Mabaruma in Summer
In summer (June, July and August), Mabaruma sees average daytime highs around 29°C and overnight lows near 24°C, with 717 mm of rain over about 86 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 29°C. The sky is clear or mostly clear about 11% of the time across summer, and the air most often feels miserable.
Summer is Mabaruma's weakest season of the year to visit on our travel score. Mabaruma 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 Mabaruma's year-round climate.
- Avg daytime high
- 29°C
- 2nd-warmest season
- Avg overnight low
- 24°C
- Rainfall
- 717 mm
- 86 wet days
- Avg wind
- 8 km/h
- Travel score
- 3.1
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Mabaruma in Summer
Across summer, daytime highs hold fairly steady around 29°C.
A typical summer day in Mabaruma reaches about 29°C and drops to 24°C overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Mabaruma
Once humidity and wind are folded in, summer brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Mabaruma weather by month
How the three summer months (June, July and August) 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 | 28° / 23° | 132 | 21.4 | 11.6 | 4.8 |
| Feb | 28° / 23° | 76 | 17.5 | 11.7 | 5.1 |
| Mar | 28° / 24° | 65 | 16.1 | 11.9 | 5.0 |
| Apr | 29° / 24° | 82 | 15.5 | 12.2 | 4.7 |
| May | 29° / 24° | 169 | 24.3 | 12.4 | 3.7 |
| Jun | 29° / 24° | 266 | 28.3 | 12.5 | 3.1 |
| Jul | 29° / 24° | 249 | 29.9 | 12.4 | 3.0 |
| Aug | 30° / 24° | 201 | 28.1 | 12.3 | 3.1 |
| Sep | 30° / 25° | 129 | 23.6 | 12 | 3.4 |
| Oct | 30° / 25° | 159 | 23.5 | 11.8 | 3.5 |
| Nov | 29° / 24° | 212 | 26.4 | 11.6 | 3.3 |
| Dec | 28° / 24° | 203 | 26.5 | 11.5 | 3.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 11% of the time across summer.
Chance of precipitation in Summer
Mabaruma gets around 717 mm of rain over 86 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 8 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 24 min in early June to 12 h 12 min by late August. 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 4.9 kWh/m².
Is summer a good time to visit Mabaruma?
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 weaker month for outdoor sightseeing in Mabaruma.
What to pack for Mabaruma in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Mabaruma sees daytime highs around 29°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 86 days see rain.
Sea temperature near Mabaruma in Summer
The nearest coast averages about 28°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 26 km away) is warmest in September at about 29°C and coldest in February near 27°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) | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 28 |
| Comfort | Warm | Warm | Warm | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 27 | Warm |
| Mar | 27 | Warm |
| Apr | 28 | Warm |
| May | 28 | Warm |
| Jun | 28 | Warm |
| Jul | 28 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 29 | Tropical |
| Dec | 28 | Warm |
UV index in Mabaruma in Summer
Clear-sky midday UV across summer averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mabaruma peaks around March 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 11 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) | 12 | 13 | 15 | 14 | 13 | 12 | 12 | 12 | 12 | 12 | 10 | 10 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 12 | Extreme |
| Feb | 13 | Extreme |
| Mar | 15 | Extreme |
| Apr | 14 | Extreme |
| May | 13 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 12 | Extreme |
| Nov | 10 | Extreme |
| Dec | 10 | Very high |
Air quality in Mabaruma 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 Mabaruma is worst in May — around 24 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (September, 12 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 | 19 | 20 | 23 | 24 | 24 | 18 | 13 | 12 | 13 | 12 | 15 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 19 | Moderate |
| Mar | 20 | Moderate |
| Apr | 23 | Moderate |
| May | 24 | Moderate |
| Jun | 24 | Moderate |
| Jul | 18 | Moderate |
| Aug | 13 | Moderate |
| Sep | 12 | Good |
| Oct | 13 | Moderate |
| Nov | 12 | Moderate |
| Dec | 15 | Moderate |
Where is Mabaruma?
Mabaruma sits at 8.2°N, 59.8°W, 0 m above sea level, in Guyana. The nearest listed city is Parika, 213 km away.
Topography around Mabaruma
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mabaruma.
Within 3 km, the terrain around Mabaruma has only modest variations in elevation — a maximum elevation change of 80 m around an average of 15 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 193 m; within 80 km, significant variations in elevation — a maximum elevation change of 382 m.
The land around Mabaruma is covered by trees (87%) within 3 km, trees (89%) within 16 km, and trees (69%) and water (28%) within 80 km.
Guyana travel facts
- Travel advisory
- Level 3
- Reconsider Travel
- Power plugs
- Type A / B / D / G
- 240 V · 60 Hz
- Prices
- ≈ 33% of US
- price level, 2025
- GDP per capita
- $32,414
- 2025
- Happiness
- 6.0 / 10
- World Happiness, 2011
- Safe drinking water
- 67%
- of population, 2024
- Homicide rate
- 19.1
- per 100k, 2023
- Road deaths
- 22.3
- per 100k/yr, 2019
- Income group
- High
- World Bank
- 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 Mabaruma (8.2038°, -59.7812°, elevation 0 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.