Port Arthur weather in November
In November, Port Arthur sees average daytime highs of 70°F and overnight lows near 53°F, with 4.3 in of rain across 8.6 wet days and about 10.5 hours of daylight. It is the 9th-warmest and 7th-wettest month of the year here.
Highs ease over the month, from about 73°F in the first days to 67°F by the end. The sky is clear or mostly clear about 44% of the time in November, and the air most often feels dry.
Daylight stretches from about 10 h 48 min at the start of November to 10 h 12 min by month's end. Set against the rest of the year, November is Port Arthur's 2nd-clearest and 7th-windiest month. For the whole year in context, see Port Arthur's year-round climate.
- Daytime high
- 70°
- 9th warmest
- Overnight low
- 53°
- 4th coldest
- Rainfall
- 4.3 in
- 8.6 wet days
- Daylight
- 10 h 30 min
- 6:47 AM – 5:15 PM
- Cloud cover
- 49%
- 2nd clearest
- Wind
- 8 mph
- 7th windiest
- Solar energy
- 3.27 kWh/m²
- Travel score
- 6.8
- out of 10
Port Arthur is city in Jefferson County, Texas, United States.
- Density
- 148/km²
- people per km²
- Founded
- 1895
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in November
Highs ease over the month, from about 73°F in the first days to 67°F by the end.
A typical November day in Port Arthur reaches about 70°F in the afternoon and slips back to 53°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 59°F and 79°F. Set against its neighbours, November runs about 9°F cooler than October and about 7°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) | 74 | 74 | 73 | 73 | 73 | 72 | 72 | 72 | 71 | 71 | 71 | 70 | 70 | 70 | 70 | 69 | 69 | 69 | 69 | 69 | 68 | 68 | 68 | 68 | 67 | 67 | 67 | 67 | 66 | 66 |
| Avg low (°F) | 58 | 57 | 57 | 57 | 56 | 56 | 56 | 55 | 55 | 55 | 55 | 54 | 54 | 54 | 53 | 53 | 53 | 53 | 52 | 52 | 52 | 52 | 52 | 51 | 51 | 51 | 51 | 51 | 50 | 50 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 74 | 58 |
| 2 | 74 | 57 |
| 3 | 73 | 57 |
| 4 | 73 | 57 |
| 5 | 73 | 56 |
| 6 | 72 | 56 |
| 7 | 72 | 56 |
| 8 | 72 | 55 |
| 9 | 71 | 55 |
| 10 | 71 | 55 |
| 11 | 71 | 55 |
| 12 | 70 | 54 |
| 13 | 70 | 54 |
| 14 | 70 | 54 |
| 15 | 70 | 53 |
| 16 | 69 | 53 |
| 17 | 69 | 53 |
| 18 | 69 | 53 |
| 19 | 69 | 52 |
| 20 | 69 | 52 |
| 21 | 68 | 52 |
| 22 | 68 | 52 |
| 23 | 68 | 52 |
| 24 | 68 | 51 |
| 25 | 67 | 51 |
| 26 | 67 | 51 |
| 27 | 67 | 51 |
| 28 | 67 | 51 |
| 29 | 66 | 50 |
| 30 | 66 | 50 |
How November really feels in Port Arthur
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.
Port Arthur weather by month
How November compares with the rest of the year at a glance. November is the 9th-warmest and 7th-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 61° / 46° | 4.7 | 9.8 | 10.3 | 5.1 |
| Feb | 64° / 49° | 3.4 | 8.7 | 10.9 | 5.9 |
| Mar | 70° / 56° | 3.9 | 9.5 | 11.8 | 6.6 |
| Apr | 76° / 62° | 4.4 | 9.4 | 12.7 | 7.0 |
| May | 83° / 69° | 3.8 | 10.7 | 13.5 | 6.0 |
| Jun | 87° / 75° | 5.2 | 15.1 | 13.9 | 4.2 |
| Jul | 89° / 77° | 4.2 | 15.9 | 13.7 | 3.6 |
| Aug | 89° / 76° | 4.8 | 15.7 | 13.1 | 3.6 |
| Sep | 86° / 72° | 5.4 | 12.3 | 12.2 | 4.8 |
| Oct | 79° / 63° | 4.1 | 8.8 | 11.3 | 7.1 |
| Nov | 70° / 53° | 4.3 | 8.6 | 10.5 | 6.8 |
| Dec | 63° / 48° | 4.7 | 9.5 | 10.1 | 5.6 |
Cloud cover in November
The sky is clear or mostly clear about 44% of the time in November.
Beyond those clear spells, partly cloudy skies cover about 13% of November, with mostly cloudy or overcast conditions the remaining 43%. Skies tend to cloud over as the month goes on.
| 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 (%) | 63 | 63 | 62 | 61 | 61 | 60 | 60 | 59 | 58 | 57 | 57 | 57 | 57 | 56 | 56 | 56 | 56 | 55 | 55 | 55 | 55 | 56 | 55 | 55 | 55 | 54 | 53 | 53 | 52 | 51 |
| Cloudier (%) | 37 | 37 | 38 | 39 | 39 | 40 | 40 | 41 | 42 | 43 | 43 | 43 | 43 | 44 | 44 | 44 | 44 | 45 | 45 | 45 | 45 | 44 | 45 | 45 | 45 | 46 | 47 | 47 | 48 | 49 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 63 | 37 |
| 2 | 63 | 37 |
| 3 | 62 | 38 |
| 4 | 61 | 39 |
| 5 | 61 | 39 |
| 6 | 60 | 40 |
| 7 | 60 | 40 |
| 8 | 59 | 41 |
| 9 | 58 | 42 |
| 10 | 57 | 43 |
| 11 | 57 | 43 |
| 12 | 57 | 43 |
| 13 | 57 | 43 |
| 14 | 56 | 44 |
| 15 | 56 | 44 |
| 16 | 56 | 44 |
| 17 | 56 | 44 |
| 18 | 55 | 45 |
| 19 | 55 | 45 |
| 20 | 55 | 45 |
| 21 | 55 | 45 |
| 22 | 56 | 44 |
| 23 | 55 | 45 |
| 24 | 55 | 45 |
| 25 | 55 | 45 |
| 26 | 54 | 46 |
| 27 | 53 | 47 |
| 28 | 53 | 47 |
| 29 | 52 | 48 |
| 30 | 51 | 49 |
Chance of precipitation in November
Port Arthur gets around 4.3 in of rain over 8.6 wet days in November. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 28% and peaks near 29% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
| Rain chance (%) | |
|---|---|
| 1 | 29 |
| 2 | 29 |
| 3 | 29 |
| 4 | 29 |
| 5 | 29 |
| 6 | 29 |
| 7 | 28 |
| 8 | 28 |
| 9 | 28 |
| 10 | 28 |
| 11 | 27 |
| 12 | 27 |
| 13 | 27 |
| 14 | 27 |
| 15 | 28 |
| 16 | 28 |
| 17 | 28 |
| 18 | 28 |
| 19 | 29 |
| 20 | 29 |
| 21 | 29 |
| 22 | 29 |
| 23 | 29 |
| 24 | 29 |
| 25 | 29 |
| 26 | 29 |
| 27 | 29 |
| 28 | 29 |
| 29 | 29 |
| 30 | 29 |
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 51% of days. Sticky, muggy-or-worse air turns up on roughly 18% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 39 | 40 | 41 | 42 | 43 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 50 | 51 | 53 | 53 | 53 | 55 | 56 | 56 | 57 | 57 | 58 | 59 | 59 | 61 | 61 | 61 | 62 |
| Comfortable (%) | 15 | 15 | 15 | 16 | 16 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 13 |
| Humid (%) | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 12 |
| Muggy (%) | 18 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| Oppressive (%) | 11 | 11 | 10 | 9 | 8 | 7 | 6 | 6 | 5 | 5 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 39 | 15 | 17 | 18 | 11 |
| 2 | 40 | 15 | 16 | 18 | 11 |
| 3 | 41 | 15 | 16 | 18 | 10 |
| 4 | 42 | 16 | 16 | 18 | 9 |
| 5 | 43 | 16 | 16 | 17 | 8 |
| 6 | 43 | 17 | 16 | 17 | 7 |
| 7 | 44 | 17 | 16 | 16 | 6 |
| 8 | 45 | 17 | 16 | 16 | 6 |
| 9 | 46 | 18 | 16 | 15 | 5 |
| 10 | 47 | 18 | 16 | 15 | 5 |
| 11 | 48 | 18 | 16 | 14 | 4 |
| 12 | 49 | 18 | 16 | 14 | 3 |
| 13 | 50 | 18 | 16 | 13 | 3 |
| 14 | 50 | 18 | 16 | 13 | 3 |
| 15 | 51 | 18 | 16 | 13 | 2 |
| 16 | 53 | 17 | 16 | 12 | 2 |
| 17 | 53 | 17 | 16 | 12 | 2 |
| 18 | 53 | 17 | 16 | 12 | 2 |
| 19 | 55 | 17 | 15 | 12 | 1 |
| 20 | 56 | 16 | 15 | 12 | 1 |
| 21 | 56 | 16 | 15 | 12 | 1 |
| 22 | 57 | 15 | 15 | 12 | 1 |
| 23 | 57 | 15 | 15 | 12 | 1 |
| 24 | 58 | 15 | 14 | 12 | 1 |
| 25 | 59 | 14 | 14 | 12 | 1 |
| 26 | 59 | 14 | 14 | 12 | 1 |
| 27 | 61 | 13 | 13 | 12 | 1 |
| 28 | 61 | 13 | 13 | 12 | 1 |
| 29 | 61 | 13 | 13 | 12 | 1 |
| 30 | 62 | 13 | 12 | 12 | 1 |
Wind in November
Winds average 8 mph in November.
Across November, daily wind ranges from about 8 mph on the calmest days to 8 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) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| 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 | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 8 | light breeze |
| 2 | 8 | light breeze |
| 3 | 8 | light breeze |
| 4 | 8 | light breeze |
| 5 | 8 | light breeze |
| 6 | 8 | light breeze |
| 7 | 8 | light breeze |
| 8 | 8 | light breeze |
| 9 | 8 | light breeze |
| 10 | 8 | light breeze |
| 11 | 8 | light breeze |
| 12 | 8 | light breeze |
| 13 | 8 | light breeze |
| 14 | 8 | light breeze |
| 15 | 8 | light breeze |
| 16 | 8 | light breeze |
| 17 | 8 | light breeze |
| 18 | 8 | light breeze |
| 19 | 8 | light breeze |
| 20 | 8 | light breeze |
| 21 | 8 | light breeze |
| 22 | 8 | light breeze |
| 23 | 8 | light breeze |
| 24 | 8 | light breeze |
| 25 | 8 | light breeze |
| 26 | 8 | light breeze |
| 27 | 8 | light breeze |
| 28 | 8 | light breeze |
| 29 | 8 | light breeze |
| 30 | 8 | light breeze |
Sunrise & sunset in November
Daylight runs from about 10 h 48 min at the start of November to 10 h 12 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 36 minutes over November. Sunrise moves from 6:35 AM to 6:58 AM, and sunset from 5:24 PM to 5:12 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) | 10.8 | 10.8 | 10.8 | 10.7 | 10.7 | 10.7 | 10.7 | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.4 | 10.4 | 10.4 | 10.4 | 10.4 | 10.3 | 10.3 | 10.3 | 10.3 | 10.3 | 10.3 | 10.2 | 10.2 |
| Sunrise (AM) | 6:35 | 6:35 | 6:36 | 6:37 | 6:38 | 6:39 | 6:39 | 6:40 | 6:41 | 6:42 | 6:43 | 6:44 | 6:44 | 6:45 | 6:46 | 6:47 | 6:48 | 6:49 | 6:49 | 6:50 | 6:51 | 6:52 | 6:53 | 6:53 | 6:54 | 6:55 | 6:56 | 6:57 | 6:57 | 6:58 |
| Sunset (PM) | 5:24 | 5:23 | 5:22 | 5:22 | 5:21 | 5:20 | 5:20 | 5:19 | 5:19 | 5:18 | 5:17 | 5:17 | 5:16 | 5:16 | 5:16 | 5:15 | 5:15 | 5:14 | 5:14 | 5:14 | 5:13 | 5:13 | 5:13 | 5:13 | 5:13 | 5:12 | 5:12 | 5:12 | 5:12 | 5:12 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.8 | 6:35 | 5:24 |
| 2 | 10.8 | 6:35 | 5:23 |
| 3 | 10.8 | 6:36 | 5:22 |
| 4 | 10.7 | 6:37 | 5:22 |
| 5 | 10.7 | 6:38 | 5:21 |
| 6 | 10.7 | 6:39 | 5:20 |
| 7 | 10.7 | 6:39 | 5:20 |
| 8 | 10.6 | 6:40 | 5:19 |
| 9 | 10.6 | 6:41 | 5:19 |
| 10 | 10.6 | 6:42 | 5:18 |
| 11 | 10.6 | 6:43 | 5:17 |
| 12 | 10.6 | 6:44 | 5:17 |
| 13 | 10.5 | 6:44 | 5:16 |
| 14 | 10.5 | 6:45 | 5:16 |
| 15 | 10.5 | 6:46 | 5:16 |
| 16 | 10.5 | 6:47 | 5:15 |
| 17 | 10.5 | 6:48 | 5:15 |
| 18 | 10.4 | 6:49 | 5:14 |
| 19 | 10.4 | 6:49 | 5:14 |
| 20 | 10.4 | 6:50 | 5:14 |
| 21 | 10.4 | 6:51 | 5:13 |
| 22 | 10.4 | 6:52 | 5:13 |
| 23 | 10.3 | 6:53 | 5:13 |
| 24 | 10.3 | 6:53 | 5:13 |
| 25 | 10.3 | 6:54 | 5:13 |
| 26 | 10.3 | 6:55 | 5:12 |
| 27 | 10.3 | 6:56 | 5:12 |
| 28 | 10.3 | 6:57 | 5:12 |
| 29 | 10.2 | 6:57 | 5:12 |
| 30 | 10.2 | 6:58 | 5:12 |
Solar energy in November
Average shortwave solar energy reaching the ground each day in November, about 3.27 kWh/m².
For context, solar energy here swings from a low near 2.67 kWh/m² to a high of 6.21 kWh/m² in July across the year — November's 3.27 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) | 3.7 | 3.7 | 3.7 | 3.6 | 3.6 | 3.5 | 3.5 | 3.5 | 3.5 | 3.4 | 3.4 | 3.4 | 3.3 | 3.3 | 3.3 | 3.3 | 3.2 | 3.2 | 3.2 | 3.1 | 3.1 | 3.1 | 3.1 | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 | 2.9 | 2.9 |
| 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 | Moderate | Moderate | Moderate | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 3.7 | Moderate |
| 2 | 3.7 | Moderate |
| 3 | 3.7 | Moderate |
| 4 | 3.6 | Moderate |
| 5 | 3.6 | Moderate |
| 6 | 3.5 | Moderate |
| 7 | 3.5 | Moderate |
| 8 | 3.5 | Moderate |
| 9 | 3.5 | Moderate |
| 10 | 3.4 | Moderate |
| 11 | 3.4 | Moderate |
| 12 | 3.4 | Moderate |
| 13 | 3.3 | Moderate |
| 14 | 3.3 | Moderate |
| 15 | 3.3 | Moderate |
| 16 | 3.3 | Moderate |
| 17 | 3.2 | Moderate |
| 18 | 3.2 | Moderate |
| 19 | 3.2 | Moderate |
| 20 | 3.1 | Moderate |
| 21 | 3.1 | Moderate |
| 22 | 3.1 | Moderate |
| 23 | 3.1 | Moderate |
| 24 | 3.0 | Moderate |
| 25 | 3.0 | Moderate |
| 26 | 3.0 | Moderate |
| 27 | 3.0 | Moderate |
| 28 | 3.0 | Moderate |
| 29 | 2.9 | Moderate |
| 30 | 2.9 | Moderate |
Hazard calendar for Port Arthur
In November, Port Arthur sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.
Port Arthur sits in the Atlantic hurricane belt; the season peaks August–October.
Is November a good time to visit Port Arthur?
Our two travel scores rate November for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
November is a reasonable time to visit Port Arthur for sightseeing.
What to pack for Port Arthur in November
From November's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In November, Port Arthur sees daytime highs around 70°F and nights near 53°F. Worth packing: rain gear. About 9 days see rain.
Sea temperature near Port Arthur in November
The nearest coast averages about 69°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 19 mi away) is warmest in August at about 86°F and coldest in January near 58°F.
It's comfortable for a long swim from Apr 3 to Nov 19 — about 7.6 months when the water holds above 68°F.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 58 | 59 | 64 | 71 | 78 | 84 | 86 | 86 | 84 | 77 | 69 | 62 |
| Comfort | Bracing | Cool | Cool | Refreshing | Warm | Tropical | Tropical | Tropical | Tropical | Warm | Refreshing | Cool |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 58 | Bracing |
| Feb | 59 | Cool |
| Mar | 64 | Cool |
| Apr | 71 | Refreshing |
| May | 78 | Warm |
| Jun | 84 | Tropical |
| Jul | 86 | Tropical |
| Aug | 86 | Tropical |
| Sep | 84 | Tropical |
| Oct | 77 | Warm |
| Nov | 69 | Refreshing |
| Dec | 62 | Cool |
UV index in Port Arthur in November
Clear-sky midday UV in November peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Port Arthur peaks around July 14 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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) | 4 | 6 | 7 | 10 | 10 | 10 | 10 | 10 | 8 | 6 | 5 | 4 |
| Level | Moderate | High | High | Very high | Extreme | Extreme | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 6 | High |
| Mar | 7 | High |
| Apr | 10 | Very high |
| May | 10 | Extreme |
| Jun | 10 | Extreme |
| Jul | 10 | Extreme |
| Aug | 10 | Extreme |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 5 | Moderate |
| Dec | 4 | Moderate |
Air quality in Port Arthur 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 Port Arthur is worst in July — around 22 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (December, 8 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) | 10 | 11 | 12 | 11 | 13 | 18 | 22 | 17 | 14 | 11 | 9 | 8 |
| Level | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 10 | Good |
| Feb | 11 | Good |
| Mar | 12 | Good |
| Apr | 11 | Good |
| May | 13 | Moderate |
| Jun | 18 | Moderate |
| Jul | 22 | Moderate |
| Aug | 17 | Moderate |
| Sep | 14 | Moderate |
| Oct | 11 | Good |
| Nov | 9 | Good |
| Dec | 8 | Good |
Where is Port Arthur?
Port Arthur sits at 29.9°N, 93.9°W, 7 ft above sea level, in United States. The nearest listed city is Groves, 4.3 mi away.
Topography around Port Arthur
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Port Arthur.
Within 2 miles, the terrain around Port Arthur has only modest variations in elevation — a maximum elevation change of 56 ft around an average of 7 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 75 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 190 ft.
The land around Port Arthur is covered by artificial surfaces (28%), grassland (24%) and trees (22%) within 2 miles, water (36%) and wetland (30%) within 10 miles, and trees (35%) and water (32%) 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 Port Arthur (29.8852°, -93.9423°, elevation 7 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).