm · humidity 48.5% · wind 3 m/s · clouds 80.5%

Monday7 September 2026

🌧️25°moderate rain

night 16° · evening 18° · rain 9.805 mm · humidity 48.5% · wind 3 m/s · clouds 36.5%

Tuesday8 September 2026

🌧️21°light rain

night 16° · evening 17° · rain 11.920000000000002 mm · humidity 68% · wind 3 m/s · clouds 100%

Wednesday9 September 2026

🌧️24°light rain

night 15° · evening 17° · rain 3.04 mm · humidity 45% · wind 3 m/s · clouds 74.5%

Thursday10 September 2026

🌧️25°light rain

night 15° · evening 17° · rain 1.29 mm · humidity 43% · wind 3 m/s · clouds 7.5%

Friday11 September 2026

🌧️25°light rain

night 16° · evening 18° · rain 1.0950000000000002 mm · humidity 47% · wind 3 m/s · clouds 17.5%

Saturday12 September 2026

🌧️26°light rain

night 16° · evening 18° · rain 0.585 mm · humidity 37% · wind 3 m/s · clouds 5%

Sunday13 September 2026

🌧️25°moderate rain

night 16° · evening 18° · rain 7.08 mm · humidity 43% · wind 3 m/s · clouds 7%

Monday14 September 2026

🌧️24°light rain

night 16° · evening 18° · rain 9.645 mm · humidity 50.5% · wind 3 m/s · clouds 48.5%

Tuesday15 September 2026

🌧️23°moderate rain

night 16° · evening 18° · rain 8.46 mm · humidity 61.5% · wind 2 m/s · clouds 60.5%

Wednesday16 September 2026

🌧️22°light rain

night 17° · evening 17° · rain 13.365 mm · humidity 79.5% · wind 2 m/s · clouds 87%

Thursday17 September 2026

🌧️21°moderate rain

night 17° · evening 18° · rain 29.22 mm · humidity 81% · wind 1 m/s · clouds 97%

Friday18 September 2026

🌧️21°heavy rain

night 17° · evening 18° · rain 32.474999999999994 mm · humidity 83.5% · wind 2 m/s · clouds 99%

Saturday19 September 2026

🌧️22°moderate rain

night 17° · evening 18° · rain 21.630000000000003 mm · humidity 79.5% · wind 3 m/s · clouds 88.5%

Sea temperature - Guatemala

Beach	Water today	Water week avg	Waves	How's the water?
Puerto Barrios	31℃	31℃	0.3 m	very warm

Sea-surface temperature from marine models, updated daily. See also: where the sea is warmest right now.

Air quality and smog in Guatemala

City	PM2.5 (µg/m³)	PM10 (µg/m³)	Air quality
Gwatemala	14.1	14.7	good

Based on PM2.5 thresholds. Station readings, updated daily (last reading: 2026-09-04, 19:00).

Guatemala weather through the year

Guatemala weather month by month - when is the best time to go?

January (24°)February (25°)March (26°)April (27°)May (27°)June (25°)July (25°)August (26°)September (25°)October (24°)November (23°)December (24°)

Weather in other countries in Central America

HondurasEl SalvadorNicaraguaCosta RicaPanamaBelize

Public holidays in Guatemala - when are the long weekends?

Next long weekend in Guatemala: Independence Day (15 September, Tuesday) - Saturday–Tuesday if you take Monday off (4 days).

2026

15 SeptemberTuesday

Independence Day

long weekend + bridge day

20 OctoberTuesday

Revolution Day

long weekend + bridge day

1 NovemberSunday

All Saints' Day

falls on a weekend

24 DecemberThursday

Christmas Eve

long weekend + bridge day

25 DecemberFriday

Christmas Day

long weekend

31 DecemberThursday

New Year's Eve

long weekend + bridge day

2027

1 JanuaryFriday

New Year's Day

long weekend

25 MarchThursday

Maundy Thursday

long weekend + bridge day

26 MarchFriday

Good Friday

long weekend

27 MarchSaturday

Holy Saturday

falls on a weekend

28 MarchSunday

Easter Sunday

falls on a weekend

1 MaySaturday

International Workers' Day

falls on a weekend

Public holidays (statutory days off) - shops, offices and some attractions may be closed. A "bridge day" is a workday between a holiday and the weekend worth taking as leave. Lunar holiday dates marked as tentative may shift by one day after the official announcement.

Calendar sources

Nager.Date public holiday database

FAQ - Guatemala weather

What is the weather like in Guatemala today?

Today it is about 25° during the day and 15° at night, moderate rain.

How far ahead can I check the forecast for Guatemala?

This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.