May · Germany
Best time to visit Frankfurt in May Weather, crowds & prices
Weather in Frankfurt in May
Average temperature 15°C, 75 mm of rain, about 28 days with 6+ hours of sunshine and 65% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
May score
8.9/10
Ranked #4 of 12 months
- Avg temp
- 15°C
- Rainfall
- 75 mm
- Humidity
- 65%
- Days with 6h+ sun
- 28
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
May in Frankfurt scores 8.9/10 for sightseeing and cultural travel - an above-average month (#4 of 12). Expect around 15°C, 75 mm of rain, and roughly 28 days with 6+ hours of sunshine this month.
Towers rise over the Main in Frankfurt, with the Römerberg old town and Museumsufer within walking distance.
May is one of the strongest months in Frankfurt (4th)
Temperatures hover around 15°C (59°F) — the kind of month where neither heat nor cold forces the schedule.
Budget for roughly 75 mm of rain this month — a flexible day or two helps — with about 28 days with 6+ hours of sunshine and 15.4 hours of daylight to work around it.
On our climate-comfort scale this is one of the strongest months of the year for Frankfurt at 8.9/10 (4th of 12), just behind August at 9.3/10.
Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer.
Expect mid-season pricing, and crowds are moderate.
Frequently asked
- What is the weather like in Frankfurt in May?
- In May, Frankfurt averages 15°C, 75 mm of rain, and about 28 days with 6+ hours of sunshine. Its climate-comfort score is 8.9/10.
- Is May a good time to visit Frankfurt?
- May earns a 8.9/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Frankfurt in May?
- Expect about 75 mm of rain in May. Average humidity is 65% and there are about 28 days with 6+ hours of sunshine.
Curated in Frankfurt
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Frankfurt, Germany. Live activities and tours from GetYourGuide, matched to this destination.