Ar Rass weather in October

In October, Ar Rass sees average daytime highs of 35°C and overnight lows near 21°C, with 3 mm of rain across 0.4 wet days and about 11.4 hours of daylight. It is the 6th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 37°C in the first days to 32°C by the end. The sky is clear or mostly clear about 85% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 48 min at the start of October to 11 hours by month's end. Set against the rest of the year, October is Ar Rass's 5th-clearest and 9th-windiest month. For the whole year in context, see Ar Rass's year-round climate.

Daytime high
35°
6th warmest
Overnight low
21°
7th coldest
Rainfall
3 mm
0.4 wet days
Daylight
11 h 24 min
6:10 AM – 5:32 PM
Cloud cover
14%
5th clearest
Wind
14 km/h
9th windiest
Solar energy
5.74 kWh/m²
Travel score
3.5
out of 10

Ar Rass is human settlement in Saudi Arabia.

Density
1,362/km²
people per km²

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 37°C in the first days to 32°C by the end.

A typical October day in Ar Rass reaches about 35°C in the afternoon and slips back to 21°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 37°C. Set against its neighbours, October runs about 6°C cooler than September and about 8°C warmer than November.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
13823
23823
33823
43722
53722
63722
73722
83722
93622
103622
113621
123621
133621
143521
153521
163521
173520
183520
193420
203420
213420
223420
233320
243319
253319
263319
273219
283219
293219
303218
313118

How October really feels in Ar Rass

Once humidity and wind are folded in, October averages 28 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
28
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Ar Rass weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 132.410.68.0
Feb23° / 11°61.111.18.9
Mar27° / 14°142.211.88.0
Apr33° / 19°132.712.64.6
May38° / 24°20.413.21.3
Jun42° / 26°0013.60.0
Jul42° / 27°0013.50.0
Aug43° / 28°0012.90.0
Sep40° / 25°00.112.20.3
Oct35° / 21°30.411.43.5
Nov27° / 15°20310.77.8
Dec22° / 10°122.310.48.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 85% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 6% of October, with mostly cloudy or overcast conditions the remaining 8%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1964
2964
3964
4964
5964
6955
7946
8946
9946
10946
11937
12937
13937
14919
15919
16919
17919
189010
199010
209010
219010
229010
239010
248911
258911
268911
278911
289010
299010
309010
318911

Chance of precipitation in October

Any precipitation

Ar Rass gets around 3 mm of rain over 0.4 wet days in October. 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 5% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
10
20
30
40
50
60
70
80
90
100
110
120
130
141
151
161
171
181
192
202
212
222
233
243
253
264
274
284
295
305
315

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
110000
210000
310000
410000
510000
610000
710000
810000
910000
1010000
1110000
1210000
1310000
1410000
159811
169811
179811
189811
199712
209712
219523
229523
239523
249424
259334
269334
279235
289145
299145
309145
319055

Wind in October

Winds average 14 km/h in October.

Across October, daily wind ranges from about 13 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light 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
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in October

DaylightNight

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

Days shrink by about 48 minutes over October. Sunrise moves from 6:02 AM to 6:19 AM, and sunset from 5:48 PM to 5:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:025:48
211.76:035:47
311.76:035:46
411.76:045:45
511.76:045:43
611.66:055:42
711.66:055:41
811.66:065:40
911.66:065:39
1011.56:075:38
1111.56:075:37
1211.56:085:36
1311.56:085:35
1411.46:095:34
1511.46:095:33
1611.46:105:32
1711.46:105:31
1811.36:115:31
1911.36:115:30
2011.36:125:29
2111.36:125:28
2211.26:135:27
2311.26:145:26
2411.26:145:26
2511.26:155:25
2611.16:165:24
2711.16:165:23
2811.16:175:22
2911.16:175:22
3011.16:185:21
3111.06:195:20

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.74 kWh/m².

For context, solar energy here swings from a low near 4.04 kWh/m² to a high of 7.83 kWh/m² in June across the year — October's 5.74 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.2Intense
36.2Intense
46.2Intense
56.1Intense
66.1Intense
76.1Intense
86.0Intense
96.0Intense
106.0Bright
115.9Bright
125.9Bright
135.9Bright
145.8Bright
155.8Bright
165.8Bright
175.7Bright
185.7Bright
195.6Bright
205.6Bright
215.5Bright
225.5Bright
235.5Bright
245.4Bright
255.4Bright
265.3Bright
275.3Bright
285.3Bright
295.2Bright
305.2Bright
315.1Bright
Planning a trip in October

Hazard calendar for Ar Rass

In seasonPeak

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

Ar Rass sees seasonal dust haze (February–September), heaviest in May.

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

Is October a good time to visit Ar Rass?

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

3.5
Sightseeing
7th-best month of the year
7.0
Beach & pool
4th-best month of the year

October is a weaker month for outdoor sightseeing in Ar Rass. The water and warmth also suit a beach or pool day.

What to pack for Ar Rass in October

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

In October, Ar Rass sees daytime highs around 35°C and nights near 21°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Ar Rass in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ar Rass peaks around July 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highVery highExtremeVery highHighJul 17UV 12Dec 18UV 5
UV index (midday)Level
Jan6High
Feb7Very high
Mar9Very high
Apr7High
May10Extreme
Jun11Extreme
Jul12Extreme
Aug11Extreme
Sep10Very high
Oct9Very high
Nov6High
Dec5Moderate

Air quality in Ar Rass in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Ar Rass is worst in March — around 94 µg/m³ PM2.5 (unhealthy), about 2.0× the cleanest month (September, 46 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyMar 1892 µg/m³Sep 1547 µg/m³
PM2.5 (µg/m³)Level
Jan68Unhealthy
Feb78Unhealthy
Mar94Unhealthy
Apr84Unhealthy
May79Unhealthy
Jun52Poor
Jul49Poor
Aug47Poor
Sep46Poor
Oct48Poor
Nov61Unhealthy
Dec68Unhealthy
Location & terrain

Where is Ar Rass?

Ar Rass sits at 25.9°N, 43.5°E, 691 m above sea level, in Saudi Arabia. The nearest listed city is Riyāḑ al Khabrā’, 23 km away.

Topography around Ar Rass

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

Within 3 km, the terrain around Ar Rass has only modest variations in elevation — a maximum elevation change of 40 m around an average of 689 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 131 m; within 80 km, large variations in elevation — a maximum elevation change of 680 m.

The land around Ar Rass is covered by artificial surfaces (63%) and bare terrain (32%) within 3 km, bare terrain (93%) within 16 km, and bare terrain (93%) within 80 km.

3 km
40 m
16 km
131 m
80 km
680 m
croplandartificial surfacesbare terrain
October weather nearby: Riyāḑ al Khabrā’ 23 km · Al Khabrā’ 26 km · Al Badā’i‘ al Wusţá 27 km · Al Bukayrīyah 34 km · Unaizah 56 km · Buraydah 70 km · ‘Uyūn al Jiwā’ 71 km · Al Mithnab 73 km

Saudi Arabia travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type G
230 V · 60 Hz
Prices
≈ 47% of US
price level, 2025
GDP per capita
$34,537
2025
Happiness
6.8 / 10
World Happiness, 2025
Homicide rate
0.9
per 100k, 2019
Road deaths
35.9
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 404

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 Ar Rass (25.8694°, 43.4973°, elevation 691 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).