Santa Clara in Summer
In summer (December, January and February), Santa Clara sees average daytime highs around 27°C and overnight lows near 17°C, with 342 mm of rain over about 50 wet days across the season. It is the coldest season of the year and the 2nd-wettest season.
Across summer, daytime highs hold fairly steady around 27°C. The sky is clear or mostly clear about 4% of the time across summer, and the air most often feels humid.
Summer is Santa Clara's 3rd-best season to visit on our travel score. For the whole year in context, see Santa Clara's year-round climate.
- Avg daytime high
- 27°C
- coldest season of the year
- Avg overnight low
- 17°C
- Rainfall
- 342 mm
- 50 wet days
- Avg wind
- 6 km/h
- Travel score
- 5.2
- 3rd-best season
- Months
- Dec · Jan · Feb
Temperature in Santa Clara in Summer
Across summer, daytime highs hold fairly steady around 27°C.
A typical summer day in Santa Clara reaches about 27°C and drops to 17°C overnight. The warmest of the three months is February, the coolest January.
Santa Clara weather by month
How the three summer 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 | 27° / 17° | 110 | 16.1 | 12.5 | 5.3 |
| Feb | 28° / 17° | 93 | 13.7 | 12.3 | 5.4 |
| Mar | 28° / 18° | 183 | 21 | 12.1 | 4.5 |
| Apr | 28° / 18° | 104 | 17 | 11.8 | 5.1 |
| May | 29° / 16° | 12 | 2.3 | 11.5 | 6.9 |
| Jun | 29° / 14° | 0 | 0.1 | 11.4 | 7.7 |
| Jul | 29° / 13° | 0 | 0 | 11.5 | 7.3 |
| Aug | 30° / 14° | 4 | 0.9 | 11.7 | 6.4 |
| Sep | 30° / 16° | 60 | 11.9 | 11.9 | 5.0 |
| Oct | 28° / 17° | 171 | 26 | 12.2 | 3.8 |
| Nov | 27° / 17° | 191 | 25 | 12.5 | 4.0 |
| Dec | 26° / 17° | 139 | 19.9 | 12.6 | 4.9 |
Cloud cover in Summer
The sky is clear or mostly clear about 4% of the time across summer.
Chance of precipitation in Summer
Santa Clara gets around 342 mm of rain over 50 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 6 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 36 min in early December to 12 h 12 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.6 kWh/m².
Hazard calendar for Santa Clara
In summer, Santa Clara overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Santa Clara's rainy season runs October–April, when most of the year's rain falls.
Is summer a good time to visit Santa Clara?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Santa Clara for sightseeing.
What to pack for Santa Clara in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Santa Clara sees daytime highs around 27°C and nights near 17°C. Pack light clothes and rain gear. Worth having: sun protection. About 50 days see rain.
UV index in Santa Clara in Summer
Clear-sky midday UV across summer 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 Santa Clara peaks around March 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 11 at about 9 (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) | 16 | 15 | 16 | 14 | 10 | 9 | 9 | 9 | 11 | 13 | 12 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 16 | Extreme |
| Feb | 15 | Extreme |
| Mar | 16 | Extreme |
| Apr | 14 | Extreme |
| May | 10 | Extreme |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 9 | Very high |
| Sep | 11 | Extreme |
| Oct | 13 | Extreme |
| Nov | 12 | Extreme |
| Dec | 13 | Extreme |
Air quality in Santa Clara in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Santa Clara is worst in July — around 184 µg/m³ PM2.5 (very unhealthy), about 22.1× the cleanest month (December, 8 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 | 10 | 9 | 24 | 96 | 184 | 120 | 40 | 16 | 9 | 8 |
| Level | Good | Good | Good | Good | Moderate | Unhealthy | Very unhealthy | Unhealthy | Poor | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 10 | Good |
| Mar | 10 | Good |
| Apr | 9 | Good |
| May | 24 | Moderate |
| Jun | 96 | Unhealthy |
| Jul | 184 | Very unhealthy |
| Aug | 120 | Unhealthy |
| Sep | 40 | Poor |
| Oct | 16 | Moderate |
| Nov | 9 | Good |
| Dec | 8 | Good |
Where is Santa Clara?
Santa Clara sits at 10.2°S, 15.4°E, 1,030 m above sea level, in Angola. The nearest listed city is Calulo, 63 km away.
Topography around Santa Clara
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santa Clara.
Within 3 km, the terrain around Santa Clara has only modest variations in elevation — a maximum elevation change of 217 m around an average of 1,048 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 571 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,623 m.
The land around Santa Clara is covered by grassland (49%), trees (30%) and shrubs (20%) within 3 km, trees (52%) and grassland (31%) within 16 km, and trees (45%) and grassland (41%) within 80 km.
Angola travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F
- 220 V · 50 Hz
- Prices
- ≈ 35% of US
- price level, 2025
- GDP per capita
- $3,129
- 2025
- Happiness
- 3.8 / 10
- World Happiness, 2017
- Homicide rate
- 4.1
- per 100k, 2016
- Road deaths
- 26.1
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Very low
- EF EPI 413
- 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 Santa Clara (-10.1916°, 15.4341°, elevation 1,030 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.