Isnos in Spring
In spring (March, April and May), Isnos sees average daytime highs around 19°C and overnight lows near 11°C, with 566 mm of rain over about 86 wet days across the season. It is the 3rd-warmest season and the wettest season of the year.
Across spring, daytime highs hold fairly steady around 19°C. The sky is clear or mostly clear about 0% of the time across spring, and the air most often feels dry.
Spring is Isnos's 3rd-best season to visit on our travel score. For the whole year in context, see Isnos's year-round climate.
- Avg daytime high
- 19°C
- 3rd-warmest season
- Avg overnight low
- 11°C
- Rainfall
- 566 mm
- 86 wet days
- Avg wind
- 5 km/h
- Travel score
- 3.3
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Isnos in Spring
Across spring, daytime highs hold fairly steady around 19°C.
A typical spring day in Isnos reaches about 19°C and drops to 11°C overnight. The warmest of the three months is March, the coolest May.
Isnos weather by month
How the three spring months (March, April and May) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 20° / 11° | 152 | 22.1 | 11.9 | 4.3 |
| Feb | 20° / 11° | 154 | 22.7 | 11.9 | 4.0 |
| Mar | 19° / 11° | 208 | 28.5 | 12 | 3.4 |
| Apr | 19° / 11° | 195 | 28.6 | 12 | 3.2 |
| May | 18° / 11° | 163 | 28.8 | 12.1 | 3.2 |
| Jun | 17° / 10° | 171 | 28 | 12.1 | 3.1 |
| Jul | 17° / 10° | 182 | 28.2 | 12.1 | 3.0 |
| Aug | 17° / 9° | 124 | 25.7 | 12.1 | 3.4 |
| Sep | 18° / 10° | 94 | 23.7 | 12 | 3.9 |
| Oct | 19° / 11° | 152 | 25.9 | 12 | 3.7 |
| Nov | 20° / 11° | 193 | 27.1 | 11.9 | 3.6 |
| Dec | 20° / 11° | 168 | 25.3 | 11.9 | 4.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 0% of the time across spring.
Chance of precipitation in Spring
Isnos gets around 566 mm of rain over 86 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 5 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 12 hours in early March to 12 h 06 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 4.5 kWh/m².
Is spring a good time to visit Isnos?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a weaker month for outdoor sightseeing in Isnos.
What to pack for Isnos in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Isnos sees daytime highs around 19°C and nights near 11°C. Pack rain gear. Worth having: sun protection. About 86 days see rain.
UV index in Isnos in Spring
Clear-sky midday UV across spring averages around 15 (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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 16 | 17 | 17 | 14 | 15 | 14 | 13 | 13 | 15 | 15 | 13 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 16 | Extreme |
| Feb | 17 | Extreme |
| Mar | 17 | Extreme |
| Apr | 14 | Extreme |
| May | 15 | Extreme |
| Jun | 14 | Extreme |
| Jul | 13 | Extreme |
| Aug | 13 | Extreme |
| Sep | 15 | Extreme |
| Oct | 15 | Extreme |
| Nov | 13 | Extreme |
| Dec | 13 | Extreme |
Air quality in Isnos in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 15 | 18 | 19 | 16 | 12 | 10 | 9 | 12 | 16 | 13 | 13 | 14 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 18 | Moderate |
| Mar | 19 | Moderate |
| Apr | 16 | Moderate |
| May | 12 | Moderate |
| Jun | 10 | Good |
| Jul | 9 | Good |
| Aug | 12 | Good |
| Sep | 16 | Moderate |
| Oct | 13 | Moderate |
| Nov | 13 | Moderate |
| Dec | 14 | Moderate |
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.
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
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.