Portugal

Best time to visit Porto

Based on 0 years of real historical weather data (2015–2026). Sunshine hours, rainfall, and temperature — week by week.

⭐ Best week

W21 · May 20–26

🌡 21.0°C avg☀️ 12.8h sun/day🌧 1.0mm/day

Weather score: 95/100

23.2°C

Avg summer temp

14.3°C

Avg winter temp

9.6h

Avg sunshine / day

3.8mm

Avg rainfall / day

Month-by-month weather

January65/100

🌡 13.2°C☀️ 7.0h🌧 Moderate rain

February81/100

🌡 15.0°C☀️ 7.8h🌧 Moderate rain

March82/100

🌡 16.2°C☀️ 9.2h🌧 Moderate rain

April76/100

🌡 17.1°C☀️ 10.3h🌧 Moderate rain

May95/100

🌡 20.2°C☀️ 11.9h🌧 Light showers

June93/100

🌡 21.2°C☀️ 12.6h🌧 Light showers

July92/100

🌡 23.9°C☀️ 13.4h🌧 Dry

August91/100

🌡 24.2°C☀️ 12.1h🌧 Dry

September92/100

🌡 23.6°C☀️ 10.7h🌧 Light showers

October94/100

🌡 19.9°C☀️ 7.9h🌧 Moderate rain

November55/100

🌡 15.8°C☀️ 6.3h🌧 Moderate rain

December53/100

🌡 14.7°C☀️ 5.7h🌧 Heavy rain

All weeks ranked by weather score

Week	Dates	Avg temp	Range	Sun / day	Rain / day	Score
W21	May 20–26	21.0°C	11.3°–24.7°	12.8h	1.0mm	95
W40	Sep 30–Oct 6	22.3°C	12.1°–25.5°	10.5h	0.8mm	94
W26	Jun 24–30	21.7°C	13.5°–24.1°	12.8h	1.1mm	93
W27	Jul 1–7	23.0°C	14.2°–26.3°	13.8h	0.7mm	92
W30	Jul 22–28	23.3°C	14.4°–26.8°	13.0h	0.5mm	92
W39	Sep 23–29	22.2°C	12.3°–25.5°	10.2h	1.4mm	92
W24	Jun 10–16	20.8°C	12.6°–24.6°	13.1h	1.6mm	91
W29	Jul 15–21	24.0°C	15.0°–26.5°	13.3h	0.3mm	91
W33	Aug 12–18	24.2°C	13.9°–27.3°	11.9h	0.3mm	91
W35	Aug 26–Sep 1	24.0°C	14.0°–27.9°	12.0h	0.5mm	91
W20	May 13–19	20.5°C	10.6°–24.8°	12.0h	1.5mm	90
W25	Jun 17–23	21.6°C	13.4°–24.3°	12.8h	1.7mm	90
W31	Jul 29–Aug 4	24.1°C	14.6°–27.2°	12.5h	0.3mm	90
W32	Aug 5–11	23.4°C	14.4°–26.7°	11.8h	1.0mm	90
W22	May 27–Jun 2	21.1°C	13.0°–23.9°	12.2h	2.3mm	89
W34	Aug 19–25	25.1°C	15.0°–30.1°	12.1h	0.4mm	88
W28	Jul 8–14	25.3°C	15.0°–29.5°	13.3h	0.2mm	87
W38	Sep 16–22	22.5°C	13.8°–24.9°	10.3h	2.4mm	86
W23	Jun 3–9	20.6°C	12.7°–23.9°	11.9h	2.8mm	85
W13	Mar 25–31	17.8°C	7.4°–21.5°	10.6h	1.7mm	82
W18	Apr 29–May 5	19.5°C	9.9°–23.9°	11.6h	2.9mm	82
W8	Feb 19–25	16.2°C	4.8°–19.8°	9.6h	0.7mm	81
W36	Sep 2–8	24.6°C	15.6°–27.2°	11.5h	2.6mm	81
W41	Oct 7–13	22.2°C	13.0°–25.4°	8.6h	3.1mm	81
W19	May 6–12	18.7°C	10.5°–22.8°	10.7h	2.6mm	80
W17	Apr 22–28	17.5°C	8.9°–21.2°	11.4h	3.2mm	76
W12	Mar 18–24	16.5°C	6.6°–19.9°	9.9h	2.6mm	75
W37	Sep 9–15	25.0°C	14.9°–29.4°	10.8h	4.6mm	72
W11	Mar 11–17	16.2°C	6.5°–18.2°	9.8h	4.2mm	67
W16	Apr 15–21	18.0°C	8.8°–22.4°	10.4h	5.4mm	66
W2	Jan 8–14	13.0°C	3.7°–14.5°	7.7h	2.1mm	65
W4	Jan 22–28	13.7°C	4.9°–15.4°	7.5h	2.4mm	64
W15	Apr 8–14	16.6°C	8.0°–19.3°	9.5h	4.7mm	64
W6	Feb 5–11	14.4°C	5.7°–16.9°	8.1h	3.3mm	62
W14	Apr 1–7	16.3°C	6.8°–19.7°	9.8h	6.3mm	60
W7	Feb 12–18	15.5°C	6.0°–17.8°	7.0h	3.9mm	58
W46	Nov 11–17	16.9°C	8.5°–18.6°	6.4h	5.3mm	55
W1	Jan 1–7	12.8°C	3.6°–14.0°	6.6h	3.7mm	54
W52	Dec 23–29	15.1°C	6.5°–17.4°	6.4h	4.5mm	53
W9	Feb 26–Mar 3	14.8°C	5.2°–17.7°	7.9h	6.1mm	52
W42	Oct 14–20	19.3°C	11.2°–22.8°	7.3h	10.2mm	52
W47	Nov 18–24	15.3°C	6.7°–17.2°	7.2h	7.1mm	50
W43	Oct 21–27	18.8°C	10.2°–21.9°	6.6h	11.2mm	49
W44	Oct 28–Nov 3	16.7°C	9.2°–18.2°	6.3h	8.0mm	48
W49	Dec 2–8	14.5°C	6.2°–17.0°	5.7h	5.2mm	48
W48	Nov 25–Dec 1	14.5°C	7.1°–15.8°	5.7h	5.7mm	46
W3	Jan 15–21	13.3°C	3.9°–14.8°	6.1h	5.6mm	45
W5	Jan 29–Feb 4	14.0°C	4.4°–16.6°	6.4h	6.7mm	45
W45	Nov 4–10	16.6°C	9.1°–18.5°	6.0h	9.4mm	44
W10	Mar 4–10	14.3°C	7.0°–15.8°	6.6h	9.4mm	39
W50	Dec 9–15	14.7°C	7.0°–16.6°	5.8h	10.5mm	38
W51	Dec 16–22	14.5°C	7.2°–16.3°	4.9h	12.7mm	34

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