Helsinki in July
In July, Helsinki averages 22°C (72°F) during the day and 14°C (57°F) at night, with around 12 days of rain (75 mm total).
Peak seasonConditions are comfortable for sightseeing without being sweltering. Plan for unsettled weather and bring rain gear.
July offers comfortable temperatures in Helsinki, with some rain to plan around.
How July compares to the rest of the year in Helsinki
July is one of the warmest months in Helsinki (1st of 12) and one of the driest months (10th of 12). Daytime temperature runs 13°C above the annual average (9°C). July runs 3°C warmer than June (19°C) and cools 2°C in August (20°C).
July sunrise & sunset in Helsinki
Times shown for Helsinki local time (Europe/Helsinki), calculated for the 15th of July. They shift by a few minutes day to day across the month.
Photography light in Helsinki — July
Golden-hour and blue-hour windows for the 15th of July, in Helsinki's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Helsinki in July
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on July's tier (Peak season) and Helsinki's popularity.
Crowds & pricing — July in Helsinki
Helsinki is in peak season during this month — expect bigger crowds at famous sights, higher hotel and flight prices, and longer queues. Restaurant reservations a few days out are advisable, and any boutique hotels you have your eye on should be booked weeks ahead. The trade-off: most attractions, restaurants, and seasonal services are fully open, the weather is at its most reliable, and the city feels at its most alive.
Why this tier: excellent tourism weather Northern Hemisphere summer holidays
Sun & mosquito risk — July in Helsinki
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Sea temperature in Helsinki — July
Across the year Helsinki's sea swings from -0.2°C (January) to 19.4°C (August) — July sits at 18.3°C.
Helsinki in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | -3°C / 27°F | -7°C / 19°F | 55 mm | 17 | 11 |
| February | -3°C / 27°F | -8°C / 18°F | 40 mm | 15 | 11 |
| March | 1°C / 34°F | -5°C / 23°F | 40 mm | 12 | 7 |
| April | 8°C / 46°F | 0°C / 32°F | 35 mm | 11 | 2 |
| May | 15°C / 59°F | 5°C / 41°F | 40 mm | 11 | 0 |
| June | 19°C / 66°F | 11°C / 52°F | 55 mm | 12 | 0 |
| July | 22°C / 72°F | 14°C / 57°F | 75 mm | 12 | 0 |
| August | 20°C / 68°F | 13°C / 55°F | 80 mm | 13 | 0 |
| September | 15°C / 59°F | 8°C / 46°F | 70 mm | 13 | 0 |
| October | 8°C / 46°F | 3°C / 37°F | 80 mm | 15 | 0 |
| November | 3°C / 37°F | -1°C / 30°F | 70 mm | 16 | 5 |
| December | -1°C / 30°F | -5°C / 23°F | 55 mm | 17 | 9 |
Other cities with similar July weather
🌍 See the full ranked list of climate twins for Helsinki in July →
Frequently asked questions
How hot is Helsinki in July?
In July, Helsinki averages a high of 22°C (72°F) and a low of 14°C (57°F) — generally mild and pleasant.
Does it rain a lot in Helsinki in July?
July can be fairly wet in Helsinki, with about 12 rainy days on average.
Is July a good time to visit Helsinki?
July is mild and pleasant. It suits travelers who are comfortable with mild and pleasant weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Helsinki in July?
Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full July packing list for Helsinki for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.