Ar Riyāḑ weather in October

In October, Ar Riyāḑ sees average daytime highs of 30°C and overnight lows near 20°C, with 4 mm of rain across 1.1 wet days and about 11.2 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 31°C in the first days to 28°C by the end. The sky is clear or mostly clear about 80% of the time in October, and the air most often feels humid.

Daylight stretches from about 11 h 42 min at the start of October to 10 h 48 min by month's end. Set against the rest of the year, October is Ar Riyāḑ's 6th-clearest and 12th-windiest month. For the whole year in context, see Ar Riyāḑ's year-round climate.

Daytime high
30°
5th warmest
Overnight low
20°
8th coldest
Rainfall
4 mm
1.1 wet days
Daylight
11 h 12 min
6:05 AM – 5:18 PM
Cloud cover
23%
6th clearest
Wind
10 km/h
12th windiest
Solar energy
4.59 kWh/m²
Travel score
6.7
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 31°C in the first days to 28°C by the end.

A typical October day in Ar Riyāḑ reaches about 30°C in the afternoon and slips back to 20°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 33°C. Set against its neighbours, October runs about 3°C cooler than September and about 4°C warmer than November.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13121
23121
33121
43121
53121
63121
73121
83120
93120
103120
113120
123020
133020
143020
153020
163020
173020
183020
193020
203019
212919
222919
232919
242919
252919
262919
272819
282818
292818
302818
312818

How October really feels in Ar Riyāḑ

Once humidity and wind are folded in, October averages 1 day 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
1
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 Riyāḑ weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan19° / 10°154.210.27.3
Feb20° / 11°133.410.97.6
Mar23° / 12°92.111.88.5
Apr26° / 15°41.112.78.6
May30° / 18°20.413.66.9
Jun32° / 21°00145.5
Jul33° / 23°0013.84.8
Aug34° / 24°0013.14.5
Sep33° / 22°00.112.25.2
Oct30° / 20°41.111.26.7
Nov25° / 16°10210.48.4
Dec21° / 12°92.7107.9

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 80% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 11% of October, with mostly cloudy or overcast conditions the remaining 9%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1964
2964
3964
4946
5946
6946
7946
8946
9937
10937
11937
12937
13928
14928
15928
16928
17928
18919
199010
209010
219010
229010
238812
248812
258812
268713
278713
288614
298515
308515
318416

Chance of precipitation in October

Any precipitation

Ar Riyāḑ gets around 4 mm of rain over 1.1 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 4% and peaks near 7% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
41
52
62
72
82
92
103
113
123
133
143
153
164
174
184
194
205
215
225
235
245
256
266
276
287
297
307
317

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the humid band about 41% of days. Sticky, muggy-or-worse air turns up on roughly 25% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
121144394
221245383
321345363
421446353
531546343
631647332
731647312
831747302
931848292
1031947282
1132047282
1242147272
1342246262
1442246262
1552345252
1652444251
1762543241
1872643231
1982742221
2092841211
21102940201
22113039191
23123138181
24143237160
25153336150
26173435140
27183533130
28203632120
29213631110
30233730100
3125382890

Wind in October

Winds average 10 km/h in October, the calmest month.

Across October, 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.

051015151015202531
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
3110calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 42 min at the start of October to 10 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 54 minutes over October. Sunrise moves from 5:54 AM to 6:16 AM, and sunset from 5:36 PM to 5:03 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.75:545:36
211.75:555:35
311.65:565:34
411.65:565:32
511.65:575:31
611.55:585:30
711.55:585:29
811.55:595:27
911.46:005:26
1011.46:005:25
1111.46:015:24
1211.36:025:23
1311.36:025:21
1411.36:035:20
1511.36:045:19
1611.26:055:18
1711.26:055:17
1811.26:065:16
1911.16:075:15
2011.16:085:14
2111.16:085:13
2211.06:095:12
2311.06:105:11
2411.06:115:10
2511.06:115:09
2610.96:125:08
2710.96:135:07
2810.96:145:06
2910.86:155:05
3010.86:155:04
3110.86:165:03

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.59 kWh/m².

For context, solar energy here swings from a low near 2.87 kWh/m² to a high of 7.82 kWh/m² in June across the year — October's 4.59 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.2Bright
45.2Bright
55.1Bright
65.1Bright
75.0Bright
85.0Bright
94.9Bright
104.9Bright
114.8Bright
124.8Bright
134.7Bright
144.7Bright
154.6Bright
164.6Bright
174.5Bright
184.5Bright
194.5Bright
204.4Bright
214.4Bright
224.3Bright
234.3Bright
244.2Bright
254.2Bright
264.1Bright
274.1Bright
284.0Bright
294.0Bright
304.0Moderate
313.9Moderate
Planning a trip in October

Hazard calendar for Ar Riyāḑ

In seasonPeak

None of Ar Riyāḑ'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 Riyāḑ sees seasonal dust haze (May), heaviest in May.

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

Is October a good time to visit Ar Riyāḑ?

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

6.7
Sightseeing
8th-best month of the year
8.8
Beach & pool
2nd-best month of the year

October is a reasonable time to visit Ar Riyāḑ for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Ar Riyāḑ in October

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

In October, Ar Riyāḑ sees daytime highs around 30°C and nights near 20°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Ar Riyāḑ in October

The nearest coast averages about 26°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 43 km away) is warmest in August at about 27°C and coldest in February near 17°C.

It's comfortable for a long swim from May 3 to Dec 19 — about 7.6 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan18Cool
Feb17Cool
Mar17Cool
Apr19Cool
May21Refreshing
Jun24Warm
Jul26Warm
Aug27Warm
Sep27Warm
Oct26Warm
Nov23Refreshing
Dec20Refreshing

UV index in Ar Riyāḑ in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ar Riyāḑ peaks around June 18 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 18UV 10Jan 10UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr8Very high
May10Very high
Jun10Extreme
Jul10Very high
Aug10Extreme
Sep9Very high
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Ar Riyāḑ 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 Riyāḑ is worst in January — around 52 µg/m³ PM2.5 (poor), about 2.6× the cleanest month (July, 20 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorJan 1651 µg/m³Jul 2020 µg/m³
PM2.5 (µg/m³)Level
Jan52Poor
Feb47Poor
Mar39Poor
Apr33Moderate
May29Moderate
Jun23Moderate
Jul20Moderate
Aug21Moderate
Sep22Moderate
Oct29Moderate
Nov44Poor
Dec47Poor
Location & terrain

Where is Ar Riyāḑ?

Ar Riyāḑ sits at 31.2°N, 30.9°E, 7 m above sea level, in Egypt. The nearest listed city is Sīdī Ghāzī, 11 km away.

Topography around Ar Riyāḑ

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

Within 3 km, the terrain around Ar Riyāḑ has only modest variations in elevation — a maximum elevation change of 14 m around an average of 2 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 23 m; within 80 km, only modest variations in elevation — a maximum elevation change of 37 m.

The land around Ar Riyāḑ is covered by cropland (84%) within 3 km, cropland (80%) within 16 km, and cropland (56%) and water (30%) within 80 km.

3 km
14 m
16 km
23 m
80 km
37 m
treescroplandartificial surfacesbare terrainwaterwetland
October weather nearby: Sīdī Ghāzī 11 km · Kafr ash Shaykh 14 km · Sīdī Sālim 15 km · Al Ḩāmūl 21 km · Qillīn 23 km · Biyalā 27 km · Quţūr 30 km · Disūq 31 km

Egypt travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 15% of US
price level, 2025
GDP per capita
$3,086
2025
Happiness
3.9 / 10
World Happiness, 2025
Safe drinking water
79%
of population, 2024
Homicide rate
1.3
per 100k, 2017
Road deaths
10.1
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 459
Religion
Muslim 90%Christian 10%

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 Riyāḑ (31.2419°, 30.945°, elevation 7 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. 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. 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).