Tostado weather in September

In September, Tostado sees average daytime highs of 25°C and overnight lows near 13°C, with 52 mm of rain across 5.8 wet days and about 11.8 hours of daylight. It is the 8th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 24°C in the first days to 26°C by the end. The sky is clear or mostly clear about 57% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 24 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Tostado's 2nd-clearest and 1st-windiest month. For the whole year in context, see Tostado's year-round climate.

Daytime high
25°
8th warmest
Overnight low
13°
5th coldest
Rainfall
52 mm
5.8 wet days
Daylight
11 h 48 min
7:07 AM – 6:56 PM
Cloud cover
39%
2nd clearest
Wind
14 km/h
1st windiest
Solar energy
5.01 kWh/m²
Travel score
7.9
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 24°C in the first days to 26°C by the end.

A typical September day in Tostado reaches about 25°C in the afternoon and slips back to 13°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 32°C. Set against its neighbours, September runs about 3°C warmer than August and about 3°C cooler than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12412
22412
32412
42412
52412
62412
72412
82412
92412
102412
112412
122413
132513
142513
152513
162513
172513
182513
192513
202513
212513
222513
232513
242514
252614
262614
272614
282614
292614
302614

How September really feels in Tostado

Once humidity and wind are folded in, September averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Tostado weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 21°14310.713.73.9
Feb31° / 21°1079.413.14.6
Mar29° / 19°1209.312.25.7
Apr26° / 16°1118.611.37.1
May22° / 13°545.810.67.4
Jun19° / 10°315.110.27.0
Jul19° / 253.810.37.4
Aug22° / 10°353.6118.2
Sep25° / 13°525.811.87.9
Oct27° / 16°1129.312.76.7
Nov30° / 18°1258.713.55.5
Dec31° / 20°1351013.84.4

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 57% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 12% of September, with mostly cloudy or overcast conditions the remaining 31%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16832
26832
36832
46832
56832
66832
76832
86931
96931
107030
117030
127129
137129
147228
157228
167228
177129
187129
197129
207129
217030
227030
236931
246832
256733
266733
276634
286535
296535
306436

Chance of precipitation in September

Any precipitation

Tostado gets around 52 mm of rain over 5.8 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 19% and peaks near 24% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
117
217
318
418
518
619
719
819
918
1018
1118
1218
1317
1417
1517
1617
1717
1817
1917
2018
2118
2219
2319
2420
2521
2622
2722
2823
2924
3024

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 71% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1721792
2721792
3721792
4731782
5731782
6731782
7731782
8741682
9741682
10741682
11741682
12741583
13741583
14741583
15741583
16751483
17751483
18751483
19741493
20741493
21731593
227115104
236916114
246916114
256717124
266518125
276518125
286419125
296319126
306219127

Wind in September

Winds average 14 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 14 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 24 min at the start of September to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over September. Sunrise moves from 7:25 AM to 6:49 AM, and sunset from 6:48 PM to 7:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.47:256:48
211.47:246:49
311.47:236:49
411.57:226:50
511.57:206:50
611.57:196:51
711.67:186:51
811.67:176:52
911.67:156:53
1011.67:146:53
1111.77:136:54
1211.77:126:54
1311.77:106:55
1411.87:096:55
1511.87:086:56
1611.87:076:56
1711.97:056:57
1811.97:046:57
1911.97:036:58
2011.97:016:58
2112.07:006:59
2212.06:596:59
2312.06:587:00
2412.16:567:00
2512.16:557:01
2612.16:547:02
2712.26:537:02
2812.26:517:03
2912.26:507:03
3012.26:497:04

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.01 kWh/m².

For context, solar energy here swings from a low near 2.61 kWh/m² to a high of 7.03 kWh/m² in December across the year — September's 5.01 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.6Bright
54.6Bright
64.6Bright
74.7Bright
84.7Bright
94.8Bright
104.8Bright
114.9Bright
124.9Bright
135.0Bright
145.0Bright
155.0Bright
165.1Bright
175.1Bright
185.2Bright
195.2Bright
205.2Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
Planning a trip in September

Is September a good time to visit Tostado?

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

7.9
Sightseeing
2nd-best month of the year
7.0
Beach & pool
4th-best month of the year

September is one of the better times to visit Tostado for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Tostado in September

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

In September, Tostado sees daytime highs around 25°C and nights near 13°C. Worth packing: light clothes and sun protection. About 6 days see rain.

light clothessun protection

UV index in Tostado in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tostado peaks around January 24 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighModerateHighVery highExtremeJan 24UV 14Jun 22UV 4
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar11Extreme
Apr7Very high
May5Moderate
Jun4Moderate
Jul4Moderate
Aug6High
Sep8Very high
Oct10Very high
Nov12Extreme
Dec13Extreme

Air quality in Tostado 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 Tostado is worst in August — around 20 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (April, 7 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 2020 µg/m³Apr 217 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb9Good
Mar8Good
Apr7Good
May7Good
Jun8Good
Jul11Good
Aug20Moderate
Sep17Moderate
Oct10Good
Nov8Good
Dec8Good
Location & terrain

Where is Tostado?

Tostado sits at 29.2°S, 61.8°W, 77 m above sea level, in Argentina. The nearest listed city is Añatuya, 135 km away.

Topography around Tostado

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

Within 3 km, the terrain around Tostado has only modest variations in elevation — a maximum elevation change of 7 m around an average of 74 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 14 m; within 80 km, only modest variations in elevation — a maximum elevation change of 42 m.

The land around Tostado is covered by grassland (48%) within 3 km, grassland (50%) and cropland (29%) within 16 km, and grassland (47%) and cropland (41%) within 80 km.

3 km
7 m
16 km
14 m
80 km
42 m
treesshrubsgrasslandcroplandartificial surfaces
September weather nearby: Añatuya 135 km · Vera 153 km · Morteros 166 km · Sunchales 191 km · Avellaneda 205 km · Reconquista 206 km · San Justo 207 km · Villa Ángela 211 km

Argentina travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / I
220 V · 50 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$14,898
2025
Happiness
6.4 / 10
World Happiness, 2025
Homicide rate
4.5
per 100k, 2023
Road deaths
14.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 575
Religion
Roman Catholic 63%none 19%Evangelical 15%Jehovah's Witness and Church of Jesus Christ 1%

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 Tostado (-29.2327°, -61.7687°, elevation 77 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. 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).