Isojoki Weather in July
What's the weather like in Isojoki (Province of Western Finland) in July 2025?
The climate in Isojoki during July can be summarized as mild and reasonably dry.
July is in the summer in Isojoki and is typically the warmest month of the year. Daytime maximum temperatures average around 20°C (69°F), whilst at night 11°C (51°F) is normal.
| Daytime temperature | 20.3°C 68.5°F |
|---|---|
| Nightly temperature | 10.5°C 50.9°F |
| Average temperature | 15.4°C 59.7°F |
| Daily sunshine | 4 hrs |
| Avg rainfall | 65 mm 2.6 ins |
| Rainy days | 14 days |
| Sea temperature | 14.2°C 57.5°F |
| Humidity | 73% |
| Windspeed | 12.6kph 8 mph |
On average July is the 3rd wettest month of the year in Isojoki with around 65mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 4 hours of sunshine per day.
July temperatures in Isojoki
July rainfall
July hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Isojoki in July 2025.
Other monthly averages
Isojoki weather stats
| Hottest month: | July | 20.1°C 68.2°F |
|---|---|---|
| Driest month: | February | 26mm 1ins |
| Sunniest month: | June | 0hrs |
| Coldest month: | January | -4.8°C 23.4°F |
| Wettest month: | August | 74mm 2.9ins |
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