Callaghan, Australia experiences average highs of 22°C (72°F) and lows of 16°C (61°F) throughout the year. Rainfall is moderate, averaging about 9 rainy days per month. Sunshine is abundant, averaging about 10 hours per day. Average highs have stayed broadly stable across the available records.
Callaghan, Australia Weather & Climate 2026
Monthly climate averages for Callaghan, Australia. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: May–Dec 
Wetter season: Jan–Apr At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
8.3/10
Best: February, March, April, October, November
UV Index
6
High
Temperature 22°C / 16°C
Feels Like 22°C / 16°C
Rainy Days 9
Rainfall 68 mm
Sunshine 10 h
Humidity 72%
Wind Speed 17 km/h
Dew Point 14°C
Hottest Month
27°C
January
Avg Low 21°C
Rain 10 days
Coldest Month
11°C
July
Avg High 17°C
Rain 7 days
Driest Month
7 days
May
Avg High 19°C
Avg Low 14°C
Windiest Month
19 km/h
September (Gusts 41)
Sea Temperature
18°C – 23°C
Warmest water: February (
22.8°C
)
Worst Time to Visit
Consider avoiding June, July, August due to less favorable weather conditions.
Sun Position
Sunrise 06:54
Daylight 10.2h
Sunset 17:05
Live conditions —
Callaghan on the map · live conditions
Callaghan, Australia
- Continent
- Oceania
- Country
- Australia
- City
- Callaghan
- Population
- 1.5K
- Coordinates
- -32.89°, 151.71°
Seasonal Breakdown
Spring
Sep–Nov
Avg High 23°C
Avg Low 15°C
Rain 8 days/mo
2/3 best months
Summer
Dec–Feb
Avg High 26°C
Avg Low 20°C
Rain 10 days/mo
1/3 best months
Autumn
Mar–May
Avg High 22°C
Avg Low 17°C
Rain 10 days/mo
2/3 best months
Winter
Jun–Aug
Avg High 17°C
Avg Low 11°C
Rain 8 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
High Low Shaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 27°C / 21°C . Feb: 26°C / 21°C . Mar: 25°C / 20°C . Apr: 22°C / 17°C . May: 19°C / 14°C . Jun: 17°C / 11°C . Jul: 17°C / 11°C . Aug: 18°C / 11°C . Sep: 21°C / 13°C . Oct: 23°C / 16°C . Nov: 24°C / 17°C . Dec: 26°C / 19°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 85 mm. Feb: 78 mm. Mar: 133 mm. Apr: 65 mm. May: 56 mm. Jun: 62 mm. Jul: 60 mm. Aug: 53 mm. Sep: 41 mm. Oct: 64 mm. Nov: 58 mm. Dec: 57 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 76%. Feb: 75%. Mar: 77%. Apr: 75%. May: 73%. Jun: 74%. Jul: 70%. Aug: 69%. Sep: 66%. Oct: 70%. Nov: 70%. Dec: 72%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 19 km/h . Feb: 18 km/h . Mar: 17 km/h . Apr: 15 km/h . May: 15 km/h . Jun: 16 km/h . Jul: 17 km/h . Aug: 17 km/h . Sep: 19 km/h . Oct: 19 km/h . Nov: 19 km/h . Dec: 19 km/h .
Sunshine
Sunshine
Sunshine: Jan: 11h. Feb: 10h. Mar: 9h. Apr: 9h. May: 8h. Jun: 8h. Jul: 8h. Aug: 9h. Sep: 10h. Oct: 10h. Nov: 11h. Dec: 11h.
Sea Temperature
Sea Temperature swim
Line chart showing monthly sea temperature. Jan: 22°C . Feb: 23°C . Mar: 23°C . Apr: 22°C . May: 20°C . Jun: 19°C . Jul: 18°C . Aug: 18°C . Sep: 19°C . Oct: 20°C . Nov: 20°C . Dec: 21°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 8. Feb: UV 8. Mar: UV 6. Apr: UV 5. May: UV 4. Jun: UV 3. Jul: UV 3. Aug: UV 4. Sep: UV 6. Oct: UV 7. Nov: UV 8. Dec: UV 9.
Monthly Daylight Hours
Daylight 12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall is trending wetter by about 30 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Nov 2025 · 27°C | Jan · 27°C |
| Coldest month | Jun 2025 · 11°C | Jul · 11°C |
| Wettest month | Aug 2025 · 190 mm | Mar · 133 mm |
| Windiest month | Nov 2025 · 20 km/h | Sep · 19 km/h |
Month-by-Month Weather Table
January
Excellent 
February best
Excellent March best
Excellent April best
Excellent May
Good June
Good July
Good August
Good September
Good October best
Excellent November best
Excellent December
Excellent | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 27°C / 21°C | 30°C / 23°C | 10days (85 mm) Wet | 10.6h Excellent | 76% Humid | 7.7 Very High | Excellent | View Details |
| February best | 26°C / 21°C | 29°C / 22°C | 11days (78 mm) Wet | 10.1h Excellent | 75% Muggy | 7.5 Very High | Excellent | View Details |
| March best | 25°C / 20°C | 27°C / 21°C | 14days (133 mm) Wet | 9.3h Good | 77% Humid | 6.4 High | Excellent | View Details |
| April best | 22°C / 17°C | 23°C / 17°C | 10days (65 mm) Wet | 9.3h Good | 75% Muggy | 5.1 High | Excellent | View Details |
| May | 19°C / 14°C | 18°C / 13°C | 7days (56 mm) Good | 8.3h Good | 73% Muggy | 3.5 Moderate | Good | View Details |
| June | 17°C / 11°C | 15°C / 9°C | 9days (62 mm) Wet | 7.9h Good | 74% Muggy | 3.2 Moderate | Good | View Details |
| July | 17°C / 11°C | 15°C / 8°C | 7days (60 mm) Good | 8.3h Good | 70% Muggy | 3.4 Moderate | Good | View Details |
| August | 18°C / 11°C | 16°C / 9°C | 7days (53 mm) Good | 9.1h Good | 69% Muggy | 4.4 Moderate | Good | View Details |
| September | 21°C / 13°C | 20°C / 12°C | 7days (41 mm) Good | 10h Excellent | 66% Muggy | 6.1 High | Good | View Details |
| October best | 23°C / 16°C | 23°C / 15°C | 9days (64 mm) Wet | 10.1h Excellent | 70% Muggy | 7.2 Very High | Excellent | View Details |
| November best | 24°C / 17°C | 26°C / 17°C | 7days (58 mm) Good | 11.2h Excellent | 70% Muggy | 7.8 Very High | Excellent | View Details |
| December | 26°C / 19°C | 29°C / 20°C | 9days (57 mm) Wet | 11.3h Excellent | 72% Muggy | 8.5 Very High | Excellent | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Callaghan are February, March, April, October, November, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Callaghan, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Callaghan is January, with average daytime highs of 27°C (80°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Callaghan is July, with average overnight lows of 11°C (52°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Callaghan is March, averaging 133mm of precipitation across 14 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Callaghan runs through March, February, January, April, with the heaviest rainfall in March. Based on 10-year averages for Callaghan.
Callaghan receives approximately 115 sunshine hours per year. The sunniest month is December with around 11 hours. Based on climate data for Callaghan.
The least favorable months to visit Callaghan are June, July, August, primarily due to less favorable weather conditions. For the best conditions, consider February, March, April, October, November instead.
The annual average UV index in Callaghan is 6, classified as high. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Callaghan is 72%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes — sea temperatures in January, February, March average 23°C (73°F), which is warm and comfortable for swimming and water activities.
Average wind speeds in Callaghan are 17 km/h (11 mph). The windiest month is September with peak winds reaching 19 km/h (12 mph) (gusts up to 41 km/h / 26 mph).
Callaghan averages 8 clear-sky days per month with overall cloud cover around 46%. The clearest skies occur in July.
The annual average dew point in Callaghan is 14°C (57°F), which feels pleasant with low humidity. Outdoor activities are comfortable year-round from a humidity standpoint.
Callaghan has a Humid Subtropical climate, classified as Cfa 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 Callaghan ranges from 16°C (61°F) to 22°C (72°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, July is a great time to visit Callaghan. It earns a climate score of 7.4/10 with Good.
For July in Callaghan, pack Layered clothing, Light jacket, Umbrella, Comfortable walking shoes. With average highs of 17°C (62°F) and 7 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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