Cairns Climate and Average Weather
Climate of Cairns: average temperatures, rainfall and seasons month by month.
Climate in Cairns month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 87° | 77° | 17,9 in | ★★★☆☆ |
| February | 86° | 77° | 13,5 in | ★★☆☆☆ |
| March | 84° | 76° | 18,5 in | ★★★☆☆ |
| April | 82° | 74° | 5,1 in | ★★★★☆ |
| May | 79° | 71° | 3,7 in | ★★★★☆ |
| June | 77° | 67° | 2,1 in | ★★★★☆ |
| July | 76° | 66° | 2,1 in | ★★★★☆ |
| August | 76° | 65° | 1,2 in | ★★★★☆ |
| September | 79° | 69° | 2,4 in | ★★★★☆ |
| October | 82° | 71° | 1,2 in | ★★★★★ |
| November | 85° | 74° | 1,7 in | ★★★★☆ |
| December | 85° | 76° | 21,1 in | ★★★☆☆ |
Climate type: Tropical. Source: Open-Meteo archive (ERA5).
Recent extremes in Cairns
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Cairns compares with nearby places
Annual averages, and the difference against Cairns.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Port Douglas | 37 mi | 76°F | about the same | 120 in |
| Great Barrier Reef | 158 mi | 78°F | +34°F warmer | 71 in |
| Whitehaven Beach | 315 mi | 76°F | 33°F cooler | 61 in |
Climate by attraction in Cairns
1 attractions mapped in this atlas
Best time to visit Cairns
Go in June, July, August, September, October and November. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and March - expect the least comfortable mix of heat, cold or rain.
What this means for Cairns
Today is about average for August. The forecast high of 76°F is in line with the 76°F typical for this month.
Rain is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Southern Hemisphere, so peak summer falls in December to February.
The gap between the warmest and coldest month averages 43°F - an unusually even climate through the year.
What to pack, what to skip
- Sunglasses, a brimmed hat and SPF 30+
- Insect repellent and quick-dry fabrics for humidity
- If your dates are flexible, avoid January, February and March - historically the least comfortable months here.
Summary
Cairns is a city in Queensland. Cairns is known for Great Barrier Reef gateway. It has a population of about 153.000.
Right now it is 76°F (25°C) in Cairns with mainly clear. It feels like 78°F. Today runs from 62°F to 76°F. Chance of precipitation is 0%. Sightseeing conditions score 9.5/10 - excellent - go now.
The best time to visit Cairns is June, July, August, September, October and November. The climate is tropical. January, February and March tend to be the least comfortable months. January is the warmest month with average highs near 87°F, while August is the coldest with lows near 65°F.
Nearby highlights include Great Barrier Reef and Great Barrier Reef.
In plain terms. Today is about average for August. The forecast high of 76°F is in line with the 76°F typical for this month. The best window to be outside is roughly 6 PM to 9 PM, when temperature, rain chance and wind line up best. photography is the strongest bet in Cairns today at 9.6/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Cairns
| Type | City |
|---|---|
| State | Queensland |
| Country | Australia |
| Continent | Oceania |
| Coordinates | 16°55′7″S 145°46′41.2″E (-16.9186, 145.7781) |
| Population | 153.000 |
| Known for | Great Barrier Reef gateway |
| Local time | 2:38 AM (UTC+10:00) |
| Best months | June, July, August, September, October and November |
| Climate | Tropical |
Weather map for Cairns
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Cairns
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Cairns?
Cairns is a city in Queensland. Its coordinates are -16.9186, 145.7781. It lies in Oceania.
What is the weather like in Cairns right now?
It is currently 76°F (25°C) with mainly clear. Humidity is 59% and wind is 10 mph.
When is the best time to visit Cairns?
June, July, August, September, October and November offer the most comfortable conditions in Cairns, which has a tropical climate. January, February and March are usually the hardest months for outdoor plans.
What time zone is Cairns in?
Cairns observes Australia/Brisbane (UTC+10:00). The local time is 2:38 AM.
How many people live in Cairns?
Cairns has a population of approximately 153.000.
What are the top things to do in Cairns?
Popular options include Great Barrier Reef and Great Barrier Reef.
What places are in Cairns?
Cairns covers 1 places in this atlas, including Great Barrier Reef.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-world) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated August 24, 2026 at 2:38 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
