Grafton weather in March

In March, Grafton sees average daytime highs of 27°C and overnight lows near 18°C, with 99 mm of rain across 13.2 wet days and about 12.2 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 36% of the time in March, and the air most often feels humid.

Daylight stretches from about 12 h 42 min at the start of March to 11 h 48 min by month's end. Set against the rest of the year, March is Grafton's 8th-clearest and 7th-windiest month. For the whole year in context, see Grafton's year-round climate.

Daytime high
27°
5th warmest
Overnight low
18°
9th coldest
Rainfall
99 mm
13.2 wet days
Daylight
12 h 12 min
6:51 AM – 7:05 PM
Cloud cover
52%
8th clearest
Wind
9 km/h
7th windiest
Solar energy
4.85 kWh/m²
Travel score
6.3
out of 10

Grafton is city in New South Wales, Australia.

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

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical March day in Grafton reaches about 27°C in the afternoon and slips back to 18°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 30°C. Set against its neighbours, March runs about 1°C cooler than February and about 2°C warmer than April.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12719
22719
32719
42719
52719
62719
72719
82718
92718
102718
112718
122718
132718
142718
152718
162718
172718
182718
192718
202718
212618
222618
232618
242617
252617
262617
272617
282617
292617
302617
312617

Grafton weather by month

How March compares with the rest of the year at a glance. March is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°11412.513.75.5
Feb28° / 20°11411.813.15.7
Mar27° / 18°9913.212.26.3
Apr24° / 15°478.811.37.3
May22° / 11°566.610.57.4
Jun19° / 586.110.17.1
Jul19° / 274.210.37.5
Aug21° / 364.410.97.9
Sep23° / 11°325.611.88.1
Oct25° / 14°617.912.77.4
Nov27° / 16°8411.213.56.4
Dec28° / 18°11512.513.95.9

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 26% of March, with mostly cloudy or overcast conditions the remaining 38%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25248
35347
45446
55446
65644
75743
85941
96040
106238
116337
126436
136535
146535
156634
166634
176634
186634
196634
206634
216634
226535
236535
246535
256535
266535
276535
286535
296634
306634
316733

Chance of precipitation in March

Any precipitation

Grafton gets around 99 mm of rain over 13.2 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 41% and peaks near 47% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
147
247
347
446
545
645
744
843
942
1041
1140
1239
1338
1438
1538
1637
1737
1838
1938
2039
2139
2240
2340
2441
2541
2641
2741
2841
2941
3040
3140

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the humid band about 46% of days. Sticky, muggy-or-worse air turns up on roughly 36% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11940445
21941445
311041434
411142434
511142423
611243413
711244403
811345383
911346373
1011347363
1111448353
1211448343
1311449333
1411549333
1511549323
1611549323
1711549313
1811649313
1911649313
2011649303
2111649303
2221749293
2321749293
2421848283
2531948283
2632047272
2742247262
2842346242
2952545232
3062744221
3162944201

Wind in March

Winds average 9 km/h in March.

Across March, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in March

DaylightNight

Daylight runs from about 12 h 42 min at the start of March to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 54 minutes over March. Sunrise moves from 6:41 AM to 7:00 AM, and sunset from 7:22 PM to 6:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.76:417:22
212.66:427:21
312.66:437:20
412.66:437:18
512.66:447:17
612.56:457:16
712.56:457:15
812.56:467:14
912.46:477:13
1012.46:477:12
1112.46:487:11
1212.36:497:09
1312.36:497:08
1412.36:507:07
1512.36:517:06
1612.26:517:05
1712.26:527:03
1812.26:537:02
1912.16:537:01
2012.16:547:00
2112.16:546:58
2212.06:556:57
2312.06:566:56
2412.06:566:55
2511.96:576:54
2611.96:576:52
2711.96:586:51
2811.96:596:50
2911.86:596:49
3011.87:006:47
3111.87:006:46

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.85 kWh/m².

For context, solar energy here swings from a low near 2.94 kWh/m² to a high of 6.42 kWh/m² in December across the year — March's 4.85 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.6Bright
304.6Bright
314.6Bright
Planning a trip in March

Hazard calendar for Grafton

In seasonPeak

In March, Grafton sits inside its cyclone and rainy season season. The full year is below, with each hazard's peak months called out.

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

Grafton's rainy season runs October–March, when most of the year's rain falls.

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

Is March a good time to visit Grafton?

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

6.3
Sightseeing
9th-best month of the year
6.2
Beach & pool
7th-best month of the year

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

What to pack for Grafton in March

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

In March, Grafton sees daytime highs around 27°C and nights near 18°C. Worth packing: light clothes, rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

Sea temperature near Grafton in March

The nearest coast averages about 25°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 43 km away) is warmest in February at about 26°C and coldest in August near 20°C.

It's comfortable for a long swim from Aug 27 to Aug 9 — about 11.4 months when the water holds above 20°C.

18°20°22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swimcomfortable to swim
Sea temperature (°C)Comfort
Jan25Warm
Feb26Warm
Mar25Warm
Apr25Warm
May23Refreshing
Jun22Refreshing
Jul20Refreshing
Aug20Cool
Sep20Refreshing
Oct21Refreshing
Nov22Refreshing
Dec24Refreshing

UV index in Grafton in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Grafton peaks around January 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 18UV 13Jun 18UV 4
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr7Very high
May5Moderate
Jun3Moderate
Jul4Moderate
Aug5High
Sep7High
Oct9Very high
Nov11Extreme
Dec13Extreme

Air quality in Grafton in March

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Grafton is worst in November — around 37 µg/m³ PM2.5 (poor), about 8.5× the cleanest month (April, 4 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateNov 1635 µg/m³Apr 205 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb7Good
Mar7Good
Apr4Good
May5Good
Jun5Good
Jul6Good
Aug18Moderate
Sep17Moderate
Oct15Moderate
Nov37Poor
Dec16Moderate
Location & terrain

Where is Grafton?

Grafton sits at 29.7°S, 152.9°E, 7 m above sea level, in Australia. The nearest listed city is Coffs Harbour, 71 km away.

Topography around Grafton

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

Within 3 km, the terrain around Grafton has only modest variations in elevation — a maximum elevation change of 33 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 178 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,436 m.

The land around Grafton is covered by grassland (58%) within 3 km, trees (46%) and grassland (43%) within 16 km, and trees (65%) and water (20%) within 80 km.

3 km
33 m
16 km
178 m
80 km
1,436 m
treesgrasslandcroplandartificial surfaceswaterwetland
March weather nearby: Coffs Harbour 71 km · Byron Bay 132 km · Armidale 152 km · Banora Point 173 km · Palm Beach 181 km · Robina 185 km · Warwick 185 km · Nerang 192 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 Grafton (-29.681°, 152.9339°, elevation 7 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).