Climate averages 1991–2020
Santa Lucía Cotzumalguapa weather
in May.
A hot, very wet month: the joint 5th warmest and the 7th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Santa Lucía Cotzumalguapa: daytime highs average 28.4°C and nights cool to about 20.5°C. By daytime temperature it is the joint 5th warmest of the 12 months.
Expect about 248 mm of rain on roughly 26 days, which makes May a very wet month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 47 min on an average May day.
The nearest other city in this atlas is Escuintla (26 km away). In May its highs average 28.9°C, about as warm as Santa Lucía Cotzumalguapa, with 299 mm of rain.
Among the 23 cities listed in Guatemala, Santa Lucía Cotzumalguapa ranks 8th of 23 for the warmest May highs and 16th of 23 for the driest May (rainfall, lowest first). The mean May high of those 23 cities is 26.3°C; Santa Lucía Cotzumalguapa is 2.1°C warmer than that mean.
From May to June, average highs fall by 1.3°C to 27.1°C, and monthly rainfall rises from 248 mm to 336 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Santa Lucía Cotzumalguapa climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.4°C18.0°C | 18.0°C | 7.7 | 2.3 | 11.411 h |
| February | 30.4°C18.4°C | 18.4°C | 6.4 | 1.9 | 11.712 h |
| March | 30.9°C19.3°C | 19.3°C | 18 | 5.5 | 12.012 h |
| April | 30.5°C20.2°C | 20.2°C | 58 | 12.5 | 12.412 h |
| May, selected | 28.4°C20.5°C | 20.5°C | 248 | 26.0 | 12.813 h |
| June | 27.1°C20.0°C | 20.0°C | 336 | 28.5 | 13.013 h |
| July | 27.6°C19.6°C | 19.6°C | 256 | 28.1 | 12.913 h |
| August | 27.4°C19.7°C | 19.7°C | 294 | 29.3 | 12.613 h |
| September | 26.6°C19.5°C | 19.5°C | 374 | 29.4 | 12.212 h |
| October | 26.5°C19.1°C | 19.1°C | 336 | 27.6 | 11.812 h |
| November | 27.3°C18.5°C | 18.5°C | 101 | 15.6 | 11.511 h |
| December | 28.4°C18.0°C | 18.0°C | 17 | 4.5 | 11.311 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Escuintla in MayGuatemala · 26 kmHigh 28.9°C · Low 20.5°C · 299 mm rain
- Chimaltenango in MayGuatemala · 42 kmHigh 24.1°C · Low 15.4°C · 132 mm rain
- Villa Nueva in MayGuatemala · 52 kmHigh 26.0°C · Low 17.3°C · 227 mm rain
- Villa Canales in MayGuatemala · 55 kmHigh 26.6°C · Low 17.6°C · 227 mm rain
- Mazatenango in MayGuatemala · 56 kmHigh 28.7°C · Low 21.1°C · 437 mm rain
- San Juan Sacatepéquez in MayGuatemala · 59 kmHigh 24.5°C · Low 14.3°C · 132 mm rain
- Santa Catarina Pinula in MayGuatemala · 62 kmHigh 25.6°C · Low 16.1°C · 227 mm rain
- Chichicastenango in MayGuatemala · 68 kmHigh 22.4°C · Low 14.0°C · 157 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Santa Lucía Cotzumalguapa) is explained once on the Santa Lucía Cotzumalguapa year overview and on the Sources, method and limits page.