Esparza in Winter
In winter (December, January and February), Esparza sees average daytime highs around 29°C and overnight lows near 23°C, with 122 mm of rain over about 30 wet days across the season. It is the 2nd-warmest season and the driest season of the year.
Over the season highs climb from about 28°C in early December to 31°C by late February. The sky is clear or mostly clear about 63% of the time across winter, and the air most often feels muggy.
Winter is Esparza's best season of the year to visit on our travel score. Esparza has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Esparza's year-round climate.
- Avg daytime high
- 29°C
- 2nd-warmest season
- Avg overnight low
- 23°C
- Rainfall
- 122 mm
- 30 wet days
- Avg wind
- 6 km/h
- Travel score
- 5.6
- best season of the year
- Months
- Dec · Jan · Feb
Temperature in Esparza in Winter
Over the season highs climb from about 28°C in early December to 31°C by late February.
A typical winter day in Esparza reaches about 29°C and drops to 23°C overnight. The warmest of the three months is February, the coolest December.
How winter really feels in Esparza
Once humidity and wind are folded in, winter brings about 17 days that feel above 32°C and 0 that feel at or below 0°C.
The story in winter is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Esparza weather by month
How the three winter months (December, January and February) 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 | 29° / 23° | 24 | 8 | 11.5 | 5.9 |
| Feb | 31° / 23° | 16 | 4.5 | 11.7 | 5.7 |
| Mar | 31° / 23° | 30 | 9.7 | 11.9 | 4.9 |
| Apr | 30° / 24° | 122 | 22.5 | 12.2 | 3.7 |
| May | 28° / 24° | 412 | 29.9 | 12.5 | 3.1 |
| Jun | 28° / 24° | 412 | 29.7 | 12.6 | 3.0 |
| Jul | 28° / 24° | 369 | 30.5 | 12.5 | 3.2 |
| Aug | 28° / 23° | 414 | 30.7 | 12.3 | 3.2 |
| Sep | 28° / 23° | 409 | 29.8 | 12.1 | 3.2 |
| Oct | 27° / 23° | 479 | 30.6 | 11.8 | 3.2 |
| Nov | 28° / 23° | 282 | 27.2 | 11.5 | 3.7 |
| Dec | 28° / 23° | 82 | 17.6 | 11.4 | 5.1 |
Cloud cover in Winter
The sky is clear or mostly clear about 63% of the time across winter.
Chance of precipitation in Winter
Esparza gets around 122 mm of rain over 30 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 6 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 11 h 30 min in early December to 11 h 48 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 5.4 kWh/m².
Hazard calendar for Esparza
None of Esparza's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Esparza's rainy season runs May–November, when most of the year's rain falls.
Is winter a good time to visit Esparza?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit Esparza for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Esparza in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Esparza sees daytime highs around 29°C and nights near 23°C. Pack light clothes, rain gear and sun protection. About 30 days see rain.
Sea temperature near Esparza in Winter
The nearest coast averages about 29°C across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 14 km away) is warmest in April at about 29°C and coldest in November near 28°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 29 | Tropical |
| Feb | 29 | Tropical |
| Mar | 29 | Tropical |
| Apr | 29 | Tropical |
| May | 29 | Tropical |
| Jun | 29 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 28 | Tropical |
| Nov | 28 | Warm |
| Dec | 28 | Tropical |
UV index in Esparza in Winter
Clear-sky midday UV across winter averages around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Esparza peaks around March 12 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 10 (very high).
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) | 11 | 13 | 13 | 13 | 12 | 13 | 12 | 12 | 12 | 11 | 11 | 9 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 11 | Extreme |
| Feb | 13 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 12 | Extreme |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 11 | Extreme |
| Dec | 9 | Very high |
Air quality in Esparza in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Esparza is worst in May — around 18 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (January, 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) | 9 | 10 | 11 | 16 | 18 | 16 | 17 | 15 | 14 | 12 | 11 | 9 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 10 | Good |
| Mar | 11 | Good |
| Apr | 16 | Moderate |
| May | 18 | Moderate |
| Jun | 16 | Moderate |
| Jul | 17 | Moderate |
| Aug | 15 | Moderate |
| Sep | 14 | Moderate |
| Oct | 12 | Moderate |
| Nov | 11 | Good |
| Dec | 9 | Good |
Where is Esparza?
Esparza sits at 10.0°N, 84.7°W, 223 m above sea level, in Costa Rica. The nearest listed city is Chacarita, 12 km away.
Topography around Esparza
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Esparza.
Within 3 km, the terrain around Esparza has significant variations in elevation — a maximum elevation change of 320 m around an average of 182 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,452 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,891 m.
The land around Esparza is covered by trees (60%) and grassland (27%) within 3 km, trees (55%) and grassland (25%) within 16 km, and trees (54%) and water (25%) within 80 km.
Costa Rica travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 59% of US
- price level, 2025
- GDP per capita
- $19,970
- 2025
- Happiness
- 7.4 / 10
- World Happiness, 2025
- Safe drinking water
- 81%
- of population, 2024
- Homicide rate
- 17.7
- per 100k, 2023
- Road deaths
- 14.8
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Moderate
- EF EPI 516
- 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 Esparza (9.992°, -84.6663°, elevation 223 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.