Mariehamn Weather in July
Thinking of visiting Mariehamn in July? Expect pleasant temperatures reaching 20°C (68°F) during the day, dropping to 15°C (59°F) at night, with some rainfall likely.
Rainfall in Mariehamn in July
Typically around 12 days of rainfall are expected, averaging 53 mm (2.1 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Mariehamn in July
July in Mariehamn is generally perfect, with days reaching 20°C (68°F) and nights settling around 15°C (59°F). Experience the summer season in July. Conditions are often most pleasant around the middle of the day. With lows of 15°C (59°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.If you're inclined towards comfortable temperatures and drier conditions, July is a good time to visit Mariehamn.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Finland, check out our Mariehamn's climate page.
Mariehamn Temperature in July
Min Temperature
15°C (59°F)
Max Temperature
20°C (68°F)
Chance of Rain
39%
Precipitation
53 mm (2.1 in)
Rainy days
12 days
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Mariehamn typically stay consistent throughout July, with daily highs averaging around 20°C (68°F). Nights are cool, with lows typically ranging from 12°C (54°F) to 14°C (57°F).
Average temperatures in July
Historical weather for Mariehamn in July
Browse day-by-day weather records for Mariehamn spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Mariehamn historical weather extremes in July
According to our 49 years of weather records for Mariehamn, the following extremes were recorded between 1976 and 2025.
- The warmest day in July was on July 17, 2018, with a maximum of 31°C (88°F).
- Mariehamn experienced its chilliest July day on July 15, 1977, reaching only 9°C (48°F).
- Mariehamn registered its coldest July night on July 4, 2019, with temperatures dropping to 4°C (39°F).
Best Places in Finland in July
Find out more about the weather in Finland and which places have the best travel conditions in this month. See all of Finland in July →
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What to Wear in Mariehamn in July
Pleasant temperatures in July mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days.What To Do in Mariehamn 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 Finland, check out our Mariehamn's climate page.
See the full Mariehamn climate overview or explore weather in Finland.
