Reriutaba weather in September

In September, Reriutaba sees average daytime highs of 35°C and overnight lows near 23°C, with 3 mm of rain across 0.6 wet days and about 12 hours of daylight. It is the 3rd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 35°C through the month. The sky is clear or mostly clear about 79% of the time in September, and the air most often feels humid.

Daylight stretches from about 11 h 54 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Reriutaba's 1st-clearest and 3rd-windiest month. For the whole year in context, see Reriutaba's year-round climate.

Daytime high: 35°; 3rd warmest
Overnight low: 23°; 6th coldest
Rainfall: 3 mm; 0.6 wet days
Daylight: 12 hours; 5:37 AM – 5:36 PM
Cloud cover: 26%; 1st clearest
Wind: 11 km/h; 3rd windiest
Solar energy: 6.94 kWh/m²
Travel score: 3.4; out of 10

Reriutaba is human settlement in Brazil.

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

← August Reriutaba 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 35°C through the month.

A typical September day in Reriutaba reaches about 35°C in the afternoon and slips back to 23°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 36°C. Set against its neighbours, September runs about 1°C warmer than 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)	34	34	34	34	34	35	35	35	35	35	35	35	35	35	35	35	35	35	35	35	35	35	35	35	35	35	35	35	35	35
Avg low (°C)	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	23	24

	Avg high (°C)	Avg low (°C)
1	34	23
2	34	23
3	34	23
4	34	23
5	34	23
6	35	23
7	35	23
8	35	23
9	35	23
10	35	23
11	35	23
12	35	23
13	35	23
14	35	23
15	35	23
16	35	23
17	35	23
18	35	23
19	35	23
20	35	23
21	35	23
22	35	23
23	35	23
24	35	23
25	35	23
26	35	23
27	35	23
28	35	23
29	35	23
30	35	24

How September really feels in Reriutaba

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.

Reriutaba weather by month

How September compares with the rest of the year at a glance. September is the 3rd-warmest and 12th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	33° / 24°	96	15.4	12.2	2.9
Feb	32° / 23°	113	17.8	12.1	3.0
Mar	31° / 23°	171	22.6	12	3.0
Apr	31° / 23°	171	22.1	11.9	3.2
May	31° / 23°	76	13.5	11.8	4.0
Jun	32° / 22°	27	6.5	11.8	4.6
Jul	32° / 22°	15	3.3	11.8	4.6
Aug	34° / 22°	6	1	11.9	4.1
Sep	35° / 23°	3	0.6	12	3.4
Oct	36° / 24°	8	0.9	12.1	2.9
Nov	35° / 24°	8	1.5	12.2	2.8
Dec	35° / 24°	25	5.1	12.2	2.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 79% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 7%.

	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 (%)	91	91	91	91	91	91	91	92	92	92	92	93	93	93	94	95	95	95	96	96	96	95	95	95	95	95	95	94	93	92
Cloudier (%)	9	9	9	9	9	9	9	8	8	8	8	7	7	7	6	5	5	5	4	4	4	5	5	5	5	5	5	6	7	8

	Clearer (%)	Cloudier (%)
1	91	9
2	91	9
3	91	9
4	91	9
5	91	9
6	91	9
7	91	9
8	92	8
9	92	8
10	92	8
11	92	8
12	93	7
13	93	7
14	93	7
15	94	6
16	95	5
17	95	5
18	95	5
19	96	4
20	96	4
21	96	4
22	95	5
23	95	5
24	95	5
25	95	5
26	95	5
27	95	5
28	94	6
29	93	7
30	92	8

Chance of precipitation in September

Any precipitation

Reriutaba gets around 3 mm of rain over 0.6 wet days in September, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 2% and peaks near 3% 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 (%)	1	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	3	3

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

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 46% 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
Comfortable (%)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	0	0	0	0	0	0	0	0	0	0
Humid (%)	55	56	56	57	57	58	58	58	58	57	57	56	55	54	54	53	52	51	50	50	49	49	49	49	49	49	50	50	51	51
Muggy (%)	44	43	43	42	42	41	41	41	41	42	42	43	44	45	45	46	47	48	49	50	51	51	51	51	51	51	50	50	49	49

	Comfortable (%)	Humid (%)	Muggy (%)
1	1	55	44
2	1	56	43
3	1	56	43
4	1	57	42
5	1	57	42
6	1	58	41
7	1	58	41
8	1	58	41
9	1	58	41
10	1	57	42
11	1	57	42
12	1	56	43
13	1	55	44
14	1	54	45
15	1	54	45
16	1	53	46
17	1	52	47
18	1	51	48
19	1	50	49
20	1	50	50
21	0	49	51
22	0	49	51
23	0	49	51
24	0	49	51
25	0	49	51
26	0	49	51
27	0	50	50
28	0	50	50
29	0	51	49
30	0	51	49

Wind in September

Winds average 11 km/h in September.

Across September, daily wind ranges from about 11 km/h on the calmest days to 12 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)	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	11	12
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	11	calm
2	11	calm
3	11	calm
4	11	calm
5	11	calm
6	11	calm
7	11	calm
8	11	calm
9	11	calm
10	11	calm
11	11	calm
12	11	calm
13	11	calm
14	11	calm
15	11	calm
16	11	calm
17	11	calm
18	11	calm
19	11	calm
20	11	calm
21	11	calm
22	11	calm
23	11	calm
24	11	calm
25	11	calm
26	11	calm
27	11	calm
28	11	calm
29	11	calm
30	12	calm

Sunrise & sunset in September

DaylightNight

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

Days grow by about 6 minutes over September. Sunrise moves from 5:44 AM to 5:31 AM, and sunset from 5:40 PM to 5:33 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)	11.9	11.9	11.9	11.9	11.9	11.9	11.9	11.9	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	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0	12.0
Sunrise (AM)	5:44	5:44	5:44	5:43	5:43	5:42	5:42	5:41	5:41	5:40	5:40	5:39	5:39	5:38	5:38	5:37	5:37	5:36	5:36	5:35	5:35	5:34	5:34	5:33	5:33	5:33	5:32	5:32	5:31	5:31
Sunset (PM)	5:40	5:39	5:39	5:39	5:39	5:38	5:38	5:38	5:38	5:38	5:37	5:37	5:37	5:36	5:36	5:36	5:36	5:35	5:35	5:35	5:35	5:34	5:34	5:34	5:34	5:33	5:33	5:33	5:33	5:33

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

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.94 kWh/m².

For context, solar energy here swings from a low near 4.99 kWh/m² to a high of 7.03 kWh/m² in October across the year — September's 6.94 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)	6.7	6.7	6.7	6.7	6.8	6.8	6.8	6.8	6.8	6.8	6.9	6.9	6.9	6.9	6.9	7.0	7.0	7.0	7.0	7.0	7.0	7.0	7.0	7.0	7.0	7.1	7.1	7.1	7.1	7.1
Level	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense

	Solar energy (kWh/m²)	Level
1	6.7	Intense
2	6.7	Intense
3	6.7	Intense
4	6.7	Intense
5	6.8	Intense
6	6.8	Intense
7	6.8	Intense
8	6.8	Intense
9	6.8	Intense
10	6.8	Intense
11	6.9	Intense
12	6.9	Intense
13	6.9	Intense
14	6.9	Intense
15	6.9	Intense
16	7.0	Intense
17	7.0	Intense
18	7.0	Intense
19	7.0	Intense
20	7.0	Intense
21	7.0	Intense
22	7.0	Intense
23	7.0	Intense
24	7.0	Intense
25	7.0	Intense
26	7.1	Intense
27	7.1	Intense
28	7.1	Intense
29	7.1	Intense
30	7.1	Intense

Planning a trip in September

Hazard calendar for Reriutaba

In seasonPeak

None of Reriutaba's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Reriutaba's rainy season runs January–April, when most of the year's rain falls.

Rainy season

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is September a good time to visit Reriutaba?

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

3.4

Sightseeing

5th-best month of the year

7.2

Beach & pool

3rd-best month of the year

September is a weaker month for outdoor sightseeing in Reriutaba. The water and warmth also suit a beach or pool day.

What to pack for Reriutaba in September

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

In September, Reriutaba sees daytime highs around 35°C and nights near 23°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Reriutaba 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 Reriutaba peaks around March 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 10 (extreme).

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)	13	14	16	14	11	10	10	11	12	11	12	11
Level	Extreme	Extreme	Extreme	Extreme	Extreme	Very high	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme

	UV index (midday)	Level
Jan	13	Extreme
Feb	14	Extreme
Mar	16	Extreme
Apr	14	Extreme
May	11	Extreme
Jun	10	Very high
Jul	10	Extreme
Aug	11	Extreme
Sep	12	Extreme
Oct	11	Extreme
Nov	12	Extreme
Dec	11	Extreme

Location & terrain

Where is Reriutaba?

Reriutaba sits at 4.1°S, 40.6°W, 153 m above sea level, in Brazil. The nearest listed city is Varjota, 13 km away.

Topography around Reriutaba

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

Within 3 km, the terrain around Reriutaba has only modest variations in elevation — a maximum elevation change of 56 m around an average of 156 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 891 m; within 80 km, large variations in elevation — a maximum elevation change of 996 m.

The land around Reriutaba is covered by shrubs (51%) and grassland (39%) within 3 km, shrubs (56%) and grassland (25%) within 16 km, and shrubs (70%) within 80 km.

3 km

56 m

shrubs 51%

16 km

891 m

shrubs 56%

80 km

996 m

shrubs 70%

treesshrubsgrasslandartificial surfaceswater

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

September weather nearby: Varjota 13 km · Guaraciaba do Norte 19 km · Cariré 24 km · Ipu 25 km · São Benedito 33 km · Hidrolândia 36 km · Carnaubal 40 km · Ibiapina 42 km

Brazil travel facts

Travel advisory: Level 2; Exercise Increased Caution
Power plugs: Type C / N; 127 / 220 V · 60 Hz
Prices: ≈ 46% of US; price level, 2025
GDP per capita: $10,713; 2025
Happiness: 6.6 / 10; World Happiness, 2025
Safe drinking water: 89%; of population, 2024
Homicide rate: 19.3; per 100k, 2023
Road deaths: 16; per 100k/yr, 2019
Income group: Upper middle; World Bank
English: Low; EF EPI 482
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 Reriutaba (-4.1417°, -40.5822°, elevation 153 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. 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	34	23
2	34	23
3	34	23
4	34	23
5	34	23
6	35	23
7	35	23
8	35	23
9	35	23
10	35	23
11	35	23
12	35	23
13	35	23
14	35	23
15	35	23
16	35	23
17	35	23
18	35	23
19	35	23
20	35	23
21	35	23
22	35	23
23	35	23
24	35	23
25	35	23
26	35	23
27	35	23
28	35	23
29	35	23
30	35	24

	Clearer (%)	Cloudier (%)
1	91	9
2	91	9
3	91	9
4	91	9
5	91	9
6	91	9
7	91	9
8	92	8
9	92	8
10	92	8
11	92	8
12	93	7
13	93	7
14	93	7
15	94	6
16	95	5
17	95	5
18	95	5
19	96	4
20	96	4
21	96	4
22	95	5
23	95	5
24	95	5
25	95	5
26	95	5
27	95	5
28	94	6
29	93	7
30	92	8

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

	Comfortable (%)	Humid (%)	Muggy (%)
1	1	55	44
2	1	56	43
3	1	56	43
4	1	57	42
5	1	57	42
6	1	58	41
7	1	58	41
8	1	58	41
9	1	58	41
10	1	57	42
11	1	57	42
12	1	56	43
13	1	55	44
14	1	54	45
15	1	54	45
16	1	53	46
17	1	52	47
18	1	51	48
19	1	50	49
20	1	50	50
21	0	49	51
22	0	49	51
23	0	49	51
24	0	49	51
25	0	49	51
26	0	49	51
27	0	50	50
28	0	50	50
29	0	51	49
30	0	51	49

	Avg high (°C)	Avg low (°C)
1	34	23
2	34	23
3	34	23
4	34	23
5	34	23
6	35	23
7	35	23
8	35	23
9	35	23
10	35	23
11	35	23
12	35	23
13	35	23
14	35	23
15	35	23
16	35	23
17	35	23
18	35	23
19	35	23
20	35	23
21	35	23
22	35	23
23	35	23
24	35	23
25	35	23
26	35	23
27	35	23
28	35	23
29	35	23
30	35	24

	Clearer (%)	Cloudier (%)
1	91	9
2	91	9
3	91	9
4	91	9
5	91	9
6	91	9
7	91	9
8	92	8
9	92	8
10	92	8
11	92	8
12	93	7
13	93	7
14	93	7
15	94	6
16	95	5
17	95	5
18	95	5
19	96	4
20	96	4
21	96	4
22	95	5
23	95	5
24	95	5
25	95	5
26	95	5
27	95	5
28	94	6
29	93	7
30	92	8

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

	Comfortable (%)	Humid (%)	Muggy (%)
1	1	55	44
2	1	56	43
3	1	56	43
4	1	57	42
5	1	57	42
6	1	58	41
7	1	58	41
8	1	58	41
9	1	58	41
10	1	57	42
11	1	57	42
12	1	56	43
13	1	55	44
14	1	54	45
15	1	54	45
16	1	53	46
17	1	52	47
18	1	51	48
19	1	50	49
20	1	50	50
21	0	49	51
22	0	49	51
23	0	49	51
24	0	49	51
25	0	49	51
26	0	49	51
27	0	50	50
28	0	50	50
29	0	51	49
30	0	51	49

	Avg high (°C)	Avg low (°C)
1	34	23
2	34	23
3	34	23
4	34	23
5	34	23
6	35	23
7	35	23
8	35	23
9	35	23
10	35	23
11	35	23
12	35	23
13	35	23
14	35	23
15	35	23
16	35	23
17	35	23
18	35	23
19	35	23
20	35	23
21	35	23
22	35	23
23	35	23
24	35	23
25	35	23
26	35	23
27	35	23
28	35	23
29	35	23
30	35	24

	Clearer (%)	Cloudier (%)
1	91	9
2	91	9
3	91	9
4	91	9
5	91	9
6	91	9
7	91	9
8	92	8
9	92	8
10	92	8
11	92	8
12	93	7
13	93	7
14	93	7
15	94	6
16	95	5
17	95	5
18	95	5
19	96	4
20	96	4
21	96	4
22	95	5
23	95	5
24	95	5
25	95	5
26	95	5
27	95	5
28	94	6
29	93	7
30	92	8

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

	Comfortable (%)	Humid (%)	Muggy (%)
1	1	55	44
2	1	56	43
3	1	56	43
4	1	57	42
5	1	57	42
6	1	58	41
7	1	58	41
8	1	58	41
9	1	58	41
10	1	57	42
11	1	57	42
12	1	56	43
13	1	55	44
14	1	54	45
15	1	54	45
16	1	53	46
17	1	52	47
18	1	51	48
19	1	50	49
20	1	50	50
21	0	49	51
22	0	49	51
23	0	49	51
24	0	49	51
25	0	49	51
26	0	49	51
27	0	50	50
28	0	50	50
29	0	51	49
30	0	51	49