Zaragoza features a continentalized Mediterranean climate with hot, dry summers and mild, mostly dry winters. Summer highs often reach 32–34°C, while winter lows can dip to 2–3°C. Rainfall is scarce year-round, peaking in spring and autumn, and sunshine is abundant, especially from May to September. The city’s climate allows for comfortable travel in most seasons.
The best times to travel section shows how the months compare for a visit, so you can find the time of year that fits what you want to do.
Background colours of the months:
The colour shows the typical temperature: yellow (hot), green (mild) and blue (cold). How strong the colour is shows the travel season: full colour means high season, soft colour means shoulder season and soft-striped means off season.
Weather symbols:
Each month has one symbol showing what the weather is typically like, such as hot and sunny, freezing or a rainy or snowy season. Use them to quickly spot months that match the weather you want, or to avoid the ones that don't.
Crowdedness:
The people icon shows how busy the place usually is. The more people, the more crowded it gets.
Additional notes:
The grey info boxes point out special things worth knowing, like recurring weather issues or seasonal events.
Zaragoza’s climate is shaped by its inland location in the Ebro Valley, resulting in pronounced seasonal contrasts and low annual rainfall. Summers (June–September) are hot, dry, and sunny, with average highs of 32–34°C in July and August. Heatwaves can push daytime temperatures above 40°C, though nights are cooler, averaging 17–19°C. Rain is rare in summer, with July and August each seeing just 15–22 mm of precipitation over 4–6 days. Sunshine is plentiful, with up to 11 hours per day in July, and humidity remains low, making the heat more bearable. The city is also known for the cierzo, a strong, dry northwesterly wind that can bring cooler air, especially in spring and autumn.
Winters (December–February) are mild but can feel cold at night, with average highs of 10–13°C and lows of 2–3°C. Frost is possible, and temperatures can occasionally drop below -4°C during cold spells. Snow is rare but can occur, usually melting quickly. Rainfall is light in winter, and fog or wind is common. Spring (March–May) and autumn (September–November) are transitional, featuring mild to warm temperatures (16–25°C), moderate rainfall, and variable weather. May is typically the wettest month, while August is the driest. Zaragoza receives only 330–410 mm of rain per year, spread over 50–70 days, and enjoys over 3,000 hours of sunshine annually. Daylight ranges from 9 hours in winter to over 15 hours in midsummer.
| Average climate data for Zaragoza, Spain | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Average maximum temperature (°C) | 11 | 13 | 17 | 20 | 24 | 29 | 32 | 32 | 27 | 22 | 15 | 11 | 32 |
| Average minimum temperature (°C) | 3 | 3 | 6 | 8 | 12 | 16 | 18 | 18 | 15 | 11 | 6 | 3 | 3 |
| Average precipitation (mm) | 21 | 22 | 19 | 39 | 44 | 26 | 17 | 17 | 30 | 36 | 30 | 21 | 321 |
| Average rainfall days (days) | 4 | 4 | 4 | 6 | 6 | 4 | 3 | 2 | 3 | 5 | 5 | 5 | 51 |
| Average relative humidity (%) | 75 | 69 | 61 | 57 | 55 | 52 | 50 | 54 | 58 | 69 | 74 | 77 | 63 |
| Average daily daylight hours (h) | 9 | 10 | 12 | 13 | 14 | 15 | 14 | 13 | 12 | 11 | 9 | 9 | 12 |
| Average daily sunshine hours (h) | 4 | 5 | 7 | 7 | 8 | 10 | 11 | 10 | 8 | 6 | 4 | 4 | 7 |
| Average UV index | 2 | 3 | 4 | 6 | 7 | 9 | 9 | 8 | 6 | 4 | 2 | 1 | 5 |
The best time to visit Zaragoza is from April to June and mid-September to mid-October, when temperatures are warm (20–28°C), rainfall is moderate, and the city is lively with festivals and outdoor events. These months offer comfortable conditions for sightseeing, outdoor dining, and exploring Zaragoza’s historic sites without the intense summer heat.
The least favourable time to visit is from late June to August, when extreme heat (often above 34°C) can make midday sightseeing uncomfortable. Winter (December–February) can also be less appealing due to chilly nights, fog, and occasional wind, though days remain mild and sunny for much of the season.
Zaragoza has hot, dry summers (highs 32–34°C) and mild, mostly dry winters (highs 10–13°C, lows 2–3°C). Rain falls year-round but is scarce, peaking in spring and autumn. Sunshine is abundant, especially in summer.
Snow is rare in Zaragoza due to its dry winters and low altitude. When it does snow, it usually melts quickly, though occasional heavier falls can occur, especially during cold spells.
July is the sunniest month, with up to 11 hours of sunshine daily and long daylight hours. May to September generally offer the most sunshine and the best weather for outdoor activities.
Zaragoza receives only 330–410 mm of rain annually, spread over 50–70 days. Rain is most frequent in May and October, while July and August are the driest months with minimal rainfall.
Pack light, breathable clothes and sun protection for summer, layers and a rain jacket for spring and autumn, and a warm coat for winter evenings. Comfortable shoes are useful year-round, especially for exploring the Old Town.
Yes, Zaragoza is known for the cierzo, a strong northwesterly wind that can bring cooler air, especially in spring and autumn. Winds are also common in winter, so bring a windproof jacket.
Zaragoza is least crowded in winter (December–February) and early spring. These periods offer quieter streets and attractions, but weather may be cooler and less suitable for outdoor sightseeing.
The warmest month, with the highest average maximum temperature, is July (32.3 °C). The month with the lowest average maximum temperature is January (10.6 °C). Overall, the average maximum temperature over the whole year is 21 °C.
The month with the highest average minimum temperature is August (18.3 °C). The coldest month, with the lowest average minimum temperature, is January (2.7 °C). Overall, the average minimum temperature over the whole year is 9.9 °C.
The wettest month, with the highest amount of precipitation, is May (43.5 mm). The driest month, with the least amount of precipitation, is July (17 mm). Over the whole year there are 321.1 mm of rainfall on average.
The month with the most days of rain is April (6 days). The month with the fewest days of rain is August (2 days). Over the whole year there are 50.7 days of rain on average.
The month with the highest average relative humidity is December (76.7 %). The month with the lowest average relative humidity is July (49.7 %). The overall average relative humidity over the whole year is 62.5 %.
The month with the longest days, so the most daylight, is June (Average daylight: 15 h). The month with the shortest days, so the least daylight, is December (Average daylight: 9 h). Over the whole year there are 11.8 h of daylight per day on average.
The month with the most sunshine per day is July (Average sunshine: 11 h). The month with the least sunshine per day is December (Average sunshine: 4 h). Over the whole year there are 7 h of sunlight per day on average.
The months with the highest average UV index are June and July (UV index: 9). The month with the lowest average UV index is December (UV index: 1). Over the whole year the average UV index is 5.1.
