Best time to visit Zaragoza

Re-score for me — drag the dial — every chart on the page recolours live for your heat limit 27°C
I'm comfortable up to 27°C feels-like
22° heat-averse 30° heat-loving

Default 27 °C is the upper edge of the Holiday Climate Index "ideal comfort" band (Scott, Rutty, Amelung & Tang, 2016). Above this, most warm-tourism travellers report measurable discomfort.

Saved to this browser. Changes update the strips below.
Recent · 2020-2024
Interest Google Trends 2021-2025 searches, not arrivals (?)
Day · avg daily high (?)
Night · avg overnight low (?)
UV index · On a typical day around midday, UV is about this (?)
124678986421
On the sunniest 1 in 10 days, UV reaches this — and even higher
368897
PM2.5 air quality · on a typical day (?)
91087676868811
On the worst 1 in 10 days, PM2.5 reaches this — and even higher
1619141110119129141318
September 10/10 feels 27°C (+1°C vs 1991-2020) · HCI 98/100
Day 28° · Night 17° · cools 11° at night 47% humidity 20 km/h wind 4 rain days (41h) 241h sun
Thermal 10
Sky 10
Rain 10
Wind 10

Higher = better, including rain & wind (green = "doesn't hurt the score", not "lots of it").

How is this scored? HCI / Steadman / CCI gate — full methodology and citations below.

Compare with another destination

Add as many as you like — stacked below the main strips above. Each row is just the recent-window score strip and (for beach destinations) sea-temperature strip.

Tours in Zaragoza

6 top-rated tours via Viator. Booking links earn this site a commission at no cost to you. Map locations are approximate (centred on Zaragoza).

  1. 1Napoleonic Secrets of Zaragoza: Self-Guided History Adventure5.00★ (3)1h 50mfrom $6
  2. 2Private City Tour of Zaragoza with driver & official tour guide w/ Hotel pick up5.00★ (2)4hfrom $492
  3. 3The Most Complete Tour of Zaragoza: Mysteries, Photos & Surprise5.00★ (2)2h 30mfrom $22
  4. 4Guided tour of the Aljafería Palace5.00★ (11)from $26
  5. 5Private custom tour with a local guide Zaragoza4.88★ (65)from $53
  6. 6Wine Tasting and Tapas in the ancient Town of Zaragoza4.97★ (70)3hfrom $112

Last refreshed 2026-06-15.

Similar climatesToledo95% · Madrid93% · Matera93%

Other destinations with the most-alike year-round climate to Zaragoza (apparent temperature, rain hours, sunshine — matched within the same trip-profile). The ±N chip compares each match's typical score for the current month against Zaragoza's. Based on the 2020-2024 climatology, not this year's actual weather.

Month-by-month

Month Temp °C Feels °C Rain days Rain h Rain h/day Humidity Wind km/h Sun h UV Interest Score
Jan 3–11 8 5 57 11.4 67% 21 169 1 Quiet 6
Feb 6–16 12 4 37 9.3 58% 22 189 2 Quiet 8
Mar 8–18 15 7 77 11.0 52% 23 212 4 Quiet 8
Apr 10–21 18 6 69 11.5 46% 23 233 6 Quiet 9
May 14–26 24 5 45 9.0 38% 23 293 7 Quiet 9
Jun 18–31 30 6 42 7.0 38% 23 284 8 Quiet 8
Jul 20–35 34 2 11 5.5 35% 24 318 9 Quiet 4
Aug 20–34 34 2 10 5.0 36% 23 297 8 Peak 5
Sep 17–28 27 4 41 10.3 47% 20 241 6 Busy 10
Oct 13–23 22 7 64 9.1 55% 19 196 4 Moderate 9
Nov 9–16 14 8 66 8.3 65% 20 170 2 Peak 7
Dec 5–12 9 7 59 8.4 72% 19 156 1 Moderate 6

UV Index in Zaragoza by Month

UV index in Zaragoza peaks at 9 (very high) in July, dropping to 1 (low) in January. June, July reach very high or extreme levels — apply SPF 50+, wear a hat and protective clothing, and limit direct sun between 11:00 and 17:00.

Best months in detail

September

10/10

17–28°C · 4 rain days (41h) · 241 sun hours · 47% humidity · Busy crowd · UV 6 (moderate) · sunniest 1 in 10 days reach 7 (high)

May

9/10

14–26°C (feels 24°C) · 5 rain days (45h) · 293 sun hours · 38% humidity · Quiet crowd · UV 7 (high) · sunniest 1 in 10 days reach 8 (very high)

October

9/10

13–23°C (feels 22°C) · 7 rain days (64h) · 196 sun hours · 55% humidity · Moderate crowd · UV 4 (moderate)

Every month

Show the other 9 months in detail

January

6/10

3–11°C (feels 8°C) · 5 rain days (57h) · 169 sun hours · 67% humidity · Quiet crowd · UV 1 (low)

February

8/10

6–16°C (feels 12°C) · 4 rain days (37h) · 189 sun hours · 58% humidity · Quiet crowd · UV 2 (low) · sunniest 1 in 10 days reach 3 (moderate)

March

8/10

8–18°C (feels 15°C) · 7 rain days (77h) · 212 sun hours · 52% humidity · Quiet crowd · UV 4 (moderate) · sunniest 1 in 10 days reach 6 (moderate)

April

9/10

10–21°C (feels 18°C) · 6 rain days (69h) · 233 sun hours · 46% humidity · Quiet crowd · UV 6 (moderate) · sunniest 1 in 10 days reach 8 (high)

June

8/10

18–31°C (feels 30°C) · 6 rain days (42h) · 284 sun hours · 38% humidity · Quiet crowd · UV 8 (very high)

July

4/10

20–35°C · 2 rain days (11h) · 318 sun hours · 35% humidity · Quiet crowd · UV 9 (very high)

August

5/10

20–34°C · 2 rain days (10h) · 297 sun hours · 36% humidity · Peak crowd · UV 8 (high) · sunniest 1 in 10 days reach 9 (very high)

November

7/10

9–16°C (feels 14°C) · 8 rain days (66h) · 170 sun hours · 65% humidity · Peak crowd · UV 2 (low)

December

6/10

5–12°C (feels 9°C) · 7 rain days (59h) · 156 sun hours · 72% humidity · Moderate crowd · UV 1 (low)

Frequently asked questions about visiting Zaragoza

When is the best time to visit Zaragoza?

September is the highest-scoring month (10/10 on the Holiday Climate Index). Typical conditions: 17–28°C (4 rainy days). The top three months by score are September, May, October.

What is the worst time to visit Zaragoza?

July is the lowest-scoring month (4/10, capped by extreme heat). Typical conditions: 20–35°C (2 rainy days).

Is Zaragoza too hot in summer?

2 months (July, August) trip the heat deal-breaker in our scoring: apparent temperature crosses the comfort cap, so even with clear skies and low rain the score is held down. Plan around it if heat tolerance is low.

When are crowds lowest in Zaragoza?

Search-interest seasonality (Google Trends 2021-2025) is lowest in February and peaks in November. Interest tracks both in-trip visitors and lead-time planners, so treat it as a "destination is on people's minds" signal rather than literal arrivals.

Which months in Zaragoza have good weather but fewer tourists?

April (climate 9/10, crowd index 9) and May (climate 9/10, crowd index 6) — shoulder months with above-average climate and below-median search-interest. Often the best value-for-weather trade.

What is the UV index in Zaragoza by month?

UV peaks at 9 (very high) in July and is lowest in January at 1 (low). Monthly peak values: Jan 1, Feb 2, Mar 4, Apr 6, May 7, Jun 8, Jul 9, Aug 8, Sep 6, Oct 4, Nov 2, Dec 1. June, July reach very high or extreme levels — apply SPF 50+, wear a hat and protective clothing, and limit direct sun between 11:00 and 17:00.

What is the UV index in Zaragoza in July?

July is the peak UV month in Zaragoza, with a daily-peak UV index of 9 (very high). At this level, sunburn can occur in under 20 minutes on unprotected fair skin. Apply SPF 50+, wear protective clothing and a hat, and avoid direct midday sun (11:00–17:00).

How high can UV get in Zaragoza on the sunniest days?

Most days look like the monthly average, but on the sunniest ~1 in 10 days UV climbs higher than the mean suggests. August is the worst case: typical days average UV 8 (high), but the top 10% of days reach UV 9 (very high) — and even higher. Months where the sunniest days routinely exceed the typical reading: February, March, April, May, August, September. Plan sun protection for the worst case, not the average.

Is air quality in Zaragoza bad for travelers?

PM2.5 (fine-particle pollution) exceeds the WHO sensitive-group guideline (15 µg/m³) in 3 months: January, February, December. The worst month is December with a typical-day mean of 11 µg/m³ (moderate); on the worst 10% of days PM2.5 reaches 18 µg/m³ (unhealthy for sensitive) and higher. People with asthma, heart conditions, or sensitive children may want to avoid these months or limit outdoor activity. Source: CAMS via Open-Meteo.