Wollongong weather in January
In January, Wollongong sees average daytime highs of 23°C and overnight lows near 20°C, with 84 mm of rain across 10.7 wet days and about 14 hours of daylight. It is the 2nd-warmest and 7th-wettest month of the year here.
Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 38% of the time in January, and the air most often feels muggy.
Daylight stretches from about 14 h 18 min at the start of January to 13 h 42 min by month's end. Set against the rest of the year, January is Wollongong's 9th-clearest and 5th-windiest month. For the whole year in context, see Wollongong's year-round climate.
- Daytime high
- 23°
- 2nd warmest
- Overnight low
- 20°
- 11th coldest
- Rainfall
- 84 mm
- 10.7 wet days
- Daylight
- 14 h 06 min
- 6:04 AM – 8:08 PM
- Cloud cover
- 53%
- 9th clearest
- Wind
- 20 km/h
- 5th windiest
- Solar energy
- 6.8 kWh/m²
- Travel score
- 6.7
- out of 10
Wollongong is city in New South Wales, Australia.
- Density
- 410/km²
- people per km²
- Founded
- 1834
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in January
Day-to-day highs hold fairly steady near 23°C through the month.
A typical January day in Wollongong reaches about 23°C in the afternoon and slips back to 20°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 25°C. Set against its neighbours, January runs about 1°C warmer than December and on par with February.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
| Avg low (°C) | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 22 | 19 |
| 2 | 22 | 20 |
| 3 | 22 | 20 |
| 4 | 22 | 20 |
| 5 | 22 | 20 |
| 6 | 22 | 20 |
| 7 | 22 | 20 |
| 8 | 22 | 20 |
| 9 | 22 | 20 |
| 10 | 22 | 20 |
| 11 | 22 | 20 |
| 12 | 22 | 20 |
| 13 | 22 | 20 |
| 14 | 23 | 20 |
| 15 | 23 | 20 |
| 16 | 23 | 20 |
| 17 | 23 | 20 |
| 18 | 23 | 20 |
| 19 | 23 | 20 |
| 20 | 23 | 20 |
| 21 | 23 | 20 |
| 22 | 23 | 20 |
| 23 | 23 | 20 |
| 24 | 23 | 20 |
| 25 | 23 | 20 |
| 26 | 23 | 21 |
| 27 | 23 | 21 |
| 28 | 23 | 21 |
| 29 | 23 | 21 |
| 30 | 23 | 21 |
| 31 | 23 | 21 |
Wollongong weather by month
How January compares with the rest of the year at a glance. January is the 2nd-warmest and 7th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 23° / 20° | 84 | 10.7 | 14 | 6.7 |
| Feb | 23° / 20° | 116 | 12.3 | 13.3 | 6.4 |
| Mar | 22° / 19° | 110 | 13.8 | 12.3 | 6.3 |
| Apr | 20° / 18° | 95 | 11.6 | 11.2 | 6.3 |
| May | 18° / 15° | 98 | 9.9 | 10.2 | 6.1 |
| Jun | 16° / 14° | 123 | 10.5 | 9.7 | 5.3 |
| Jul | 16° / 12° | 66 | 8.1 | 9.9 | 5.4 |
| Aug | 16° / 13° | 63 | 6.7 | 10.7 | 5.8 |
| Sep | 17° / 14° | 59 | 7.6 | 11.8 | 6.2 |
| Oct | 19° / 15° | 73 | 9.7 | 12.9 | 6.3 |
| Nov | 20° / 17° | 85 | 10.6 | 13.8 | 6.2 |
| Dec | 21° / 19° | 72 | 11.4 | 14.3 | 6.4 |
Cloud cover in January
The sky is clear or mostly clear about 38% of the time in January.
Beyond those clear spells, partly cloudy skies cover about 18% of January, with mostly cloudy or overcast conditions the remaining 44%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 56 | 56 | 56 | 57 | 57 | 56 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 56 | 55 | 56 | 55 | 55 | 55 | 55 | 55 | 55 | 55 | 55 | 56 | 56 | 55 | 56 | 56 |
| Cloudier (%) | 44 | 44 | 44 | 43 | 43 | 44 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 44 | 45 | 44 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 44 | 44 | 45 | 44 | 44 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 56 | 44 |
| 2 | 56 | 44 |
| 3 | 56 | 44 |
| 4 | 57 | 43 |
| 5 | 57 | 43 |
| 6 | 56 | 44 |
| 7 | 57 | 43 |
| 8 | 57 | 43 |
| 9 | 57 | 43 |
| 10 | 57 | 43 |
| 11 | 57 | 43 |
| 12 | 57 | 43 |
| 13 | 57 | 43 |
| 14 | 57 | 43 |
| 15 | 57 | 43 |
| 16 | 56 | 44 |
| 17 | 55 | 45 |
| 18 | 56 | 44 |
| 19 | 55 | 45 |
| 20 | 55 | 45 |
| 21 | 55 | 45 |
| 22 | 55 | 45 |
| 23 | 55 | 45 |
| 24 | 55 | 45 |
| 25 | 55 | 45 |
| 26 | 55 | 45 |
| 27 | 56 | 44 |
| 28 | 56 | 44 |
| 29 | 55 | 45 |
| 30 | 56 | 44 |
| 31 | 56 | 44 |
Chance of precipitation in January
Wollongong gets around 84 mm of rain over 10.7 wet days in January. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 35% and peaks near 39% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 35 | 35 | 35 | 36 | 36 | 36 | 37 | 37 | 37 | 38 | 38 | 39 | 39 |
| Rain chance (%) | |
|---|---|
| 1 | 33 |
| 2 | 33 |
| 3 | 33 |
| 4 | 33 |
| 5 | 33 |
| 6 | 33 |
| 7 | 33 |
| 8 | 33 |
| 9 | 34 |
| 10 | 34 |
| 11 | 34 |
| 12 | 34 |
| 13 | 34 |
| 14 | 34 |
| 15 | 34 |
| 16 | 34 |
| 17 | 34 |
| 18 | 34 |
| 19 | 35 |
| 20 | 35 |
| 21 | 35 |
| 22 | 36 |
| 23 | 36 |
| 24 | 36 |
| 25 | 37 |
| 26 | 37 |
| 27 | 37 |
| 28 | 38 |
| 29 | 38 |
| 30 | 39 |
| 31 | 39 |
Humidity in January
Most of January feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, January lands in the muggy band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 45% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Comfortable (%) | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 20 | 20 | 19 | 18 | 18 | 17 | 16 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 |
| Humid (%) | 34 | 34 | 33 | 33 | 33 | 32 | 31 | 31 | 30 | 30 | 29 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 |
| Muggy (%) | 30 | 31 | 31 | 32 | 33 | 34 | 35 | 35 | 36 | 37 | 38 | 39 | 40 | 40 | 41 | 42 | 43 | 43 | 43 | 44 | 44 | 44 | 44 | 44 | 43 | 43 | 42 | 41 | 40 | 40 | 39 |
| Oppressive (%) | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 7 | 7 | 8 | 9 | 9 | 10 | 10 | 11 | 11 | 12 | 12 | 12 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 12 | 23 | 34 | 30 | 1 |
| 2 | 12 | 22 | 34 | 31 | 1 |
| 3 | 11 | 22 | 33 | 31 | 2 |
| 4 | 11 | 22 | 33 | 32 | 2 |
| 5 | 11 | 22 | 33 | 33 | 2 |
| 6 | 11 | 22 | 32 | 34 | 2 |
| 7 | 10 | 22 | 31 | 35 | 2 |
| 8 | 10 | 22 | 31 | 35 | 2 |
| 9 | 10 | 21 | 30 | 36 | 2 |
| 10 | 10 | 21 | 30 | 37 | 2 |
| 11 | 10 | 21 | 29 | 38 | 2 |
| 12 | 10 | 21 | 28 | 39 | 2 |
| 13 | 10 | 20 | 28 | 40 | 3 |
| 14 | 9 | 20 | 27 | 40 | 3 |
| 15 | 9 | 19 | 27 | 41 | 4 |
| 16 | 9 | 18 | 27 | 42 | 4 |
| 17 | 8 | 18 | 27 | 43 | 5 |
| 18 | 8 | 17 | 27 | 43 | 5 |
| 19 | 8 | 16 | 27 | 43 | 6 |
| 20 | 7 | 15 | 27 | 44 | 7 |
| 21 | 7 | 15 | 27 | 44 | 7 |
| 22 | 7 | 14 | 27 | 44 | 8 |
| 23 | 6 | 14 | 28 | 44 | 9 |
| 24 | 6 | 13 | 28 | 44 | 9 |
| 25 | 6 | 13 | 28 | 43 | 10 |
| 26 | 6 | 13 | 28 | 43 | 10 |
| 27 | 6 | 13 | 28 | 42 | 11 |
| 28 | 6 | 13 | 28 | 41 | 11 |
| 29 | 6 | 13 | 29 | 40 | 12 |
| 30 | 6 | 13 | 29 | 40 | 12 |
| 31 | 6 | 14 | 29 | 39 | 12 |
Wind in January
Winds average 20 km/h in January.
Across January, daily wind ranges from about 20 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| Feels | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 20 | breezy |
| 2 | 20 | breezy |
| 3 | 20 | breezy |
| 4 | 20 | breezy |
| 5 | 20 | breezy |
| 6 | 20 | breezy |
| 7 | 20 | breezy |
| 8 | 20 | breezy |
| 9 | 20 | breezy |
| 10 | 20 | breezy |
| 11 | 20 | breezy |
| 12 | 20 | breezy |
| 13 | 20 | breezy |
| 14 | 20 | breezy |
| 15 | 20 | breezy |
| 16 | 20 | breezy |
| 17 | 20 | breezy |
| 18 | 20 | breezy |
| 19 | 20 | breezy |
| 20 | 20 | breezy |
| 21 | 20 | light breeze |
| 22 | 20 | light breeze |
| 23 | 20 | light breeze |
| 24 | 20 | light breeze |
| 25 | 20 | light breeze |
| 26 | 20 | light breeze |
| 27 | 20 | light breeze |
| 28 | 20 | light breeze |
| 29 | 20 | light breeze |
| 30 | 20 | light breeze |
| 31 | 20 | light breeze |
Sunrise & sunset in January
Daylight runs from about 14 h 18 min at the start of January to 13 h 42 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 36 minutes over January. Sunrise moves from 5:52 AM to 6:18 AM, and sunset from 8:08 PM to 8:02 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 14.3 | 14.3 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.1 | 14.1 | 14.1 | 14.1 | 14.1 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.8 | 13.8 | 13.8 | 13.8 | 13.7 |
| Sunrise (AM) | 5:52 | 5:52 | 5:53 | 5:54 | 5:55 | 5:55 | 5:56 | 5:57 | 5:58 | 5:58 | 5:59 | 6:00 | 6:01 | 6:02 | 6:03 | 6:04 | 6:05 | 6:06 | 6:06 | 6:07 | 6:08 | 6:09 | 6:10 | 6:11 | 6:12 | 6:13 | 6:14 | 6:15 | 6:16 | 6:17 | 6:18 |
| Sunset (PM) | 8:08 | 8:08 | 8:08 | 8:08 | 8:08 | 8:08 | 8:08 | 8:08 | 8:08 | 8:08 | 8:08 | 8:08 | 8:08 | 8:08 | 8:08 | 8:08 | 8:07 | 8:07 | 8:07 | 8:07 | 8:06 | 8:06 | 8:06 | 8:05 | 8:05 | 8:04 | 8:04 | 8:03 | 8:03 | 8:02 | 8:02 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 14.3 | 5:52 | 8:08 |
| 2 | 14.3 | 5:52 | 8:08 |
| 3 | 14.2 | 5:53 | 8:08 |
| 4 | 14.2 | 5:54 | 8:08 |
| 5 | 14.2 | 5:55 | 8:08 |
| 6 | 14.2 | 5:55 | 8:08 |
| 7 | 14.2 | 5:56 | 8:08 |
| 8 | 14.2 | 5:57 | 8:08 |
| 9 | 14.2 | 5:58 | 8:08 |
| 10 | 14.2 | 5:58 | 8:08 |
| 11 | 14.2 | 5:59 | 8:08 |
| 12 | 14.1 | 6:00 | 8:08 |
| 13 | 14.1 | 6:01 | 8:08 |
| 14 | 14.1 | 6:02 | 8:08 |
| 15 | 14.1 | 6:03 | 8:08 |
| 16 | 14.1 | 6:04 | 8:08 |
| 17 | 14.0 | 6:05 | 8:07 |
| 18 | 14.0 | 6:06 | 8:07 |
| 19 | 14.0 | 6:06 | 8:07 |
| 20 | 14.0 | 6:07 | 8:07 |
| 21 | 14.0 | 6:08 | 8:06 |
| 22 | 13.9 | 6:09 | 8:06 |
| 23 | 13.9 | 6:10 | 8:06 |
| 24 | 13.9 | 6:11 | 8:05 |
| 25 | 13.9 | 6:12 | 8:05 |
| 26 | 13.9 | 6:13 | 8:04 |
| 27 | 13.8 | 6:14 | 8:04 |
| 28 | 13.8 | 6:15 | 8:03 |
| 29 | 13.8 | 6:16 | 8:03 |
| 30 | 13.8 | 6:17 | 8:02 |
| 31 | 13.7 | 6:18 | 8:02 |
Solar energy in January
Average shortwave solar energy reaching the ground each day in January, about 6.8 kWh/m² — the sunniest month for solar.
For context, solar energy here swings from a low near 2.37 kWh/m² to a high of 6.8 kWh/m² in January across the year — January's 6.8 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 7.2 | 7.2 | 7.2 | 7.1 | 7.1 | 7.1 | 7.0 | 7.0 | 6.9 | 6.9 | 6.8 | 6.8 | 6.8 | 6.7 | 6.7 | 6.6 | 6.6 | 6.6 | 6.5 | 6.5 | 6.5 | 6.4 | 6.4 | 6.4 | 6.3 | 6.3 | 6.3 | 6.3 | 6.2 | 6.2 | 6.2 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 7.2 | Intense |
| 2 | 7.2 | Intense |
| 3 | 7.2 | Intense |
| 4 | 7.1 | Intense |
| 5 | 7.1 | Intense |
| 6 | 7.1 | Intense |
| 7 | 7.0 | Intense |
| 8 | 7.0 | Intense |
| 9 | 6.9 | Intense |
| 10 | 6.9 | Intense |
| 11 | 6.8 | Intense |
| 12 | 6.8 | Intense |
| 13 | 6.8 | Intense |
| 14 | 6.7 | Intense |
| 15 | 6.7 | Intense |
| 16 | 6.6 | Intense |
| 17 | 6.6 | Intense |
| 18 | 6.6 | Intense |
| 19 | 6.5 | Intense |
| 20 | 6.5 | Intense |
| 21 | 6.5 | Intense |
| 22 | 6.4 | Intense |
| 23 | 6.4 | Intense |
| 24 | 6.4 | Intense |
| 25 | 6.3 | Intense |
| 26 | 6.3 | Intense |
| 27 | 6.3 | Intense |
| 28 | 6.3 | Intense |
| 29 | 6.2 | Intense |
| 30 | 6.2 | Intense |
| 31 | 6.2 | Intense |
Hazard calendar for Wollongong
In January, Wollongong sits inside its cyclone season. The full year is below, with each hazard's peak months called out.
Wollongong sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Is January a good time to visit Wollongong?
Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
January is a reasonable time to visit Wollongong for sightseeing.
What to pack for Wollongong in January
From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In January, Wollongong sees daytime highs around 23°C and nights near 20°C. Pack sun protection. Worth having: light clothes, rain gear and a windbreaker. About 11 days see rain.
Sea temperature near Wollongong in January
The nearest coast averages about 23°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 22 km away) is warmest in February at about 23°C and coldest in August near 18°C.
It's comfortable for a long swim from Nov 18 to Jun 4 — about 6.5 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 23 | 23 | 23 | 22 | 21 | 20 | 19 | 18 | 18 | 19 | 20 | 21 |
| Comfort | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing | Cool | Cool | Cool | Cool | Cool | Cool | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 23 | Refreshing |
| Feb | 23 | Refreshing |
| Mar | 23 | Refreshing |
| Apr | 22 | Refreshing |
| May | 21 | Refreshing |
| Jun | 20 | Cool |
| Jul | 19 | Cool |
| Aug | 18 | Cool |
| Sep | 18 | Cool |
| Oct | 19 | Cool |
| Nov | 20 | Cool |
| Dec | 21 | Refreshing |
UV index in Wollongong in January
Clear-sky midday UV in January peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Wollongong peaks around January 1 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 12 | 12 | 9 | 6 | 3 | 2 | 3 | 4 | 5 | 8 | 10 | 12 |
| Level | Extreme | Extreme | Very high | High | Moderate | Moderate | Moderate | Moderate | High | Very high | Very high | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 12 | Extreme |
| Feb | 12 | Extreme |
| Mar | 9 | Very high |
| Apr | 6 | High |
| May | 3 | Moderate |
| Jun | 2 | Moderate |
| Jul | 3 | Moderate |
| Aug | 4 | Moderate |
| Sep | 5 | High |
| Oct | 8 | Very high |
| Nov | 10 | Very high |
| Dec | 12 | Extreme |
Air quality in Wollongong in January
Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.
Air quality in Wollongong is worst in December — around 32 µg/m³ PM2.5 (moderate), about 4.8× the cleanest month (June, 7 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 17 | 8 | 8 | 9 | 8 | 7 | 7 | 8 | 11 | 10 | 11 | 32 |
| Level | Moderate | Good | Good | Good | Good | Good | Good | Good | Good | Good | Good | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 17 | Moderate |
| Feb | 8 | Good |
| Mar | 8 | Good |
| Apr | 9 | Good |
| May | 8 | Good |
| Jun | 7 | Good |
| Jul | 7 | Good |
| Aug | 8 | Good |
| Sep | 11 | Good |
| Oct | 10 | Good |
| Nov | 11 | Good |
| Dec | 32 | Moderate |
Where is Wollongong?
Wollongong sits at 34.4°S, 150.9°E, 29 m above sea level, in Australia. The nearest listed city is Wollongong city centre, 0.0 km away.
Topography around Wollongong
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Wollongong.
Within 3 km, the terrain around Wollongong has only modest variations in elevation — a maximum elevation change of 140 m around an average of 16 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 578 m; within 80 km, large variations in elevation — a maximum elevation change of 1,069 m.
The land around Wollongong is covered by water (33%), artificial surfaces (32%) and trees (27%) within 3 km, water (50%) and trees (36%) within 16 km, and trees (48%) and water (32%) within 80 km.
Australia travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type I
- 230 V · 50 Hz
- Prices
- ≈ 90% of US
- price level, 2025
- GDP per capita
- $65,130
- 2025
- Happiness
- 6.9 / 10
- World Happiness, 2025
- Homicide rate
- 0.9
- per 100k, 2023
- Road deaths
- 4.9
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Wollongong (-34.424°, 150.8935°, elevation 29 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).