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Whanganui weather in August

Long-run climate averages for Whanganui, New Zealand in August, plus what the forecast models say for the days ahead.

August at a glance

In August, Whanganui averages 13°C by day and 6°C at night. The wettest month is usually January.

August in Whanganui averages a daytime high of 13°C and an overnight low of 6°C, which reads as cool for this part of the world. It is the coldest month of the year here. Across the whole year Whanganui sees roughly 1302 mm of precipitation.

Climate averages tell you what to pack. They do not tell you what next Tuesday looks like — for that, see the live Whanganui forecast with every model compared and how much they currently agree.

Whanganui weather by month

what to expect in Whanganui through the year

Here is Whanganui's typical weather in each month: the average daytime high and overnight low in °C, how each month feels, and the wettest month marked. Use it to plan any trip to Whanganui by season.

Jan
22°
15°
Warm
Wettest
Feb
21°
14°
Mild
Mar
19°
12°
Mild
Apr
18°
11°
Mild
May
16°
Mild
Jun
14°
Cool
Jul
13°
Cool
Aug
13°
Cool
Sep
15°
Mild
Oct
16°
10°
Mild
Nov
17°
11°
Mild
Dec
20°
14°
Mild

Common questions

How warm is Whanganui in August?
Whanganui averages a daytime high of 13°C in August, with overnight lows around 6°C. These are long-run climate averages, not a forecast — for the actual days ahead see the live model comparison.
Is August a good time to visit Whanganui?
The most comfortable time to visit Whanganui is usually February, March, April and May, when daytime highs sit in the pleasant 16-26°C range and the heaviest January rain is behind you.
Does it rain a lot in Whanganui in August?
The wettest month in Whanganui is usually January. Across the year the city sees roughly 1302 mm of precipitation.

Whanganui in other months

More about Whanganui