Granada (Alhambra) weather in May
May in Granada: warm, a little rain, with clean air — one of the best months to visit.
Updated September 2026 · climate normals from ERA5 reanalysis
#1 of 12 months in Granada · #85 of 1413 destinations to visit in May · comfort 92/100 (tier S)
- Days
- 27°C
- Nights
- 11°C
- Wet days
- 6
- Sun
- 12.5 h
- Humidity
- 55%
- Daylight
- 14 h

Traveller notes on Granada in May
Granada's forum calls May the start of summer, often hitting 30°C or higher but pleasant compared to high summer's 40°C-plus heat. Regulars rate spring and autumn as the best windows to visit generally, with May's flowers and the early-May crosses festival as a bonus, before crowds and heat both peak.
Other months in Granada
Regulars are specific that while the city itself settles into pleasant, mild spring weather, the nearby Sierra Nevada still holds slushy but skiable snow through this month, the season typically not wrapping up until late May - a genuine two-climates-in-one-trip contrast within a short drive. Our row backs that mild, still-showery read, 21.9C over 7.2C nights feeling 5C, with 50.3mm of rain across 8.2 days and a trace of mountain snow, 2.1cm, matching that lingering high-elevation season. Regulars are consistent this counts among the more pleasant months to be in the city itself, comfortable for exploring the Alhambra and Albaicin without summer's heat. The record: humidity 64 percent, 11 hours of sun, a 12.7 kph wind and AQI 39.
Granada-forum threads on July weather are direct that it runs genuinely intense, afternoon highs commonly touching 40C with the hottest stretch of the day landing later than most visitors expect, often 5 or 6pm rather than straight overcast noon. Posters are consistent it's a low-humidity heat rather than the muggier version found in coastal Spain, which makes shade feel meaningfully cooler than the thermometer suggests. The standing local rhythm is an early start for the Alhambra and old town, a long indoor or air-conditioned break through the early-to-mid afternoon, then evenings that stay lively once the worst of the heat breaks. Mid-July onward is called a slightly less intense stretch locally, a modest seasonal easing after the peak. The record: a scorching 37.1C by day feeling like a punishing 37C, 18.4C nights, a very low 37 percent humidity and 13.3 hours of sun.
Granada-forum threads on October weather call it statistically one of the wettest months in Andalucia, but the rain itself comes as sudden, very heavy showers that clear up almost as fast as they start rather than a settled wet spell - out comes the sun again straight after. Mornings run cold enough that posters recommend layers over a single outfit, with a lightweight rain mac as the one non-negotiable extra. The month is also called one of the two optimal windows for Granada, alongside late April, precisely for this mild-but-changeable combination - though it's busy with European school holidays, so Alhambra tickets need booking well ahead regardless of the weather. The record: 25.7C days feeling like 24C, 10.2C nights, 39mm of rain across 5.5 days and 9.5 hours of sun.
Forum posters describe November as a genuine coin flip - some days wonderful, some cold, with mornings reliably chilly even on the warmer days. Andalucia can still surprise with a sunny stretch hitting 30C, but the month trends more changeable overall, with a real chance of rain mixed among the sunny spells. Posters frame November as sitting right at the edge of the dry season, tail end of the rainy stretch - if rain comes it tends to be heavy but short rather than a settled washout. Layers plus rain protection alongside something lighter for a lucky warm afternoon is the standard packing call.
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Granada climate normals — May
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Granada in May
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Peak crowdsDia de la Cruz, Feria del Corpus, school holidays in 4 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Granada's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Best weatherGranada's best weather comes in April, May and October — separate windows, not one continuous season.
May includes Dia de la Cruz.
Best weatherFair weatherToughest weather
What's on in Granada in May
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Rule
Alhambra timed entry
1 Jan – 31 DecBook earlyDaily numbers are capped and the Nasrid Palaces are sold as a half-hour slot you cannot miss. Between March and October tickets go weeks out; a same-day ticket is not a plan. Source ↗
- Festival
Dia de la Cruz
1–5 MayReligious feastCrowdedFlower crosses in the squares of the Realejo and the Albaicin on 3 May, each with a bar and a sound system beside it. The city drinks in the street for two days. Source ↗
- Festival
Feria del Corpus
30 May – 6 JunReligious feastCrowdedBook earlyGranada's own feria, tied to Corpus Christi sixty days after Easter: a tarasca parade in the morning and casetas on the Almanjayar fairground until dawn. Source ↗
Nearby, and something's on
Within 300 km of Granada — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Granada?
Granada in May — FAQ
- Is May a good time to visit Granada?
- May in Granada: warm, a little rain, with clean air — one of the best months to visit. It ranks #1 of 12 months for Granada on SeasonMap's comfort score (92/100).
- What is the weather like in Granada in May?
- In May, Granada averages a daily high of 27.3°C and a low of 10.5°C, with about 32.7 mm of rain over roughly 5.6 rainy days.
- What is the air quality in Granada in May?
- Granada has a mean US Air Quality Index of about 41 in May.
Within 300 km: Córdoba, Spain's Cruces de Mayo around 28 Apr – 5 May, and Marbella's Beach clubs and chiringuitos open around 1 Apr – 15 Oct.