Rosenberg weather in September
In September, Rosenberg sees average daytime highs of 89°F and overnight lows near 71°F, with 4.3 in of rain across 12.1 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 1st-wettest month of the year here.
Highs ease over the month, from about 91°F in the first days to 86°F by the end. The sky is clear or mostly clear about 45% of the time in September, and the air most often feels oppressive.
Daylight stretches from about 12 h 36 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Rosenberg's 2nd-clearest and 11th-windiest month. For the whole year in context, see Rosenberg's year-round climate.
- Daytime high
- 89°
- 4th warmest
- Overnight low
- 71°
- 9th coldest
- Rainfall
- 4.3 in
- 12.1 wet days
- Daylight
- 12 h 12 min
- 6:12 AM – 6:23 PM
- Cloud cover
- 49%
- 2nd clearest
- Wind
- 6 mph
- 11th windiest
- Solar energy
- 4.98 kWh/m²
- Travel score
- 4.2
- out of 10
Rosenberg is city in Fort Bend County, Texas, United States.
- Density
- 413/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in September
Highs ease over the month, from about 91°F in the first days to 86°F by the end.
A typical September day in Rosenberg reaches about 89°F in the afternoon and slips back to 71°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 82°F and 94°F. Set against its neighbours, September runs about 4°F cooler than August and about 7°F warmer than October.
| 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) | 91 | 91 | 91 | 91 | 91 | 90 | 90 | 90 | 90 | 90 | 89 | 89 | 89 | 89 | 89 | 89 | 88 | 88 | 88 | 88 | 88 | 87 | 87 | 87 | 87 | 87 | 87 | 86 | 86 | 86 |
| Avg low (°F) | 74 | 74 | 74 | 74 | 74 | 74 | 73 | 73 | 73 | 73 | 73 | 73 | 72 | 72 | 72 | 72 | 71 | 71 | 71 | 71 | 70 | 70 | 69 | 69 | 69 | 68 | 68 | 68 | 67 | 67 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 91 | 74 |
| 2 | 91 | 74 |
| 3 | 91 | 74 |
| 4 | 91 | 74 |
| 5 | 91 | 74 |
| 6 | 90 | 74 |
| 7 | 90 | 73 |
| 8 | 90 | 73 |
| 9 | 90 | 73 |
| 10 | 90 | 73 |
| 11 | 89 | 73 |
| 12 | 89 | 73 |
| 13 | 89 | 72 |
| 14 | 89 | 72 |
| 15 | 89 | 72 |
| 16 | 89 | 72 |
| 17 | 88 | 71 |
| 18 | 88 | 71 |
| 19 | 88 | 71 |
| 20 | 88 | 71 |
| 21 | 88 | 70 |
| 22 | 87 | 70 |
| 23 | 87 | 69 |
| 24 | 87 | 69 |
| 25 | 87 | 69 |
| 26 | 87 | 68 |
| 27 | 87 | 68 |
| 28 | 86 | 68 |
| 29 | 86 | 67 |
| 30 | 86 | 67 |
How September really feels in Rosenberg
Once humidity and wind are folded in, September averages 24 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Rosenberg weather by month
How September compares with the rest of the year at a glance. September is the 4th-warmest and 1st-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 64° / 46° | 3.6 | 9.7 | 10.3 | 5.8 |
| Feb | 67° / 49° | 2.9 | 8.4 | 10.9 | 6.3 |
| Mar | 73° / 55° | 3.3 | 9 | 11.8 | 6.9 |
| Apr | 79° / 61° | 3.5 | 8.3 | 12.7 | 6.9 |
| May | 86° / 69° | 3.4 | 9.6 | 13.5 | 5.2 |
| Jun | 91° / 74° | 4.1 | 12.2 | 13.9 | 3.6 |
| Jul | 92° / 76° | 3.3 | 12.2 | 13.7 | 3.1 |
| Aug | 93° / 76° | 3.5 | 12 | 13.1 | 2.9 |
| Sep | 89° / 71° | 4.3 | 12.1 | 12.2 | 4.2 |
| Oct | 82° / 62° | 3.9 | 9 | 11.3 | 6.6 |
| Nov | 72° / 53° | 3.7 | 8.3 | 10.5 | 7.1 |
| Dec | 65° / 47° | 3.8 | 9.2 | 10.1 | 6.1 |
Cloud cover in September
The sky is clear or mostly clear about 45% of the time in September.
Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 38%. Skies tend to open up 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 (%) | 57 | 57 | 57 | 57 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 59 | 59 | 60 | 61 | 62 | 64 | 65 | 66 | 68 | 69 | 70 | 71 | 72 | 72 | 72 |
| Cloudier (%) | 43 | 43 | 43 | 43 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 42 | 41 | 41 | 40 | 39 | 38 | 36 | 35 | 34 | 32 | 31 | 30 | 29 | 28 | 28 | 28 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 57 | 43 |
| 2 | 57 | 43 |
| 3 | 57 | 43 |
| 4 | 57 | 43 |
| 5 | 58 | 42 |
| 6 | 58 | 42 |
| 7 | 58 | 42 |
| 8 | 58 | 42 |
| 9 | 58 | 42 |
| 10 | 58 | 42 |
| 11 | 58 | 42 |
| 12 | 58 | 42 |
| 13 | 58 | 42 |
| 14 | 58 | 42 |
| 15 | 58 | 42 |
| 16 | 59 | 41 |
| 17 | 59 | 41 |
| 18 | 60 | 40 |
| 19 | 61 | 39 |
| 20 | 62 | 38 |
| 21 | 64 | 36 |
| 22 | 65 | 35 |
| 23 | 66 | 34 |
| 24 | 68 | 32 |
| 25 | 69 | 31 |
| 26 | 70 | 30 |
| 27 | 71 | 29 |
| 28 | 72 | 28 |
| 29 | 72 | 28 |
| 30 | 72 | 28 |
Chance of precipitation in September
Rosenberg gets around 4.3 in of rain over 12.1 wet days in September, 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 47% on the wettest days. The odds ease toward the end of the month.
| 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 (%) | 47 | 47 | 47 | 47 | 47 | 47 | 47 | 46 | 46 | 45 | 45 | 44 | 44 | 43 | 42 | 42 | 41 | 40 | 39 | 38 | 37 | 36 | 35 | 34 | 33 | 32 | 31 | 30 | 30 | 29 |
| Rain chance (%) | |
|---|---|
| 1 | 47 |
| 2 | 47 |
| 3 | 47 |
| 4 | 47 |
| 5 | 47 |
| 6 | 47 |
| 7 | 47 |
| 8 | 46 |
| 9 | 46 |
| 10 | 45 |
| 11 | 45 |
| 12 | 44 |
| 13 | 44 |
| 14 | 43 |
| 15 | 42 |
| 16 | 42 |
| 17 | 41 |
| 18 | 40 |
| 19 | 39 |
| 20 | 38 |
| 21 | 37 |
| 22 | 36 |
| 23 | 35 |
| 24 | 34 |
| 25 | 33 |
| 26 | 32 |
| 27 | 31 |
| 28 | 30 |
| 29 | 30 |
| 30 | 29 |
Humidity in September
Most of September feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, September lands in the oppressive band about 48% of days. Sticky, muggy-or-worse air turns up on roughly 80% 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 (%) | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| Comfortable (%) | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 9 | 10 |
| Humid (%) | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 10 | 10 | 11 | 11 | 12 | 12 | 12 | 13 | 13 | 13 | 13 |
| Muggy (%) | 14 | 15 | 15 | 15 | 16 | 16 | 16 | 17 | 17 | 17 | 18 | 18 | 18 | 19 | 19 | 20 | 20 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 24 |
| Oppressive (%) | 61 | 60 | 59 | 60 | 59 | 60 | 59 | 58 | 58 | 58 | 57 | 54 | 53 | 52 | 51 | 49 | 47 | 46 | 44 | 42 | 40 | 39 | 37 | 36 | 35 | 34 | 33 | 32 | 31 | 30 |
| Miserable (%) | 17 | 17 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 12 | 11 | 11 | 10 | 9 | 8 | 7 | 6 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 6 | 14 | 61 | 17 |
| 2 | 1 | 1 | 6 | 15 | 60 | 17 |
| 3 | 1 | 2 | 7 | 15 | 59 | 16 |
| 4 | 1 | 2 | 7 | 15 | 60 | 15 |
| 5 | 1 | 2 | 7 | 16 | 59 | 15 |
| 6 | 1 | 2 | 7 | 16 | 60 | 14 |
| 7 | 2 | 2 | 7 | 16 | 59 | 14 |
| 8 | 2 | 3 | 6 | 17 | 58 | 14 |
| 9 | 2 | 3 | 6 | 17 | 58 | 14 |
| 10 | 2 | 3 | 6 | 17 | 58 | 14 |
| 11 | 2 | 3 | 6 | 18 | 57 | 14 |
| 12 | 2 | 4 | 7 | 18 | 54 | 15 |
| 13 | 3 | 4 | 7 | 18 | 53 | 15 |
| 14 | 3 | 4 | 7 | 19 | 52 | 15 |
| 15 | 3 | 5 | 7 | 19 | 51 | 15 |
| 16 | 3 | 5 | 8 | 20 | 49 | 15 |
| 17 | 4 | 5 | 8 | 20 | 47 | 15 |
| 18 | 5 | 5 | 9 | 21 | 46 | 15 |
| 19 | 6 | 6 | 9 | 21 | 44 | 14 |
| 20 | 7 | 6 | 10 | 21 | 42 | 14 |
| 21 | 8 | 7 | 10 | 22 | 40 | 13 |
| 22 | 9 | 7 | 11 | 22 | 39 | 13 |
| 23 | 10 | 7 | 11 | 22 | 37 | 12 |
| 24 | 11 | 8 | 12 | 22 | 36 | 11 |
| 25 | 12 | 8 | 12 | 22 | 35 | 11 |
| 26 | 13 | 9 | 12 | 23 | 34 | 10 |
| 27 | 14 | 9 | 13 | 23 | 33 | 9 |
| 28 | 15 | 9 | 13 | 23 | 32 | 8 |
| 29 | 16 | 9 | 13 | 23 | 31 | 7 |
| 30 | 17 | 10 | 13 | 24 | 30 | 6 |
Wind in September
Winds average 6 mph in September.
Across September, daily wind ranges from about 6 mph on the calmest days to 6 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) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| 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 |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 6 | calm |
| 2 | 6 | calm |
| 3 | 6 | calm |
| 4 | 6 | calm |
| 5 | 6 | calm |
| 6 | 6 | calm |
| 7 | 6 | calm |
| 8 | 6 | calm |
| 9 | 6 | calm |
| 10 | 6 | calm |
| 11 | 6 | calm |
| 12 | 6 | calm |
| 13 | 6 | calm |
| 14 | 6 | calm |
| 15 | 6 | calm |
| 16 | 6 | calm |
| 17 | 6 | calm |
| 18 | 6 | calm |
| 19 | 6 | calm |
| 20 | 6 | calm |
| 21 | 6 | calm |
| 22 | 6 | calm |
| 23 | 6 | calm |
| 24 | 6 | calm |
| 25 | 6 | calm |
| 26 | 6 | calm |
| 27 | 6 | calm |
| 28 | 6 | calm |
| 29 | 6 | calm |
| 30 | 6 | calm |
Sunrise & sunset in September
Daylight runs from about 12 h 36 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 54 minutes over September. Sunrise moves from 6:04 AM to 6:20 AM, and sunset from 6:42 PM to 6:05 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) | 12.6 | 12.6 | 12.6 | 12.5 | 12.5 | 12.5 | 12.4 | 12.4 | 12.4 | 12.4 | 12.3 | 12.3 | 12.3 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.0 | 12.0 | 12.0 | 11.9 | 11.9 | 11.9 | 11.8 | 11.8 | 11.8 | 11.7 |
| Sunrise (AM) | 6:04 | 6:05 | 6:05 | 6:06 | 6:06 | 6:07 | 6:07 | 6:08 | 6:09 | 6:09 | 6:10 | 6:10 | 6:11 | 6:11 | 6:12 | 6:12 | 6:13 | 6:13 | 6:14 | 6:14 | 6:15 | 6:16 | 6:16 | 6:17 | 6:17 | 6:18 | 6:18 | 6:19 | 6:20 | 6:20 |
| Sunset (PM) | 6:42 | 6:40 | 6:39 | 6:38 | 6:37 | 6:36 | 6:34 | 6:33 | 6:32 | 6:30 | 6:29 | 6:28 | 6:27 | 6:25 | 6:24 | 6:23 | 6:22 | 6:20 | 6:19 | 6:18 | 6:16 | 6:15 | 6:14 | 6:13 | 6:11 | 6:10 | 6:09 | 6:08 | 6:06 | 6:05 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.6 | 6:04 | 6:42 |
| 2 | 12.6 | 6:05 | 6:40 |
| 3 | 12.6 | 6:05 | 6:39 |
| 4 | 12.5 | 6:06 | 6:38 |
| 5 | 12.5 | 6:06 | 6:37 |
| 6 | 12.5 | 6:07 | 6:36 |
| 7 | 12.4 | 6:07 | 6:34 |
| 8 | 12.4 | 6:08 | 6:33 |
| 9 | 12.4 | 6:09 | 6:32 |
| 10 | 12.4 | 6:09 | 6:30 |
| 11 | 12.3 | 6:10 | 6:29 |
| 12 | 12.3 | 6:10 | 6:28 |
| 13 | 12.3 | 6:11 | 6:27 |
| 14 | 12.2 | 6:11 | 6:25 |
| 15 | 12.2 | 6:12 | 6:24 |
| 16 | 12.2 | 6:12 | 6:23 |
| 17 | 12.1 | 6:13 | 6:22 |
| 18 | 12.1 | 6:13 | 6:20 |
| 19 | 12.1 | 6:14 | 6:19 |
| 20 | 12.1 | 6:14 | 6:18 |
| 21 | 12.0 | 6:15 | 6:16 |
| 22 | 12.0 | 6:16 | 6:15 |
| 23 | 12.0 | 6:16 | 6:14 |
| 24 | 11.9 | 6:17 | 6:13 |
| 25 | 11.9 | 6:17 | 6:11 |
| 26 | 11.9 | 6:18 | 6:10 |
| 27 | 11.8 | 6:18 | 6:09 |
| 28 | 11.8 | 6:19 | 6:08 |
| 29 | 11.8 | 6:20 | 6:06 |
| 30 | 11.7 | 6:20 | 6:05 |
Solar energy in September
Average shortwave solar energy reaching the ground each day in September, about 4.98 kWh/m².
For context, solar energy here swings from a low near 2.63 kWh/m² to a high of 6.22 kWh/m² in July across the year — September's 4.98 kWh/m² falls in the middle.
| 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) | 5.3 | 5.3 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 5.0 | 5.0 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.3 | Bright |
| 2 | 5.3 | Bright |
| 3 | 5.2 | Bright |
| 4 | 5.2 | Bright |
| 5 | 5.2 | Bright |
| 6 | 5.1 | Bright |
| 7 | 5.1 | Bright |
| 8 | 5.1 | Bright |
| 9 | 5.0 | Bright |
| 10 | 5.0 | Bright |
| 11 | 5.0 | Bright |
| 12 | 5.0 | Bright |
| 13 | 5.0 | Bright |
| 14 | 4.9 | Bright |
| 15 | 4.9 | Bright |
| 16 | 4.9 | Bright |
| 17 | 4.9 | Bright |
| 18 | 4.9 | Bright |
| 19 | 4.9 | Bright |
| 20 | 4.9 | Bright |
| 21 | 4.9 | Bright |
| 22 | 4.9 | Bright |
| 23 | 4.9 | Bright |
| 24 | 4.9 | Bright |
| 25 | 4.9 | Bright |
| 26 | 4.9 | Bright |
| 27 | 4.9 | Bright |
| 28 | 4.8 | Bright |
| 29 | 4.8 | Bright |
| 30 | 4.8 | Bright |
Is September a good time to visit Rosenberg?
Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
September is a reasonable time to visit Rosenberg for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Rosenberg in September
From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In September, Rosenberg sees daytime highs around 89°F and nights near 71°F. Pack light clothes. Worth having: rain gear and sun protection. About 12 days see rain.
UV index in Rosenberg in September
Clear-sky midday UV in September peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Rosenberg peaks around August 10 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 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 | 6 | 10 | 10 | 10 | 11 | 11 | 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 | 6 | High |
| Apr | 10 | Very high |
| May | 10 | Extreme |
| Jun | 10 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 5 | Moderate |
| Dec | 4 | Moderate |
Air quality in Rosenberg in September
Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.
Air quality in Rosenberg is worst in July — around 20 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (November, 7 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 | 8 | 10 | 11 | 14 | 17 | 20 | 15 | 11 | 7 | 7 | 7 |
| Level | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 8 | Good |
| Feb | 8 | Good |
| Mar | 10 | Good |
| Apr | 11 | Good |
| May | 14 | Moderate |
| Jun | 17 | Moderate |
| Jul | 20 | Moderate |
| Aug | 15 | Moderate |
| Sep | 11 | Good |
| Oct | 7 | Good |
| Nov | 7 | Good |
| Dec | 7 | Good |
Where is Rosenberg?
Rosenberg sits at 29.6°N, 95.8°W, 105 ft above sea level, in United States. The nearest listed city is Pecan Grove, 6.8 mi away.
Topography around Rosenberg
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Rosenberg.
Within 2 miles, the terrain around Rosenberg has only modest variations in elevation — a maximum elevation change of 92 ft around an average of 98 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 128 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 489 ft.
The land around Rosenberg is covered by trees (46%) and grassland (25%) within 2 miles, grassland (37%), trees (29%) and cropland (24%) within 10 miles, and trees (36%) and grassland (35%) 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 Rosenberg (29.5572°, -95.8086°, elevation 105 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. 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).