Croydon, Australia experiences average highs of 19°C (66°F) and lows of 10°C (50°F) throughout the year. Rainfall is moderate, averaging about 10 rainy days per month. Sunshine is abundant, averaging about 9 hours per day. Average highs have warmed by 0.6°C (1.1°F) across the available records.
Croydon, Australia Weather & Climate 2026
Monthly climate averages for Croydon, Australia. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Jun–Nov At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
7/10
Best: January, February, March
UV Index
5
Low
Temperature 19°C / 10°C
Feels Like 18°C / 9°C
Rainy Days 10
Rainfall 70 mm
Sunshine 9 h
Humidity 74%
Wind Speed 18 km/h
Dew Point 10°C
Frost Days 1 days
Hottest Month
26°C
January
Avg Low15°C
Rain7days
Coldest Month
6°C
July
Avg High12°C
Rain13days
Driest Month
5days
February
Avg High25°C
Avg Low15°C
Windiest Month
20 km/h
September (Gusts 47)
Sea Temperature
11°C – 22°C
Warmest water: January (
21.9°C
)
Worst Time to Visit
Consider avoiding May, June, July, August due to frequent rain.
Sun Position
Sunrise 07:34
Daylight 9.6h
Sunset 17:07
Live conditions—
Croydon on the map · live conditions
Croydon, Australia
- Continent
- Oceania
- Country
- Australia
- City
- Croydon
- Population
- 26.5K
- Coordinates
- -37.80°, 145.28°
Seasonal Breakdown
Spring
Sep–Nov
Avg High 18°C
Avg Low 10°C
Rain 13 days/mo
Summer
Dec–Feb
Avg High 25°C
Avg Low 14°C
Rain 7 days/mo
2/3 best months
Autumn
Mar–May
Avg High 19°C
Avg Low 11°C
Rain 8 days/mo
1/3 best months
Winter
Jun–Aug
Avg High 13°C
Avg Low 7°C
Rain 13 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 26°C / 15°C . Feb: 25°C / 15°C . Mar: 24°C / 14°C . Apr: 19°C / 11°C . May: 15°C / 8°C . Jun: 13°C / 7°C . Jul: 12°C / 6°C . Aug: 14°C / 7°C . Sep: 16°C / 8°C . Oct: 18°C / 9°C . Nov: 21°C / 11°C . Dec: 24°C / 13°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 70 mm. Feb: 33 mm. Mar: 47 mm. Apr: 64 mm. May: 68 mm. Jun: 68 mm. Jul: 70 mm. Aug: 76 mm. Sep: 84 mm. Oct: 103 mm. Nov: 89 mm. Dec: 73 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 68%. Feb: 67%. Mar: 70%. Apr: 74%. May: 79%. Jun: 83%. Jul: 81%. Aug: 78%. Sep: 74%. Oct: 73%. Nov: 72%. Dec: 68%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 18 km/h . Feb: 18 km/h . Mar: 17 km/h . Apr: 16 km/h . May: 17 km/h . Jun: 17 km/h . Jul: 19 km/h . Aug: 19 km/h . Sep: 20 km/h . Oct: 20 km/h . Nov: 19 km/h . Dec: 19 km/h .
Sunshine
Sunshine
Sunshine: Jan: 11h. Feb: 11h. Mar: 10h. Apr: 8h. May: 7h. Jun: 7h. Jul: 7h. Aug: 8h. Sep: 9h. Oct: 10h. Nov: 11h. Dec: 12h.
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 22°C . Feb: 22°C . Mar: 21°C . Apr: 18°C . May: 15°C . Jun: 12°C . Jul: 11°C . Aug: 11°C . Sep: 13°C . Oct: 15°C . Nov: 18°C . Dec: 20°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 8. Feb: UV 8. Mar: UV 7. Apr: UV 5. May: UV 3. Jun: UV 2. Jul: UV 3. Aug: UV 4. Sep: UV 5. Oct: UV 6. Nov: UV 7. Dec: UV 8.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Climate Trends
Average highs have warmed by 0.6°C (1.1°F) across the available records. Average rainfall is trending drier by about 18 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Feb 2025 · 27°C | Jan · 26°C |
| Coldest month | Aug 2025 · 5°C | Jul · 6°C |
| Wettest month | Nov 2025 · 151 mm | Oct · 103 mm |
| Windiest month | Sep 2025 · 22 km/h | Sep · 20 km/h |
Month-by-Month Weather Table
January best
Excellent 
February best
Excellent March best
Excellent April
Good May
Fair June
Fair July
Fair August
Fair September
Fair October
Good November
Good December
Good | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 26°C / 15°C | 27°C / 15°C | 7days (70 mm) Good | 11.4h Excellent | 68% Muggy | 8.1 Very High | Excellent | View Details |
| February best | 25°C / 15°C | 25°C / 14°C | 5days (33 mm) Good | 11.3h Excellent | 67% Muggy | 8 Very High | Excellent | View Details |
| March best | 24°C / 14°C | 23°C / 13°C | 6days (47 mm) Good | 9.8h Good | 70% Muggy | 6.5 High | Excellent | View Details |
| April | 19°C / 11°C | 18°C / 10°C | 8days (64 mm) Wet | 8.3h Good | 74% Muggy | 4.5 Moderate | Good | View Details |
| May | 15°C / 8°C | 13°C / 6°C | 11days (68 mm) Wet | 7.4h Good | 79% Humid | 3.1 Moderate | Fair | View Details |
| June | 13°C / 7°C | 10°C / 4°C | 12days (68 mm) Wet | 6.7h Fair | 83% Humid | 2.4 Moderate | Fair | View Details |
| July | 12°C / 6°C | 9°C / 3°C | 13days (70 mm) Wet | 6.9h Fair | 81% Humid | 2.6 Moderate | Fair | View Details |
| August | 14°C / 7°C | 11°C / 4°C | 14days (76 mm) Wet | 7.9h Good | 78% Humid | 3.6 Moderate | Fair | View Details |
| September | 16°C / 8°C | 13°C / 5°C | 14days (84 mm) Wet | 9h Good | 74% Muggy | 4.9 Moderate | Fair | View Details |
| October | 18°C / 9°C | 17°C / 7°C | 13days (103 mm) Wet | 9.8h Good | 73% Muggy | 6.2 High | Good | View Details |
| November | 21°C / 11°C | 20°C / 10°C | 12days (89 mm) Wet | 10.6h Excellent | 72% Muggy | 7.2 Very High | Good | View Details |
| December | 24°C / 13°C | 24°C / 12°C | 8days (73 mm) Wet | 11.6h Excellent | 68% Muggy | 8.1 Very High | Good | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Croydon are January, February, March, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Croydon, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Croydon is January, with average daytime highs of 26°C (80°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Croydon is July, with average overnight lows of 6°C (43°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Croydon is October, averaging 103mm of precipitation across 13 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Croydon runs through August, September, July, October, with the heaviest rainfall in August. Based on 10-year averages for Croydon.
Croydon receives approximately 111 sunshine hours per year. The sunniest month is December with around 12 hours. Based on climate data for Croydon.
The least favorable months to visit Croydon are May, June, July, August, primarily due to frequent rain. For the best conditions, consider January, February, March instead.
The annual average UV index in Croydon is 5, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Croydon is 74%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Sea temperatures in Summer average 16°C (61°F), which most swimmers will find too cold without a wetsuit.
Croydon rarely sees significant snowfall but does experience frost, averaging 1 frost days during the colder months.
Average wind speeds in Croydon are 18 km/h (11 mph). The windiest month is September with peak winds reaching 20 km/h (12 mph) (gusts up to 47 km/h / 29 mph).
Croydon averages 3 clear-sky days per month with overall cloud cover around 60%. The clearest skies occur in January.
The annual average dew point in Croydon is 10°C (50°F), which feels pleasant with low humidity. Outdoor activities are comfortable year-round from a humidity standpoint.
Croydon has a Oceanic climate, classified as Cfb under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Croydon ranges from 9°C (48°F) to 18°C (64°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
June is not the best time to visit Croydon, with a climate score of 4.9/10. Consider visiting during January, February, March instead for better conditions.
For June in Croydon, pack Layered clothing, Light jacket, Umbrella, Waterproof jacket, Comfortable walking shoes. With average highs of 13°C (55°F) and 12 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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