Nelson Weather in July
What's the weather like in Nelson (Nelson) in July 2025?
The climate in Nelson during July can be summarized as cool and wet.
July is in the winter in Nelson and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 12°C (53°F), whilst at night 2°C (35°F) is normal.
| Daytime temperature | 11.6°C 52.8°F |
|---|---|
| Nightly temperature | 1.5°C 34.6°F |
| Average temperature | 6.5°C 43.7°F |
| Daily sunshine | 5.3 hrs |
| Avg rainfall | 121 mm 4.8 ins |
| Rainy days | 11 days |
| Sea temperature | 12.7°C 54.9°F |
| Humidity | 88% |
| Windspeed | 7.9kph 5 mph |
On average July is the 5th wettest month of the year in Nelson with around 121mm 4.8 inches of rain making it a wet time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.3 hours of sunshine per day.
July temperatures in Nelson
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 Nelson in July 2025.
Other monthly averages
Nelson weather stats
| Hottest month: | January | 21.9°C 71.4°F |
|---|---|---|
| Driest month: | February | 77mm 3ins |
| Sunniest month: | February | 8.5hrs |
| Coldest month: | July | 11.3°C 52.3°F |
| Wettest month: | August | 133mm 5.2ins |
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