Rioverde weather in December

In December, Rioverde sees average daytime highs of 22°C and overnight lows near 11°C, with 13 mm of precipitation across 3.5 wet days and about 10.7 hours of daylight. It is the 11th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 22°C through the month. The sky is clear or mostly clear about 44% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 48 min at the start of December to 10 h 42 min by month's end. Set against the rest of the year, December is Rioverde's 6th-clearest and 10th-windiest month. For the whole year in context, see Rioverde's year-round climate.

Daytime high
22°
11th warmest
Overnight low
11°
2nd coldest
Precipitation
13 mm
3.5 wet days
Daylight
10 h 42 min
7:16 AM – 5:56 PM
Cloud cover
49%
6th clearest
Wind
6 km/h
10th windiest
Solar energy
3.84 kWh/m²
Travel score
7.8
out of 10

Rioverde is municipal seat of Rioverde, State of San Luis Potosí, Mexico.

Density
17/km²
people per km²
Founded
1617

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 22°C through the month.

A typical December day in Rioverde reaches about 22°C in the afternoon and slips back to 11°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 28°C. Set against its neighbours, December runs about 2°C cooler than November and on par with January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12311
22311
32311
42311
52311
62311
72311
82311
92311
102311
112211
122211
132211
142211
152211
162210
172210
182210
192210
202210
212210
222210
232210
242210
252210
262210
272110
282110
292110
302110
312110

Rioverde weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan22° / 10°194.410.87.6
Feb24° / 12°194.511.27.9
Mar27° / 14°265.611.87.3
Apr30° / 17°346.712.55.6
May31° / 19°4410.6134.6
Jun30° / 20°8614.913.34.4
Jul29° / 19°10314.313.24.9
Aug29° / 19°8615.112.84.8
Sep28° / 18°13618.412.15.1
Oct26° / 16°7510.811.56.7
Nov24° / 13°295.8117.8
Dec22° / 11°133.510.77.8

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 43%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26436
36337
46337
56238
66139
76139
86040
96040
105941
115842
125842
135743
145743
155842
165743
175743
185743
195644
205644
215545
225446
235446
245347
255248
265248
275248
285347
295347
305347
315347

Chance of precipitation in December

Any precipitation

Rioverde gets around 13 mm of rain and snow over 3.5 wet days in December, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 11% and peaks near 15% on the wettest days, and about 0 day brings snow.

0%10%20%30%151015202531
Rain chance (%)
112
211
311
411
510
610
710
810
99
109
119
129
139
149
1510
1610
1710
1811
1911
2012
2112
2213
2313
2414
2514
2614
2715
2815
2915
3014
3114

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 77% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
166304
266304
368293
468293
569283
669283
771272
871272
972262
1072262
1173252
1273252
1375241
1476231
1576231
1677221
1778211
1878211
1979201
2080191
2180191
2281181
2382171
2483161
2585150
2685150
2786140
2887130
2987130
3087130
3187130

Wind in December

Winds average 6 km/h in December.

Across December, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 48 min at the start of December to 10 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:07 AM to 7:23 AM, and sunset from 5:52 PM to 6:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.87:075:52
210.77:085:53
310.77:085:53
410.77:095:53
510.77:105:53
610.77:105:53
710.77:115:53
810.77:115:54
910.77:125:54
1010.77:135:54
1110.77:135:54
1210.77:145:55
1310.77:145:55
1410.77:155:55
1510.77:165:56
1610.77:165:56
1710.77:175:57
1810.77:175:57
1910.77:185:57
2010.77:185:58
2110.77:195:58
2210.77:195:59
2310.77:205:59
2410.77:206:00
2510.77:216:00
2610.77:216:01
2710.77:216:01
2810.77:226:02
2910.77:226:02
3010.77:226:03
3110.77:236:03

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.84 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.84 kWh/m² to a high of 6.62 kWh/m² in May across the year — December's 3.84 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.9Moderate
43.9Moderate
53.9Moderate
63.9Moderate
73.9Moderate
83.9Moderate
93.9Moderate
103.9Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.8Moderate
153.8Moderate
163.8Moderate
173.8Moderate
183.8Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.8Moderate
273.8Moderate
283.8Moderate
293.8Moderate
303.8Moderate
313.8Moderate
Planning a trip in December

Hazard calendar for Rioverde

In seasonPeak

None of Rioverde's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Rioverde's rainy season runs June–October, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Rioverde?

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

7.8
Sightseeing
2nd-best month of the year
5.5
Beach & pool
10th-best month of the year

December is one of the better times to visit Rioverde for general sightseeing.

What to pack for Rioverde in December

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

In December, Rioverde sees daytime highs around 22°C and nights near 11°C. Worth packing: light clothes. About 4 days see rain.

light clothes

UV index in Rioverde in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rioverde peaks around June 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 6 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighJun 16UV 13Dec 16UV 6
UV index (midday)Level
Jan7High
Feb9Very high
Mar12Extreme
Apr12Extreme
May12Extreme
Jun13Extreme
Jul12Extreme
Aug13Extreme
Sep11Extreme
Oct10Very high
Nov7High
Dec6High

Air quality in Rioverde 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 Rioverde is worst in May — around 26 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (October, 14 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1525 µg/m³Oct 1914 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb16Moderate
Mar16Moderate
Apr20Moderate
May26Moderate
Jun18Moderate
Jul18Moderate
Aug16Moderate
Sep15Moderate
Oct14Moderate
Nov14Moderate
Dec17Moderate
Location & terrain

Where is Rioverde?

Rioverde sits at 21.9°N, 100.0°W, 995 m above sea level, in Mexico. The nearest listed city is Ciudad Fernández, 2.0 km away.

Topography around Rioverde

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Rioverde.

Within 3 km, the terrain around Rioverde has only modest variations in elevation — a maximum elevation change of 37 m around an average of 992 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 791 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,455 m.

The land around Rioverde is covered by artificial surfaces (36%) and shrubs (23%) within 3 km, shrubs (61%) within 16 km, and shrubs (59%) and trees (31%) within 80 km.

3 km
37 m
16 km
791 m
80 km
2,455 m
treesshrubsgrasslandcroplandartificial surfaces
December weather nearby: Ciudad Fernández 2.0 km · Cárdenas 37 km · San Luis de la Paz 89 km · Soledad de Graciano Sánchez 101 km · Ciudad Valles 102 km · San Luis Potosí 104 km · San José Iturbide 111 km · Tamuín 126 km

Mexico travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 / 127 V · 60 Hz
Prices
≈ 54% of US
price level, 2025
GDP per capita
$13,889
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
12.8
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 440
Religion
Catholic 78%no religion 11%other Evangelical Churches 8%Jehovah Witness 1%

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 Rioverde (21.9311°, -99.9949°, elevation 995 m), 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).