Calulo in Spring
In spring (September, October and November), Calulo sees average daytime highs around 26°C and overnight lows near 17°C, with 439 mm of rain over about 59 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Across spring, daytime highs hold fairly steady around 26°C. The sky is clear or mostly clear about 18% of the time across spring, and the air most often feels humid.
Spring is Calulo's 3rd-best season to visit on our travel score. For the whole year in context, see Calulo's year-round climate.
- Avg daytime high
- 26°C
- 3rd-warmest season
- Avg overnight low
- 17°C
- Rainfall
- 439 mm
- 59 wet days
- Avg wind
- 5 km/h
- Travel score
- 5.0
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in Calulo in Spring
Across spring, daytime highs hold fairly steady around 26°C.
A typical spring day in Calulo reaches about 26°C and drops to 17°C overnight. The warmest of the three months is September, the coolest September.
Calulo 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 | 26° / 18° | 117 | 16.3 | 12.5 | 5.4 |
| Feb | 27° / 18° | 120 | 15 | 12.3 | 5.2 |
| Mar | 27° / 18° | 245 | 23.4 | 12.1 | 4.3 |
| Apr | 28° / 19° | 237 | 23.7 | 11.8 | 4.2 |
| May | 28° / 18° | 37 | 7 | 11.5 | 6.6 |
| Jun | 28° / 15° | 2 | 0.4 | 11.4 | 8.6 |
| Jul | 28° / 14° | 0 | 0 | 11.5 | 8.7 |
| Aug | 27° / 14° | 5 | 1.3 | 11.7 | 8.4 |
| Sep | 27° / 16° | 40 | 10.3 | 11.9 | 6.6 |
| Oct | 26° / 18° | 143 | 22.6 | 12.2 | 4.6 |
| Nov | 26° / 18° | 256 | 26.4 | 12.5 | 3.9 |
| Dec | 25° / 18° | 175 | 21.3 | 12.6 | 4.8 |
Cloud cover in Spring
The sky is clear or mostly clear about 18% of the time across spring.
Chance of precipitation in Spring
Calulo gets around 439 mm of rain over 59 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels humid — 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 11 h 48 min in early September to 12 h 30 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 5.2 kWh/m².
Hazard calendar for Calulo
In spring, Calulo overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Calulo's rainy season runs October–April, when most of the year's rain falls.
Is spring a good time to visit Calulo?
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 reasonable time to visit Calulo for sightseeing.
What to pack for Calulo in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Calulo sees daytime highs around 26°C and nights near 17°C. Pack light clothes and rain gear. Worth having: sun protection. About 59 days see rain.
UV index in Calulo in Spring
Clear-sky midday UV across spring 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 Calulo peaks around March 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near August 16 at about 7 (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) | 15 | 14 | 16 | 13 | 10 | 8 | 8 | 7 | 8 | 12 | 13 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 14 | Extreme |
| Mar | 16 | Extreme |
| Apr | 13 | Extreme |
| May | 10 | Very high |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 7 | Very high |
| Sep | 8 | Very high |
| Oct | 12 | Extreme |
| Nov | 13 | Extreme |
| Dec | 13 | Extreme |
Air quality in Calulo 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 Calulo is worst in July — around 171 µg/m³ PM2.5 (very unhealthy), about 13.1× the cleanest month (December, 13 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) | 14 | 15 | 14 | 14 | 27 | 146 | 171 | 69 | 67 | 35 | 13 | 13 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Unhealthy | Very unhealthy | Unhealthy | Unhealthy | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 15 | Moderate |
| Mar | 14 | Moderate |
| Apr | 14 | Moderate |
| May | 27 | Moderate |
| Jun | 146 | Unhealthy |
| Jul | 171 | Very unhealthy |
| Aug | 69 | Unhealthy |
| Sep | 67 | Unhealthy |
| Oct | 35 | Moderate |
| Nov | 13 | Moderate |
| Dec | 13 | Moderate |
Where is Calulo?
Calulo sits at 10.0°S, 14.9°E, 995 m above sea level, in Angola. The nearest listed city is Dondo, 62 km away.
Topography around Calulo
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Calulo.
Within 3 km, the terrain around Calulo has significant variations in elevation — a maximum elevation change of 254 m around an average of 987 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,080 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,972 m.
The land around Calulo is covered by grassland (61%) within 3 km, grassland (44%), trees (31%) and shrubs (23%) within 16 km, and grassland (56%) and trees (31%) 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 Calulo (-10.0006°, 14.8952°, elevation 995 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.