Ascención de Guarayos weather in January

In January, Ascención de Guarayos sees average daytime highs of 30°C and overnight lows near 23°C, with 295 mm of rain across 25.5 wet days and about 12.8 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 5% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 54 min at the start of January to 12 h 42 min by month's end. Set against the rest of the year, January is Ascención de Guarayos's 10th-clearest and 11th-windiest month. For the whole year in context, see Ascención de Guarayos's year-round climate.

Daytime high
30°
5th warmest
Overnight low
23°
12th coldest
Rainfall
295 mm
25.5 wet days
Daylight
12 h 48 min
5:57 AM – 6:48 PM
Cloud cover
82%
10th clearest
Wind
8 km/h
11th windiest
Solar energy
5.14 kWh/m²
Travel score
3.1
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical January day in Ascención de Guarayos reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 33°C. Set against its neighbours, January runs on par with December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023
313023

How January really feels in Ascención de Guarayos

Once humidity and wind are folded in, January averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in January is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Ascención de Guarayos weather by month

How January compares with the rest of the year at a glance. January is the 5th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°29525.512.83.1
Feb30° / 23°24622.912.53.2
Mar30° / 23°18522.512.13.5
Apr29° / 21°10414.311.74.7
May27° / 19°7110.311.36.2
Jun27° / 18°537.111.17.0
Jul27° / 17°354.811.17.4
Aug30° / 18°455.111.55.9
Sep31° / 21°92911.94.5
Oct32° / 22°13915.112.43.7
Nov31° / 22°1931912.73.5
Dec30° / 23°24224.212.93.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 12% of January, with mostly cloudy or overcast conditions the remaining 83%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11486
21486
31387
41387
51486
61486
71486
81585
91684
101684
111684
121783
131882
141882
151882
161981
171981
181981
191981
202080
212080
222080
232080
241981
251981
261882
271981
281981
291882
301882
311882

Chance of precipitation in January

Any precipitation

Ascención de Guarayos gets around 295 mm of rain over 25.5 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 82% and peaks near 84% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
184
284
384
484
584
684
784
883
983
1082
1181
1281
1381
1480
1580
1680
1780
1880
1980
2080
2180
2280
2381
2481
2582
2683
2783
2884
2984
3084
3184

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 65% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
10027028
20036829
30036829
40036829
50046729
60046729
70046729
80056629
90056629
100056629
110066529
120066529
130166429
140166429
150166429
160166330
170166330
180166330
190166330
200156331
210156331
220156331
230156331
240146431
250146431
260146332
270136432
280136432
290136531
300136531
311136431

Wind in January

Winds average 8 km/h in January.

Across January, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 54 min at the start of January to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over January. Sunrise moves from 5:48 AM to 6:05 AM, and sunset from 6:44 PM to 6:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:486:44
212.95:496:44
312.95:496:44
412.95:506:45
512.95:506:45
612.95:516:45
712.95:516:46
812.95:526:46
912.95:536:46
1012.95:536:46
1112.95:546:47
1212.95:546:47
1312.95:556:47
1412.95:556:47
1512.95:566:47
1612.85:576:48
1712.85:576:48
1812.85:586:48
1912.85:586:48
2012.85:596:48
2112.85:596:48
2212.86:006:48
2312.86:006:48
2412.86:016:48
2512.86:026:48
2612.86:026:48
2712.86:036:48
2812.76:036:48
2912.76:046:48
3012.76:046:48
3112.76:056:47

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.14 kWh/m².

For context, solar energy here swings from a low near 3.78 kWh/m² to a high of 5.6 kWh/m² in October across the year — January's 5.14 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.1Bright
305.1Bright
315.1Bright
Planning a trip in January

Hazard calendar for Ascención de Guarayos

In seasonPeak

In January, Ascención de Guarayos sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Ascención de Guarayos's rainy season runs October–March, when most of the year's rain falls.

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

Is January a good time to visit Ascención de Guarayos?

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

3.1
Sightseeing
11th-best month of the year
4.3
Beach & pool
12th-best month of the year

January is a weaker month for outdoor sightseeing in Ascención de Guarayos.

What to pack for Ascención de Guarayos in January

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

In January, Ascención de Guarayos sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

UV index in Ascención de Guarayos in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 16 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ascención de Guarayos peaks around January 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near September 15 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highVery highExtremeJan 18UV 15Sep 15UV 7
UV index (midday)Level
Jan16Extreme
Feb14Extreme
Mar14Extreme
Apr11Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug8Very high
Sep7High
Oct8Very high
Nov13Extreme
Dec14Extreme

Air quality in Ascención de Guarayos 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 Ascención de Guarayos is worst in September — around 154 µg/m³ PM2.5 (very unhealthy), about 24.0× the cleanest month (May, 6 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateUnhealthyModerateSep 16142 µg/m³May 137 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar10Good
Apr7Good
May6Good
Jun8Good
Jul18Moderate
Aug60Unhealthy
Sep154Very unhealthy
Oct64Unhealthy
Nov22Moderate
Dec11Good
Location & terrain

Where is Ascención de Guarayos?

Ascención de Guarayos sits at 15.9°S, 63.2°W, 248 m above sea level, in Bolivia. The nearest listed city is Montero, 161 km away.

MonteroWarnesVilla YapacaníSanta CruzCotocaTrinidadEl TornoSan Ignacio de Velasco

Topography around Ascención de Guarayos

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

Within 3 km, the terrain around Ascención de Guarayos has only modest variations in elevation — a maximum elevation change of 76 m around an average of 220 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 217 m; within 80 km, large variations in elevation — a maximum elevation change of 700 m.

The land around Ascención de Guarayos is covered by grassland (44%) and trees (40%) within 3 km, trees (58%) and grassland (26%) within 16 km, and trees (71%) within 80 km.

3 km
76 m
16 km
217 m
80 km
700 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
January weather nearby: Montero 161 km · Warnes 181 km · Villa Yapacaní 181 km · Santa Cruz 211 km · Cotoca 214 km · Trinidad 218 km · El Torno 235 km · San Ignacio de Velasco 244 km

Bolivia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C
230 V · 50 Hz
Prices
≈ 40% of US
price level, 2025
GDP per capita
$5,148
2025
Happiness
5.8 / 10
World Happiness, 2025
Homicide rate
4.4
per 100k, 2023
Road deaths
21.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Moderate
EF EPI 521
Religion
Roman Catholic 65%Protestant 20%none 6%other 5%

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 Ascención de Guarayos (-15.893°, -63.1885°, elevation 248 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).