Isnos weather in August

In August, Isnos sees average daytime highs of 17°C and overnight lows near 9°C, with 124 mm of rain across 25.7 wet days and about 12.1 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 17°C through the month. The sky is clear or mostly clear about 2% of the time in August, and the air most often feels dry.

Daylight stretches from about 12 h 06 min at the start of August to 12 hours by month's end. Set against the rest of the year, August is Isnos's 4th-clearest and 2nd-windiest month. For the whole year in context, see Isnos's year-round climate.

Daytime high
17°
11th warmest
Overnight low
1st coldest
Rainfall
124 mm
25.7 wet days
Daylight
12 h 06 min
6:07 AM – 6:11 PM
Cloud cover
83%
4th clearest
Wind
5 km/h
2nd windiest
Solar energy
4.75 kWh/m²
Travel score
3.4
out of 10
Founded
1663

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 17°C through the month.

A typical August day in Isnos reaches about 17°C in the afternoon and slips back to 9°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 19°C. Set against its neighbours, August runs on par with July and about 1°C cooler than September.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
1179
2179
3179
4179
5179
6179
7179
8179
9179
10179
11179
12179
13179
14179
15179
16179
17179
18179
19179
20179
21179
22179
23189
24189
25189
26189
27189
28189
29189
30189
31189

Isnos weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 11°15222.111.94.3
Feb20° / 11°15422.711.94.0
Mar19° / 11°20828.5123.4
Apr19° / 11°19528.6123.2
May18° / 11°16328.812.13.2
Jun17° / 10°1712812.13.1
Jul17° / 10°18228.212.13.0
Aug17° / 12425.712.13.4
Sep18° / 10°9423.7123.9
Oct19° / 11°15225.9123.7
Nov20° / 11°19327.111.93.6
Dec20° / 11°16825.311.94.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 9% of August, with mostly cloudy or overcast conditions the remaining 90%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1892
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
151090
161090
171090
181090
191090
201189
211189
221189
231288
241288
251288
261288
271387
281387
291387
301387
311387

Chance of precipitation in August

Any precipitation

Isnos gets around 124 mm of rain over 25.7 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 83% and peaks near 89% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
189
288
388
487
587
687
786
886
986
1085
1185
1285
1385
1484
1584
1684
1783
1883
1983
2082
2182
2281
2381
2480
2580
2679
2779
2879
2979
3078
3178

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
261000
271000
281000
291000
301000
311000

Wind in August

Winds average 5 km/h in August.

Across August, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 06 min at the start of August to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over August. Sunrise moves from 6:08 AM to 6:04 AM, and sunset from 6:14 PM to 6:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:086:14
212.16:086:13
312.16:086:13
412.16:086:13
512.16:086:13
612.16:086:13
712.16:086:13
812.16:086:13
912.16:086:12
1012.16:086:12
1112.16:086:12
1212.16:086:12
1312.16:086:12
1412.16:076:11
1512.16:076:11
1612.16:076:11
1712.16:076:11
1812.16:076:10
1912.16:076:10
2012.16:066:10
2112.16:066:10
2212.16:066:09
2312.16:066:09
2412.16:066:09
2512.06:056:08
2612.06:056:08
2712.06:056:08
2812.06:056:07
2912.06:046:07
3012.06:046:07
3112.06:046:06

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.75 kWh/m².

For context, solar energy here swings from a low near 3.91 kWh/m² to a high of 5.28 kWh/m² in September across the year — August's 4.75 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.4Bright
54.4Bright
64.4Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.6Bright
124.6Bright
134.6Bright
144.7Bright
154.7Bright
164.7Bright
174.8Bright
184.8Bright
194.8Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.1Bright
295.1Bright
305.1Bright
315.1Bright
Planning a trip in August

Is August a good time to visit Isnos?

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

3.4
Sightseeing
7th-best month of the year
0.9
Beach & pool
10th-best month of the year

August is a weaker month for outdoor sightseeing in Isnos.

What to pack for Isnos in August

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

In August, Isnos sees daytime highs around 17°C and nights near 9°C. Pack rain gear. Worth having: sun protection. About 26 days see rain.

rain gearsun protection

UV index in Isnos in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Isnos peaks around February 19 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 10 at about 13 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 19UV 17Aug 10UV 13
UV index (midday)Level
Jan16Extreme
Feb17Extreme
Mar17Extreme
Apr14Extreme
May15Extreme
Jun14Extreme
Jul13Extreme
Aug13Extreme
Sep15Extreme
Oct15Extreme
Nov13Extreme
Dec13Extreme

Air quality in Isnos in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Isnos is worst in March — around 19 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (July, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 1419 µg/m³Jul 139 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb18Moderate
Mar19Moderate
Apr16Moderate
May12Moderate
Jun10Good
Jul9Good
Aug12Good
Sep16Moderate
Oct13Moderate
Nov13Moderate
Dec14Moderate
Location & terrain

Where is Isnos?

Isnos sits at 1.9°N, 76.2°W, 1,806 m above sea level, in Colombia. The nearest listed city is San Agustin, 7.0 km away.

Topography around Isnos

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

Within 3 km, the terrain around Isnos has significant variations in elevation — a maximum elevation change of 413 m around an average of 1,814 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,618 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,394 m.

The land around Isnos is covered by grassland (71%) and trees (26%) within 3 km, trees (67%) and grassland (32%) within 16 km, and trees (77%) and grassland (23%) within 80 km.

3 km
413 m
16 km
1,618 m
80 km
4,394 m
treesgrasslandartificial surfaces
August weather nearby: San Agustin 7.0 km · Pitalito 23 km · Tarqui 50 km · Guadalupe 55 km · La Plata 64 km · Popayán 70 km · Garzón 74 km · Florencia 79 km

Colombia travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 / 240 V · 60 Hz
Prices
≈ 38% of US
price level, 2025
GDP per capita
$8,562
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
74%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
15.4
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 480
Religion
Roman Catholic 64%Protestant 17%none 14%atheist 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 Isnos (1.9356°, -76.2406°, elevation 1,806 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).