Gran Canaria records about 228mm of rain across roughly 26 wet days a year, which is a 7% chance on an average day. December is the wettest month at 32mm (14% of the annual total) and July the driest at 0mm. Local rain type: brief showers. Gran Canaria is a "miniature continent" — the south is desert-dry while the mountainous center can be misty. Pack for the coast and you'll stay dry.
Chance of rain on an average day: 7%
Rainfall climatology for Gran Canaria. 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 | 228mm |
| Rain days per year | 26 |
| Odds on an average day | 7% |
| Wettest month | December — 32mm over 5 days |
| Driest month | July — 0mm over 0 days |
| Rain type | brief showers |
| Best dry window | Year-round dry conditions on southern beaches. |
| Worst rain window | November through February brings the only rainfall, mainly in the mountains. |
December delivers 3200% more rain than July (32mm vs 0mm). 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 Gran Canaria is spread through the year — there is no season you can rely on being dry.
Gran Canaria rain typically comes as discrete showers, so a compact umbrella and a flexible plan are usually enough.
Rain falls on about 5 days in December against 0 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 | 28mm | 4 | 13% | 21°C |
| February | 24mm | 4 | 13% | 21°C |
| March | 18mm | 3 | 10% | 22°C |
| April | 10mm | 1 | 3% | 23°C |
| May | 4mm | 1 | 3% | 25°C |
| June | 1mm | 1 | 3% | 26°C |
| July | 0mm | 0 | 0% | 27°C |
| August | 1mm | 1 | 3% | 27°C |
| September | 8mm | 1 | 3% | 26°C |
| October | 18mm | 3 | 10% | 25°C |
| November | 30mm | 4 | 13% | 23°C |
| December | 32mm | 5 | 17% | 22°C |
Rain probability is the chance that at least 0.2mm falls at your location — not how long it rains. For Gran Canaria 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.
Gran Canaria records rain on roughly 26 days a year — about a 7% chance on any given day — totalling around 228mm.
December, with about 32mm over 5 rain days. That is 14% of the entire year's rainfall in a single month.
July is the driest month at 0mm across roughly 0 days. Year-round dry conditions on southern beaches.
Gran Canaria is a "miniature continent" — the south is desert-dry while the mountainous center can be misty. Pack for the coast and you'll stay dry.
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.