May · Chile
Best time to visit Calama in May Weather, crowds & prices
Weather in Calama in May
Average temperature 12°C, 0 mm of rain, about 24 days with 6+ hours of sunshine and 20% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
May score
8.6/10
Ranked #9 of 12 months
- Avg temp
- 12°C
- Rainfall
- 0 mm
- Humidity
- 20%
- Days with 6h+ sun
- 24
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
May in Calama scores 8.6/10 for sightseeing and cultural travel - ranked #9 of 12. Expect around 12°C, 0 mm of rain, and roughly 24 days with 6+ hours of sunshine this month.
Calama is the dry Atacama logistics town-airport gateway to San Pedro and Chuquicamata’s copper hinterland. Best window: cooler months from late autumn through early spring.
May ranks 9th of 12 for Calama — one of the best windows
Temperatures hover around 12°C (54°F) — the kind of month where neither heat nor cold forces the schedule.
At just 0 mm for the month, rain will not shape your plans; you get about 24 days with 6+ hours of sunshine and 10.9 hours of daylight.
On our climate-comfort scale this is one of the strongest months of the year for Calama at 8.6/10 (9th of 12), just behind January at 9.9/10.
Pack layers you can shed by midday plus one warm layer for the evening.
Expect low-season pricing, and crowds are light for this destination.
Frequently asked
- What is the weather like in Calama in May?
- In May, Calama averages 12°C, 0 mm of rain, and about 24 days with 6+ hours of sunshine. Its climate-comfort score is 8.6/10.
- Is May a good time to visit Calama?
- May earns a 8.6/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Calama in May?
- Expect about 0 mm of rain in May. Average humidity is 20% and there are about 24 days with 6+ hours of sunshine.
Curated in Calama
Tickets & experiences
Things to do in Calama
Calama, Chile. Live activities and tours from GetYourGuide, matched to this destination.