May · Peru
Best time to visit Lima in May Weather, crowds & prices
Weather in Lima in May
Average temperature 18°C, 1 mm of rain, about 30 days with 6+ hours of sunshine and 83% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
May score
9.2/10
Ranked #8 of 12 months
- Avg temp
- 18°C
- Rainfall
- 1 mm
- Humidity
- 83%
- Days with 6h+ sun
- 30
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
May in Lima scores 9.2/10 for sightseeing and cultural travel - ranked #8 of 12. Expect around 18°C, 1 mm of rain, and roughly 30 days with 6+ hours of sunshine this month.
Coastal cliffs, ceviche culture, and colonial plazas peak in milder November-March months.
May in Lima — one of the year's strongest windows (8th)
Temperatures hover around 18°C (65°F) — the kind of month where neither heat nor cold forces the schedule.
At just 1 mm for the month, rain will not shape your plans; you get about 30 days with 6+ hours of sunshine and 11.6 hours of daylight.
On our climate-comfort scale this is one of the strongest months of the year for Lima at 9.2/10 (8th of 12), just behind January at 9.4/10.
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 Lima in May?
- In May, Lima averages 18°C, 1 mm of rain, and about 30 days with 6+ hours of sunshine. Its climate-comfort score is 9.2/10.
- Is May a good time to visit Lima?
- May earns a 9.2/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Lima in May?
- Expect about 1 mm of rain in May. Average humidity is 83% and there are about 30 days with 6+ hours of sunshine.
Curated in Lima
Tickets & experiences
Things to do in Lima
Lima, Peru. Live activities and tours from GetYourGuide, matched to this destination.