Mabaruma weather in September

In September, Mabaruma sees average daytime highs of 30°C and overnight lows near 25°C, with 129 mm of rain across 23.6 wet days and about 12 hours of daylight. It is the 1st-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 26% of the time in September, and the air most often feels miserable.

Daylight stretches from about 12 h 12 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Mabaruma's 4th-clearest and 10th-windiest month. For the whole year in context, see Mabaruma's year-round climate.

Daytime high: 30°; 1st warmest
Overnight low: 25°; 12th coldest
Rainfall: 129 mm; 23.6 wet days
Daylight: 12 hours; 5:52 AM – 5:55 PM
Cloud cover: 60%; 4th clearest
Wind: 8 km/h; 10th windiest
Solar energy: 5.66 kWh/m²
Travel score: 3.4; out of 10

Mabaruma is city.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

← August Mabaruma year-round climate October →Best places to visit in September

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Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical September day in Mabaruma reaches about 30°C in the afternoon and slips back to 25°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 31°C. Set against its neighbours, September runs on par with August and on par with October.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Avg high (°C)	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30	30
Avg low (°C)	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25

	Avg high (°C)	Avg low (°C)
1	30	25
2	30	25
3	30	25
4	30	25
5	30	25
6	30	25
7	30	25
8	30	25
9	30	25
10	30	25
11	30	25
12	30	25
13	30	25
14	30	25
15	30	25
16	30	25
17	30	25
18	30	25
19	30	25
20	30	25
21	30	25
22	30	25
23	30	25
24	30	25
25	30	25
26	30	25
27	30	25
28	30	25
29	30	25
30	30	25

How September really feels in Mabaruma

Once humidity and wind are folded in, September averages 30 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Mabaruma weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 9th-wettest month here — the current month is highlighted below.

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 September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 22% of September, with mostly cloudy or overcast conditions the remaining 53%.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Clearer (%)	54	53	53	53	52	51	50	49	48	48	48	47	46	46	46	47	47	47	46	47	47	47	47	46	46	45	45	43	42	41
Cloudier (%)	46	47	47	47	48	49	50	51	52	52	52	53	54	54	54	53	53	53	54	53	53	53	53	54	54	55	55	57	58	59

	Clearer (%)	Cloudier (%)
1	54	46
2	53	47
3	53	47
4	53	47
5	52	48
6	51	49
7	50	50
8	49	51
9	48	52
10	48	52
11	48	52
12	47	53
13	46	54
14	46	54
15	46	54
16	47	53
17	47	53
18	47	53
19	46	54
20	47	53
21	47	53
22	47	53
23	47	53
24	46	54
25	46	54
26	45	55
27	45	55
28	43	57
29	42	58
30	41	59

Chance of precipitation in September

Any precipitation

Mabaruma gets around 129 mm of rain over 23.6 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 79% and peaks near 82% on the wettest days. The odds ease toward the end of the month.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Rain chance (%)	82	82	81	82	82	82	82	82	82	82	82	82	81	81	81	80	79	79	78	77	76	76	75	75	75	75	75	75	75	75

	Rain chance (%)
1	82
2	82
3	81
4	82
5	82
6	82
7	82
8	82
9	82
10	82
11	82
12	82
13	81
14	81
15	81
16	80
17	79
18	79
19	78
20	77
21	76
22	76
23	75
24	75
25	75
26	75
27	75
28	75
29	75
30	75

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the miserable band about 88% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Oppressive (%)	11	10	10	10	10	10	10	10	10	10	10	11	11	12	12	12	13	13	14	14	15	15	15	15	15	15	15	15	15	14
Miserable (%)	89	90	90	90	90	90	90	90	90	90	90	89	89	88	88	88	87	87	86	86	85	85	85	85	85	85	85	85	85	86

	Oppressive (%)	Miserable (%)
1	11	89
2	10	90
3	10	90
4	10	90
5	10	90
6	10	90
7	10	90
8	10	90
9	10	90
10	10	90
11	10	90
12	11	89
13	11	89
14	12	88
15	12	88
16	12	88
17	13	87
18	13	87
19	14	86
20	14	86
21	15	85
22	15	85
23	15	85
24	15	85
25	15	85
26	15	85
27	15	85
28	15	85
29	15	85
30	14	86

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Wind speed (km/h)	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8	8
Feels	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm

	Wind speed (km/h)	Feels
1	8	calm
2	8	calm
3	8	calm
4	8	calm
5	8	calm
6	8	calm
7	8	calm
8	8	calm
9	8	calm
10	8	calm
11	8	calm
12	8	calm
13	8	calm
14	8	calm
15	8	calm
16	8	calm
17	8	calm
18	8	calm
19	8	calm
20	8	calm
21	8	calm
22	8	calm
23	8	calm
24	8	calm
25	8	calm
26	8	calm
27	8	calm
28	8	calm
29	8	calm
30	8	calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 12 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over September. Sunrise moves from 5:54 AM to 5:50 AM, and sunset from 6:04 PM to 5:47 PM.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Daylight (h)	12.2	12.2	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.1	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	11.9	11.9
Sunrise (AM)	5:54	5:54	5:54	5:54	5:54	5:53	5:53	5:53	5:53	5:53	5:53	5:53	5:53	5:52	5:52	5:52	5:52	5:52	5:52	5:52	5:51	5:51	5:51	5:51	5:51	5:51	5:51	5:51	5:50	5:50
Sunset (PM)	6:04	6:03	6:02	6:02	6:01	6:01	6:00	6:00	5:59	5:58	5:58	5:57	5:57	5:56	5:55	5:55	5:54	5:54	5:53	5:52	5:52	5:51	5:51	5:50	5:49	5:49	5:48	5:48	5:47	5:47

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.2	5:54	6:04
2	12.2	5:54	6:03
3	12.1	5:54	6:02
4	12.1	5:54	6:02
5	12.1	5:54	6:01
6	12.1	5:53	6:01
7	12.1	5:53	6:00
8	12.1	5:53	6:00
9	12.1	5:53	5:59
10	12.1	5:53	5:58
11	12.1	5:53	5:58
12	12.1	5:53	5:57
13	12.1	5:53	5:57
14	12.1	5:52	5:56
15	12.1	5:52	5:55
16	12.0	5:52	5:55
17	12.0	5:52	5:54
18	12.0	5:52	5:54
19	12.0	5:52	5:53
20	12.0	5:52	5:52
21	12.0	5:51	5:52
22	12.0	5:51	5:51
23	12.0	5:51	5:51
24	12.0	5:51	5:50
25	12.0	5:51	5:49
26	12.0	5:51	5:49
27	12.0	5:51	5:48
28	12.0	5:51	5:48
29	11.9	5:50	5:47
30	11.9	5:50	5:47

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.66 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.31 kWh/m² to a high of 5.66 kWh/m² in September across the year — September's 5.66 kWh/m² sits near the top of that range.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Solar energy (kWh/m²)	5.6	5.6	5.7	5.7	5.7	5.7	5.7	5.7	5.7	5.7	5.7	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.5
Level	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright

	Solar energy (kWh/m²)	Level
1	5.6	Bright
2	5.6	Bright
3	5.7	Bright
4	5.7	Bright
5	5.7	Bright
6	5.7	Bright
7	5.7	Bright
8	5.7	Bright
9	5.7	Bright
10	5.7	Bright
11	5.7	Bright
12	5.6	Bright
13	5.6	Bright
14	5.6	Bright
15	5.6	Bright
16	5.6	Bright
17	5.6	Bright
18	5.6	Bright
19	5.6	Bright
20	5.6	Bright
21	5.6	Bright
22	5.6	Bright
23	5.6	Bright
24	5.6	Bright
25	5.6	Bright
26	5.6	Bright
27	5.6	Bright
28	5.6	Bright
29	5.6	Bright
30	5.5	Bright

Planning a trip in September

Is September a good time to visit Mabaruma?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.4

Sightseeing

8th-best month of the year

4.6

Beach & pool

7th-best month of the year

September is a weaker month for outdoor sightseeing in Mabaruma.

What to pack for Mabaruma in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Mabaruma sees daytime highs around 30°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near Mabaruma in September

The nearest coast averages about 29°C in September — 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 September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks 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 September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September 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

Location & terrain

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.

3 km

80 m

trees 87%

16 km

193 m

trees 89%

80 km

382 m

trees 69%

treesgrasslandwaterwetlandmangroves

← August Mabaruma year-round climate October →Best places to visit in September

September weather nearby: Parika 213 km · Tumeremo 215 km · Bartica 237 km · Georgetown 237 km · Guasipati 247 km · El Dorado 263 km · Tucupita 267 km · Barrancas 271 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).

	Avg high (°C)	Avg low (°C)
1	30	25
2	30	25
3	30	25
4	30	25
5	30	25
6	30	25
7	30	25
8	30	25
9	30	25
10	30	25
11	30	25
12	30	25
13	30	25
14	30	25
15	30	25
16	30	25
17	30	25
18	30	25
19	30	25
20	30	25
21	30	25
22	30	25
23	30	25
24	30	25
25	30	25
26	30	25
27	30	25
28	30	25
29	30	25
30	30	25

	Clearer (%)	Cloudier (%)
1	54	46
2	53	47
3	53	47
4	53	47
5	52	48
6	51	49
7	50	50
8	49	51
9	48	52
10	48	52
11	48	52
12	47	53
13	46	54
14	46	54
15	46	54
16	47	53
17	47	53
18	47	53
19	46	54
20	47	53
21	47	53
22	47	53
23	47	53
24	46	54
25	46	54
26	45	55
27	45	55
28	43	57
29	42	58
30	41	59

	Rain chance (%)
1	82
2	82
3	81
4	82
5	82
6	82
7	82
8	82
9	82
10	82
11	82
12	82
13	81
14	81
15	81
16	80
17	79
18	79
19	78
20	77
21	76
22	76
23	75
24	75
25	75
26	75
27	75
28	75
29	75
30	75

	Oppressive (%)	Miserable (%)
1	11	89
2	10	90
3	10	90
4	10	90
5	10	90
6	10	90
7	10	90
8	10	90
9	10	90
10	10	90
11	10	90
12	11	89
13	11	89
14	12	88
15	12	88
16	12	88
17	13	87
18	13	87
19	14	86
20	14	86
21	15	85
22	15	85
23	15	85
24	15	85
25	15	85
26	15	85
27	15	85
28	15	85
29	15	85
30	14	86

	Avg high (°C)	Avg low (°C)
1	30	25
2	30	25
3	30	25
4	30	25
5	30	25
6	30	25
7	30	25
8	30	25
9	30	25
10	30	25
11	30	25
12	30	25
13	30	25
14	30	25
15	30	25
16	30	25
17	30	25
18	30	25
19	30	25
20	30	25
21	30	25
22	30	25
23	30	25
24	30	25
25	30	25
26	30	25
27	30	25
28	30	25
29	30	25
30	30	25

	Clearer (%)	Cloudier (%)
1	54	46
2	53	47
3	53	47
4	53	47
5	52	48
6	51	49
7	50	50
8	49	51
9	48	52
10	48	52
11	48	52
12	47	53
13	46	54
14	46	54
15	46	54
16	47	53
17	47	53
18	47	53
19	46	54
20	47	53
21	47	53
22	47	53
23	47	53
24	46	54
25	46	54
26	45	55
27	45	55
28	43	57
29	42	58
30	41	59

	Rain chance (%)
1	82
2	82
3	81
4	82
5	82
6	82
7	82
8	82
9	82
10	82
11	82
12	82
13	81
14	81
15	81
16	80
17	79
18	79
19	78
20	77
21	76
22	76
23	75
24	75
25	75
26	75
27	75
28	75
29	75
30	75

	Oppressive (%)	Miserable (%)
1	11	89
2	10	90
3	10	90
4	10	90
5	10	90
6	10	90
7	10	90
8	10	90
9	10	90
10	10	90
11	10	90
12	11	89
13	11	89
14	12	88
15	12	88
16	12	88
17	13	87
18	13	87
19	14	86
20	14	86
21	15	85
22	15	85
23	15	85
24	15	85
25	15	85
26	15	85
27	15	85
28	15	85
29	15	85
30	14	86

	Avg high (°C)	Avg low (°C)
1	30	25
2	30	25
3	30	25
4	30	25
5	30	25
6	30	25
7	30	25
8	30	25
9	30	25
10	30	25
11	30	25
12	30	25
13	30	25
14	30	25
15	30	25
16	30	25
17	30	25
18	30	25
19	30	25
20	30	25
21	30	25
22	30	25
23	30	25
24	30	25
25	30	25
26	30	25
27	30	25
28	30	25
29	30	25
30	30	25

	Clearer (%)	Cloudier (%)
1	54	46
2	53	47
3	53	47
4	53	47
5	52	48
6	51	49
7	50	50
8	49	51
9	48	52
10	48	52
11	48	52
12	47	53
13	46	54
14	46	54
15	46	54
16	47	53
17	47	53
18	47	53
19	46	54
20	47	53
21	47	53
22	47	53
23	47	53
24	46	54
25	46	54
26	45	55
27	45	55
28	43	57
29	42	58
30	41	59

	Rain chance (%)
1	82
2	82
3	81
4	82
5	82
6	82
7	82
8	82
9	82
10	82
11	82
12	82
13	81
14	81
15	81
16	80
17	79
18	79
19	78
20	77
21	76
22	76
23	75
24	75
25	75
26	75
27	75
28	75
29	75
30	75

	Oppressive (%)	Miserable (%)
1	11	89
2	10	90
3	10	90
4	10	90
5	10	90
6	10	90
7	10	90
8	10	90
9	10	90
10	10	90
11	10	90
12	11	89
13	11	89
14	12	88
15	12	88
16	12	88
17	13	87
18	13	87
19	14	86
20	14	86
21	15	85
22	15	85
23	15	85
24	15	85
25	15	85
26	15	85
27	15	85
28	15	85
29	15	85
30	14	86