Rosenberg weather in January

In January, Rosenberg sees average daytime highs of 64°F and overnight lows near 46°F, with 3.6 in of rain across 9.7 wet days and about 10.3 hours of daylight. It is the 12th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 64°F through the month. The sky is clear or mostly clear about 34% of the time in January, and the air most often feels dry.

Daylight stretches from about 10 h 06 min at the start of January to 10 h 36 min by month's end. Set against the rest of the year, January is Rosenberg's 9th-clearest and 4th-windiest month. For the whole year in context, see Rosenberg's year-round climate.

Daytime high
64°
12th warmest
Overnight low
46°
1st coldest
Rainfall
3.6 in
9.7 wet days
Daylight
10 h 18 min
7:24 AM – 5:41 PM
Cloud cover
58%
9th clearest
Wind
8 mph
4th windiest
Solar energy
2.92 kWh/m²
Travel score
5.8
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 January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 64°F through the month.

A typical January day in Rosenberg reaches about 64°F in the afternoon and slips back to 46°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 50°F and 76°F. Set against its neighbours, January runs about 2°F cooler than December and about 4°F cooler than February.

30°40°50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
16345
26345
36345
46345
56345
66345
76345
86345
96345
106345
116345
126345
136345
146345
156445
166445
176445
186445
196445
206446
216446
226446
236446
246446
256446
266446
276446
286446
296446
306446
316446

How January really feels in Rosenberg

Once humidity and wind are folded in, January 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.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Rosenberg weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan64° / 46°3.69.710.35.8
Feb67° / 49°2.98.410.96.3
Mar73° / 55°3.3911.86.9
Apr79° / 61°3.58.312.76.9
May86° / 69°3.49.613.55.2
Jun91° / 74°4.112.213.93.6
Jul92° / 76°3.312.213.73.1
Aug93° / 76°3.51213.12.9
Sep89° / 71°4.312.112.24.2
Oct82° / 62°3.9911.36.6
Nov72° / 53°3.78.310.57.1
Dec65° / 47°3.89.210.16.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 56%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24357
34357
44357
54357
64357
74456
84456
94555
104456
114456
124456
134456
144456
154456
164555
174654
184654
194654
204555
214654
224654
234654
244654
254456
264456
274456
284456
294357
304357
314357

Chance of precipitation in January

Any precipitation

Rosenberg gets around 3.6 in of rain over 9.7 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 31% and peaks near 32% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
130
230
330
430
530
631
731
831
932
1032
1132
1232
1332
1432
1532
1632
1732
1832
1932
2031
2131
2231
2331
2431
2531
2631
2731
2831
2931
3031
3131

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the dry band about 75% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1761086
2761086
3761086
4761086
5761086
6761086
7761086
8761086
9761086
10761185
11751195
12751195
13751195
14751195
15751195
167511104
177511104
187511104
197511104
207511104
217511104
227511104
237412104
247412104
257412104
26751294
27751294
28751294
29751294
30741295
31741295

Wind in January

Winds average 8 mph in January.

Across January, 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.

051015151015202531
Wind speed (mph)Feels
18light breeze
28light breeze
38light breeze
48light breeze
58light breeze
68light breeze
78light breeze
88light breeze
98light breeze
108light breeze
118light breeze
128light breeze
138light breeze
148light breeze
158light breeze
168light breeze
178light breeze
188light breeze
198light breeze
208light breeze
218light breeze
228light breeze
238light breeze
248light breeze
258light breeze
268light breeze
278light breeze
288light breeze
298light breeze
308light breeze
318light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 10 h 06 min at the start of January to 10 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over January. Sunrise moves from 7:22 AM to 7:19 AM, and sunset from 5:30 PM to 5:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.17:225:30
210.17:235:31
310.17:235:32
410.27:235:32
510.27:235:33
610.27:235:34
710.27:245:35
810.27:245:35
910.27:245:36
1010.27:245:37
1110.27:245:38
1210.27:245:38
1310.37:245:39
1410.37:245:40
1510.37:245:41
1610.37:245:41
1710.37:245:42
1810.37:235:43
1910.37:235:44
2010.47:235:45
2110.47:235:45
2210.47:235:46
2310.47:225:47
2410.47:225:48
2510.57:225:49
2610.57:215:50
2710.57:215:50
2810.57:215:51
2910.57:205:52
3010.67:205:53
3110.67:195:54

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.92 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 — January's 2.92 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
12.7Moderate
22.7Moderate
32.7Moderate
42.7Moderate
52.7Moderate
62.7Moderate
72.8Moderate
82.8Moderate
92.8Moderate
102.8Moderate
112.8Moderate
122.8Moderate
132.9Moderate
142.9Moderate
152.9Moderate
162.9Moderate
172.9Moderate
182.9Moderate
193.0Moderate
203.0Moderate
213.0Moderate
223.0Moderate
233.0Moderate
243.0Moderate
253.1Moderate
263.1Moderate
273.1Moderate
283.1Moderate
293.1Moderate
303.1Moderate
313.1Moderate
Planning a trip in January

Is January a good time to visit Rosenberg?

Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.8
Sightseeing
7th-best month of the year
1.7
Beach & pool
12th-best month of the year

January is a reasonable time to visit Rosenberg for sightseeing.

What to pack for Rosenberg in January

From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In January, Rosenberg sees daytime highs around 64°F and nights near 46°F. Worth packing: a warm layer and rain gear. About 10 days see rain.

a warm layerrain gear

UV index in Rosenberg in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 4 — enough to warrant sun protection. 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateAug 10UV 11Dec 21UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar6High
Apr10Very high
May10Extreme
Jun10Extreme
Jul11Extreme
Aug11Extreme
Sep8Very high
Oct6High
Nov5Moderate
Dec4Moderate

Air quality in Rosenberg in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January 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).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1520 µg/m³Nov 167 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar10Good
Apr11Good
May14Moderate
Jun17Moderate
Jul20Moderate
Aug15Moderate
Sep11Good
Oct7Good
Nov7Good
Dec7Good
Location & terrain

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.

2 miles
92 ft
10 miles
128 ft
50 miles
489 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Pecan Grove 6.8 mi · New Territory 8.1 mi · Sugar Land 11 mi · Mission Bend 13 mi · Cinco Ranch 13 mi · Stafford 16 mi · Katy 16 mi · Alief 17 mi

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
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

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).