Norway

Best time to visit Oslo

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

⭐ Best week

W22 · May 27–Jun 2

🌡 20.3°C avg☀️ 14.0h sun/day🌧 1.4mm/day

Weather score: 86/100

20.7°C

Avg summer temp

0.4°C

Avg winter temp

7.5h

Avg sunshine / day

2.5mm

Avg rainfall / day

Month-by-month weather

January42/100

🌡 -0.4°C☀️ 2.9h🌧 Light showers

February47/100

🌡 1.3°C☀️ 5.0h🌧 Light showers

March62/100

🌡 5.1°C☀️ 7.8h🌧 Light showers

April73/100

🌡 10.4°C☀️ 10.4h🌧 Light showers

May86/100

🌡 16.2°C☀️ 11.8h🌧 Light showers

June84/100

🌡 21.1°C☀️ 12.8h🌧 Moderate rain

July86/100

🌡 21.5°C☀️ 12.9h🌧 Moderate rain

August84/100

🌡 19.7°C☀️ 10.4h🌧 Light showers

September69/100

🌡 15.8°C☀️ 7.1h🌧 Moderate rain

October56/100

🌡 8.9°C☀️ 4.6h🌧 Moderate rain

November36/100

🌡 2.9°C☀️ 2.5h🌧 Light showers

December33/100

🌡 0.1°C☀️ 1.7h🌧 Light showers

All weeks ranked by weather score

Week	Dates	Avg temp	Range	Sun / day	Rain / day	Score
W22	May 27–Jun 2	20.3°C	8.0°–23.8°	14.0h	1.4mm	86
W29	Jul 15–21	22.1°C	11.1°–24.4°	12.6h	2.4mm	86
W28	Jul 8–14	21.5°C	11.4°–24.0°	13.2h	2.4mm	85
W25	Jun 17–23	21.3°C	10.8°–24.3°	12.4h	2.4mm	84
W35	Aug 26–Sep 1	18.6°C	8.8°–21.0°	10.3h	1.2mm	84
W26	Jun 24–30	22.5°C	11.1°–26.1°	13.7h	3.7mm	81
W27	Jul 1–7	20.5°C	10.8°–22.7°	13.9h	2.7mm	81
W31	Jul 29–Aug 4	20.3°C	11.1°–23.1°	11.1h	3.1mm	80
W34	Aug 19–25	19.7°C	9.6°–22.7°	9.9h	2.5mm	80
W23	Jun 3–9	20.1°C	8.8°–23.8°	13.1h	2.8mm	79
W24	Jun 10–16	20.7°C	9.8°–24.1°	12.2h	3.4mm	78
W33	Aug 12–18	20.2°C	10.8°–22.4°	10.9h	3.3mm	78
W30	Jul 22–28	21.8°C	11.5°–25.0°	11.9h	4.4mm	76
W32	Aug 5–11	19.9°C	11.0°–22.8°	10.0h	4.0mm	74
W16	Apr 15–21	12.6°C	-0.7°–16.5°	12.5h	0.4mm	73
W21	May 20–26	18.1°C	5.9°–22.4°	12.0h	3.2mm	73
W20	May 13–19	15.8°C	4.2°–18.9°	11.3h	2.4mm	72
W18	Apr 29–May 5	12.6°C	0.2°–17.3°	11.1h	1.8mm	69
W19	May 6–12	14.4°C	3.2°–17.7°	10.5h	2.5mm	69
W36	Sep 2–8	17.9°C	8.5°–20.5°	7.9h	3.1mm	69
W37	Sep 9–15	15.9°C	7.5°–18.4°	7.8h	2.4mm	67
W38	Sep 16–22	15.4°C	5.9°–18.1°	7.9h	2.6mm	66
W13	Mar 25–31	6.7°C	-4.7°–10.5°	9.5h	0.9mm	62
W14	Apr 1–7	7.9°C	-3.2°–10.9°	9.0h	1.1mm	61
W15	Apr 8–14	9.3°C	-1.4°–13.2°	9.6h	2.0mm	61
W12	Mar 18–24	7.4°C	-4.8°–10.9°	8.4h	1.0mm	60
W17	Apr 22–28	11.6°C	0.3°–14.1°	10.6h	3.4mm	59
W40	Sep 30–Oct 6	11.7°C	3.7°–13.8°	5.8h	1.9mm	56
W41	Oct 7–13	10.6°C	2.0°–12.8°	5.7h	3.0mm	49
W11	Mar 11–17	4.6°C	-8.0°–7.1°	7.4h	2.1mm	48
W8	Feb 19–25	2.9°C	-6.3°–5.9°	6.0h	1.4mm	47
W9	Feb 26–Mar 3	2.3°C	-7.3°–4.8°	6.1h	1.9mm	45
W42	Oct 14–20	8.2°C	0.9°–11.4°	4.5h	2.8mm	44
W39	Sep 23–29	13.8°C	6.7°–16.4°	4.9h	5.0mm	43
W4	Jan 22–28	0.8°C	-7.9°–3.6°	3.8h	1.1mm	42
W10	Mar 4–10	1.6°C	-8.5°–4.0°	5.8h	2.3mm	41
W43	Oct 21–27	7.9°C	0.2°–10.9°	4.0h	3.0mm	41
W6	Feb 5–11	0.1°C	-11.4°–3.6°	4.5h	2.2mm	39
W7	Feb 12–18	2.1°C	-8.3°–5.1°	5.0h	2.7mm	37
W5	Jan 29–Feb 4	-1.1°C	-10.3°–2.3°	3.5h	2.2mm	36
W45	Nov 4–10	5.1°C	-0.9°–7.8°	3.2h	2.6mm	36
W48	Nov 25–Dec 1	-0.3°C	-8.0°–2.6°	2.2h	1.5mm	36
W1	Jan 1–7	-0.9°C	-9.4°–3.1°	2.3h	2.0mm	34
W2	Jan 8–14	-0.5°C	-9.2°–3.3°	2.6h	2.2mm	34
W46	Nov 11–17	4.0°C	-2.2°–6.7°	2.0h	2.1mm	33
W50	Dec 9–15	-0.3°C	-7.6°–3.6°	1.8h	1.9mm	33
W3	Jan 15–21	-0.8°C	-9.8°–2.6°	2.7h	2.8mm	31
W49	Dec 2–8	-0.1°C	-8.3°–3.2°	1.9h	2.2mm	31
W51	Dec 16–22	0.5°C	-7.8°–3.1°	1.6h	2.1mm	31
W47	Nov 18–24	3.0°C	-4.1°–6.1°	2.4h	3.1mm	29
W44	Oct 28–Nov 3	5.9°C	-1.3°–8.6°	2.9h	4.6mm	27
W52	Dec 23–29	0.5°C	-8.3°–3.9°	1.6h	3.2mm	26

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