Blenheim in september: average Weather, Temperature and Climate
Weather in Blenheim in september 2025
The weather in Blenheim in the month of september comes from statistical datas on the last years. You can view the weather statistics for all the month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
very bad weather
Weather at 6am
41°F
Clear/Sunny
46% of time
24%
13%
8%
Weather at 12pm
58°F
Clear/Sunny
44% of time
25%
20%
8%
Weather at 6pm
49°F
Clear/Sunny
45% of time
24%
20%
7%
Weather at 3am
43°F
44%
26%
16%
9%
Evolution of daily average temperature and precipitation in Blenheim in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Blenheim in september.
The climate of Blenheim in september is very bad
The weather in september in Blenheim is relatively dry (with 5.6in of rainfall over 7 days). The weather is worst than the previous month since in august there is an average of 5.8in of rainfall over 7 days.
The climate is fairly cold in that locality the month of september, but it is livable by dressing warm. Temperatures are up to 58°F. The minimum is 41°F. Thus, the mean temperature average on this month of september in Blenheim is 50°F. These temperatures are far removed from those records observed in Blenheim in september with a maximum record of 68°F in 2017 and a minimum record of 31°F in 2009.
In september in Blenheim, the days on average last 11:48. The sun rises at 07:26 and sets at 19:14.
With proper weather, the month of september is okay (but not the best) to go there.
September: another location in New Zealand?
If you want to go to New Zealand in september, there are destinations with better weather than Blenheim:
In september, Cape Reinga, Omamari, Dargaville, Kaitaia, Kerikeri and Ruakaka have good weather.
Finally, Auckland, Christchurch, Rotorua, Wellington, Tauranga and Abel Tasman National Park have a tolerable climate, but better than Blenheim.
Seasonal average climate and temperature of Blenheim in september
Check below seasonal norms These datas are set from the weather statements earlier years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 50°F | ||||
| Highest temperature | 58°F | ||||
| Lowest temperature | 41°F | ||||
| Highest record temperature | 68°F (2017) | ||||
| Lowest record temperature | 31°F (2009) | ||||
| Number of days at +65°F | 1 day(s) (3%) | ||||
| Number of days at -32°F | 1 day(s) (3%) | ||||
| Sea temperature | |||||
| Average sea temperature | 56°F | ||||
| Lowest sea temperature | 54°F | ||||
| Highest sea temperature | 58°F | ||||
| Wind | |||||
| Wind speed | 16km/h | ||||
| Wind temperature | 38°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 5.6in | ||||
| Number of days with rainfall | 7 day(s) (23%) | ||||
| Record daily rainfall | 3in (2010) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 87% | ||||
| Visibility | 9.15km | ||||
| Cloud cover | 36% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 07:26 | ||||
| Time of sunset | 19:14 | ||||
| Length of day | 11:48 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last september?
Here is the day by day recorded weather in Blenheim in september 2024:
52°F to 56°F
52°F to 58°F
52°F to 58°F
45°F to 50°F
40°F to 54°F
43°F to 56°F
52°F to 58°F
43°F to 56°F
49°F to 54°F
52°F to 56°F
45°F to 52°F
47°F to 56°F
50°F to 56°F
47°F to 50°F
47°F to 54°F
49°F to 50°F
41°F to 45°F
36°F to 50°F
49°F to 56°F
47°F to 56°F
47°F to 54°F
49°F to 58°F
50°F to 58°F
49°F to 58°F
41°F to 54°F
49°F to 56°F
45°F to 54°F
47°F to 56°F
47°F to 56°F
43°F to 61°F
Map: other cities in New Zealand in september
Cities near Blenheim:
| Picton in september | very bad weather |
| Nelson in september | very bad weather |
| Wellington in september | tolerable weather |
| Porirua in september | tolerable weather |
| Kaikoura in september | tolerable weather |
| Abel Tasman National Park in september | tolerable weather |
| Paraparaumu in september | tolerable weather |
| Takaka in september | tolerable weather |
| Nelson Lakes in september | tolerable weather |
| Levin in september | tolerable weather |
| Waitārere Beach in september | tolerable weather |
| Wharariki beach in september | tolerable weather |
Click over cities on the map for information about the weather in september.
Blenheim
perfect weather
good
tolerable
bad
very bad
Weather data for Blenheim in september:
Weather data for Blenheim for september are derived from an average of the weather forecast since 2009 in Blenheim. There is a margin of error and these forecasts are to be considered as general information only. The weather in Blenheim can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Blenheim.