Sacramento weather in September

In September, Sacramento sees average daytime highs of 29°C and overnight lows near 18°C, with 61 mm of rain across 7.4 wet days and about 11.9 hours of daylight. It is the 1st-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 52% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Sacramento's 4th-clearest and 1st-windiest month. For the whole year in context, see Sacramento's year-round climate.

Daytime high
29°
1st warmest
Overnight low
18°
5th coldest
Rainfall
61 mm
7.4 wet days
Daylight
11 h 54 min
7:07 AM – 7:01 PM
Cloud cover
43%
4th clearest
Wind
10 km/h
1st windiest
Solar energy
5.91 kWh/m²
Travel score
5.9
out of 10

Sacramento is human settlement in Sacramento (Brazil/MG).

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

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical September day in Sacramento reaches about 29°C in the afternoon and slips back to 18°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 33°C. Set against its neighbours, September runs about 2°C warmer than August and on par with October.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12917
22917
32917
42917
52917
62917
72917
82917
92917
102917
112918
122918
132918
142918
152918
162918
172918
182918
192918
202918
212918
222918
232918
242918
252918
262918
272918
282918
292918
302918

Sacramento weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 20°29723.713.14.1
Feb28° / 20°22119.512.74.2
Mar28° / 19°21421.512.14.5
Apr28° / 18°8311.111.66.3
May26° / 16°415.611.17.6
Jun25° / 14°162.310.88.4
Jul26° / 14°111.810.98.5
Aug28° / 16°152.511.37.8
Sep29° / 18°617.411.95.9
Oct29° / 19°12014.512.54.8
Nov28° / 19°22320.512.94.5
Dec28° / 20°30425.513.24.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 52% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 33%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17921
27723
37723
47723
57723
67624
77525
87525
97426
107327
117228
127129
137030
146931
156832
166733
176733
186634
196535
206436
216337
226238
236139
246040
255941
265842
275842
285644
295644
305446

Chance of precipitation in September

Any precipitation

Sacramento gets around 61 mm of rain over 7.4 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 25% and peaks near 40% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
114
215
315
415
516
616
717
817
918
1019
1120
1220
1321
1422
1523
1624
1725
1826
1927
2028
2129
2231
2332
2433
2534
2635
2737
2838
2939
3040

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 49% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1721990
27119100
37019110
46919120
56719131
66620131
76520141
86321151
96122161
105924161
115725171
125526181
135427181
145129191
154930202
164731202
174532212
184332222
194233223
204033233
213833254
223733264
233532275
243432296
253231307
263130327
273029338
282928349
2928263610
3027253710

Wind in September

Winds average 10 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 36 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 36 minutes over September. Sunrise moves from 7:21 AM to 6:54 AM, and sunset from 6:58 PM to 7:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.67:216:58
211.67:216:58
311.67:206:58
411.77:196:58
511.77:186:58
611.77:176:59
711.77:166:59
811.77:156:59
911.87:146:59
1011.87:136:59
1111.87:127:00
1211.87:117:00
1311.87:107:00
1411.87:097:00
1511.97:087:01
1611.97:077:01
1711.97:067:01
1811.97:067:01
1911.97:057:01
2012.07:047:02
2112.07:037:02
2212.07:027:02
2312.07:017:02
2412.07:007:02
2512.16:597:03
2612.16:587:03
2712.16:577:03
2812.16:567:03
2912.16:557:04
3012.26:547:04

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.91 kWh/m².

For context, solar energy here swings from a low near 4.17 kWh/m² to a high of 6.13 kWh/m² in October across the year — September's 5.91 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
175.9Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
225.9Bright
236.0Bright
246.0Bright
256.0Bright
266.0Bright
276.0Bright
286.0Bright
296.0Intense
306.0Intense
Planning a trip in September

Hazard calendar for Sacramento

In seasonPeak

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

Sacramento's monsoon runs November–March, when most of the year's rain falls.

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

Is September a good time to visit Sacramento?

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

5.9
Sightseeing
6th-best month of the year
7.6
Beach & pool
4th-best month of the year

September is a reasonable time to visit Sacramento for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Sacramento in September

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

In September, Sacramento sees daytime highs around 29°C and nights near 18°C. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

UV index in Sacramento in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sacramento peaks around February 8 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highVery highExtremeFeb 8UV 15Jun 20UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr11Extreme
May8Very high
Jun7High
Jul7Very high
Aug9Very high
Sep10Extreme
Oct11Extreme
Nov14Extreme
Dec14Extreme

Air quality in Sacramento 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 Sacramento is worst in September — around 22 µg/m³ PM2.5 (moderate), about 3.9× the cleanest month (July, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1621 µg/m³Jul 106 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb7Good
Mar7Good
Apr7Good
May7Good
Jun6Good
Jul6Good
Aug11Good
Sep22Moderate
Oct11Good
Nov6Good
Dec6Good
Location & terrain

Where is Sacramento?

Sacramento sits at 19.9°S, 47.4°W, 841 m above sea level, in Brazil. The nearest listed city is Igarapava, 37 km away.

Topography around Sacramento

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

Within 3 km, the terrain around Sacramento has only modest variations in elevation — a maximum elevation change of 207 m around an average of 892 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 667 m; within 80 km, large variations in elevation — a maximum elevation change of 929 m.

The land around Sacramento is covered by cropland (39%), trees (22%) and grassland (22%) within 3 km, cropland (46%) and trees (23%) within 16 km, and cropland (43%), grassland (24%) and trees (23%) within 80 km.

3 km
207 m
16 km
667 m
80 km
929 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Igarapava 37 km · Pedregulho 44 km · Uberaba 53 km · Perdizes 59 km · Araxá 60 km · Santa Juliana 63 km · Ituverava 64 km · Miguelópolis 71 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
Roman Catholic 57%Evangelical 27%none 9%other 4%

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 Sacramento (-19.8653°, -47.44°, elevation 841 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).