Grafton weather in December
In December, Grafton sees average daytime highs of 28°C and overnight lows near 18°C, with 115 mm of rain across 12.5 wet days and about 13.9 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.
Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 30% of the time in December, and the air most often feels humid.
Daylight stretches from about 13 h 48 min at the start of December to 13 h 54 min by month's end. Set against the rest of the year, December is Grafton's 12th-clearest and 7th-windiest month. For the whole year in context, see Grafton's year-round climate.
- Daytime high
- 28°
- 3rd warmest
- Overnight low
- 18°
- 10th coldest
- Rainfall
- 115 mm
- 12.5 wet days
- Daylight
- 13 h 54 min
- 5:48 AM – 7:41 PM
- Cloud cover
- 57%
- 12th clearest
- Wind
- 9 km/h
- 7th windiest
- Solar energy
- 6.42 kWh/m²
- Travel score
- 5.9
- 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 December
Day-to-day highs hold fairly steady near 28°C through the month.
A typical December day in Grafton reaches about 28°C in the afternoon and slips back to 18°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 33°C. Set against its neighbours, December runs about 1°C warmer than November and on par with January.
| 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) | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| Avg low (°C) | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 28 | 18 |
| 2 | 28 | 18 |
| 3 | 28 | 18 |
| 4 | 28 | 18 |
| 5 | 28 | 18 |
| 6 | 28 | 18 |
| 7 | 28 | 18 |
| 8 | 28 | 18 |
| 9 | 28 | 18 |
| 10 | 28 | 18 |
| 11 | 28 | 18 |
| 12 | 28 | 18 |
| 13 | 28 | 18 |
| 14 | 28 | 18 |
| 15 | 28 | 18 |
| 16 | 28 | 18 |
| 17 | 28 | 18 |
| 18 | 28 | 18 |
| 19 | 28 | 19 |
| 20 | 28 | 19 |
| 21 | 28 | 19 |
| 22 | 28 | 19 |
| 23 | 28 | 19 |
| 24 | 28 | 19 |
| 25 | 28 | 19 |
| 26 | 28 | 19 |
| 27 | 28 | 19 |
| 28 | 28 | 19 |
| 29 | 28 | 19 |
| 30 | 28 | 19 |
| 31 | 28 | 19 |
Grafton weather by month
How December compares with the rest of the year at a glance. December is the 3rd-warmest and 1st-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 29° / 20° | 114 | 12.5 | 13.7 | 5.5 |
| Feb | 28° / 20° | 114 | 11.8 | 13.1 | 5.7 |
| Mar | 27° / 18° | 99 | 13.2 | 12.2 | 6.3 |
| Apr | 24° / 15° | 47 | 8.8 | 11.3 | 7.3 |
| May | 22° / 11° | 56 | 6.6 | 10.5 | 7.4 |
| Jun | 19° / 9° | 58 | 6.1 | 10.1 | 7.1 |
| Jul | 19° / 8° | 27 | 4.2 | 10.3 | 7.5 |
| Aug | 21° / 8° | 36 | 4.4 | 10.9 | 7.9 |
| Sep | 23° / 11° | 32 | 5.6 | 11.8 | 8.1 |
| Oct | 25° / 14° | 61 | 7.9 | 12.7 | 7.4 |
| Nov | 27° / 16° | 84 | 11.2 | 13.5 | 6.4 |
| Dec | 28° / 18° | 115 | 12.5 | 13.9 | 5.9 |
Cloud cover in December
The sky is clear or mostly clear about 30% of the time in December, the cloudiest month of the year.
Beyond those clear spells, partly cloudy skies cover about 22% of December, with mostly cloudy or overcast conditions the remaining 48%.
| 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 (%) | 54 | 53 | 52 | 52 | 51 | 50 | 50 | 49 | 49 | 49 | 49 | 49 | 50 | 50 | 51 | 51 | 51 | 52 | 52 | 52 | 53 | 53 | 53 | 53 | 53 | 53 | 52 | 53 | 53 | 53 | 53 |
| Cloudier (%) | 46 | 47 | 48 | 48 | 49 | 50 | 50 | 51 | 51 | 51 | 51 | 51 | 50 | 50 | 49 | 49 | 49 | 48 | 48 | 48 | 47 | 47 | 47 | 47 | 47 | 47 | 48 | 47 | 47 | 47 | 47 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 54 | 46 |
| 2 | 53 | 47 |
| 3 | 52 | 48 |
| 4 | 52 | 48 |
| 5 | 51 | 49 |
| 6 | 50 | 50 |
| 7 | 50 | 50 |
| 8 | 49 | 51 |
| 9 | 49 | 51 |
| 10 | 49 | 51 |
| 11 | 49 | 51 |
| 12 | 49 | 51 |
| 13 | 50 | 50 |
| 14 | 50 | 50 |
| 15 | 51 | 49 |
| 16 | 51 | 49 |
| 17 | 51 | 49 |
| 18 | 52 | 48 |
| 19 | 52 | 48 |
| 20 | 52 | 48 |
| 21 | 53 | 47 |
| 22 | 53 | 47 |
| 23 | 53 | 47 |
| 24 | 53 | 47 |
| 25 | 53 | 47 |
| 26 | 53 | 47 |
| 27 | 52 | 48 |
| 28 | 53 | 47 |
| 29 | 53 | 47 |
| 30 | 53 | 47 |
| 31 | 53 | 47 |
Chance of precipitation in December
Grafton gets around 115 mm of rain over 12.5 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 40% and peaks near 42% 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 (%) | 40 | 40 | 41 | 41 | 41 | 42 | 42 | 42 | 42 | 42 | 42 | 41 | 41 | 41 | 41 | 40 | 40 | 40 | 40 | 40 | 40 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 38 |
| Rain chance (%) | |
|---|---|
| 1 | 40 |
| 2 | 40 |
| 3 | 41 |
| 4 | 41 |
| 5 | 41 |
| 6 | 42 |
| 7 | 42 |
| 8 | 42 |
| 9 | 42 |
| 10 | 42 |
| 11 | 42 |
| 12 | 41 |
| 13 | 41 |
| 14 | 41 |
| 15 | 41 |
| 16 | 40 |
| 17 | 40 |
| 18 | 40 |
| 19 | 40 |
| 20 | 40 |
| 21 | 40 |
| 22 | 39 |
| 23 | 39 |
| 24 | 39 |
| 25 | 39 |
| 26 | 39 |
| 27 | 39 |
| 28 | 39 |
| 29 | 39 |
| 30 | 39 |
| 31 | 38 |
Humidity in December
Most of December feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the humid band about 38% of days. Sticky, muggy-or-worse air turns up on roughly 36% 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 (%) | 11 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 2 |
| Comfortable (%) | 29 | 29 | 28 | 27 | 27 | 26 | 26 | 25 | 24 | 23 | 23 | 22 | 21 | 20 | 20 | 19 | 18 | 18 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 |
| Humid (%) | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 35 | 35 | 36 | 37 | 38 | 39 | 40 | 40 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 40 | 40 | 40 | 39 | 39 | 38 |
| Muggy (%) | 26 | 27 | 28 | 29 | 30 | 31 | 31 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 34 | 35 | 35 | 36 | 37 | 38 | 38 |
| Oppressive (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 11 | 29 | 33 | 26 | 1 |
| 2 | 11 | 29 | 33 | 27 | 1 |
| 3 | 10 | 28 | 33 | 28 | 1 |
| 4 | 10 | 27 | 33 | 29 | 1 |
| 5 | 9 | 27 | 33 | 30 | 1 |
| 6 | 9 | 26 | 33 | 31 | 1 |
| 7 | 8 | 26 | 33 | 31 | 1 |
| 8 | 8 | 25 | 34 | 32 | 1 |
| 9 | 7 | 24 | 35 | 32 | 2 |
| 10 | 7 | 23 | 35 | 32 | 2 |
| 11 | 6 | 23 | 36 | 32 | 2 |
| 12 | 6 | 22 | 37 | 32 | 2 |
| 13 | 6 | 21 | 38 | 32 | 3 |
| 14 | 5 | 20 | 39 | 32 | 3 |
| 15 | 5 | 20 | 40 | 32 | 3 |
| 16 | 5 | 19 | 40 | 32 | 4 |
| 17 | 5 | 18 | 41 | 32 | 4 |
| 18 | 4 | 18 | 41 | 33 | 4 |
| 19 | 4 | 17 | 41 | 33 | 4 |
| 20 | 4 | 17 | 41 | 33 | 5 |
| 21 | 4 | 17 | 41 | 33 | 5 |
| 22 | 4 | 17 | 41 | 33 | 5 |
| 23 | 4 | 16 | 41 | 33 | 5 |
| 24 | 4 | 16 | 41 | 34 | 5 |
| 25 | 4 | 16 | 41 | 34 | 6 |
| 26 | 4 | 16 | 40 | 35 | 6 |
| 27 | 3 | 16 | 40 | 35 | 6 |
| 28 | 3 | 15 | 40 | 36 | 6 |
| 29 | 3 | 15 | 39 | 37 | 6 |
| 30 | 3 | 15 | 39 | 38 | 6 |
| 31 | 2 | 15 | 38 | 38 | 6 |
Wind in December
Winds average 9 km/h in December.
Across December, 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.
| 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) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 9 | calm |
| 2 | 9 | calm |
| 3 | 9 | calm |
| 4 | 9 | calm |
| 5 | 9 | calm |
| 6 | 9 | calm |
| 7 | 9 | calm |
| 8 | 9 | calm |
| 9 | 9 | calm |
| 10 | 9 | calm |
| 11 | 9 | calm |
| 12 | 9 | calm |
| 13 | 9 | calm |
| 14 | 9 | calm |
| 15 | 9 | calm |
| 16 | 9 | calm |
| 17 | 9 | calm |
| 18 | 9 | calm |
| 19 | 9 | calm |
| 20 | 9 | calm |
| 21 | 9 | calm |
| 22 | 9 | calm |
| 23 | 9 | calm |
| 24 | 9 | calm |
| 25 | 9 | calm |
| 26 | 9 | calm |
| 27 | 9 | calm |
| 28 | 9 | calm |
| 29 | 9 | calm |
| 30 | 9 | calm |
| 31 | 9 | calm |
Sunrise & sunset in December
Daylight runs from about 13 h 48 min at the start of December to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 6 minutes over December. Sunrise moves from 5:45 AM to 5:55 AM, and sunset from 7:31 PM to 7:48 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) | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 |
| Sunrise (AM) | 5:45 | 5:45 | 5:45 | 5:45 | 5:45 | 5:45 | 5:45 | 5:45 | 5:46 | 5:46 | 5:46 | 5:46 | 5:47 | 5:47 | 5:47 | 5:48 | 5:48 | 5:48 | 5:49 | 5:49 | 5:50 | 5:50 | 5:50 | 5:51 | 5:52 | 5:52 | 5:53 | 5:53 | 5:54 | 5:54 | 5:55 |
| Sunset (PM) | 7:31 | 7:32 | 7:33 | 7:33 | 7:34 | 7:35 | 7:35 | 7:36 | 7:37 | 7:38 | 7:38 | 7:39 | 7:39 | 7:40 | 7:41 | 7:41 | 7:42 | 7:42 | 7:43 | 7:43 | 7:44 | 7:44 | 7:45 | 7:45 | 7:46 | 7:46 | 7:47 | 7:47 | 7:47 | 7:48 | 7:48 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.8 | 5:45 | 7:31 |
| 2 | 13.8 | 5:45 | 7:32 |
| 3 | 13.8 | 5:45 | 7:33 |
| 4 | 13.8 | 5:45 | 7:33 |
| 5 | 13.8 | 5:45 | 7:34 |
| 6 | 13.8 | 5:45 | 7:35 |
| 7 | 13.8 | 5:45 | 7:35 |
| 8 | 13.8 | 5:45 | 7:36 |
| 9 | 13.9 | 5:46 | 7:37 |
| 10 | 13.9 | 5:46 | 7:38 |
| 11 | 13.9 | 5:46 | 7:38 |
| 12 | 13.9 | 5:46 | 7:39 |
| 13 | 13.9 | 5:47 | 7:39 |
| 14 | 13.9 | 5:47 | 7:40 |
| 15 | 13.9 | 5:47 | 7:41 |
| 16 | 13.9 | 5:48 | 7:41 |
| 17 | 13.9 | 5:48 | 7:42 |
| 18 | 13.9 | 5:48 | 7:42 |
| 19 | 13.9 | 5:49 | 7:43 |
| 20 | 13.9 | 5:49 | 7:43 |
| 21 | 13.9 | 5:50 | 7:44 |
| 22 | 13.9 | 5:50 | 7:44 |
| 23 | 13.9 | 5:50 | 7:45 |
| 24 | 13.9 | 5:51 | 7:45 |
| 25 | 13.9 | 5:52 | 7:46 |
| 26 | 13.9 | 5:52 | 7:46 |
| 27 | 13.9 | 5:53 | 7:47 |
| 28 | 13.9 | 5:53 | 7:47 |
| 29 | 13.9 | 5:54 | 7:47 |
| 30 | 13.9 | 5:54 | 7:48 |
| 31 | 13.9 | 5:55 | 7:48 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 6.42 kWh/m² — the sunniest month for solar.
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 — December's 6.42 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) | 6.5 | 6.5 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.6 | 6.6 | 6.6 | 6.7 | 6.7 | 6.7 | 6.8 | 6.8 | 6.8 | 6.8 | 6.8 |
| 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 | 6.5 | Intense |
| 2 | 6.5 | Intense |
| 3 | 6.4 | Intense |
| 4 | 6.4 | Intense |
| 5 | 6.4 | Intense |
| 6 | 6.4 | Intense |
| 7 | 6.4 | Intense |
| 8 | 6.4 | Intense |
| 9 | 6.4 | Intense |
| 10 | 6.4 | Intense |
| 11 | 6.4 | Intense |
| 12 | 6.4 | Intense |
| 13 | 6.4 | Intense |
| 14 | 6.4 | Intense |
| 15 | 6.4 | Intense |
| 16 | 6.5 | Intense |
| 17 | 6.5 | Intense |
| 18 | 6.5 | Intense |
| 19 | 6.5 | Intense |
| 20 | 6.5 | Intense |
| 21 | 6.6 | Intense |
| 22 | 6.6 | Intense |
| 23 | 6.6 | Intense |
| 24 | 6.7 | Intense |
| 25 | 6.7 | Intense |
| 26 | 6.7 | Intense |
| 27 | 6.8 | Intense |
| 28 | 6.8 | Intense |
| 29 | 6.8 | Intense |
| 30 | 6.8 | Intense |
| 31 | 6.8 | Intense |
Hazard calendar for Grafton
In December, 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.
Is December a good time to visit Grafton?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December 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 December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Grafton sees daytime highs around 28°C and nights near 18°C. Pack light clothes and sun protection. Worth having: rain gear. About 13 days see rain.
Sea temperature near Grafton in December
The nearest coast averages about 24°C in December — 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 25 | 26 | 25 | 25 | 23 | 22 | 20 | 20 | 20 | 21 | 22 | 24 |
| Comfort | Warm | Warm | Warm | Warm | Refreshing | Refreshing | Refreshing | Cool | Refreshing | Refreshing | Refreshing | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 25 | Warm |
| Feb | 26 | Warm |
| Mar | 25 | Warm |
| Apr | 25 | Warm |
| May | 23 | Refreshing |
| Jun | 22 | Refreshing |
| Jul | 20 | Refreshing |
| Aug | 20 | Cool |
| Sep | 20 | Refreshing |
| Oct | 21 | Refreshing |
| Nov | 22 | Refreshing |
| Dec | 24 | Refreshing |
UV index in Grafton in December
Clear-sky midday UV in December 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 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 14 | 13 | 11 | 7 | 5 | 3 | 4 | 5 | 7 | 9 | 11 | 13 |
| Level | Extreme | Extreme | Extreme | Very high | Moderate | Moderate | Moderate | High | High | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 13 | Extreme |
| Mar | 11 | Extreme |
| Apr | 7 | Very high |
| May | 5 | Moderate |
| Jun | 3 | Moderate |
| Jul | 4 | Moderate |
| Aug | 5 | High |
| Sep | 7 | High |
| Oct | 9 | Very high |
| Nov | 11 | Extreme |
| Dec | 13 | Extreme |
Air quality in Grafton in December
Average fine-particle pollution (PM2.5) through the year — so you can see where December 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 8 | 7 | 7 | 4 | 5 | 5 | 6 | 18 | 17 | 15 | 37 | 16 |
| Level | Good | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate | Poor | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 8 | Good |
| Feb | 7 | Good |
| Mar | 7 | Good |
| Apr | 4 | Good |
| May | 5 | Good |
| Jun | 5 | Good |
| Jul | 6 | Good |
| Aug | 18 | Moderate |
| Sep | 17 | Moderate |
| Oct | 15 | Moderate |
| Nov | 37 | Poor |
| Dec | 16 | Moderate |
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.
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 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).