What is the best time to visit Northam?

Based on our Comfort Score analysis, October is the best month to visit Northam, Western Australia, scoring 10.0 out of 10 for pleasant weather conditions.

What is the Comfort Score for Northam?

Northam has an annual Comfort Score of 6.7/10, based on temperature, humidity, rainfall, UV exposure, and sunshine hours throughout the year.

What is the hottest month in Northam?

February is the hottest month in Northam with average daily highs reaching 35.7 degrees Celsius. The city records about 43 days above 35 degrees per year.

Does it frost in Northam?

Yes, Northam averages about 1 frost days per year. The coldest overnight temperatures typically occur in July.

Northam Weather and Climate

Western Australia, Australia (31.65°S, 116.67°E, 152m elevation) Hot semi-arid (BSh)

6.7/10

Good comfort year-round

Best month: October (10.0/10). Ranked #85 of 213 Australian cities. The RefDat Comfort Score weighs temperature, humidity, rainfall, and sunshine into a single 1-to-10 rating for how pleasant a climate actually feels.

How the score works →

Climate Dashboard

Comfort, seasonality and national benchmarks in one view.

Monthly Comfort Score

October is the sweet spot

October: 10.0/10. February: 2.8/10. Annual score 6.7/10, ranked #85 of 213 Australian cities.

Against national averages

Annual benchmarks

Temperature range

13.0 - 25.8°C

Days 2.0 degrees warmer; nights 1.3 degrees cooler

Annual rainfall

337mm

62% below national avg; national avg 876mm

Rain days

61 days/yr

44 fewer rain days than national avg

Solar exposure

19.9 MJ/m²

1.6 MJ/m² above national avg

Humidity

36%

12 points below national avg

Seasonal pattern

Four-season readout

Summer4.0/10

18.7 - 34.4°C

18mm rain

Autumn8.9/10

14.1 - 26.4°C

46mm rain

Winter4.7/10

7.9 - 17.6°C

205mm rain

Spring9.0/10

11.3 - 24.8°C

68mm rain

Temperature

February has the warmest afternoons at 35.7 degrees. July has the coolest nights at 7.4 degrees.

Rainfall

337mm falls across 61 rain days. July is wettest (83mm), January driest (1mm), so monthly rainfall varies by about 104 times.

Comfort window

October scores 10.0/10 and is the best month for pleasant weather. February is the hardest month at 2.8/10.

Planning cue

Use the comfort chart first if you are timing a visit. Use the benchmark bars when you want to compare Northam with the national climate baseline.

Monthly Climate Averages

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

Weather by Month

Detailed climate data, packing advice, and what to expect for each month in Northam.

January4.2/10Challenging34.4°C max, 1mm rain February2.8/10Challenging35.7°C max, 16mm rain March7.6/10Excellent29.1°C max, 14mm rain April9.2/10Excellent26.3°C max, 6mm rain May9.8/10Excellent23.9°C max, 26mm rain June5.2/10Variable18.2°C max, 58mm rain July4.1/10Challenging17.0°C max, 83mm rain August4.9/10Variable17.7°C max, 64mm rain September8.7/10Excellent20.9°C max, 16mm rain October10.0/10Excellent25.7°C max, 20mm rain November8.3/10Excellent27.8°C max, 33mm rain December5.1/10Variable33.1°C max, 2mm rain

Compare and Explore

Northam vs Sydney Northam vs Melbourne Northam vs Brisbane Northam vs Perth Best Time to Visit Climate Trends Australian winter weather

Similar Climates

If you like Northam's climate, you might also consider:

Roma
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New South Wales - Comfort 6.7/10 Muswellbrook
New South Wales - Comfort 6.7/10