La Serena in Spring
In spring (September, October and November), La Serena sees average daytime highs around 20°C and overnight lows near 12°C, with 11 mm of rain over about 2 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 18°C in early September to 22°C by late November. The sky is clear or mostly clear about 66% of the time across spring, and the air most often feels dry.
Spring is La Serena's 2nd-best season to visit on our travel score. For the whole year in context, see La Serena's year-round climate.
- Avg daytime high
- 20°C
- 3rd-warmest season
- Avg overnight low
- 12°C
- Rainfall
- 11 mm
- 2 wet days
- Avg wind
- 6 km/h
- Travel score
- 8.1
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in La Serena in Spring
Over the season highs climb from about 18°C in early September to 22°C by late November.
A typical spring day in La Serena reaches about 20°C and drops to 12°C overnight. The warmest of the three months is November, the coolest September.
La Serena weather by month
How the three spring months (September, October and November) 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 | 24° / 16° | 0 | 0.1 | 13.7 | 9.2 |
| Feb | 23° / 16° | 1 | 0 | 13.1 | 9.1 |
| Mar | 22° / 15° | 5 | 0.4 | 12.2 | 8.7 |
| Apr | 20° / 14° | 3 | 0.7 | 11.3 | 8.0 |
| May | 18° / 12° | 21 | 2 | 10.5 | 7.1 |
| Jun | 17° / 10° | 30 | 2.5 | 10.1 | 6.3 |
| Jul | 16° / 9° | 16 | 1.9 | 10.3 | 6.3 |
| Aug | 17° / 9° | 15 | 1.9 | 10.9 | 6.8 |
| Sep | 18° / 11° | 5 | 0.9 | 11.8 | 7.5 |
| Oct | 20° / 12° | 5 | 0.6 | 12.7 | 8.1 |
| Nov | 21° / 13° | 1 | 0.1 | 13.5 | 8.7 |
| Dec | 22° / 15° | 1 | 0.1 | 13.9 | 9.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 66% of the time across spring.
Chance of precipitation in Spring
La Serena gets around 11 mm of rain over 2 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 6 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 24 min in early September to 13 h 48 min by late November. 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 6.9 kWh/m².
Is spring a good time to visit La Serena?
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 one of the better times to visit La Serena for general sightseeing.
What to pack for La Serena in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, La Serena sees daytime highs around 20°C and nights near 12°C. Pack sun protection.
Sea temperature near La Serena in Spring
The nearest coast averages about 14°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 13 km away) is warmest in February at about 18°C and coldest in August near 13°C.
The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 17 | 18 | 17 | 16 | 15 | 14 | 13 | 13 | 13 | 14 | 14 | 16 |
| Comfort | Cool | Cool | Cool | Cool | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 17 | Cool |
| Feb | 18 | Cool |
| Mar | 17 | Cool |
| Apr | 16 | Cool |
| May | 15 | Bracing |
| Jun | 14 | Bracing |
| Jul | 13 | Bracing |
| Aug | 13 | Bracing |
| Sep | 13 | Bracing |
| Oct | 14 | Bracing |
| Nov | 14 | Bracing |
| Dec | 16 | Cool |
UV index in La Serena in Spring
Clear-sky midday UV across spring averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in La Serena peaks around January 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 4 (moderate).
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) | 14 | 14 | 11 | 6 | 4 | 4 | 4 | 5 | 8 | 11 | 12 | 13 |
| Level | Extreme | Extreme | Extreme | High | Moderate | Moderate | Moderate | High | Very high | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 14 | Extreme |
| Mar | 11 | Extreme |
| Apr | 6 | High |
| May | 4 | Moderate |
| Jun | 4 | Moderate |
| Jul | 4 | Moderate |
| Aug | 5 | High |
| Sep | 8 | Very high |
| Oct | 11 | Extreme |
| Nov | 12 | Extreme |
| Dec | 13 | Extreme |
Air quality in La Serena 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 La Serena is worst in July — around 18 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (March, 10 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to La Serena's WHO annual average of 13.5 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 11 | 11 | 10 | 12 | 15 | 17 | 18 | 18 | 16 | 12 | 11 | 11 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 11 | Good |
| Mar | 10 | Good |
| Apr | 12 | Moderate |
| May | 15 | Moderate |
| Jun | 17 | Moderate |
| Jul | 18 | Moderate |
| Aug | 18 | Moderate |
| Sep | 16 | Moderate |
| Oct | 12 | Moderate |
| Nov | 11 | Good |
| Dec | 11 | Good |
Where is La Serena?
La Serena sits at 29.9°S, 71.3°W, 30 m above sea level, in Chile. The nearest listed city is Coquimbo, 10 km away.
Topography around La Serena
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of La Serena.
Within 3 km, the terrain around La Serena has only modest variations in elevation — a maximum elevation change of 131 m around an average of 37 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,022 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,315 m.
The land around La Serena is covered by artificial surfaces (50%) within 3 km, bare terrain (28%) and water (26%) within 16 km, and bare terrain (32%), water (27%) and grassland (26%) within 80 km.
Chile travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F / L
- 220 V · 50 Hz
- Prices
- ≈ 48% of US
- price level, 2025
- GDP per capita
- $17,995
- 2025
- Happiness
- 6.3 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 6.3
- per 100k, 2023
- Road deaths
- 14.9
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Moderate
- EF EPI 517
- 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 La Serena (-29.9059°, -71.2501°, elevation 30 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.