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Weather in Ísafjörður for September 2025

Your guide to Ísafjörður weather in September - trends and predictions
  • In general, the average temperature in Ísafjörður at the beginning of September is 9.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 2.7 °C by the end of September.

  • The climate of Ísafjörður in September is quite snowy, averaging 11 snowy days.

  • Is September a good time to visit Ísafjörður? check out the best time to travel to Ísafjörður page.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
7
Dry days
Average rainy days
12
Rainy days
Average snowy days
11
Snow days
Average temperatures
6°/3°
Temperatures
Average wind speed
31 km/h
Avg max wind
Average humidity
83 %
Avg humidity

Ísafjörður in September average weather

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Temperatures trend during September in Ísafjörður

See the weather trend as well as the moving average line
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September weather day by day

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Date Weather Temperatures Rain Snow More
1 Sept. Light rain shower
Light rain shower
11° /8° 3.5 mm 0 cm
2 Sept. Light rain
Light rain
9° /6° 4 mm 0 cm
3 Sept. Patchy rain possible
Patchy rain possible
7° /3° 0.1 mm 0 cm
4 Sept. Light drizzle
Light drizzle
9° /4° 0.9 mm 0 cm
5 Sept. Light rain
Light rain
11° /6° 5.4 mm 0 cm
6 Sept. Light drizzle
Light drizzle
10° /7° 1.7 mm 0 cm
7 Sept. Patchy rain possible
Patchy rain possible
10° /6° 1.3 mm 0 cm
8 Sept. Light rain shower
Light rain shower
7° /2° 11.2 mm 0.9 cm
9 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
4° /0° 2.2 mm 0.8 cm
10 Sept. Overcast
Overcast
5° /1° 0.6 mm 0.1 cm
11 Sept. Sunny
Sunny
7° /1° 0 mm 0 cm
12 Sept. Overcast
Overcast
7° /2° 0 mm 0 cm
13 Sept. Overcast
Overcast
7° /3° 0 mm 0 cm
14 Sept. Sunny
Sunny
7° /3° 0.3 mm 0 cm
15 Sept. Overcast
Overcast
6° /2° 0.5 mm 0.2 cm
16 Sept. Light rain
Light rain
6° /3° 11.1 mm 0 cm
17 Sept. Moderate rain
Moderate rain
6° /4° 12.6 mm 0 cm
18 Sept. Moderate rain
Moderate rain
5° /2° 29.4 mm 11.4 cm
19 Sept. Light drizzle
Light drizzle
6° /1° 3.8 mm 0 cm
20 Sept. Patchy rain possible
Patchy rain possible
6° /3° 0.5 mm 0 cm
21 Sept. Light snow showers
Light snow showers
5° /2° 1.9 mm 0.3 cm
22 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
3° /1° 2 mm 1.5 cm
23 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
6° /0° 0.7 mm 0.5 cm
24 Sept. Blizzard
Blizzard
4° /0° 8.5 mm 1.1 cm
25 Sept. Light sleet
Light sleet
3° /1° 5.7 mm 0.1 cm
26 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
3° /1° 3 mm 0.1 cm
27 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
2° /0° 3.6 mm 2.1 cm
28 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
2° /0° 7.7 mm 5.4 cm
29 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
2° /0° 2.6 mm 2.1 cm
30 Sept. Light snow
Light snow
3° /0° 1.5 mm 0.5 cm
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Important Notice
Our weather forecast for Ísafjörður in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Ísafjörður forecast closer to your planned date for the most up-to-date weather information.

Ísafjörður in September - FAQ

What are the expected maximum and minimum temperatures in Ísafjörður during September?
Prepare for cooler days with highs just around 6° and colder nights, dipping below 3°.
How much rainfall should be expected in Ísafjörður during September?
Significant rainfall exceeding 165.6 mm is expected in Ísafjörður during September, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Ísafjörður during September?
Ísafjörður experiences an average snowfall of 16.1 cm during September, occurring over 11 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Ísafjörður during September?
The average wind speed in Ísafjörður during September is 31 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Ísafjörður in September?

As you prepare for your trip to Ísafjörður in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Ísafjörður, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
    • Thermal Wear: Base layers for cold destinations
    • All-Weather Jacket: Waterproof and breathable
  • Footwear
    • Waterproof Shoes
    • Insulated Boots: For snowy and extremely cold temperatures
  • Accessories
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

September rainfall patterns in Ísafjörður

Explore the daily rainfall trends and prepare for Ísafjörðurs September weather 💧

September snowfall in Ísafjörður

Track daily snowfall levels and discover Ísafjörður’s snowy potential this September ❄️

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Location coordinates Where is Ísafjörður?

Get accurate weather forecasts for Ísafjörður, located at latitude 66.075 and longitude -23.135. Stay updated with localized weather information tailored for Ísafjörður.

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