Deception Bay in Spring
In spring (September, October and November), Deception Bay sees average daytime highs around 25°C and overnight lows near 16°C, with 200 mm of rain over about 24 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 23°C in early September to 27°C by late November. The sky is clear or mostly clear about 53% of the time across spring, and the air most often feels comfortable.
Spring is Deception Bay's 2nd-best season to visit on our travel score. For the whole year in context, see Deception Bay's year-round climate.
- Avg daytime high
- 25°C
- 2nd-warmest season
- Avg overnight low
- 16°C
- Rainfall
- 200 mm
- 24 wet days
- Avg wind
- 11 km/h
- Travel score
- 7.4
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Deception Bay in Spring
Over the season highs climb from about 23°C in early September to 27°C by late November.
A typical spring day in Deception Bay reaches about 25°C and drops to 16°C overnight. The warmest of the three months is November, the coolest September.
Deception Bay 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 | 28° / 22° | 130 | 13.6 | 13.5 | 5.6 |
| Feb | 28° / 21° | 143 | 13.7 | 13 | 5.6 |
| Mar | 27° / 20° | 110 | 14.7 | 12.2 | 6.1 |
| Apr | 25° / 17° | 55 | 10.4 | 11.4 | 7.0 |
| May | 22° / 14° | 69 | 8.3 | 10.7 | 7.3 |
| Jun | 20° / 11° | 58 | 7.4 | 10.3 | 7.1 |
| Jul | 20° / 10° | 31 | 4.4 | 10.5 | 7.7 |
| Aug | 22° / 10° | 40 | 4.8 | 11 | 8.0 |
| Sep | 24° / 13° | 37 | 5.9 | 11.8 | 8.1 |
| Oct | 25° / 16° | 77 | 8.6 | 12.7 | 7.4 |
| Nov | 26° / 19° | 87 | 9.8 | 13.3 | 6.7 |
| Dec | 28° / 20° | 115 | 12 | 13.7 | 6.2 |
Cloud cover in Spring
The sky is clear or mostly clear about 53% of the time across spring.
Chance of precipitation in Spring
Deception Bay gets around 200 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 comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 11 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 24 min in early September to 13 h 36 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 5.8 kWh/m².
Hazard calendar for Deception Bay
In spring, Deception Bay overlaps its cyclone and rainy season season. The full year is below, with each hazard's peak months called out.
Deception Bay sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Deception Bay's rainy season runs October–March, when most of the year's rain falls.
Is spring a good time to visit Deception Bay?
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 one of the better times to visit Deception Bay for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Deception Bay in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Deception Bay sees daytime highs around 25°C and nights near 16°C. Pack sun protection. Worth having: light clothes and rain gear. About 24 days see rain.
Sea temperature near Deception Bay in Spring
The nearest coast averages about 22°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in February at about 27°C and coldest in August near 20°C.
It's comfortable for a long swim from Aug 27 to Jul 31 — about 11.1 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 26 | 27 | 26 | 24 | 23 | 21 | 20 | 20 | 20 | 22 | 24 | 25 |
| Comfort | Warm | Warm | Warm | Warm | Refreshing | Refreshing | Refreshing | Cool | Refreshing | Refreshing | Refreshing | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 26 | Warm |
| Feb | 27 | Warm |
| Mar | 26 | Warm |
| Apr | 24 | Warm |
| May | 23 | Refreshing |
| Jun | 21 | Refreshing |
| Jul | 20 | Refreshing |
| Aug | 20 | Cool |
| Sep | 20 | Refreshing |
| Oct | 22 | Refreshing |
| Nov | 24 | Refreshing |
| Dec | 25 | Warm |
UV index in Deception Bay in Spring
Clear-sky midday UV across spring averages around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Deception Bay peaks around February 9 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 4 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 13 | 14 | 11 | 8 | 5 | 4 | 5 | 6 | 8 | 10 | 11 | 13 |
| Level | Extreme | Extreme | Extreme | Very high | High | Moderate | Moderate | High | Very high | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 14 | Extreme |
| Mar | 11 | Extreme |
| Apr | 8 | Very high |
| May | 5 | High |
| Jun | 4 | Moderate |
| Jul | 5 | Moderate |
| Aug | 6 | High |
| Sep | 8 | Very high |
| Oct | 10 | Very high |
| Nov | 11 | Extreme |
| Dec | 13 | Extreme |
Where is Deception Bay?
Deception Bay sits at 27.2°S, 153.0°E, 13 m above sea level, in Australia. The nearest listed city is North Lakes, 3.0 km away.
Topography around Deception Bay
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Deception Bay.
Within 3 km, the terrain around Deception Bay has only modest variations in elevation — a maximum elevation change of 42 m around an average of 10 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 335 m; within 80 km, large variations in elevation — a maximum elevation change of 903 m.
The land around Deception Bay is covered by artificial surfaces (32%), trees (27%) and water (22%) within 3 km, water (34%) and trees (31%) within 16 km, and trees (39%) and water (35%) 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 Deception Bay (-27.1935°, 153.0263°, 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.