Cessnock weather in January

In January, Cessnock sees average daytime highs of 30°C and overnight lows near 18°C, with 69 mm of rain across 10.1 wet days and about 13.9 hours of daylight. It is the 1st-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 37% of the time in January, and the air most often feels humid.

Daylight stretches from about 14 h 06 min at the start of January to 13 h 36 min by month's end. Set against the rest of the year, January is Cessnock's 9th-clearest and 5th-windiest month. For the whole year in context, see Cessnock's year-round climate.

Daytime high
30°
1st warmest
Overnight low
18°
12th coldest
Rainfall
69 mm
10.1 wet days
Daylight
13 h 54 min
6:06 AM – 8:02 PM
Cloud cover
55%
9th clearest
Wind
10 km/h
5th windiest
Solar energy
6.52 kWh/m²
Travel score
5.1
out of 10

Cessnock is city in New South Wales, Australia.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical January day in Cessnock reaches about 30°C in the afternoon and slips back to 18°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 37°C. Set against its neighbours, January runs about 1°C warmer than December and about 1°C warmer than February.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
12917
22918
32918
42918
53018
63018
73018
83018
93018
103018
113018
123018
133018
143018
153018
163018
173018
183018
193018
203018
213018
223018
233018
243018
253018
263018
273018
283018
293018
303018
313018

Cessnock weather by month

How January compares with the rest of the year at a glance. January is the 1st-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 18°6910.113.95.1
Feb29° / 18°829.913.25.6
Mar27° / 16°6710.312.26.6
Apr24° / 12°447.311.27.4
May20° / 396.710.37.1
Jun17° / 526.89.96.3
Jul17° / 345.410.16.4
Aug19° / 304.610.87.3
Sep22° / 365.911.87.7
Oct25° / 12°537.812.87.4
Nov27° / 14°739.513.76.6
Dec28° / 16°741014.15.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 15% of January, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25248
35248
45248
55248
65248
75248
85248
95149
105149
115149
125149
135149
145149
155149
165149
175149
185050
195050
205050
215050
225050
235050
245149
255149
265149
275149
285248
295248
305248
315347

Chance of precipitation in January

Any precipitation

Cessnock gets around 69 mm of rain over 10.1 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 33% and peaks near 39% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
129
228
328
428
527
627
727
827
927
1028
1128
1229
1330
1430
1531
1632
1733
1834
1935
2036
2137
2238
2338
2439
2539
2639
2739
2838
2938
3038
3137

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the humid band about 35% of days. Sticky, muggy-or-worse air turns up on roughly 31% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1162937170
2162937180
3162937190
4162836200
5162736210
6152736220
7152636230
8142636240
9142536240
10142536250
11132436260
12132436270
13122337280
14122336281
15112336291
16112236301
17102236311
18102136322
1992135332
2092035342
2192035352
2281934362
2381834373
2481833383
2581833383
2681733393
2781732393
2881732393
2981732393
3081833383
3181833383

Wind in January

Winds average 10 km/h in January.

Across January, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 14 h 06 min at the start of January to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over January. Sunrise moves from 5:54 AM to 6:19 AM, and sunset from 8:02 PM to 7:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.15:548:02
214.15:558:02
314.15:558:02
414.15:568:02
514.15:578:02
614.15:578:02
714.15:588:03
814.15:598:03
914.06:008:03
1014.06:018:03
1114.06:018:03
1214.06:028:03
1314.06:038:03
1414.06:048:02
1514.06:058:02
1613.96:068:02
1713.96:068:02
1813.96:078:02
1913.96:088:02
2013.96:098:01
2113.86:108:01
2213.86:118:01
2313.86:128:00
2413.86:138:00
2513.86:148:00
2613.76:157:59
2713.76:157:59
2813.76:167:58
2913.76:177:58
3013.66:187:57
3113.66:197:57

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.52 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.49 kWh/m² to a high of 6.52 kWh/m² in January across the year — January's 6.52 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.9Intense
26.9Intense
36.9Intense
46.9Intense
56.8Intense
66.8Intense
76.8Intense
86.7Intense
96.7Intense
106.6Intense
116.5Intense
126.5Intense
136.5Intense
146.4Intense
156.4Intense
166.3Intense
176.3Intense
186.3Intense
196.2Intense
206.2Intense
216.2Intense
226.1Intense
236.1Intense
246.1Intense
256.0Intense
266.0Intense
276.0Intense
286.0Bright
296.0Bright
305.9Bright
315.9Bright
Planning a trip in January

Hazard calendar for Cessnock

In seasonPeak

In January, Cessnock sits inside its cyclone season. The full year is below, with each hazard's peak months called out.

Cessnock sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Cyclone
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Cessnock?

Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.1
Sightseeing
12th-best month of the year
6.9
Beach & pool
2nd-best month of the year

January is a reasonable time to visit Cessnock for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Cessnock in January

From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In January, Cessnock sees daytime highs around 30°C and nights near 18°C. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

Sea temperature near Cessnock 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 41 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 16 to Jun 7 — about 6.7 months when the water holds above 20°C.

16°18°20°22°24°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan23Refreshing
Feb23Refreshing
Mar23Refreshing
Apr22Refreshing
May21Refreshing
Jun20Cool
Jul19Cool
Aug18Cool
Sep18Cool
Oct19Cool
Nov20Refreshing
Dec21Refreshing

UV index in Cessnock in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cessnock peaks around January 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 17UV 13Jun 19UV 3
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar9Very high
Apr6High
May4Moderate
Jun2Moderate
Jul3Moderate
Aug4Moderate
Sep6High
Oct8Very high
Nov10Very high
Dec12Extreme

Air quality in Cessnock in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Cessnock is worst in December — around 23 µg/m³ PM2.5 (moderate), about 4.3× the cleanest month (June, 5 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateDec 1621 µg/m³Jun 205 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb7Good
Mar7Good
Apr6Good
May6Good
Jun5Good
Jul6Good
Aug7Good
Sep8Good
Oct8Good
Nov11Good
Dec23Moderate
Location & terrain

Where is Cessnock?

Cessnock sits at 32.8°S, 151.4°E, 71 m above sea level, in Australia. The nearest listed city is Maitland, 22 km away.

Topography around Cessnock

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Cessnock.

Within 3 km, the terrain around Cessnock has only modest variations in elevation — a maximum elevation change of 70 m around an average of 82 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 587 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,482 m.

The land around Cessnock is covered by trees (46%), artificial surfaces (26%) and grassland (25%) within 3 km, trees (63%) and grassland (32%) within 16 km, and trees (58%) and grassland (20%) within 80 km.

3 km
70 m
16 km
587 m
80 km
1,482 m
treesgrasslandartificial surfacesbare terrainwaterwetland
January weather nearby: Maitland 22 km · Newcastle 41 km · Central Coast 66 km · Umina Beach 77 km · Muswellbrook 77 km · Pittwater 93 km · Hornsby 100 km · Wahroonga 101 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
none 38%Roman Catholic 20%Protestant 18%other Christian 4%

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 Cessnock (-32.8321°, 151.3562°, elevation 71 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).