Georgetown weather in January

In January, Georgetown sees average daytime highs of 60°F and overnight lows near 40°F, with 2.4 in of precipitation across 6.6 wet days and about 10.2 hours of daylight. It is the 12th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 60°F through the month. The sky is clear or mostly clear about 41% of the time in January, and the air most often feels dry.

Daylight stretches from about 10 hours at the start of January to 10 h 30 min by month's end. Set against the rest of the year, January is Georgetown's 8th-clearest and 5th-windiest month. For the whole year in context, see Georgetown's year-round climate.

Daytime high
60°
12th warmest
Overnight low
40°
1st coldest
Precipitation
2.4 in
6.6 wet days
Daylight
10 h 12 min
7:33 AM – 5:47 PM
Cloud cover
52%
8th clearest
Wind
9 mph
5th windiest
Solar energy
3.01 kWh/m²
Travel score
5.2
out of 10

Georgetown is city in and county seat of Williamson County, Texas, United States.

Density
491/km²
people per km²
Founded
1848

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 60°F through the month.

A typical January day in Georgetown reaches about 60°F in the afternoon and slips back to 40°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 45°F and 73°F. Set against its neighbours, January runs on par with December and about 4°F cooler than February.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
15940
25940
35940
45940
55940
65940
75940
85940
95940
105940
115940
125940
135940
146040
156040
166040
176040
186040
196040
206041
216041
226041
236141
246141
256141
266141
276141
286141
296141
306142
316142

How January really feels in Georgetown

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.

Georgetown weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan60° / 40°2.46.610.25.2
Feb64° / 44°2.57.510.96.0
Mar71° / 51°3.19.111.86.8
Apr78° / 58°2.98.612.77.1
May84° / 66°4.611.313.55.4
Jun91° / 72°2.98.613.93.9
Jul94° / 75°1.65.713.83.0
Aug94° / 74°2.2613.13.0
Sep88° / 69°3.07.212.24.8
Oct79° / 59°3.77.311.27.2
Nov69° / 49°2.7710.57.0
Dec61° / 42°3.07.410.15.5

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 10% of January, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25149
35248
45248
55248
65248
75248
85248
95248
105248
115149
125149
135248
145248
155248
165248
175149
185149
195149
205149
215149
225149
235149
245149
255149
265149
275149
285149
295149
305149
315149

Chance of precipitation in January

Any precipitation

Georgetown gets around 2.4 in of rain and snow over 6.6 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 22% and peaks near 24% on the wettest days, and about 0 day brings snow.

0%10%20%30%151015202531
Rain chance (%)
122
222
322
421
521
621
721
822
922
1021
1121
1221
1321
1421
1521
1621
1721
1821
1922
2022
2122
2222
2322
2422
2522
2622
2723
2823
2924
3024
3124

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 90% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
189641
289641
389641
489641
589641
689641
790541
891540
991540
1091540
1191540
1290640
1391630
1491630
1591630
1691630
1791630
1891630
1992620
2092620
2192620
2291621
2391621
2491621
2591621
2691621
2790631
2890631
2990631
3090631
3190631

Wind in January

Winds average 9 mph in January.

Across January, daily wind ranges from about 9 mph on the calmest days to 9 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
19light breeze
29light breeze
39light breeze
49light breeze
59light breeze
69light breeze
79light breeze
89light breeze
99light breeze
109light breeze
119light breeze
129light breeze
139light breeze
149light breeze
159light breeze
169light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
309light breeze
319light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 10 hours at the start of January to 10 h 30 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 7:32 AM to 7:29 AM, and sunset from 5:35 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.07:325:35
210.17:335:36
310.17:335:37
410.17:335:37
510.17:335:38
610.17:335:39
710.17:335:40
810.17:345:40
910.17:345:41
1010.17:345:42
1110.17:345:43
1210.27:345:43
1310.27:345:44
1410.27:345:45
1510.27:345:46
1610.27:335:47
1710.27:335:47
1810.37:335:48
1910.37:335:49
2010.37:335:50
2110.37:325:51
2210.37:325:52
2310.37:325:52
2410.47:325:53
2510.47:315:54
2610.47:315:55
2710.47:305:56
2810.47:305:57
2910.57:305:58
3010.57:295:59
3110.57:295:59

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.01 kWh/m².

For context, solar energy here swings from a low near 2.71 kWh/m² to a high of 6.81 kWh/m² in July across the year — January's 3.01 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
12.8Moderate
22.8Moderate
32.8Moderate
42.9Moderate
52.9Moderate
62.9Moderate
72.9Moderate
82.9Moderate
92.9Moderate
102.9Moderate
112.9Moderate
122.9Moderate
133.0Moderate
143.0Moderate
153.0Moderate
163.0Moderate
173.0Moderate
183.0Moderate
193.0Moderate
203.1Moderate
213.1Moderate
223.1Moderate
233.1Moderate
243.1Moderate
253.2Moderate
263.2Moderate
273.2Moderate
283.2Moderate
293.3Moderate
303.3Moderate
313.3Moderate
Planning a trip in January

Is January a good time to visit Georgetown?

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

5.2
Sightseeing
8th-best month of the year
0.4
Beach & pool
12th-best month of the year

January is a reasonable time to visit Georgetown for sightseeing.

What to pack for Georgetown in January

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

In January, Georgetown sees daytime highs around 60°F and nights near 40°F. Worth packing: a warm layer. About 7 days see rain.

a warm layer

UV index in Georgetown 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 Georgetown peaks around July 24 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 24UV 10Dec 20UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar7High
Apr9Very high
May10Extreme
Jun10Extreme
Jul10Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov5Moderate
Dec4Moderate

Air quality in Georgetown 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 Georgetown is worst in July — around 18 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (December, 7 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1417 µg/m³Dec 127 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar9Good
Apr10Good
May14Moderate
Jun15Moderate
Jul18Moderate
Aug13Moderate
Sep10Good
Oct7Good
Nov7Good
Dec7Good
Location & terrain

Where is Georgetown?

Georgetown sits at 30.6°N, 97.7°W, 755 ft above sea level, in United States. The nearest listed city is Round Rock, 8.7 mi away.

Topography around Georgetown

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Georgetown.

Within 2 miles, the terrain around Georgetown has only modest variations in elevation — a maximum elevation change of 207 ft around an average of 755 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 522 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,463 ft.

The land around Georgetown is covered by trees (34%), grassland (32%) and artificial surfaces (30%) within 2 miles, grassland (40%) and trees (33%) within 10 miles, and grassland (44%) and trees (41%) within 50 miles.

2 miles
207 ft
10 miles
522 ft
50 miles
1,463 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Round Rock 8.7 mi · Brushy Creek 9.3 mi · Hutto 9.9 mi · Leander 11 mi · Cedar Park 12 mi · Pflugerville 14 mi · Jollyville 14 mi · Taylor 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 Georgetown (30.6327°, -97.6772°, elevation 755 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).