El Hierro vs Gran Canaria: weather compared

In September, El Hierro and Gran Canaria have a similar subtropical climate. Daytime temperatures and rainfall are very close, so pick by location and beaches rather than weather.

September averages compared

Monthly climate normals from AEMET (1981-2010 / 1991-2020).
 El HierroGran Canaria
Average high26.5°27.2°
Average low21.7°21.4°
Sea temperature24.1°23.4°
Rainy days0.61.1
Sunshine hours215241

Right now, El Hierro has 0% of its beaches sunny versus 0% on Gran Canaria.

Month-by-month comparison

Monthly climate normals from AEMET (1981-2010 / 1991-2020).
  El Hierro Gran Canaria
  Average highSea temperature Average highSea temperature
Jan 20.9°20.5° 20.8°20.0°
Feb 20.8°19.8° 21.2°19.1°
Mar 21.4°19.6° 22.3°19.1°
Apr 21.6°20.1° 22.6°19.3°
May 22.6°20.9° 23.6°20.0°
Jun 24.0°21.9° 25.3°21.0°
Jul 25.0°22.6° 26.9°21.8°
Aug 26.1°23.4° 27.5°22.5°
Sep 26.5°24.1° 27.2°23.4°
Oct 25.6°24.0° 26.2°23.4°
Nov 23.7°22.9° 24.2°22.1°
Dec 22.2°21.6° 22.2°20.5°

Frequently asked questions

Which is warmer, El Hierro or Gran Canaria?

In September, Gran Canaria is about 0.7°C warmer than El Hierro (27.2°C vs 26.5°C average daytime high). Across the year the two islands stay within about 0.8°C, with Gran Canaria a little warmer overall.

Which island has fewer rainy days?

Both are dry, especially in summer. The southern and eastern islands tend to be the driest; the table above shows the rainy-day average for each month.

Data source: AEMET © Agencia Estatal de Meteorología · Climate averages from AEMET normals (1981–2010 / 1991–2020). Last reviewed 2026-06-12.