RefDat Weather

Kiama

NSW, Australia · Monthly Weather Guide

Timing your visit to Kiama carefully can dramatically improve your experience. We recommend visiting Kiama during January and December:

During these months, the mercury stays in a comfortable zone, precipitation is scarce, and daylight hours and solar strength are optimal. Temperature averages hover around 21.5°C, which is ideal for outdoor activities.

May and june is when you'll face the toughest conditions. The months to skip are May and June, when heavy rainfall makes outdoor activities difficult.

Across the full year, Kiama records 1403mm of rainfall. The climate varies significantly from season to season, so choosing your visit dates based on the weather you prefer will make a real difference to your experience.

Use the month-by-month breakdown below to find the perfect window for your Kiama visit.

Best Months to Visit

Best Time
January and December
Highest comfort scores
Best Month
January 6.6/10
Peak visiting conditions
Avoid
May and June
Lowest comfort scores
Annual Rainfall
1403mm
Total across all months

Month-by-Month Comfort Scores

Our Comfort Score rates each month from 1 (tough) to 10 (ideal) based on temperature, humidity, rainfall, UV, and sunshine.

Monthly Climate Data

Month Max °C Min °C Rain mm Rain Days Solar MJ Humidity % Comfort

Seasonal Breakdown

Summer (Dec-Feb)
17.9°C to 25.3°C
Rainfall: 338mm | Average: 21.6°C
Autumn (Mar-May)
13.3°C to 21.2°C
Rainfall: 464mm | Average: 17.2°C
Winter (Jun-Aug)
9.0°C to 16.7°C
Rainfall: 319mm | Average: 12.8°C
Spring (Sep-Nov)
12.6°C to 21.8°C
Rainfall: 282mm | Average: 17.2°C

What to Pack

Based on Kiama's best visiting months, here's what we recommend bringing:

Pack a cardigan or light jacket for cooler moments. Mix short and long sleeves.

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