Siglufjörður Weather in July
July in Siglufjörður typically sees daytime highs of 11°C (52°F) and nighttime lows of 7°C (45°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Siglufjörður in July
Historically, July sees about 15 days of rain, with a monthly average of 79 mm (3.1 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Siglufjörður in July
Temperatures in Siglufjörður in July top out at 11°C (52°F) and drop to 7°C (45°F) overnight. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. Nights drop to 7°C (45°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Siglufjörður in July
The month experiences a moderate amount of sunlight, with 154 hours of sunshine. This provides a nice balance between sunshine and clouds.If you're a fan of comfortable temperatures and drier conditions, July is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Iceland, check out our Siglufjörður's climate page.
Siglufjörður Temperature in July
Min Temperature
7°C (45°F)
Max Temperature
11°C (52°F)
Chance of Rain
50%
Precipitation
79 mm (3.1 in)
Rainy days
15 days
Humidity
77% *
Sunshine
154 hours *
Percentage Sunshine
25% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Siglufjörður typically stay consistent throughout July, with daily highs averaging around 11°C (52°F). Nights are cold, with lows around 7°C (45°F).
Average temperatures in July
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Historical weather for Siglufjörður in July
Browse day-by-day weather records for Siglufjörður spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Siglufjörður historical weather extremes in July
Based on weather observations in Siglufjörður between 1976 and 2025, these are the recorded extremes during July.
- On July 31, 1980, temperatures climbed to 26°C (79°F), marking the warmest July day on record.
- The coldest July day was on July 6, 1995, with a maximum of 4°C (39°F).
- The coldest night in July in Siglufjörður was on July 10, 1979, with a minimum of -10°C (14°F).
- The wettest July day on record brought 25 mm (1 in) of precipitation to Siglufjörður (July 16, 1982).
Best Places in Iceland in July
Find out more about the weather in Iceland and which places have the best travel conditions in this month. See all of Iceland in July →
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What to Wear in Siglufjörður in July
The weather can be unpredictable in July, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. Rain is likely on several days, so bring a good rain jacket. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Siglufjörður in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Iceland, check out our Siglufjörður's climate page.
Temperature Rainfall Sunshine Humidity
See the full Siglufjörður climate overview or explore weather in Iceland.
