Henderson weather in October

In October, Henderson sees average daytime highs of 16°C and overnight lows near 13°C, with 84 mm of rain across 11.9 wet days and about 13 hours of daylight. It is the 8th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 16°C through the month. The sky is clear or mostly clear about 23% of the time in October, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of October to 13 h 30 min by month's end. Set against the rest of the year, October is Henderson's 10th-clearest and 1st-windiest month. For the whole year in context, see Henderson's year-round climate.

Daytime high
16°
8th warmest
Overnight low
13°
5th coldest
Rainfall
84 mm
11.9 wet days
Daylight
13 hours
6:38 AM – 7:35 PM
Cloud cover
62%
10th clearest
Wind
22 km/h
1st windiest
Solar energy
5.36 kWh/m²
Travel score
4.6
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 16°C through the month.

A typical October day in Henderson reaches about 16°C in the afternoon and slips back to 13°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 17°C. Set against its neighbours, October runs about 1°C warmer than September and about 2°C cooler than November.

10°13°15°18°20°151015202531
Avg high (°C)Avg low (°C)
11512
21512
31512
41513
51513
61513
71513
81513
91513
101513
111513
121513
131513
141513
151513
161513
171613
181613
191613
201613
211613
221613
231613
241613
251613
261613
271613
281613
291614
301614
311614

Henderson weather by month

How October compares with the rest of the year at a glance. October is the 8th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 18°718.714.26.6
Feb21° / 18°617.813.46.7
Mar20° / 17°67812.36.7
Apr19° / 16°829.811.16.0
May17° / 14°10712.310.15.1
Jun15° / 12°11612.79.54.1
Jul14° / 11°128159.73.6
Aug14° / 11°11515.210.63.6
Sep14° / 12°10213.411.74.0
Oct16° / 13°8411.9134.6
Nov17° / 14°7611.1145.2
Dec19° / 16°9110.914.55.9

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 23% of October, with mostly cloudy or overcast conditions the remaining 55%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
24951
34951
44951
54852
64852
74852
84852
94753
104753
114753
124753
134654
144654
154654
164555
174555
184555
194555
204555
214555
224555
234456
244357
254357
264357
274258
284258
294159
304060
314159

Chance of precipitation in October

Any precipitation

Henderson gets around 84 mm of rain over 11.9 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 39% and peaks near 44% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
144
244
344
444
544
644
743
842
942
1041
1140
1239
1339
1438
1538
1637
1737
1836
1936
2035
2135
2235
2335
2435
2535
2635
2736
2836
2937
3037
3138

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 82% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
186140
286140
386140
485150
585150
685150
785150
885150
985150
1085150
1185150
1285150
1385150
1484160
1584160
1684160
1784160
1883170
1983170
2082180
2181190
2281190
2380200
2479210
2579210
2677221
2777221
2877221
2975232
3075232
3175232

Wind in October

Winds average 22 km/h in October, the windiest month of the year.

Across October, daily wind ranges from about 21 km/h on the calmest days to 23 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
123breezy
223breezy
323breezy
423breezy
523breezy
623breezy
723breezy
823breezy
923breezy
1023breezy
1123breezy
1223breezy
1323breezy
1423breezy
1523breezy
1623breezy
1722breezy
1822breezy
1922breezy
2022breezy
2122breezy
2221breezy
2321breezy
2421breezy
2521breezy
2621breezy
2721breezy
2821breezy
2921breezy
3021breezy
3121breezy

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 24 min at the start of October to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over October. Sunrise moves from 6:59 AM to 6:20 AM, and sunset from 7:22 PM to 7:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:597:22
212.46:587:23
312.56:567:23
412.56:557:24
512.56:537:25
612.66:527:26
712.66:507:27
812.76:497:28
912.76:477:29
1012.76:467:30
1112.86:457:31
1212.86:437:32
1312.86:427:33
1412.96:407:34
1512.96:397:34
1613.06:387:35
1713.06:367:36
1813.06:357:37
1913.16:347:38
2013.16:327:39
2113.26:317:40
2213.26:307:41
2313.26:297:42
2413.36:287:43
2513.36:267:44
2613.36:257:45
2713.46:247:46
2813.46:237:47
2913.46:227:48
3013.56:217:49
3113.56:207:50

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.36 kWh/m².

For context, solar energy here swings from a low near 1.97 kWh/m² to a high of 7.25 kWh/m² in January across the year — October's 5.36 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.9Bright
44.9Bright
54.9Bright
65.0Bright
75.0Bright
85.0Bright
95.1Bright
105.1Bright
115.2Bright
125.2Bright
135.3Bright
145.3Bright
155.3Bright
165.4Bright
175.4Bright
185.5Bright
195.5Bright
205.5Bright
215.6Bright
225.6Bright
235.6Bright
245.7Bright
255.7Bright
265.7Bright
275.8Bright
285.8Bright
295.8Bright
305.9Bright
315.9Bright
Planning a trip in October

Hazard calendar for Henderson

In seasonPeak

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

Henderson 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 October a good time to visit Henderson?

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

4.6
Sightseeing
8th-best month of the year
0.3
Beach & pool
8th-best month of the year

October is a reasonable time to visit Henderson for sightseeing.

What to pack for Henderson in October

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

In October, Henderson sees daytime highs around 16°C and nights near 13°C. Worth packing: a warm layer, rain gear, sun protection and a windbreaker. About 12 days see rain.

a warm layerrain gearsun protectiona windbreaker

Sea temperature near Henderson in October

The nearest coast averages about 15°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 22 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 18 to Mar 15 — about 1.9 months when the water holds above 20°C.

15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan20Refreshing
Feb21Refreshing
Mar20Refreshing
Apr19Cool
May17Cool
Jun16Cool
Jul15Bracing
Aug14Bracing
Sep14Bracing
Oct15Cool
Nov17Cool
Dec19Cool

UV index in Henderson in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Henderson 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 12UV 12Jun 17UV 2
UV index (midday)Level
Jan12Extreme
Feb11Extreme
Mar8Very high
Apr5High
May3Moderate
Jun2Low
Jul3Moderate
Aug4Moderate
Sep5Moderate
Oct8Very high
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Henderson?

Henderson sits at 36.9°S, 174.6°E, 13 m above sea level, in New Zealand. The nearest listed city is Lincoln, 2.0 km away.

Topography around Henderson

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

Within 3 km, the terrain around Henderson has only modest variations in elevation — a maximum elevation change of 107 m around an average of 36 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 465 m; within 80 km, large variations in elevation — a maximum elevation change of 905 m.

The land around Henderson is covered by artificial surfaces (47%) and trees (37%) within 3 km, trees (47%) and water (21%) within 16 km, and water (57%) and grassland (23%) within 80 km.

3 km
107 m
16 km
465 m
80 km
905 m
treesgrasslandcroplandartificial surfaceswatermangroves
October weather nearby: Lincoln 2.0 km · Te Atatu South 3.0 km · Massey 5.0 km · Te Atatu Peninsula 5.0 km · Massey East 6.0 km · New Lynn 7.0 km · Titirangi 7.0 km · Avondale 7.0 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
no religion 49%Christian 37%objected to answering 7%Hindu 3%

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 Henderson (-36.8801°, 174.6198°, elevation 13 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).