Iceland
Best time to visit Reykjavik
Based on 0 years of real historical weather data (2015–2026). Sunshine hours, rainfall, and temperature — week by week.
Planning a trip, an event, or a party in Reykjavik? Here's what to expect. Summers here run cool, and winters are cooler. For the best odds of good weather, aim for July, June and August. Days run cool, with up to 10.3h of sunshine and some rain. If you can be flexible, steer clear of September and April — that's when conditions are least reliable.
Month-by-month weather
Reykjavik in January runs very cold, averaging 1.4°C.
Reykjavik in February runs very cold, averaging 2°C.
Reykjavik in March runs very cold, averaging 3.1°C.
Reykjavik in April runs cold, averaging 5.8°C.
Reykjavik in May runs cold, averaging 8.9°C.
Reykjavik in June runs cool, averaging 11.7°C.
Reykjavik in July runs cool, averaging 13.7°C.
Reykjavik in August runs cool, averaging 13.3°C.
Reykjavik in September runs cool, averaging 10.2°C.
Reykjavik in October runs cold, averaging 6.8°C.
Reykjavik in November runs very cold, averaging 3.8°C.
Reykjavik in December runs very cold, averaging 0.9°C.
Frequently asked questions
What is the best time to visit Reykjavik?
If you're planning a trip, wedding, or outdoor event in Reykjavik, aim for July, June and August — Days run cool, with up to 10.3h of sunshine and some rain. This is based on 0 years of real historical weather data (2015–2026), not a single forecast.
What is the weather like in Reykjavik in July?
If you visit Reykjavik in July, expect cool days around 13.7°C You'll get around 10.3h of sunshine per day and 2.2mm of rain — some rain.
What is the hottest month in Reykjavik?
July is typically the hottest month, running cool — good to know if you're planning something outdoors and want to avoid the peak heat.
What is the driest month in Reykjavik?
July is your safest bet if you want to avoid rain, averaging only 2.2mm per day. October is the wettest, at 5mm per day — worth planning around if you're hosting anything outdoors.
When should I avoid visiting Reykjavik?
If you have flexibility on dates, September and April are worth avoiding — colder temperatures and more rainfall make them the least reliable months for a trip or event.
All weeks ranked by weather score
| Week | Dates | Midday temp | Range | Sun / day | Rain / day | Score |
|---|---|---|---|---|---|---|
| W27 | Jul 1–7 | 13.7°C | 6.7° → 16.1° | 10.8h | 1.8mm | 71 |
| W30 | Jul 22–28 | 14.6°C | 6.7° → 16.8° | 12.5h | 2.3mm | 71 |
| W28 | Jul 8–14 | 13.0°C | 6.8° → 15° | 10.5h | 1.7mm | 69 |
| W31 | Jul 29–Aug 4 | 13.3°C | 6.1° → 15.1° | 11.3h | 2.2mm | 69 |
| W26 | Jun 24–30 | 12.7°C | 6.3° → 15.1° | 9.6h | 2.1mm | 66 |
| W23 | Jun 3–9 | 11.0°C | 3.8° → 12.9° | 10.8h | 2.2mm | 63 |
| W32 | Aug 5–11 | 13.4°C | 6.9° → 15.5° | 9.0h | 3.2mm | 61 |
| W34 | Aug 19–25 | 13.9°C | 6.3° → 16.3° | 8.3h | 3.2mm | 61 |
| W18 | Apr 29–May 5 | 7.4°C | −1.1° → +10.5° | 10.3h | 2.1mm | 58 |
| W29 | Jul 15–21 | 13.3°C | 7.2° → 15.2° | 7.6h | 3.0mm | 58 |
| W20 | May 13–19 | 9.3°C | 1.1° → 11.6° | 11.2h | 3.0mm | 57 |
| W24 | Jun 10–16 | 11.2°C | 4.6° → 13.1° | 9.4h | 3.4mm | 57 |
| W19 | May 6–12 | 7.5°C | −0.1° → +10° | 10.1h | 2.9mm | 55 |
| W33 | Aug 12–18 | 13.2°C | 6.8° → 14.8° | 8.0h | 3.8mm | 55 |
| W17 | Apr 22–28 | 6.5°C | −2° → +9.2° | 9.8h | 3.2mm | 51 |
| W35 | Aug 26–Sep 1 | 12.8°C | 6° → 14.6° | 7.4h | 4.1mm | 51 |
| W25 | Jun 17–23 | 11.8°C | 5.6° → 15° | 8.4h | 4.7mm | 49 |
| W22 | May 27–Jun 2 | 10.5°C | 4° → 12.6° | 8.2h | 4.2mm | 48 |
| W36 | Sep 2–8 | 11.5°C | 5.2° → 13.6° | 6.7h | 4.4mm | 46 |
| W21 | May 20–26 | 10.0°C | 3.6° → 12.2° | 8.7h | 5.4mm | 44 |
| W15 | Apr 8–14 | 5.8°C | −2.6° → +7.9° | 8.3h | 4.1mm | 42 |
| W37 | Sep 9–15 | 10.7°C | 3.3° → 12.3° | 5.7h | 4.3mm | 42 |
| W39 | Sep 23–29 | 8.6°C | 1.7° → 10.7° | 5.7h | 3.8mm | 42 |
| W13 | Mar 25–31 | 4.2°C | −4.2° → +6.6° | 7.1h | 3.9mm | 37 |
| W9 | Feb 26–Mar 3 | 2.1°C | −4.7° → +4.3° | 5.3h | 3.2mm | 36 |
| W16 | Apr 15–21 | 7.0°C | −0.4° → +9.3° | 7.0h | 5.0mm | 35 |
| W40 | Sep 30–Oct 6 | 8.0°C | 1.6° → 9.4° | 5.6h | 4.8mm | 35 |
| W43 | Oct 21–27 | 6.1°C | −0.3° → +7.7° | 3.8h | 3.5mm | 35 |
| W38 | Sep 16–22 | 10.0°C | 3.9° → 12° | 5.3h | 6.1mm | 34 |
| W10 | Mar 4–10 | 1.6°C | −5.9° → +4.6° | 6.2h | 4.4mm | 33 |
| W46 | Nov 11–17 | 3.7°C | −2.3° → +6.5° | 2.9h | 2.6mm | 33 |
| W44 | Oct 28–Nov 3 | 5.1°C | −1.8° → +7.4° | 3.5h | 3.7mm | 31 |
| W49 | Dec 2–8 | 1.0°C | −6° → +4.3° | 1.3h | 2.7mm | 29 |
| W14 | Apr 1–7 | 3.8°C | −5.4° → +6.7° | 6.2h | 5.7mm | 28 |
| W11 | Mar 11–17 | 3.0°C | −4.1° → +5.6° | 5.4h | 5.2mm | 27 |
| W41 | Oct 7–13 | 6.8°C | 0.6° → 8.9° | 4.9h | 6.7mm | 27 |
| W47 | Nov 18–24 | 3.0°C | −4.7° → +6.1° | 1.7h | 3.2mm | 27 |
| W3 | Jan 15–21 | 1.5°C | −7.3° → +5.5° | 1.8h | 3.5mm | 26 |
| W12 | Mar 18–24 | 3.6°C | −4.6° → +6° | 5.8h | 6.2mm | 26 |
| W42 | Oct 14–20 | 7.8°C | 1.2° → 9.3° | 3.2h | 6.4mm | 25 |
| W5 | Jan 29–Feb 4 | 1.2°C | −7.1° → +4.8° | 2.8h | 4.4mm | 24 |
| W51 | Dec 16–22 | 1.2°C | −5.7° → +4.8° | 0.4h | 2.9mm | 24 |
| W52 | Dec 23–29 | -0.7°C | −8.4° → +2.3° | 1.0h | 3.5mm | 24 |
| W8 | Feb 19–25 | 2.1°C | −6.4° → +5.2° | 4.0h | 5.9mm | 22 |
| W7 | Feb 12–18 | 2.3°C | −5.6° → +5.3° | 3.4h | 5.8mm | 21 |
| W6 | Feb 5–11 | 2.5°C | −6.8° → +5.7° | 2.5h | 5.8mm | 19 |
| W45 | Nov 4–10 | 5.3°C | −1.6° → +8.3° | 2.2h | 6.1mm | 19 |
| W48 | Nov 25–Dec 1 | 3.3°C | −4.8° → +7.3° | 1.1h | 4.6mm | 19 |
| W2 | Jan 8–14 | 0.7°C | −8.8° → +4.4° | 1.6h | 5.8mm | 17 |
| W4 | Jan 22–28 | 1.7°C | −6.8° → +5.6° | 1.8h | 5.8mm | 17 |
| W1 | Jan 1–7 | 1.8°C | −7.7° → +5.3° | 0.7h | 5.1mm | 16 |
| W50 | Dec 9–15 | 2.3°C | −5.1° → +5.4° | 0.5h | 6.1mm | 13 |
Nail down the right dates for Reykjavik
Compare individual weeks, see year-by-year variation, and download the data as Excel — everything you need to plan a trip, wedding, or event.
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