The climate in Holmestrand during July can be summarized as mild and a little damp.
July is in the summer in Holmestrand and is typically the warmest month of the year. Daytime maximum temperatures average around 21°C (69°F), whilst at night 12°C (53°F) is normal.
| Daytime temperature | 20.7°C 69.3°F |
|---|---|
| Nightly temperature | 11.9°C 53.4°F |
| Average temperature | 16.3°C 61.3°F |
| Daily sunshine | 9 hrs |
| Avg rainfall | 82 mm 3.2 ins |
| Rainy days | 15 days |
| Sea temperature | 17.1°C 62.8°F |
| Humidity | 72% |
| Windspeed | 16.2kph 10 mph |
On average July is the 5th wettest month of the year in Holmestrand with around 82mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 9 hours of sunshine per day.
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 Holmestrand in July 2025.
| Hottest month: | July | 20.5°C 68.9°F |
|---|---|---|
| Driest month: | February | 45mm 1.8ins |
| Sunniest month: | June | 9.6hrs |
| Coldest month: | February | -1.2°C 29.8°F |
| Wettest month: | October | 109mm 4.3ins |