Dix Hills weather in December
In December, Dix Hills sees average daytime highs of 44°F and overnight lows near 36°F, with 4.8 in of precipitation across 10.6 wet days and about 9.1 hours of daylight. It is the 9th-warmest and 1st-wettest month of the year here.
Highs ease over the month, from about 48°F in the first days to 42°F by the end. The sky is clear or mostly clear about 33% of the time in December, and the air most often feels dry.
Daylight stretches from about 9 h 18 min at the start of December to 9 h 06 min by month's end. Set against the rest of the year, December is Dix Hills's 9th-clearest and 2nd-windiest month. For the whole year in context, see Dix Hills's year-round climate.
- Daytime high
- 44°
- 9th warmest
- Overnight low
- 36°
- 4th coldest
- Precipitation
- 4.8 in
- 10.6 wet days
- Daylight
- 9 h 06 min
- 7:17 AM – 4:22 PM
- Cloud cover
- 60%
- 9th clearest
- Wind
- 13 mph
- 2nd windiest
- Solar energy
- 1.76 kWh/m²
- Travel score
- 0.9
- out of 10
Dix Hills is census-designated place in Suffolk County, New York, United States.
- Density
- 651/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in December
Highs ease over the month, from about 48°F in the first days to 42°F by the end.
A typical December day in Dix Hills reaches about 44°F in the afternoon and slips back to 36°F overnight — a 8°F spread between the day's warmth and the night's chill. On most days the high lands between 35°F and 54°F. Set against its neighbours, December runs about 8°F cooler than November and about 5°F warmer than 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 (°F) | 48 | 48 | 48 | 47 | 47 | 47 | 46 | 46 | 46 | 46 | 45 | 45 | 45 | 45 | 44 | 44 | 44 | 44 | 44 | 44 | 43 | 43 | 43 | 43 | 43 | 42 | 42 | 42 | 42 | 42 | 42 |
| Avg low (°F) | 40 | 40 | 40 | 39 | 39 | 39 | 38 | 38 | 38 | 37 | 37 | 37 | 37 | 37 | 36 | 36 | 36 | 36 | 35 | 35 | 35 | 35 | 35 | 35 | 34 | 34 | 34 | 34 | 33 | 33 | 33 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 48 | 40 |
| 2 | 48 | 40 |
| 3 | 48 | 40 |
| 4 | 47 | 39 |
| 5 | 47 | 39 |
| 6 | 47 | 39 |
| 7 | 46 | 38 |
| 8 | 46 | 38 |
| 9 | 46 | 38 |
| 10 | 46 | 37 |
| 11 | 45 | 37 |
| 12 | 45 | 37 |
| 13 | 45 | 37 |
| 14 | 45 | 37 |
| 15 | 44 | 36 |
| 16 | 44 | 36 |
| 17 | 44 | 36 |
| 18 | 44 | 36 |
| 19 | 44 | 35 |
| 20 | 44 | 35 |
| 21 | 43 | 35 |
| 22 | 43 | 35 |
| 23 | 43 | 35 |
| 24 | 43 | 35 |
| 25 | 43 | 34 |
| 26 | 42 | 34 |
| 27 | 42 | 34 |
| 28 | 42 | 34 |
| 29 | 42 | 33 |
| 30 | 42 | 33 |
| 31 | 42 | 33 |
How December really feels in Dix Hills
Once humidity and wind are folded in, December averages 0 days that feel above 90°F and 28 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
The story in December is cold — wind chill drags the overnight "feels like" below the raw low.
Dix Hills weather by month
How December compares with the rest of the year at a glance. December is the 9th-warmest and 1st-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 39° / 30° | 3.8 | 9.9 | 4 | 9.4 | 0.0 |
| Feb | 39° / 30° | 3.5 | 9.3 | 3.7 | 10.4 | 0.0 |
| Mar | 44° / 35° | 4.6 | 10.6 | 2.9 | 11.7 | 0.8 |
| Apr | 53° / 44° | 3.8 | 10.9 | 0.4 | 13.1 | 2.8 |
| May | 61° / 54° | 3.5 | 10.8 | 0 | 14.2 | 5.0 |
| Jun | 71° / 64° | 3.6 | 9.9 | 0 | 14.9 | 6.6 |
| Jul | 77° / 71° | 3.3 | 9.4 | 0 | 14.6 | 7.0 |
| Aug | 77° / 70° | 3.9 | 9.5 | 0 | 13.6 | 7.1 |
| Sep | 71° / 64° | 3.8 | 9.1 | 0 | 12.3 | 6.9 |
| Oct | 62° / 55° | 4.4 | 9.2 | 0 | 10.9 | 5.5 |
| Nov | 53° / 44° | 3.7 | 8.9 | 0.3 | 9.7 | 3.0 |
| Dec | 44° / 36° | 4.8 | 10.6 | 2.3 | 9.1 | 0.9 |
Cloud cover in December
The sky is clear or mostly clear about 33% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 54%.
| 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 (%) | 49 | 49 | 47 | 47 | 47 | 46 | 46 | 46 | 44 | 43 | 43 | 43 | 43 | 44 | 44 | 44 | 44 | 44 | 46 | 46 | 46 | 47 | 47 | 48 | 48 | 49 | 49 | 49 | 49 | 49 | 48 |
| Cloudier (%) | 51 | 51 | 53 | 53 | 53 | 54 | 54 | 54 | 56 | 57 | 57 | 57 | 57 | 56 | 56 | 56 | 56 | 56 | 54 | 54 | 54 | 53 | 53 | 52 | 52 | 51 | 51 | 51 | 51 | 51 | 52 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 49 | 51 |
| 2 | 49 | 51 |
| 3 | 47 | 53 |
| 4 | 47 | 53 |
| 5 | 47 | 53 |
| 6 | 46 | 54 |
| 7 | 46 | 54 |
| 8 | 46 | 54 |
| 9 | 44 | 56 |
| 10 | 43 | 57 |
| 11 | 43 | 57 |
| 12 | 43 | 57 |
| 13 | 43 | 57 |
| 14 | 44 | 56 |
| 15 | 44 | 56 |
| 16 | 44 | 56 |
| 17 | 44 | 56 |
| 18 | 44 | 56 |
| 19 | 46 | 54 |
| 20 | 46 | 54 |
| 21 | 46 | 54 |
| 22 | 47 | 53 |
| 23 | 47 | 53 |
| 24 | 48 | 52 |
| 25 | 48 | 52 |
| 26 | 49 | 51 |
| 27 | 49 | 51 |
| 28 | 49 | 51 |
| 29 | 49 | 51 |
| 30 | 49 | 51 |
| 31 | 48 | 52 |
Chance of precipitation in December
Dix Hills gets around 4.8 in of rain and snow over 10.6 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 precipitation averages around 34% and peaks near 37% on the wettest days, and about 2 days bring snow.
| 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 (%) | 32 | 33 | 33 | 34 | 35 | 35 | 36 | 36 | 36 | 37 | 37 | 36 | 36 | 36 | 35 | 35 | 34 | 34 | 33 | 33 | 32 | 32 | 31 | 31 | 31 | 31 | 32 | 32 | 32 | 32 | 33 |
| Snow chance (%) | 4 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 9 | 9 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 32 | 4 |
| 2 | 33 | 5 |
| 3 | 33 | 5 |
| 4 | 34 | 6 |
| 5 | 35 | 6 |
| 6 | 35 | 6 |
| 7 | 36 | 7 |
| 8 | 36 | 7 |
| 9 | 36 | 7 |
| 10 | 37 | 8 |
| 11 | 37 | 8 |
| 12 | 36 | 8 |
| 13 | 36 | 8 |
| 14 | 36 | 8 |
| 15 | 35 | 7 |
| 16 | 35 | 7 |
| 17 | 34 | 7 |
| 18 | 34 | 7 |
| 19 | 33 | 7 |
| 20 | 33 | 7 |
| 21 | 32 | 7 |
| 22 | 32 | 7 |
| 23 | 31 | 7 |
| 24 | 31 | 7 |
| 25 | 31 | 7 |
| 26 | 31 | 7 |
| 27 | 32 | 8 |
| 28 | 32 | 8 |
| 29 | 32 | 8 |
| 30 | 32 | 9 |
| 31 | 33 | 9 |
Humidity in December
Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 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 (%) | 99 | 99 | 99 | 99 | 99 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Comfortable (%) | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | |
|---|---|---|
| 1 | 99 | 1 |
| 2 | 99 | 1 |
| 3 | 99 | 1 |
| 4 | 99 | 1 |
| 5 | 99 | 1 |
| 6 | 100 | 0 |
| 7 | 100 | 0 |
| 8 | 100 | 0 |
| 9 | 100 | 0 |
| 10 | 100 | 0 |
| 11 | 100 | 0 |
| 12 | 100 | 0 |
| 13 | 100 | 0 |
| 14 | 100 | 0 |
| 15 | 100 | 0 |
| 16 | 100 | 0 |
| 17 | 100 | 0 |
| 18 | 100 | 0 |
| 19 | 100 | 0 |
| 20 | 100 | 0 |
| 21 | 100 | 0 |
| 22 | 100 | 0 |
| 23 | 100 | 0 |
| 24 | 100 | 0 |
| 25 | 100 | 0 |
| 26 | 100 | 0 |
| 27 | 100 | 0 |
| 28 | 100 | 0 |
| 29 | 100 | 0 |
| 30 | 100 | 0 |
| 31 | 100 | 0 |
Wind in December
Winds average 13 mph in December.
Across December, daily wind ranges from about 12 mph on the calmest days to 13 mph 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 (mph) | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
| Feels | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 12 | breezy |
| 2 | 12 | breezy |
| 3 | 13 | breezy |
| 4 | 13 | breezy |
| 5 | 13 | breezy |
| 6 | 13 | breezy |
| 7 | 13 | breezy |
| 8 | 13 | breezy |
| 9 | 13 | breezy |
| 10 | 13 | breezy |
| 11 | 13 | breezy |
| 12 | 13 | breezy |
| 13 | 13 | breezy |
| 14 | 13 | breezy |
| 15 | 13 | breezy |
| 16 | 13 | breezy |
| 17 | 13 | breezy |
| 18 | 13 | breezy |
| 19 | 13 | breezy |
| 20 | 13 | breezy |
| 21 | 13 | breezy |
| 22 | 13 | breezy |
| 23 | 13 | breezy |
| 24 | 13 | breezy |
| 25 | 13 | breezy |
| 26 | 13 | breezy |
| 27 | 13 | breezy |
| 28 | 13 | breezy |
| 29 | 13 | breezy |
| 30 | 13 | breezy |
| 31 | 13 | breezy |
Sunrise & sunset in December
Daylight runs from about 9 h 18 min at the start of December to 9 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 12 minutes over December. Sunrise moves from 7:04 AM to 7:23 AM, and sunset from 4:22 PM to 4:30 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) | 9.3 | 9.3 | 9.2 | 9.2 | 9.2 | 9.2 | 9.2 | 9.2 | 9.2 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 |
| Sunrise (AM) | 7:04 | 7:05 | 7:06 | 7:07 | 7:08 | 7:09 | 7:10 | 7:11 | 7:12 | 7:13 | 7:13 | 7:14 | 7:15 | 7:16 | 7:16 | 7:17 | 7:18 | 7:18 | 7:19 | 7:19 | 7:20 | 7:20 | 7:21 | 7:21 | 7:22 | 7:22 | 7:22 | 7:23 | 7:23 | 7:23 | 7:23 |
| Sunset (PM) | 4:22 | 4:22 | 4:21 | 4:21 | 4:21 | 4:21 | 4:21 | 4:21 | 4:21 | 4:21 | 4:21 | 4:21 | 4:21 | 4:22 | 4:22 | 4:22 | 4:22 | 4:23 | 4:23 | 4:24 | 4:24 | 4:24 | 4:25 | 4:25 | 4:26 | 4:27 | 4:27 | 4:28 | 4:28 | 4:29 | 4:30 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 9.3 | 7:04 | 4:22 |
| 2 | 9.3 | 7:05 | 4:22 |
| 3 | 9.2 | 7:06 | 4:21 |
| 4 | 9.2 | 7:07 | 4:21 |
| 5 | 9.2 | 7:08 | 4:21 |
| 6 | 9.2 | 7:09 | 4:21 |
| 7 | 9.2 | 7:10 | 4:21 |
| 8 | 9.2 | 7:11 | 4:21 |
| 9 | 9.2 | 7:12 | 4:21 |
| 10 | 9.1 | 7:13 | 4:21 |
| 11 | 9.1 | 7:13 | 4:21 |
| 12 | 9.1 | 7:14 | 4:21 |
| 13 | 9.1 | 7:15 | 4:21 |
| 14 | 9.1 | 7:16 | 4:22 |
| 15 | 9.1 | 7:16 | 4:22 |
| 16 | 9.1 | 7:17 | 4:22 |
| 17 | 9.1 | 7:18 | 4:22 |
| 18 | 9.1 | 7:18 | 4:23 |
| 19 | 9.1 | 7:19 | 4:23 |
| 20 | 9.1 | 7:19 | 4:24 |
| 21 | 9.1 | 7:20 | 4:24 |
| 22 | 9.1 | 7:20 | 4:24 |
| 23 | 9.1 | 7:21 | 4:25 |
| 24 | 9.1 | 7:21 | 4:25 |
| 25 | 9.1 | 7:22 | 4:26 |
| 26 | 9.1 | 7:22 | 4:27 |
| 27 | 9.1 | 7:22 | 4:27 |
| 28 | 9.1 | 7:23 | 4:28 |
| 29 | 9.1 | 7:23 | 4:28 |
| 30 | 9.1 | 7:23 | 4:29 |
| 31 | 9.1 | 7:23 | 4:30 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 1.76 kWh/m² — the year's lowest.
For context, solar energy here swings from a low near 1.76 kWh/m² to a high of 6.38 kWh/m² in June across the year — December's 1.76 kWh/m² sits near the bottom.
| 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) | 1.9 | 1.9 | 1.9 | 1.9 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 |
| Level | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 1.9 | Dim |
| 2 | 1.9 | Dim |
| 3 | 1.9 | Dim |
| 4 | 1.9 | Dim |
| 5 | 1.8 | Dim |
| 6 | 1.8 | Dim |
| 7 | 1.8 | Dim |
| 8 | 1.8 | Dim |
| 9 | 1.8 | Dim |
| 10 | 1.8 | Dim |
| 11 | 1.7 | Dim |
| 12 | 1.7 | Dim |
| 13 | 1.7 | Dim |
| 14 | 1.7 | Dim |
| 15 | 1.7 | Dim |
| 16 | 1.7 | Dim |
| 17 | 1.7 | Dim |
| 18 | 1.7 | Dim |
| 19 | 1.7 | Dim |
| 20 | 1.7 | Dim |
| 21 | 1.7 | Dim |
| 22 | 1.7 | Dim |
| 23 | 1.7 | Dim |
| 24 | 1.8 | Dim |
| 25 | 1.8 | Dim |
| 26 | 1.8 | Dim |
| 27 | 1.8 | Dim |
| 28 | 1.8 | Dim |
| 29 | 1.8 | Dim |
| 30 | 1.8 | Dim |
| 31 | 1.8 | Dim |
Hazard calendar for Dix Hills
None of Dix Hills's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Dix Hills sits in the Atlantic hurricane belt; the season peaks August–October.
Is December a good time to visit Dix Hills?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is a weaker month for outdoor sightseeing in Dix Hills.
What to pack for Dix Hills in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Dix Hills sees daytime highs around 44°F and nights near 36°F. Pack a warm layer. Worth having: a heavy coat, rain gear and a windbreaker. About 11 days see rain.
Sea temperature near Dix Hills in December
The nearest coast averages about 48°F 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 12 mi away) is warmest in August at about 73°F and coldest in February near 40°F.
It's comfortable for a long swim from Jul 2 to Sep 24 — about 2.8 months when the water holds above 68°F.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 43 | 40 | 40 | 46 | 54 | 64 | 72 | 73 | 70 | 63 | 55 | 48 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Refreshing | Refreshing | Cool | Bracing | Bracing |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 43 | Bracing |
| Feb | 40 | Bracing |
| Mar | 40 | Bracing |
| Apr | 46 | Bracing |
| May | 54 | Bracing |
| Jun | 64 | Cool |
| Jul | 72 | Refreshing |
| Aug | 73 | Refreshing |
| Sep | 70 | Refreshing |
| Oct | 63 | Cool |
| Nov | 55 | Bracing |
| Dec | 48 | Bracing |
UV index in Dix Hills in December
Clear-sky midday UV in December peaks around 1. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Dix Hills peaks around July 11 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 5 | 6 | 7 | 8 | 8 | 6 | 6 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | Very high | Very high | Very high | High | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 5 | Moderate |
| Apr | 6 | High |
| May | 7 | Very high |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 6 | High |
| Sep | 6 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Moderate |
| Dec | 1 | Low |
Air quality in Dix Hills 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 Dix Hills is worst in July — around 19 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (November, 9 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) | 11 | 13 | 15 | 16 | 18 | 18 | 19 | 16 | 13 | 10 | 9 | 10 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 13 | Moderate |
| Mar | 15 | Moderate |
| Apr | 16 | Moderate |
| May | 18 | Moderate |
| Jun | 18 | Moderate |
| Jul | 19 | Moderate |
| Aug | 16 | Moderate |
| Sep | 13 | Moderate |
| Oct | 10 | Good |
| Nov | 9 | Good |
| Dec | 10 | Good |
Where is Dix Hills?
Dix Hills sits at 40.8°N, 73.3°W, 203 ft above sea level, in United States. The nearest listed city is Deer Park, 3.1 mi away.
Topography around Dix Hills
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Dix Hills.
Within 2 miles, the terrain around Dix Hills has only modest variations in elevation — a maximum elevation change of 272 ft around an average of 197 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 427 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,555 ft.
The land around Dix Hills is covered by trees (84%) within 2 miles, trees (54%) and artificial surfaces (20%) within 10 miles, and water (49%) and trees (37%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- 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 Dix Hills (40.8048°, -73.3362°, elevation 203 ft), 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).