climigo

Bilbao

Elevation 19 m43.26° N, 2.94° W

When to go?

The best months are June–August. Ideal for the sea: August. Avoid January (often rainy), November (often rainy).

What is the climate like?

Temperature and rain

January 13°7°
February 14°7°
March 16°8°
April 17°9°
May 20°12°
June 23°15°
July 25°17°
August 26°17°
September 24°15°
October 21°13°
November 16°10°
December 14°8°

Monthly min and max temperature (°C)

−5°0°5°10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDec6.9 · 12.8 °CJanuary: 6.9 · 12.8 °C6.8 · 13.5 °CFebruary: 6.8 · 13.5 °C8.0 · 15.5 °CMarch: 8.0 · 15.5 °C9.4 · 17.1 °CApril: 9.4 · 17.1 °C11.8 · 19.8 °CMay: 11.8 · 19.8 °C14.9 · 22.9 °CJune: 14.9 · 22.9 °C16.5 · 24.6 °CJuly: 16.5 · 24.6 °C17.0 · 25.5 °CAugust: 17.0 · 25.5 °C15.3 · 23.6 °CSeptember: 15.3 · 23.6 °C13.2 · 21.0 °COctober: 13.2 · 21.0 °C9.8 · 15.8 °CNovember: 9.8 · 15.8 °C7.7 · 13.5 °CDecember: 7.7 · 13.5 °C

Monthly min and max temperature (°C)

Jan 6.9 – 12.8 °C
Feb 6.8 – 13.5 °C
Mar 8.0 – 15.5 °C
Apr 9.4 – 17.1 °C
May 11.8 – 19.8 °C
Jun 14.9 – 22.9 °C
Jul 16.5 – 24.6 °C
Aug 17.0 – 25.5 °C
Sep 15.3 – 23.6 °C
Oct 13.2 – 21.0 °C
Nov 9.8 – 15.8 °C
Dec 7.7 – 13.5 °C

Temperatures brought to the town's elevation: +1.0 °C (cells at 179 m).

How much it rains

January 127 mm15 d
February 106 mm14 d
March 98 mm14 d
April 88 mm14 d
May 79 mm13 d
June 67 mm10 d
July 58 mm10 d
August 61 mm10 d
September 77 mm11 d
October 104 mm12 d
November 172 mm17 d
December 123 mm14 d

Rain days and how much water

0102030 dJanFebMarAprMayJunJulAugSepOctNovDec127 mm · 15 rain days · 8 mm a dayJanuary: 127 mm · 15 rain days · 8 mm a day106 mm · 14 rain days · 8 mm a dayFebruary: 106 mm · 14 rain days · 8 mm a day98 mm · 14 rain days · 7 mm a dayMarch: 98 mm · 14 rain days · 7 mm a day88 mm · 14 rain days · 6 mm a dayApril: 88 mm · 14 rain days · 6 mm a day79 mm · 13 rain days · 6 mm a dayMay: 79 mm · 13 rain days · 6 mm a day67 mm · 10 rain days · 7 mm a dayJune: 67 mm · 10 rain days · 7 mm a day58 mm · 10 rain days · 6 mm a dayJuly: 58 mm · 10 rain days · 6 mm a day61 mm · 10 rain days · 6 mm a dayAugust: 61 mm · 10 rain days · 6 mm a day77 mm · 11 rain days · 7 mm a daySeptember: 77 mm · 11 rain days · 7 mm a day104 mm · 12 rain days · 9 mm a dayOctober: 104 mm · 12 rain days · 9 mm a day172 mm · 17 rain days · 10 mm a dayNovember: 172 mm · 17 rain days · 10 mm a day123 mm · 14 rain days · 9 mm a dayDecember: 123 mm · 14 rain days · 9 mm a day

Rain days and how much water

Jan 127 mm15 d
Feb 106 mm14 d
Mar 98 mm14 d
Apr 88 mm14 d
May 79 mm13 d
Jun 67 mm10 d
Jul 58 mm10 d
Aug 61 mm10 d
Sep 77 mm11 d
Oct 104 mm12 d
Nov 172 mm17 d
Dec 123 mm14 d

Bars: length = rain days, thickness = mm on a rain day, area = the month's rain. 3 mm a day7 mm a day15 mm a day

Colour = the month's rain: 103060100160250400mm

Daylight hours

January 9 h 20
February 10 h 32
March 11 h 53
April 13 h 24
May 14 h 40
June 15 h 22
July 15 h 05
August 13 h 59
September 12 h 32
October 11 h 04
November 9 h 43
December 9 h 00

Daylight and sky: sunrise, sunset and cloud cover

06:0009:0012:0015:0018:0021:0000:00JanFebMarAprMayJunJulAugSepOctNovDec↑ 08:41 · ↓ 18:01 · 9 h 20 · 70 % cloudJanuary: ↑ 08:41 · ↓ 18:01 · 9 h 20 · 70 % cloud↑ 08:10 · ↓ 18:42 · 10 h 32 · 68 % cloudFebruary: ↑ 08:10 · ↓ 18:42 · 10 h 32 · 68 % cloud↑ 07:24 · ↓ 19:17 · 11 h 53 · 65 % cloudMarch: ↑ 07:24 · ↓ 19:17 · 11 h 53 · 65 % cloud↑ 07:30 · ↓ 20:54 · 13 h 24 · 66 % cloudApril: ↑ 07:30 · ↓ 20:54 · 13 h 24 · 66 % cloud↑ 06:48 · ↓ 21:28 · 14 h 40 · 66 % cloudMay: ↑ 06:48 · ↓ 21:28 · 14 h 40 · 66 % cloud↑ 06:31 · ↓ 21:53 · 15 h 22 · 64 % cloudJune: ↑ 06:31 · ↓ 21:53 · 15 h 22 · 64 % cloud↑ 06:45 · ↓ 21:50 · 15 h 05 · 58 % cloudJuly: ↑ 06:45 · ↓ 21:50 · 15 h 05 · 58 % cloud↑ 07:17 · ↓ 21:16 · 13 h 59 · 57 % cloudAugust: ↑ 07:17 · ↓ 21:16 · 13 h 59 · 57 % cloud↑ 07:51 · ↓ 20:23 · 12 h 32 · 59 % cloudSeptember: ↑ 07:51 · ↓ 20:23 · 12 h 32 · 59 % cloud↑ 08:25 · ↓ 19:30 · 11 h 04 · 62 % cloudOctober: ↑ 08:25 · ↓ 19:30 · 11 h 04 · 62 % cloud↑ 08:05 · ↓ 17:48 · 9 h 43 · 68 % cloudNovember: ↑ 08:05 · ↓ 17:48 · 9 h 43 · 68 % cloud↑ 08:37 · ↓ 17:37 · 9 h 00 · 69 % cloudDecember: ↑ 08:37 · ↓ 17:37 · 9 h 00 · 69 % cloud

daylight under a clear sky (average share)daylight under cloud

Jan 9 h 20 70 % cloud
Feb 10 h 32 68 % cloud
Mar 11 h 53 65 % cloud
Apr 13 h 24 66 % cloud
May 14 h 40 66 % cloud
Jun 15 h 22 64 % cloud
Jul 15 h 05 58 % cloud
Aug 13 h 59 57 % cloud
Sep 12 h 32 59 % cloud
Oct 11 h 04 62 % cloud
Nov 9 h 43 68 % cloud
Dec 9 h 00 69 % cloud

daylight under a clear sky (average share)daylight under cloud

Times on the 15th of each month, in local time: daylight saving where and when it applies, standard time in the other months.

Sea temperature: Bay of Biscay

January 13°
February 12°
March 12°
April 13°
May 15°
June 19°
July 21°
August 22° swimming
September 21°
October 18°
November 16°
December 14°

Monthly mean sea temperature: Bay of Biscay (°C)

0102030 °CJanFebMarAprMayJunJulAugSepOctNovDec22°13.0 °CJanuary: 13.0 °C12.3 °CFebruary: 12.3 °C12.4 °CMarch: 12.4 °C13.3 °CApril: 13.3 °C15.3 °CMay: 15.3 °C18.5 °CJune: 18.5 °C20.9 °CJuly: 20.9 °C21.8 °CAugust: 21.8 °C20.7 °CSeptember: 20.7 °C18.4 °COctober: 18.4 °C15.9 °CNovember: 15.9 °C14.0 °CDecember: 14.0 °C

Monthly mean sea temperature: Bay of Biscay (°C)

Jan 13.0 °C
Feb 12.3 °C
Mar 12.4 °C
Apr 13.3 °C
May 15.3 °C
Jun 18.5 °C
Jul 20.9 °C
Aug 21.8 °C
Sep 20.7 °C
Oct 18.4 °C
Nov 15.9 °C
Dec 14.0 °C

Effect of climate change

Today's climate (1996–2025) compared with 1961–1990:

In short

Temperature +0.9 °C warmer
Rain mm ≈ rain days ≈ there were 155 rain days a year in 1961–1990
Sea +0.9 °C warmer sea

Year by year