Commack weather in November
In November, Commack sees average daytime highs of 53°F and overnight lows near 44°F, with 3.7 in of precipitation across 8.9 wet days and about 9.7 hours of daylight. It is the 7th-warmest and 8th-wettest month of the year here.
Highs ease over the month, from about 56°F in the first days to 49°F by the end. The sky is clear or mostly clear about 36% of the time in November, and the air most often feels dry.
Daylight stretches from about 10 h 12 min at the start of November to 9 h 18 min by month's end. Set against the rest of the year, November is Commack's 5th-clearest and 3rd-windiest month. For the whole year in context, see Commack's year-round climate.
- Daytime high
- 53°
- 7th warmest
- Overnight low
- 44°
- 6th coldest
- Precipitation
- 3.7 in
- 8.9 wet days
- Daylight
- 9 h 42 min
- 6:48 AM – 4:29 PM
- Cloud cover
- 57%
- 5th clearest
- Wind
- 12 mph
- 3rd windiest
- Solar energy
- 2.25 kWh/m²
- Travel score
- 3.0
- out of 10
Commack is census-designated place in Suffolk County, New York, United States.
- Density
- 1,166/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in November
Highs ease over the month, from about 56°F in the first days to 49°F by the end.
A typical November day in Commack reaches about 53°F in the afternoon and slips back to 44°F overnight — a 8°F spread between the day's warmth and the night's chill. On most days the high lands between 44°F and 61°F. Set against its neighbours, November runs about 9°F cooler than October and about 8°F warmer than December.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 57 | 57 | 56 | 56 | 56 | 55 | 55 | 55 | 55 | 54 | 54 | 54 | 53 | 53 | 53 | 52 | 52 | 52 | 52 | 51 | 51 | 51 | 51 | 50 | 50 | 50 | 50 | 49 | 49 | 49 |
| Avg low (°F) | 49 | 49 | 48 | 48 | 48 | 47 | 47 | 47 | 46 | 46 | 46 | 45 | 45 | 45 | 44 | 44 | 44 | 44 | 43 | 43 | 43 | 43 | 42 | 42 | 42 | 42 | 41 | 41 | 41 | 41 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 57 | 49 |
| 2 | 57 | 49 |
| 3 | 56 | 48 |
| 4 | 56 | 48 |
| 5 | 56 | 48 |
| 6 | 55 | 47 |
| 7 | 55 | 47 |
| 8 | 55 | 47 |
| 9 | 55 | 46 |
| 10 | 54 | 46 |
| 11 | 54 | 46 |
| 12 | 54 | 45 |
| 13 | 53 | 45 |
| 14 | 53 | 45 |
| 15 | 53 | 44 |
| 16 | 52 | 44 |
| 17 | 52 | 44 |
| 18 | 52 | 44 |
| 19 | 52 | 43 |
| 20 | 51 | 43 |
| 21 | 51 | 43 |
| 22 | 51 | 43 |
| 23 | 51 | 42 |
| 24 | 50 | 42 |
| 25 | 50 | 42 |
| 26 | 50 | 42 |
| 27 | 50 | 41 |
| 28 | 49 | 41 |
| 29 | 49 | 41 |
| 30 | 49 | 41 |
How November really feels in Commack
Once humidity and wind are folded in, November averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
November sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Commack weather by month
How November compares with the rest of the year at a glance. November is the 7th-warmest and 8th-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 November
The sky is clear or mostly clear about 36% of the time in November.
Beyond those clear spells, partly cloudy skies cover about 14% of November, with mostly cloudy or overcast conditions the remaining 50%.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 51 | 51 | 51 | 51 | 52 | 52 | 51 | 51 | 51 | 50 | 51 | 51 | 51 | 51 | 50 | 50 | 49 | 49 | 50 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 50 | 50 | 50 | 50 |
| Cloudier (%) | 49 | 49 | 49 | 49 | 48 | 48 | 49 | 49 | 49 | 50 | 49 | 49 | 49 | 49 | 50 | 50 | 51 | 51 | 50 | 51 | 51 | 51 | 51 | 51 | 51 | 51 | 50 | 50 | 50 | 50 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 51 | 49 |
| 2 | 51 | 49 |
| 3 | 51 | 49 |
| 4 | 51 | 49 |
| 5 | 52 | 48 |
| 6 | 52 | 48 |
| 7 | 51 | 49 |
| 8 | 51 | 49 |
| 9 | 51 | 49 |
| 10 | 50 | 50 |
| 11 | 51 | 49 |
| 12 | 51 | 49 |
| 13 | 51 | 49 |
| 14 | 51 | 49 |
| 15 | 50 | 50 |
| 16 | 50 | 50 |
| 17 | 49 | 51 |
| 18 | 49 | 51 |
| 19 | 50 | 50 |
| 20 | 49 | 51 |
| 21 | 49 | 51 |
| 22 | 49 | 51 |
| 23 | 49 | 51 |
| 24 | 49 | 51 |
| 25 | 49 | 51 |
| 26 | 49 | 51 |
| 27 | 50 | 50 |
| 28 | 50 | 50 |
| 29 | 50 | 50 |
| 30 | 50 | 50 |
Chance of precipitation in November
Commack gets around 3.7 in of rain and snow over 8.9 wet days in November. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 30% and peaks near 32% on the wettest days, and about 0 day brings 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 32 |
| Snow chance (%) | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 4 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 29 | 0 |
| 2 | 29 | 1 |
| 3 | 29 | 1 |
| 4 | 29 | 1 |
| 5 | 29 | 1 |
| 6 | 29 | 1 |
| 7 | 29 | 1 |
| 8 | 29 | 1 |
| 9 | 30 | 1 |
| 10 | 30 | 1 |
| 11 | 30 | 1 |
| 12 | 30 | 1 |
| 13 | 30 | 1 |
| 14 | 31 | 1 |
| 15 | 31 | 1 |
| 16 | 31 | 1 |
| 17 | 31 | 1 |
| 18 | 31 | 1 |
| 19 | 31 | 1 |
| 20 | 31 | 1 |
| 21 | 30 | 1 |
| 22 | 30 | 1 |
| 23 | 30 | 1 |
| 24 | 30 | 1 |
| 25 | 30 | 2 |
| 26 | 30 | 2 |
| 27 | 30 | 2 |
| 28 | 31 | 3 |
| 29 | 31 | 3 |
| 30 | 32 | 4 |
Humidity in November
Most of November feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, November lands in the dry band about 95% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 89 | 89 | 89 | 90 | 90 | 91 | 92 | 92 | 92 | 93 | 93 | 94 | 95 | 95 | 96 | 96 | 96 | 96 | 97 | 97 | 97 | 97 | 98 | 98 | 98 | 98 | 98 | 98 | 99 | 99 |
| Comfortable (%) | 9 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 |
| Humid (%) | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | |
|---|---|---|---|
| 1 | 89 | 9 | 2 |
| 2 | 89 | 9 | 2 |
| 3 | 89 | 9 | 2 |
| 4 | 90 | 8 | 2 |
| 5 | 90 | 8 | 2 |
| 6 | 91 | 8 | 1 |
| 7 | 92 | 7 | 1 |
| 8 | 92 | 7 | 1 |
| 9 | 92 | 7 | 1 |
| 10 | 93 | 6 | 1 |
| 11 | 93 | 6 | 1 |
| 12 | 94 | 5 | 1 |
| 13 | 95 | 5 | 0 |
| 14 | 95 | 5 | 0 |
| 15 | 96 | 4 | 0 |
| 16 | 96 | 4 | 0 |
| 17 | 96 | 4 | 0 |
| 18 | 96 | 4 | 0 |
| 19 | 97 | 3 | 0 |
| 20 | 97 | 3 | 0 |
| 21 | 97 | 3 | 0 |
| 22 | 97 | 3 | 0 |
| 23 | 98 | 2 | 0 |
| 24 | 98 | 2 | 0 |
| 25 | 98 | 2 | 0 |
| 26 | 98 | 2 | 0 |
| 27 | 98 | 2 | 0 |
| 28 | 98 | 2 | 0 |
| 29 | 99 | 1 | 0 |
| 30 | 99 | 1 | 0 |
Wind in November
Winds average 12 mph in November.
Across November, daily wind ranges from about 12 mph on the calmest days to 12 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (mph) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | breezy | breezy | breezy | breezy | breezy |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 12 | light breeze |
| 2 | 12 | light breeze |
| 3 | 12 | light breeze |
| 4 | 12 | light breeze |
| 5 | 12 | light breeze |
| 6 | 12 | light breeze |
| 7 | 12 | light breeze |
| 8 | 12 | light breeze |
| 9 | 12 | light breeze |
| 10 | 12 | light breeze |
| 11 | 12 | light breeze |
| 12 | 12 | light breeze |
| 13 | 12 | light breeze |
| 14 | 12 | light breeze |
| 15 | 12 | light breeze |
| 16 | 12 | light breeze |
| 17 | 12 | light breeze |
| 18 | 12 | light breeze |
| 19 | 12 | light breeze |
| 20 | 12 | light breeze |
| 21 | 12 | light breeze |
| 22 | 12 | light breeze |
| 23 | 12 | light breeze |
| 24 | 12 | light breeze |
| 25 | 12 | light breeze |
| 26 | 12 | breezy |
| 27 | 12 | breezy |
| 28 | 12 | breezy |
| 29 | 12 | breezy |
| 30 | 12 | breezy |
Sunrise & sunset in November
Daylight runs from about 10 h 12 min at the start of November to 9 h 18 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 54 minutes over November. Sunrise moves from 6:30 AM to 7:03 AM, and sunset from 4:43 PM to 4:22 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 10.2 | 10.2 | 10.1 | 10.1 | 10.1 | 10.0 | 10.0 | 10.0 | 9.9 | 9.9 | 9.8 | 9.8 | 9.8 | 9.7 | 9.7 | 9.7 | 9.6 | 9.6 | 9.6 | 9.6 | 9.5 | 9.5 | 9.5 | 9.4 | 9.4 | 9.4 | 9.4 | 9.3 | 9.3 | 9.3 |
| Sunrise (AM) | 6:30 | 6:31 | 6:33 | 6:34 | 6:35 | 6:36 | 6:37 | 6:39 | 6:40 | 6:41 | 6:42 | 6:43 | 6:45 | 6:46 | 6:47 | 6:48 | 6:49 | 6:50 | 6:51 | 6:53 | 6:54 | 6:55 | 6:56 | 6:57 | 6:58 | 6:59 | 7:00 | 7:01 | 7:02 | 7:03 |
| Sunset (PM) | 4:43 | 4:42 | 4:41 | 4:40 | 4:39 | 4:38 | 4:37 | 4:36 | 4:35 | 4:34 | 4:33 | 4:32 | 4:31 | 4:30 | 4:30 | 4:29 | 4:28 | 4:27 | 4:27 | 4:26 | 4:26 | 4:25 | 4:24 | 4:24 | 4:24 | 4:23 | 4:23 | 4:22 | 4:22 | 4:22 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.2 | 6:30 | 4:43 |
| 2 | 10.2 | 6:31 | 4:42 |
| 3 | 10.1 | 6:33 | 4:41 |
| 4 | 10.1 | 6:34 | 4:40 |
| 5 | 10.1 | 6:35 | 4:39 |
| 6 | 10.0 | 6:36 | 4:38 |
| 7 | 10.0 | 6:37 | 4:37 |
| 8 | 10.0 | 6:39 | 4:36 |
| 9 | 9.9 | 6:40 | 4:35 |
| 10 | 9.9 | 6:41 | 4:34 |
| 11 | 9.8 | 6:42 | 4:33 |
| 12 | 9.8 | 6:43 | 4:32 |
| 13 | 9.8 | 6:45 | 4:31 |
| 14 | 9.7 | 6:46 | 4:30 |
| 15 | 9.7 | 6:47 | 4:30 |
| 16 | 9.7 | 6:48 | 4:29 |
| 17 | 9.6 | 6:49 | 4:28 |
| 18 | 9.6 | 6:50 | 4:27 |
| 19 | 9.6 | 6:51 | 4:27 |
| 20 | 9.6 | 6:53 | 4:26 |
| 21 | 9.5 | 6:54 | 4:26 |
| 22 | 9.5 | 6:55 | 4:25 |
| 23 | 9.5 | 6:56 | 4:24 |
| 24 | 9.4 | 6:57 | 4:24 |
| 25 | 9.4 | 6:58 | 4:24 |
| 26 | 9.4 | 6:59 | 4:23 |
| 27 | 9.4 | 7:00 | 4:23 |
| 28 | 9.3 | 7:01 | 4:22 |
| 29 | 9.3 | 7:02 | 4:22 |
| 30 | 9.3 | 7:03 | 4:22 |
Solar energy in November
Average shortwave solar energy reaching the ground each day in November, about 2.25 kWh/m².
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 — November's 2.25 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 2.7 | 2.6 | 2.6 | 2.6 | 2.5 | 2.5 | 2.5 | 2.5 | 2.4 | 2.4 | 2.4 | 2.3 | 2.3 | 2.3 | 2.3 | 2.2 | 2.2 | 2.2 | 2.2 | 2.1 | 2.1 | 2.1 | 2.1 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 1.9 | 1.9 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Dim | Dim | Dim | Dim |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 2.7 | Moderate |
| 2 | 2.6 | Moderate |
| 3 | 2.6 | Moderate |
| 4 | 2.6 | Moderate |
| 5 | 2.5 | Moderate |
| 6 | 2.5 | Moderate |
| 7 | 2.5 | Moderate |
| 8 | 2.5 | Moderate |
| 9 | 2.4 | Moderate |
| 10 | 2.4 | Moderate |
| 11 | 2.4 | Moderate |
| 12 | 2.3 | Moderate |
| 13 | 2.3 | Moderate |
| 14 | 2.3 | Moderate |
| 15 | 2.3 | Moderate |
| 16 | 2.2 | Moderate |
| 17 | 2.2 | Moderate |
| 18 | 2.2 | Moderate |
| 19 | 2.2 | Moderate |
| 20 | 2.1 | Moderate |
| 21 | 2.1 | Moderate |
| 22 | 2.1 | Moderate |
| 23 | 2.1 | Moderate |
| 24 | 2.0 | Moderate |
| 25 | 2.0 | Moderate |
| 26 | 2.0 | Moderate |
| 27 | 2.0 | Dim |
| 28 | 2.0 | Dim |
| 29 | 1.9 | Dim |
| 30 | 1.9 | Dim |
Hazard calendar for Commack
In November, Commack sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.
Commack sits in the Atlantic hurricane belt; the season peaks August–October.
Is November a good time to visit Commack?
Our two travel scores rate November for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
November is a weaker month for outdoor sightseeing in Commack.
What to pack for Commack in November
From November's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In November, Commack sees daytime highs around 53°F and nights near 44°F. Pack a warm layer. Worth having: rain gear. About 9 days see rain.
Sea temperature near Commack in November
The nearest coast averages about 55°F in November — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 16 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 Commack in November
Clear-sky midday UV in November peaks around 2. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Commack 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 Commack in November
Average fine-particle pollution (PM2.5) through the year — so you can see where November falls, not just the annual average.
Air quality in Commack 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 Commack?
Commack sits at 40.8°N, 73.3°W, 131 ft above sea level, in United States. The nearest listed city is East Northport, 3.1 mi away.
Topography around Commack
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Commack.
Within 2 miles, the terrain around Commack has only modest variations in elevation — a maximum elevation change of 200 ft around an average of 164 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 Commack is covered by trees (66%) and grassland (20%) within 2 miles, trees (54%) and water (21%) within 10 miles, and water (48%) and trees (38%) 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 Commack (40.8429°, -73.2929°, elevation 131 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).