Navojoa weather in September

In September, Navojoa sees average daytime highs of 36°C and overnight lows near 25°C, with 90 mm of rain across 10.2 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 36°C through the month. The sky is clear or mostly clear about 62% of the time in September, and the air most often feels miserable.

Daylight stretches from about 12 h 36 min at the start of September to 11 h 48 min by month's end. Set against the rest of the year, September is Navojoa's 9th-clearest and 11th-windiest month. For the whole year in context, see Navojoa's year-round climate.

Daytime high
36°
4th warmest
Overnight low
25°
10th coldest
Rainfall
90 mm
10.2 wet days
Daylight
12 h 12 min
6:07 AM – 6:17 PM
Cloud cover
37%
9th clearest
Wind
7 km/h
11th windiest
Solar energy
5.64 kWh/m²
Travel score
2.0
out of 10

Navojoa is city in the Mexican state of Sonora.

Founded
1907

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 36°C through the month.

A typical September day in Navojoa reaches about 36°C in the afternoon and slips back to 25°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 40°C. Set against its neighbours, September runs on par with August and on par with October.

20°25°30°35°40°45°151015202530
Avg high (°C)Avg low (°C)
13626
23626
33626
43626
53626
63626
73626
83626
93626
103626
113626
123626
133626
143626
153626
163625
173625
183625
193625
203625
213625
223625
233625
243625
253725
263725
273725
283724
293724
303724

How September really feels in Navojoa

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
30
30 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

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

Navojoa weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 11°14210.58.3
Feb28° / 12°131.7117.9
Mar30° / 13°40.711.86.6
Apr33° / 15°20.312.64.9
May35° / 19°10.313.33.2
Jun37° / 24°101.313.71.9
Jul37° / 27°649.513.51.5
Aug36° / 26°10413.9131.7
Sep36° / 25°9010.212.22.0
Oct35° / 21°31311.43.0
Nov31° / 15°202.210.75.8
Dec27° / 11°182.210.38.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 62% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 13% of September, with mostly cloudy or overcast conditions the remaining 25%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15842
26040
36139
46238
56436
66535
76634
86733
96832
106931
117129
127228
137327
147426
157525
167624
177723
187921
198020
208119
218218
228317
238416
248416
258614
268614
278713
288812
298812
308911

Chance of precipitation in September

Any precipitation

Navojoa gets around 90 mm of rain over 10.2 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 34% and peaks near 46% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
146
246
345
445
545
644
743
843
942
1042
1141
1240
1339
1438
1537
1636
1734
1833
1931
2030
2128
2227
2325
2424
2522
2621
2720
2819
2917
3016

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 66% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
100021187
200021286
300021286
400021385
500021385
600021484
700021583
800021682
900021781
1000021880
1100031978
1200032077
1300132175
1400132373
1500132472
1600142570
1701252666
1801252864
1901262962
2001373059
2101383157
2201493254
2301493353
24025103449
25026113447
26027123544
27027143641
28028153638
29139163636
301310183633

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 36 min at the start of September to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over September. Sunrise moves from 6:01 AM to 6:14 AM, and sunset from 6:34 PM to 6:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.66:016:34
212.56:016:33
312.56:026:32
412.56:026:31
512.56:026:30
612.46:036:29
712.46:036:27
812.46:046:26
912.36:046:25
1012.36:056:24
1112.36:056:23
1212.36:066:22
1312.26:066:20
1412.26:066:19
1512.26:076:18
1612.26:076:17
1712.16:086:16
1812.16:086:14
1912.16:096:13
2012.06:096:12
2112.06:106:11
2212.06:106:10
2312.06:116:08
2411.96:116:07
2511.96:116:06
2611.96:126:05
2711.96:126:04
2811.86:136:03
2911.86:136:01
3011.86:146:00

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.64 kWh/m².

For context, solar energy here swings from a low near 3.96 kWh/m² to a high of 8.06 kWh/m² in May across the year — September's 5.64 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
Planning a trip in September

Hazard calendar for Navojoa

In seasonPeak

In September, Navojoa sits inside its pacific hurricane season. The full year is below, with each hazard's peak months called out.

Navojoa sits in the eastern Pacific hurricane zone; the season peaks August–September.

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

Is September a good time to visit Navojoa?

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

2.0
Sightseeing
9th-best month of the year
5.0
Beach & pool
10th-best month of the year

September is a weaker month for outdoor sightseeing in Navojoa.

What to pack for Navojoa in September

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

In September, Navojoa sees daytime highs around 36°C and nights near 25°C. Pack light clothes. Worth having: rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

Sea temperature near Navojoa in September

The nearest coast averages about 30°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 48 km away) is warmest in August at about 30°C and coldest in February near 19°C.

It's comfortable for a long swim from Mar 27 to Dec 29 — about 9.1 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb19Cool
Mar19Cool
Apr21Refreshing
May24Warm
Jun27Warm
Jul29Tropical
Aug30Tropical
Sep30Tropical
Oct28Tropical
Nov25Warm
Dec21Refreshing

UV index in Navojoa 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 Navojoa peaks around July 14 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighModerateJul 14UV 12Dec 20UV 5
UV index (midday)Level
Jan5Moderate
Feb6High
Mar8Very high
Apr10Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug11Extreme
Sep10Very high
Oct7Very high
Nov6High
Dec4Moderate
Location & terrain

Where is Navojoa?

Navojoa sits at 27.1°N, 109.4°W, 47 m above sea level, in Mexico. The nearest listed city is Huatabampo, 34 km away.

Topography around Navojoa

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

Within 3 km, the terrain around Navojoa has only modest variations in elevation — a maximum elevation change of 33 m around an average of 44 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 418 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,824 m.

The land around Navojoa is covered by artificial surfaces (70%) within 3 km, shrubs (42%) and cropland (31%) within 16 km, and shrubs (32%), trees (23%) and water (20%) within 80 km.

3 km
33 m
16 km
418 m
80 km
1,824 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Huatabampo 34 km · Ciudad Obregón 67 km · Esperanza 74 km · Los Mochis 149 km · Juan José Ríos 159 km · Empalme 168 km · Heroica Guaymas 172 km · Gabriel Leyva Solano 176 km

Mexico travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 / 127 V · 60 Hz
Prices
≈ 54% of US
price level, 2025
GDP per capita
$13,889
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
12.8
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 440
Religion
Catholic 78%no religion 11%other Evangelical Churches 8%Jehovah Witness 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 Navojoa (27.0706°, -109.4434°, elevation 47 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). 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).