Sulphur Springs weather in December

In December, Sulphur Springs sees average daytime highs of 56°F and overnight lows near 39°F, with 4.2 in of precipitation across 8.1 wet days and about 9.9 hours of daylight. It is the 11th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 59°F in the first days to 54°F by the end. The sky is clear or mostly clear about 42% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 hours at the start of December to 9 h 48 min by month's end. Set against the rest of the year, December is Sulphur Springs's 7th-clearest and 6th-windiest month. For the whole year in context, see Sulphur Springs's year-round climate.

Daytime high
56°
11th warmest
Overnight low
39°
2nd coldest
Precipitation
4.2 in
8.1 wet days
Daylight
9 h 48 min
7:24 AM – 5:13 PM
Cloud cover
54%
7th clearest
Wind
7 mph
6th windiest
Solar energy
2.43 kWh/m²
Travel score
4.1
out of 10

Sulphur Springs is city in Hopkins County, Texas, USA.

Density
263/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 59°F in the first days to 54°F by the end.

A typical December day in Sulphur Springs reaches about 56°F in the afternoon and slips back to 39°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 43°F and 70°F. Set against its neighbours, December runs about 8°F cooler than November and about 2°F warmer than January.

20°40°60°80°151015202531
Avg high (°F)Avg low (°F)
16042
26042
35941
45941
55941
65841
75840
85840
95840
105740
115740
125739
135739
145639
155639
165639
175638
185638
195638
205638
215538
225538
235538
245538
255538
265537
275537
285537
295437
305437
315437

How December really feels in Sulphur Springs

Once humidity and wind are folded in, December averages 0 days that feel above 90°F and 8 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
8
wind chill below the day's low

The story in December is cold — wind chill drags the overnight "feels like" below the raw low.

Sulphur Springs weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan55° / 37°3.37.80.410.13.7
Feb59° / 40°3.68.70.610.84.6
Mar66° / 48°4.69.80.211.76.2
Apr74° / 55°5.29.4012.87.0
May82° / 64°5.411.8013.76.0
Jun89° / 72°3.79.7014.14.4
Jul93° / 75°2.37.50143.4
Aug93° / 74°2.06.4013.23.4
Sep87° / 67°2.96.5012.25.4
Oct76° / 56°4.17.8011.27.4
Nov65° / 46°3.58.10.110.36.3
Dec56° / 39°4.28.10.39.94.1

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 9% of December, with mostly cloudy or overcast conditions the remaining 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15644
25446
35347
45347
55248
65149
75149
85149
95050
105050
115050
125050
135050
145050
155149
165149
175149
185149
195149
205248
215248
225248
235248
245149
255149
265149
275050
285050
295149
305149
315050

Chance of precipitation in December

Any precipitationSnow

Sulphur Springs gets around 4.2 in of rain and snow over 8.1 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 27% and peaks near 29% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
1261
2261
3261
4261
5261
6271
7271
8271
9281
10281
11280
12290
13290
14290
15290
16291
17291
18281
19281
20281
21271
22271
23261
24261
25251
26251
27252
28252
29242
30242
31242

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 91% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
187661
288651
388651
488651
588651
688651
789641
889641
989641
1090631
1190631
1290631
1391621
1492620
1592620
1692620
1793610
1893610
1993610
2093610
2193610
2292620
2393520
2493520
2593520
2692530
2792530
2892530
2991540
3091540
3191540

Wind in December

Winds average 7 mph in December.

Across December, daily wind ranges from about 7 mph on the calmest days to 8 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
18light breeze
28light breeze
38light breeze
48light breeze
58light breeze
68light breeze
78light breeze
88light breeze
98light breeze
107light breeze
117light breeze
127light breeze
137light breeze
147light breeze
157light breeze
167light breeze
177light breeze
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 hours at the start of December to 9 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 7:13 AM to 7:30 AM, and sunset from 5:11 PM to 5:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.07:135:11
210.07:145:11
39.97:155:11
49.97:165:11
59.97:165:11
69.97:175:11
79.97:185:11
89.97:195:11
99.97:195:12
109.97:205:12
119.97:215:12
129.87:215:12
139.87:225:12
149.87:235:13
159.87:235:13
169.87:245:13
179.87:255:14
189.87:255:14
199.87:265:14
209.87:265:15
219.87:275:15
229.87:275:16
239.87:285:16
249.87:285:17
259.87:285:17
269.87:295:18
279.87:295:18
289.87:305:19
299.87:305:19
309.87:305:20
319.87:305:21

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.43 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.43 kWh/m² to a high of 6.6 kWh/m² in July across the year — December's 2.43 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.6Moderate
22.6Moderate
32.5Moderate
42.5Moderate
52.5Moderate
62.5Moderate
72.5Moderate
82.5Moderate
92.4Moderate
102.4Moderate
112.4Moderate
122.4Moderate
132.4Moderate
142.4Moderate
152.4Moderate
162.4Moderate
172.4Moderate
182.4Moderate
192.4Moderate
202.4Moderate
212.4Moderate
222.4Moderate
232.4Moderate
242.4Moderate
252.4Moderate
262.4Moderate
272.4Moderate
282.4Moderate
292.5Moderate
302.5Moderate
312.5Moderate
Planning a trip in December

Is December a good time to visit Sulphur Springs?

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

4.1
Sightseeing
9th-best month of the year
0.1
Beach & pool
11th-best month of the year

December is a reasonable time to visit Sulphur Springs for sightseeing.

What to pack for Sulphur Springs in December

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

In December, Sulphur Springs sees daytime highs around 56°F and nights near 39°F. Worth packing: a warm layer and rain gear. About 8 days see rain.

a warm layerrain gear

UV index in Sulphur Springs in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 3. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sulphur Springs peaks around June 22 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 22UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr9Very high
May9Very high
Jun10Very high
Jul10Very high
Aug10Very high
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Sulphur Springs in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Sulphur Springs is worst in July — around 21 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (January, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1621 µg/m³Jan 117 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar11Good
Apr11Good
May14Moderate
Jun17Moderate
Jul21Moderate
Aug16Moderate
Sep13Moderate
Oct8Good
Nov8Good
Dec7Good
Location & terrain

Where is Sulphur Springs?

Sulphur Springs sits at 33.1°N, 95.6°W, 502 ft above sea level, in United States. The nearest listed city is Greenville, 29 mi away.

Topography around Sulphur Springs

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

Within 2 miles, the terrain around Sulphur Springs has only modest variations in elevation — a maximum elevation change of 128 ft around an average of 499 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 272 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 554 ft.

The land around Sulphur Springs is covered by grassland (45%) and trees (33%) within 2 miles, grassland (63%) and trees (31%) within 10 miles, and grassland (51%) and trees (40%) within 50 miles.

2 miles
128 ft
10 miles
272 ft
50 miles
554 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Greenville 29 mi · Paris 36 mi · Mount Pleasant 37 mi · Terrell 48 mi · Rockwall 52 mi · Wylie 55 mi · Tyler 57 mi · Forney 57 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 Sulphur Springs (33.1384°, -95.6011°, elevation 502 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).