Nueva Guinea weather in September

In September, Nueva Guinea sees average daytime highs of 30°C and overnight lows near 23°C, with 230 mm of rain across 29 wet days and about 12.1 hours of daylight. It is the 3rd-warmest and 3rd-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 2% of the time in September, and the air most often feels oppressive.

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 Nueva Guinea's 8th-clearest and 12th-windiest month. For the whole year in context, see Nueva Guinea's year-round climate.

Daytime high: 30°; 3rd warmest
Overnight low: 23°; 8th coldest
Rainfall: 230 mm; 29 wet days
Daylight: 12 h 06 min; 5:30 AM – 5:34 PM
Cloud cover: 86%; 8th clearest
Wind: 7 km/h; 12th windiest
Solar energy: 4.28 kWh/m²
Travel score: 2.7; out of 10

Nueva Guinea is Town in Nicaragua, administrative center of the Municipality of Nueva Guinea.

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

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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 Nueva Guinea reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°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)	23	23	23	23	23	23	23	23	23	23	23	23	23	23	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22	22

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

How September really feels in Nueva Guinea

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.

Nueva Guinea weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 3rd-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	27° / 21°	60	20.4	11.4	5.1
Feb	28° / 21°	41	16.1	11.6	5.3
Mar	29° / 22°	32	13.1	11.9	5.1
Apr	31° / 23°	46	15.2	12.3	4.0
May	31° / 23°	186	25.8	12.5	2.9
Jun	30° / 23°	253	29.2	12.7	2.7
Jul	29° / 23°	225	30.3	12.6	2.9
Aug	29° / 23°	219	30.1	12.4	2.8
Sep	30° / 23°	230	29	12.1	2.7
Oct	29° / 22°	243	28.9	11.7	2.9
Nov	28° / 22°	155	23.9	11.5	3.8
Dec	28° / 22°	88	23.3	11.3	4.5

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 9% of September, with mostly cloudy or overcast conditions the remaining 90%.

	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 (%)	12	12	12	12	13	12	12	12	12	12	12	12	12	11	11	10	10	10	10	10	10	9	9	9	9	8	8	8	8	8
Cloudier (%)	88	88	88	88	87	88	88	88	88	88	88	88	88	89	89	90	90	90	90	90	90	91	91	91	91	92	92	92	92	92

	Clearer (%)	Cloudier (%)
1	12	88
2	12	88
3	12	88
4	12	88
5	13	87
6	12	88
7	12	88
8	12	88
9	12	88
10	12	88
11	12	88
12	12	88
13	12	88
14	11	89
15	11	89
16	10	90
17	10	90
18	10	90
19	10	90
20	10	90
21	10	90
22	9	91
23	9	91
24	9	91
25	9	91
26	8	92
27	8	92
28	8	92
29	8	92
30	8	92

Chance of precipitation in September

Any precipitation

Nueva Guinea gets around 230 mm of rain over 29 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 96% and peaks near 98% on the wettest days.

	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 (%)	96	95	95	95	95	95	95	95	95	96	96	96	96	97	97	97	97	98	98	98	98	98	98	97	97	97	96	96	96	95

	Rain chance (%)
1	96
2	95
3	95
4	95
5	95
6	95
7	95
8	95
9	95
10	96
11	96
12	96
13	96
14	97
15	97
16	97
17	97
18	98
19	98
20	98
21	98
22	98
23	98
24	97
25	97
26	97
27	96
28	96
29	96
30	95

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 90% 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 (%)	91	90	90	90	89	89	89	89	89	89	89	89	89	89	89	89	89	89	89	89	90	90	90	90	90	90	91	91	91	91
Miserable (%)	9	10	10	10	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	10	10	10	10	10	10	9	9	9	9

	Oppressive (%)	Miserable (%)
1	91	9
2	90	10
3	90	10
4	90	10
5	89	11
6	89	11
7	89	11
8	89	11
9	89	11
10	89	11
11	89	11
12	89	11
13	89	11
14	89	11
15	89	11
16	89	11
17	89	11
18	89	11
19	89	11
20	89	11
21	90	10
22	90	10
23	90	10
24	90	10
25	90	10
26	90	10
27	91	9
28	91	9
29	91	9
30	91	9

Wind in September

Winds average 7 km/h in September, the calmest month.

Across September, daily wind ranges from about 7 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	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7
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	7	calm
8	7	calm
9	7	calm
10	7	calm
11	7	calm
12	7	calm
13	7	calm
14	7	calm
15	7	calm
16	7	calm
17	7	calm
18	7	calm
19	7	calm
20	7	calm
21	7	calm
22	7	calm
23	7	calm
24	7	calm
25	7	calm
26	7	calm
27	7	calm
28	7	calm
29	7	calm
30	7	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 5:31 AM to 5:30 AM, and sunset from 5:44 PM to 5:24 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	12.2	12.2	12.2	12.2	12.2	12.2	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	11.9	11.9	11.9	11.9
Sunrise (AM)	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:31	5:30	5:30	5:30	5:30	5:30	5:30	5:30	5:30	5:30	5:30	5:30	5:30	5:30	5:30	5:30	5:30	5:30	5:30	5:30	5:30	5:30
Sunset (PM)	5:44	5:44	5:43	5:42	5:42	5:41	5:40	5:40	5:39	5:38	5:38	5:37	5:36	5:35	5:35	5:34	5:33	5:33	5:32	5:31	5:31	5:30	5:29	5:28	5:28	5:27	5:26	5:26	5:25	5:24

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.2	5:31	5:44
2	12.2	5:31	5:44
3	12.2	5:31	5:43
4	12.2	5:31	5:42
5	12.2	5:31	5:42
6	12.2	5:31	5:41
7	12.2	5:31	5:40
8	12.2	5:31	5:40
9	12.1	5:31	5:39
10	12.1	5:30	5:38
11	12.1	5:30	5:38
12	12.1	5:30	5:37
13	12.1	5:30	5:36
14	12.1	5:30	5:35
15	12.1	5:30	5:35
16	12.1	5:30	5:34
17	12.1	5:30	5:33
18	12.0	5:30	5:33
19	12.0	5:30	5:32
20	12.0	5:30	5:31
21	12.0	5:30	5:31
22	12.0	5:30	5:30
23	12.0	5:30	5:29
24	12.0	5:30	5:28
25	12.0	5:30	5:28
26	12.0	5:30	5:27
27	11.9	5:30	5:26
28	11.9	5:30	5:26
29	11.9	5:30	5:25
30	11.9	5:30	5:24

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.28 kWh/m².

For context, solar energy here swings from a low near 3.55 kWh/m² to a high of 5.59 kWh/m² in April across the year — September's 4.28 kWh/m² falls in the middle.

	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)	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.2	4.2	4.2	4.2	4.2	4.2	4.2
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	4.3	Bright
2	4.3	Bright
3	4.3	Bright
4	4.3	Bright
5	4.3	Bright
6	4.3	Bright
7	4.3	Bright
8	4.3	Bright
9	4.3	Bright
10	4.3	Bright
11	4.3	Bright
12	4.3	Bright
13	4.3	Bright
14	4.3	Bright
15	4.3	Bright
16	4.3	Bright
17	4.3	Bright
18	4.3	Bright
19	4.3	Bright
20	4.3	Bright
21	4.3	Bright
22	4.3	Bright
23	4.3	Bright
24	4.2	Bright
25	4.2	Bright
26	4.2	Bright
27	4.2	Bright
28	4.2	Bright
29	4.2	Bright
30	4.2	Bright

Planning a trip in September

Hazard calendar for Nueva Guinea

In seasonPeak

In September, Nueva Guinea sits inside its atlantic hurricane and rainy season season. The full year is below, with each hazard's peak months called out.

Nueva Guinea sits in the Atlantic hurricane belt; the season peaks August–October.

Nueva Guinea's rainy season runs May–November, when most of the year's rain falls.

Atlantic hurricane

Rainy season

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is September a good time to visit Nueva Guinea?

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

2.7

Sightseeing

11th-best month of the year

3.7

Beach & pool

10th-best month of the year

September is a weaker month for outdoor sightseeing in Nueva Guinea.

What to pack for Nueva Guinea in September

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

In September, Nueva Guinea sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

UV index in Nueva Guinea 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 Nueva Guinea peaks around March 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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)	11	13	14	13	12	13	12	13	12	12	10	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	14	Extreme
Apr	13	Extreme
May	12	Extreme
Jun	13	Extreme
Jul	12	Extreme
Aug	13	Extreme
Sep	12	Extreme
Oct	12	Extreme
Nov	10	Extreme
Dec	9	Very high

Air quality in Nueva Guinea 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 Nueva Guinea is worst in July — around 27 µg/m³ PM2.5 (moderate), about 4.4× the cleanest month (December, 6 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)	6	8	9	17	21	21	27	20	13	10	6	6
Level	Good	Good	Good	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Good	Good	Good

	PM2.5 (µg/m³)	Level
Jan	6	Good
Feb	8	Good
Mar	9	Good
Apr	17	Moderate
May	21	Moderate
Jun	21	Moderate
Jul	27	Moderate
Aug	20	Moderate
Sep	13	Moderate
Oct	10	Good
Nov	6	Good
Dec	6	Good

Location & terrain

Where is Nueva Guinea?

Nueva Guinea sits at 11.7°N, 84.5°W, 212 m above sea level, in Nicaragua. The nearest listed city is Rama, 58 km away.

Topography around Nueva Guinea

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Nueva Guinea.

Within 3 km, the terrain around Nueva Guinea has only modest variations in elevation — a maximum elevation change of 127 m around an average of 188 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 538 m; within 80 km, large variations in elevation — a maximum elevation change of 709 m.

The land around Nueva Guinea is covered by trees (51%) and grassland (43%) within 3 km, grassland (53%) and trees (47%) within 16 km, and trees (52%) and grassland (39%) within 80 km.

3 km

127 m

trees 51%

16 km

538 m

grassland 53%

80 km

709 m

trees 52%

treesgrasslandartificial surfaceswaterwetland

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

September weather nearby: Rama 58 km · San Carlos 72 km · El Castillo 75 km · Bluefields 84 km · Juigalpa 109 km · San José 110 km · Pearl Lagoon 112 km · La Fortuna 137 km

Nicaragua travel facts

Travel advisory: Level 3; Reconsider Travel
Power plugs: Type A / B; 120 V · 60 Hz
Prices: ≈ 34% of US; price level, 2025
GDP per capita: $3,173; 2025
Happiness: 6.3 / 10; World Happiness, 2025
Homicide rate: 11.3; per 100k, 2021
Road deaths: 16.9; per 100k/yr, 2019
Income group: Lower middle; World Bank
English: Moderate; EF EPI 512
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 Nueva Guinea (11.6876°, -84.4562°, elevation 212 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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	23
2	30	23
3	30	23
4	30	23
5	30	23
6	30	23
7	30	23
8	30	23
9	30	23
10	30	23
11	30	23
12	30	23
13	30	23
14	30	23
15	30	22
16	30	22
17	30	22
18	30	22
19	30	22
20	30	22
21	30	22
22	30	22
23	30	22
24	30	22
25	30	22
26	30	22
27	30	22
28	30	22
29	30	22
30	30	22

	Clearer (%)	Cloudier (%)
1	12	88
2	12	88
3	12	88
4	12	88
5	13	87
6	12	88
7	12	88
8	12	88
9	12	88
10	12	88
11	12	88
12	12	88
13	12	88
14	11	89
15	11	89
16	10	90
17	10	90
18	10	90
19	10	90
20	10	90
21	10	90
22	9	91
23	9	91
24	9	91
25	9	91
26	8	92
27	8	92
28	8	92
29	8	92
30	8	92

	Rain chance (%)
1	96
2	95
3	95
4	95
5	95
6	95
7	95
8	95
9	95
10	96
11	96
12	96
13	96
14	97
15	97
16	97
17	97
18	98
19	98
20	98
21	98
22	98
23	98
24	97
25	97
26	97
27	96
28	96
29	96
30	95

	Oppressive (%)	Miserable (%)
1	91	9
2	90	10
3	90	10
4	90	10
5	89	11
6	89	11
7	89	11
8	89	11
9	89	11
10	89	11
11	89	11
12	89	11
13	89	11
14	89	11
15	89	11
16	89	11
17	89	11
18	89	11
19	89	11
20	89	11
21	90	10
22	90	10
23	90	10
24	90	10
25	90	10
26	90	10
27	91	9
28	91	9
29	91	9
30	91	9

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

	Clearer (%)	Cloudier (%)
1	12	88
2	12	88
3	12	88
4	12	88
5	13	87
6	12	88
7	12	88
8	12	88
9	12	88
10	12	88
11	12	88
12	12	88
13	12	88
14	11	89
15	11	89
16	10	90
17	10	90
18	10	90
19	10	90
20	10	90
21	10	90
22	9	91
23	9	91
24	9	91
25	9	91
26	8	92
27	8	92
28	8	92
29	8	92
30	8	92

	Rain chance (%)
1	96
2	95
3	95
4	95
5	95
6	95
7	95
8	95
9	95
10	96
11	96
12	96
13	96
14	97
15	97
16	97
17	97
18	98
19	98
20	98
21	98
22	98
23	98
24	97
25	97
26	97
27	96
28	96
29	96
30	95

	Oppressive (%)	Miserable (%)
1	91	9
2	90	10
3	90	10
4	90	10
5	89	11
6	89	11
7	89	11
8	89	11
9	89	11
10	89	11
11	89	11
12	89	11
13	89	11
14	89	11
15	89	11
16	89	11
17	89	11
18	89	11
19	89	11
20	89	11
21	90	10
22	90	10
23	90	10
24	90	10
25	90	10
26	90	10
27	91	9
28	91	9
29	91	9
30	91	9

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

	Clearer (%)	Cloudier (%)
1	12	88
2	12	88
3	12	88
4	12	88
5	13	87
6	12	88
7	12	88
8	12	88
9	12	88
10	12	88
11	12	88
12	12	88
13	12	88
14	11	89
15	11	89
16	10	90
17	10	90
18	10	90
19	10	90
20	10	90
21	10	90
22	9	91
23	9	91
24	9	91
25	9	91
26	8	92
27	8	92
28	8	92
29	8	92
30	8	92

	Rain chance (%)
1	96
2	95
3	95
4	95
5	95
6	95
7	95
8	95
9	95
10	96
11	96
12	96
13	96
14	97
15	97
16	97
17	97
18	98
19	98
20	98
21	98
22	98
23	98
24	97
25	97
26	97
27	96
28	96
29	96
30	95

	Oppressive (%)	Miserable (%)
1	91	9
2	90	10
3	90	10
4	90	10
5	89	11
6	89	11
7	89	11
8	89	11
9	89	11
10	89	11
11	89	11
12	89	11
13	89	11
14	89	11
15	89	11
16	89	11
17	89	11
18	89	11
19	89	11
20	89	11
21	90	10
22	90	10
23	90	10
24	90	10
25	90	10
26	90	10
27	91	9
28	91	9
29	91	9
30	91	9