Chatswood in Spring
In spring (September, October and November), Chatswood sees average daytime highs around 20°C and overnight lows near 15°C, with 181 mm of rain over about 24 wet days across the season. It is the 3rd-warmest season and the driest season of the year.
Over the season highs climb from about 18°C in early September to 22°C by late November. The sky is clear or mostly clear about 46% of the time across spring, and the air most often feels dry.
Spring is Chatswood's 2nd-best season to visit on our travel score. For the whole year in context, see Chatswood's year-round climate.
- Avg daytime high
- 20°C
- 3rd-warmest season
- Avg overnight low
- 15°C
- Rainfall
- 181 mm
- 24 wet days
- Avg wind
- 18 km/h
- Travel score
- 6.8
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Chatswood in Spring
Over the season highs climb from about 18°C in early September to 22°C by late November.
A typical spring day in Chatswood reaches about 20°C and drops to 15°C overnight. The warmest of the three months is November, the coolest September.
Chatswood weather by month
How the three spring months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 24° / 20° | 72 | 9.3 | 14 | 7.2 |
| Feb | 24° / 20° | 93 | 10.3 | 13.3 | 6.9 |
| Mar | 23° / 19° | 82 | 11.6 | 12.3 | 6.8 |
| Apr | 21° / 17° | 77 | 10.5 | 11.2 | 6.7 |
| May | 19° / 14° | 79 | 9.7 | 10.3 | 6.4 |
| Jun | 17° / 12° | 97 | 10.3 | 9.8 | 5.6 |
| Jul | 16° / 11° | 56 | 7.7 | 10 | 5.8 |
| Aug | 17° / 11° | 53 | 6.6 | 10.7 | 6.4 |
| Sep | 19° / 13° | 50 | 6.7 | 11.8 | 6.9 |
| Oct | 20° / 15° | 59 | 8 | 12.9 | 6.8 |
| Nov | 21° / 17° | 72 | 9.1 | 13.8 | 6.8 |
| Dec | 23° / 19° | 60 | 8.6 | 14.2 | 7.2 |
Cloud cover in Spring
The sky is clear or mostly clear about 46% of the time across spring.
Chance of precipitation in Spring
Chatswood gets around 181 mm of rain over 24 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 18 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 18 min in early September to 14 h 06 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.7 kWh/m².
Hazard calendar for Chatswood
In spring, Chatswood overlaps its cyclone season. The full year is below, with each hazard's peak months called out.
Chatswood sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Is spring a good time to visit Chatswood?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a reasonable time to visit Chatswood for sightseeing.
What to pack for Chatswood in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Chatswood sees daytime highs around 20°C and nights near 15°C. Pack sun protection. Worth having: rain gear. About 24 days see rain.
Sea temperature near Chatswood in Spring
The nearest coast averages about 19°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 20 km away) is warmest in February at about 23°C and coldest in August near 18°C.
It's comfortable for a long swim from Nov 13 to Jun 7 — about 6.8 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 23 | 23 | 23 | 22 | 21 | 20 | 19 | 18 | 18 | 19 | 20 | 21 |
| Comfort | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing | Cool | Cool | Cool | Cool | Cool | Refreshing | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 23 | Refreshing |
| Feb | 23 | Refreshing |
| Mar | 23 | Refreshing |
| Apr | 22 | Refreshing |
| May | 21 | Refreshing |
| Jun | 20 | Cool |
| Jul | 19 | Cool |
| Aug | 18 | Cool |
| Sep | 18 | Cool |
| Oct | 19 | Cool |
| Nov | 20 | Refreshing |
| Dec | 21 | Refreshing |
UV index in Chatswood in Spring
Clear-sky midday UV across spring averages 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 Chatswood peaks around January 15 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 12 | 12 | 9 | 6 | 4 | 2 | 3 | 4 | 5 | 8 | 10 | 12 |
| Level | Extreme | Extreme | Very high | High | Moderate | Moderate | Moderate | Moderate | High | Very high | Very high | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 12 | Extreme |
| Feb | 12 | Extreme |
| Mar | 9 | Very high |
| Apr | 6 | High |
| May | 4 | Moderate |
| Jun | 2 | Moderate |
| Jul | 3 | Moderate |
| Aug | 4 | Moderate |
| Sep | 5 | High |
| Oct | 8 | Very high |
| Nov | 10 | Very high |
| Dec | 12 | Extreme |
Where is Chatswood?
Chatswood sits at 33.8°S, 151.2°E, 108 m above sea level, in Australia. The nearest listed city is Mosman, 7.0 km away.
Topography around Chatswood
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Chatswood.
Within 3 km, the terrain around Chatswood has only modest variations in elevation — a maximum elevation change of 114 m around an average of 74 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 243 m; within 80 km, large variations in elevation — a maximum elevation change of 1,078 m.
The land around Chatswood is covered by trees (66%) and artificial surfaces (32%) within 3 km, trees (45%), artificial surfaces (30%) and water (20%) within 16 km, and trees (53%) and water (33%) within 80 km.
Australia travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type I
- 230 V · 50 Hz
- Prices
- ≈ 90% of US
- price level, 2025
- GDP per capita
- $65,130
- 2025
- Happiness
- 6.9 / 10
- World Happiness, 2025
- Homicide rate
- 0.9
- per 100k, 2023
- Road deaths
- 4.9
- 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 Chatswood (-33.8°, 151.1833°, elevation 108 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.