Auckland weather in September

In September, Auckland sees average daytime highs of 15°C and overnight lows near 11°C, with 94 mm of rain across 13.4 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 15°C through the month. The sky is clear or mostly clear about 23% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of September to 12 h 18 min by month's end. Set against the rest of the year, September is Auckland's 8th-clearest and 3rd-windiest month. For the whole year in context, see Auckland's year-round climate.

Daytime high: 15°; 9th warmest
Overnight low: 11°; 4th coldest
Rainfall: 94 mm; 13.4 wet days
Daylight: 11 h 48 min; 7:22 AM – 7:08 PM
Cloud cover: 62%; 8th clearest
Wind: 18 km/h; 3rd windiest
Solar energy: 4.17 kWh/m²
Travel score: 4.2; out of 10

Auckland is city on the North Island, New Zealand.

Air quality: Good; PM2.5 5.7 µg/m³ · 2012
Density: 2,768/km²; people per km²
Founded: 1840

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

← August Auckland year-round climate October →Best places to visit in September

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 15°C through the month.

A typical September day in Auckland reaches about 15°C in the afternoon and slips back to 11°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 17°C. Set against its neighbours, September runs about 1°C warmer than August and about 1°C cooler than October.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Avg high (°C)	15	15	15	15	15	15	15	15	15	15	15	15	15	15	15	15	15	15	15	15	15	16	16	16	16	16	16	16	16	16
Avg low (°C)	10	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	12	12	12	12	12	12	12	12	12

	Avg high (°C)	Avg low (°C)
1	15	10
2	15	11
3	15	11
4	15	11
5	15	11
6	15	11
7	15	11
8	15	11
9	15	11
10	15	11
11	15	11
12	15	11
13	15	11
14	15	11
15	15	11
16	15	11
17	15	11
18	15	11
19	15	11
20	15	11
21	15	11
22	16	12
23	16	12
24	16	12
25	16	12
26	16	12
27	16	12
28	16	12
29	16	12
30	16	12

Auckland weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 5th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	22° / 17°	70	8.7	14.2	6.7
Feb	22° / 18°	63	8	13.4	6.8
Mar	21° / 17°	69	8.5	12.3	6.7
Apr	19° / 15°	74	9.5	11.1	6.2
May	17° / 13°	96	11.4	10.1	5.3
Jun	15° / 11°	100	11.6	9.5	4.3
Jul	14° / 10°	115	14	9.7	3.8
Aug	14° / 10°	104	14.6	10.6	3.8
Sep	15° / 11°	94	13.4	11.7	4.2
Oct	16° / 12°	78	11.8	13	4.9
Nov	18° / 14°	74	10.8	14	5.6
Dec	20° / 16°	92	11	14.5	6.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 25% of September, with mostly cloudy or overcast conditions the remaining 52%.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Clearer (%)	50	50	49	50	50	50	49	48	48	48	47	47	47	48	48	48	47	47	47	46	47	46	46	47	46	47	47	47	47	46
Cloudier (%)	50	50	51	50	50	50	51	52	52	52	53	53	53	52	52	52	53	53	53	54	53	54	54	53	54	53	53	53	53	54

	Clearer (%)	Cloudier (%)
1	50	50
2	50	50
3	49	51
4	50	50
5	50	50
6	50	50
7	49	51
8	48	52
9	48	52
10	48	52
11	47	53
12	47	53
13	47	53
14	48	52
15	48	52
16	48	52
17	47	53
18	47	53
19	47	53
20	46	54
21	47	53
22	46	54
23	46	54
24	47	53
25	46	54
26	47	53
27	47	53
28	47	53
29	47	53
30	46	54

Chance of precipitation in September

Any precipitation

Auckland gets around 94 mm of rain over 13.4 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 44% and peaks near 46% on the wettest days.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Rain chance (%)	41	41	41	41	42	42	43	43	44	44	45	45	45	45	45	45	45	45	45	45	45	46	46	46	46	46	46	46	45	45

	Rain chance (%)
1	41
2	41
3	41
4	41
5	42
6	42
7	43
8	43
9	44
10	44
11	45
12	45
13	45
14	45
15	45
16	45
17	45
18	45
19	45
20	45
21	45
22	46
23	46
24	46
25	46
26	46
27	46
28	46
29	45
30	45

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the dry band about 91% of days. It rarely turns muggy — the humid and sticky bands barely register.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Dry (%)	96	95	95	95	94	94	94	93	93	93	92	92	92	92	92	91	91	90	90	89	89	88	88	88	87	87	86	86	85	85
Comfortable (%)	4	5	5	5	6	6	6	7	7	7	8	8	8	8	8	9	9	10	10	11	11	12	12	12	13	13	14	14	15	15

	Dry (%)	Comfortable (%)
1	96	4
2	95	5
3	95	5
4	95	5
5	94	6
6	94	6
7	94	6
8	93	7
9	93	7
10	93	7
11	92	8
12	92	8
13	92	8
14	92	8
15	92	8
16	91	9
17	91	9
18	90	10
19	90	10
20	89	11
21	89	11
22	88	12
23	88	12
24	88	12
25	87	13
26	87	13
27	86	14
28	86	14
29	85	15
30	85	15

Wind in September

Winds average 18 km/h in September.

Across September, daily wind ranges from about 18 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Wind speed (km/h)	18	18	18	18	18	18	18	18	18	18	18	18	18	18	19	19	19	19	19	19	19	19	19	19	19	19	20	20	20	20
Feels	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze

	Wind speed (km/h)	Feels
1	18	light breeze
2	18	light breeze
3	18	light breeze
4	18	light breeze
5	18	light breeze
6	18	light breeze
7	18	light breeze
8	18	light breeze
9	18	light breeze
10	18	light breeze
11	18	light breeze
12	18	light breeze
13	18	light breeze
14	18	light breeze
15	19	light breeze
16	19	light breeze
17	19	light breeze
18	19	light breeze
19	19	light breeze
20	19	light breeze
21	19	light breeze
22	19	light breeze
23	19	light breeze
24	19	light breeze
25	19	light breeze
26	19	light breeze
27	20	light breeze
28	20	light breeze
29	20	light breeze
30	20	light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 12 min at the start of September to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over September. Sunrise moves from 7:45 AM to 7:00 AM, and sunset from 6:56 PM to 7:20 PM.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Daylight (h)	11.2	11.2	11.3	11.3	11.3	11.4	11.4	11.4	11.5	11.5	11.6	11.6	11.6	11.7	11.7	11.8	11.8	11.8	11.9	11.9	12.0	12.0	12.1	12.1	12.1	12.2	12.2	12.3	12.3	12.3
Sunrise (AM)	7:45	7:44	7:42	7:41	7:39	7:38	7:36	7:35	7:33	7:32	7:30	7:29	7:27	7:25	7:24	7:22	7:21	7:19	7:17	7:16	7:14	7:13	7:11	7:10	7:08	7:06	7:05	7:03	7:02	7:00
Sunset (PM)	6:56	6:57	6:58	6:58	6:59	7:00	7:01	7:02	7:03	7:03	7:04	7:05	7:06	7:07	7:07	7:08	7:09	7:10	7:11	7:12	7:13	7:13	7:14	7:15	7:16	7:17	7:18	7:18	7:19	7:20

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	11.2	7:45	6:56
2	11.2	7:44	6:57
3	11.3	7:42	6:58
4	11.3	7:41	6:58
5	11.3	7:39	6:59
6	11.4	7:38	7:00
7	11.4	7:36	7:01
8	11.4	7:35	7:02
9	11.5	7:33	7:03
10	11.5	7:32	7:03
11	11.6	7:30	7:04
12	11.6	7:29	7:05
13	11.6	7:27	7:06
14	11.7	7:25	7:07
15	11.7	7:24	7:07
16	11.8	7:22	7:08
17	11.8	7:21	7:09
18	11.8	7:19	7:10
19	11.9	7:17	7:11
20	11.9	7:16	7:12
21	12.0	7:14	7:13
22	12.0	7:13	7:13
23	12.1	7:11	7:14
24	12.1	7:10	7:15
25	12.1	7:08	7:16
26	12.2	7:06	7:17
27	12.2	7:05	7:18
28	12.3	7:03	7:18
29	12.3	7:02	7:19
30	12.3	7:00	7:20

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.17 kWh/m².

For context, solar energy here swings from a low near 2 kWh/m² to a high of 7.17 kWh/m² in January across the year — September's 4.17 kWh/m² falls in the middle.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Solar energy (kWh/m²)	3.6	3.6	3.7	3.7	3.7	3.8	3.8	3.9	3.9	4.0	4.0	4.0	4.1	4.1	4.2	4.2	4.2	4.3	4.3	4.4	4.4	4.4	4.5	4.5	4.5	4.6	4.6	4.7	4.7	4.7
Level	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright

	Solar energy (kWh/m²)	Level
1	3.6	Moderate
2	3.6	Moderate
3	3.7	Moderate
4	3.7	Moderate
5	3.7	Moderate
6	3.8	Moderate
7	3.8	Moderate
8	3.9	Moderate
9	3.9	Moderate
10	4.0	Moderate
11	4.0	Moderate
12	4.0	Bright
13	4.1	Bright
14	4.1	Bright
15	4.2	Bright
16	4.2	Bright
17	4.2	Bright
18	4.3	Bright
19	4.3	Bright
20	4.4	Bright
21	4.4	Bright
22	4.4	Bright
23	4.5	Bright
24	4.5	Bright
25	4.5	Bright
26	4.6	Bright
27	4.6	Bright
28	4.7	Bright
29	4.7	Bright
30	4.7	Bright

Planning a trip in September

Hazard calendar for Auckland

In seasonPeak

None of Auckland's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Auckland sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Cyclone

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is September a good time to visit Auckland?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.2

Sightseeing

10th-best month of the year

0.2

Beach & pool

9th-best month of the year

September is a reasonable time to visit Auckland for sightseeing.

What to pack for Auckland in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Auckland sees daytime highs around 15°C and nights near 11°C. Worth packing: a warm layer and rain gear. About 13 days see rain.

a warm layerrain gear

Sea temperature near Auckland in September

The nearest coast averages about 14°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 27 km away) is warmest in February at about 21°C and coldest in August near 14°C.

It's comfortable for a long swim from Jan 10 to Mar 31 — about 2.7 months when the water holds above 20°C.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sea temperature (°C)	20	21	21	19	18	16	14	14	14	15	17	19
Comfort	Refreshing	Refreshing	Refreshing	Cool	Cool	Cool	Bracing	Bracing	Bracing	Cool	Cool	Cool

	Sea temperature (°C)	Comfort
Jan	20	Refreshing
Feb	21	Refreshing
Mar	21	Refreshing
Apr	19	Cool
May	18	Cool
Jun	16	Cool
Jul	14	Bracing
Aug	14	Bracing
Sep	14	Bracing
Oct	15	Cool
Nov	17	Cool
Dec	19	Cool

UV index in Auckland in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Auckland peaks around January 12 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	12	11	8	5	3	2	3	4	5	8	11	12
Level	Extreme	Extreme	Very high	High	Moderate	Low	Moderate	Moderate	Moderate	Very high	Extreme	Extreme

	UV index (midday)	Level
Jan	12	Extreme
Feb	11	Extreme
Mar	8	Very high
Apr	5	High
May	3	Moderate
Jun	2	Low
Jul	3	Moderate
Aug	4	Moderate
Sep	5	Moderate
Oct	8	Very high
Nov	11	Extreme
Dec	12	Extreme

Location & terrain

Where is Auckland?

Auckland sits at 36.8°S, 174.8°E, 43 m above sea level, in New Zealand. The nearest listed city is Mount Eden, 4.0 km away.

Topography around Auckland

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Auckland.

Within 3 km, the terrain around Auckland has only modest variations in elevation — a maximum elevation change of 176 m around an average of 28 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 253 m; within 80 km, large variations in elevation — a maximum elevation change of 887 m.

The land around Auckland is covered by artificial surfaces (44%) and water (36%) within 3 km, water (37%), artificial surfaces (28%) and trees (23%) within 16 km, and water (55%) and grassland (22%) within 80 km.

3 km

176 m

artificial surfaces 44%

16 km

253 m

water 37%

80 km

887 m

water 55%

treesgrasslandcroplandartificial surfacesbare terrainwatermangroves

← August Auckland year-round climate October →Best places to visit in September

September weather nearby: Mount Eden 4.0 km · Epsom 4.0 km · Remuera 5.0 km · North Shore 6.0 km · Avondale 7.0 km · New Lynn 9.0 km · Te Atatu Peninsula 10 km · Te Atatu South 10 km

New Zealand travel facts

Travel advisory: Level 1; Exercise Normal Precautions
Power plugs: Type I; 230 V · 50 Hz
Prices: ≈ 86% of US; price level, 2025
GDP per capita: $49,591; 2025
Happiness: 7.0 / 10; World Happiness, 2025
Safe drinking water: 100%; of population, 2024
Homicide rate: 1.5; per 100k, 2022
Road deaths: 9.6; per 100k/yr, 2019
Income group: High; World Bank
Religion

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Auckland (-36.8485°, 174.7635°, elevation 43 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).

	Avg high (°C)	Avg low (°C)
1	15	10
2	15	11
3	15	11
4	15	11
5	15	11
6	15	11
7	15	11
8	15	11
9	15	11
10	15	11
11	15	11
12	15	11
13	15	11
14	15	11
15	15	11
16	15	11
17	15	11
18	15	11
19	15	11
20	15	11
21	15	11
22	16	12
23	16	12
24	16	12
25	16	12
26	16	12
27	16	12
28	16	12
29	16	12
30	16	12

	Clearer (%)	Cloudier (%)
1	50	50
2	50	50
3	49	51
4	50	50
5	50	50
6	50	50
7	49	51
8	48	52
9	48	52
10	48	52
11	47	53
12	47	53
13	47	53
14	48	52
15	48	52
16	48	52
17	47	53
18	47	53
19	47	53
20	46	54
21	47	53
22	46	54
23	46	54
24	47	53
25	46	54
26	47	53
27	47	53
28	47	53
29	47	53
30	46	54

	Rain chance (%)
1	41
2	41
3	41
4	41
5	42
6	42
7	43
8	43
9	44
10	44
11	45
12	45
13	45
14	45
15	45
16	45
17	45
18	45
19	45
20	45
21	45
22	46
23	46
24	46
25	46
26	46
27	46
28	46
29	45
30	45

	Dry (%)	Comfortable (%)
1	96	4
2	95	5
3	95	5
4	95	5
5	94	6
6	94	6
7	94	6
8	93	7
9	93	7
10	93	7
11	92	8
12	92	8
13	92	8
14	92	8
15	92	8
16	91	9
17	91	9
18	90	10
19	90	10
20	89	11
21	89	11
22	88	12
23	88	12
24	88	12
25	87	13
26	87	13
27	86	14
28	86	14
29	85	15
30	85	15

	Avg high (°C)	Avg low (°C)
1	15	10
2	15	11
3	15	11
4	15	11
5	15	11
6	15	11
7	15	11
8	15	11
9	15	11
10	15	11
11	15	11
12	15	11
13	15	11
14	15	11
15	15	11
16	15	11
17	15	11
18	15	11
19	15	11
20	15	11
21	15	11
22	16	12
23	16	12
24	16	12
25	16	12
26	16	12
27	16	12
28	16	12
29	16	12
30	16	12

	Clearer (%)	Cloudier (%)
1	50	50
2	50	50
3	49	51
4	50	50
5	50	50
6	50	50
7	49	51
8	48	52
9	48	52
10	48	52
11	47	53
12	47	53
13	47	53
14	48	52
15	48	52
16	48	52
17	47	53
18	47	53
19	47	53
20	46	54
21	47	53
22	46	54
23	46	54
24	47	53
25	46	54
26	47	53
27	47	53
28	47	53
29	47	53
30	46	54

	Rain chance (%)
1	41
2	41
3	41
4	41
5	42
6	42
7	43
8	43
9	44
10	44
11	45
12	45
13	45
14	45
15	45
16	45
17	45
18	45
19	45
20	45
21	45
22	46
23	46
24	46
25	46
26	46
27	46
28	46
29	45
30	45

	Dry (%)	Comfortable (%)
1	96	4
2	95	5
3	95	5
4	95	5
5	94	6
6	94	6
7	94	6
8	93	7
9	93	7
10	93	7
11	92	8
12	92	8
13	92	8
14	92	8
15	92	8
16	91	9
17	91	9
18	90	10
19	90	10
20	89	11
21	89	11
22	88	12
23	88	12
24	88	12
25	87	13
26	87	13
27	86	14
28	86	14
29	85	15
30	85	15

	Avg high (°C)	Avg low (°C)
1	15	10
2	15	11
3	15	11
4	15	11
5	15	11
6	15	11
7	15	11
8	15	11
9	15	11
10	15	11
11	15	11
12	15	11
13	15	11
14	15	11
15	15	11
16	15	11
17	15	11
18	15	11
19	15	11
20	15	11
21	15	11
22	16	12
23	16	12
24	16	12
25	16	12
26	16	12
27	16	12
28	16	12
29	16	12
30	16	12

	Clearer (%)	Cloudier (%)
1	50	50
2	50	50
3	49	51
4	50	50
5	50	50
6	50	50
7	49	51
8	48	52
9	48	52
10	48	52
11	47	53
12	47	53
13	47	53
14	48	52
15	48	52
16	48	52
17	47	53
18	47	53
19	47	53
20	46	54
21	47	53
22	46	54
23	46	54
24	47	53
25	46	54
26	47	53
27	47	53
28	47	53
29	47	53
30	46	54

	Rain chance (%)
1	41
2	41
3	41
4	41
5	42
6	42
7	43
8	43
9	44
10	44
11	45
12	45
13	45
14	45
15	45
16	45
17	45
18	45
19	45
20	45
21	45
22	46
23	46
24	46
25	46
26	46
27	46
28	46
29	45
30	45

	Dry (%)	Comfortable (%)
1	96	4
2	95	5
3	95	5
4	95	5
5	94	6
6	94	6
7	94	6
8	93	7
9	93	7
10	93	7
11	92	8
12	92	8
13	92	8
14	92	8
15	92	8
16	91	9
17	91	9
18	90	10
19	90	10
20	89	11
21	89	11
22	88	12
23	88	12
24	88	12
25	87	13
26	87	13
27	86	14
28	86	14
29	85	15
30	85	15