Granada records about 360mm of rain across roughly 55 wet days a year, which is a 15% chance on an average day. December is the wettest month at 50mm (14% of the annual total) and July the driest at 2mm. Local rain type: brief showers. Granada's semi-arid climate means rain is infrequent, especially in summer. Winter showers are brief. The Sierra Nevada mountains catch most moisture before it reaches the city.
Chance of rain on an average day: 15%
Rainfall climatology for Granada. The live hour-by-hour answer for today loads at the top of this page from Open-Meteo and refreshes through the day — the figures below describe a typical year, not today.
Last updated: · Live forecast data refreshes hourly.
| Annual rainfall | 360mm |
| Rain days per year | 55 |
| Odds on an average day | 15% |
| Wettest month | December — 50mm over 8 days |
| Driest month | July — 2mm over 1 days |
| Rain type | brief showers |
| Best dry window | June through September is virtually rain-free with clear views of the Sierra Nevada. |
| Worst rain window | November brings the most rain, but rarely more than a brief afternoon shower. |
December delivers 2400% more rain than July (50mm vs 2mm). That gap is the difference between planning around showers and ignoring them.
No single month holds more than 14% of the annual total, so rain in Granada is spread through the year — there is no season you can rely on being dry.
Granada rain typically comes as discrete showers, so a compact umbrella and a flexible plan are usually enough.
Rain falls on about 8 days in December against 1 in July — the frequency swing matters more for planning than the millimetre totals.
Climate normals. Use them to judge whether today's live forecast at the top of the page is typical or unusual for the season.
| Month | Rainfall | Rain days | Chance on a given day | Highs |
|---|---|---|---|---|
| January | 40mm | 6 | 20% | 12°C |
| February | 35mm | 5 | 17% | 12°C |
| March | 35mm | 5 | 17% | 15°C |
| April | 40mm | 6 | 20% | 20°C |
| May | 30mm | 5 | 17% | 26°C |
| June | 10mm | 2 | 7% | 31°C |
| July | 2mm | 1 | 3% | 34°C |
| August | 3mm | 1 | 3% | 34°C |
| September | 20mm | 3 | 10% | 31°C |
| October | 45mm | 7 | 23% | 26°C |
| November | 50mm | 8 | 27% | 20°C |
| December | 50mm | 8 | 27% | 15°C |
Rain probability is the chance that at least 0.2mm falls at your location — not how long it rains. For Granada we combine the hourly probability curve, expected volume in millimetres, and the city's own rainfall record into a single umbrella verdict.
| Factor | Weight | What it measures |
|---|---|---|
| Hourly probability | 40% | Peak and sustained chance of measurable rain across the next 24 hours. |
| Expected volume | 30% | Total millimetres, which separates a passing shower from a genuine soaking. |
| Timing & duration | 20% | When rain starts, when it eases, and the longest continuous dry window. |
| Local rain type | 10% | Drizzle, brief showers, thunderstorms or monsoon — each needs different gear. |
Live hourly values come from Open-Meteo and refresh through the day. Monthly rainfall figures are climate normals, so they describe a typical year rather than a forecast.
Granada records rain on roughly 55 days a year — about a 15% chance on any given day — totalling around 360mm.
December, with about 50mm over 8 rain days. That is 14% of the entire year's rainfall in a single month.
July is the driest month at 2mm across roughly 1 days. June through September is virtually rain-free with clear views of the Sierra Nevada.
Granada's semi-arid climate means rain is infrequent, especially in summer. Winter showers are brief. The Sierra Nevada mountains catch most moisture before it reaches the city.
No. Probability is the chance that at least 0.2mm of rain falls at your location at some point in the period. Check the expected millimetres alongside it: 40% with 0.4mm is a passing shower, 40% with 12mm is a soaking.