Sidi Okba weather in May

In May, Sidi Okba sees average daytime highs of 32°C and overnight lows near 21°C, with 5 mm of rain across 1.2 wet days and about 13.8 hours of daylight. It is the 5th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 30°C in the first days to 35°C by the end. The sky is clear or mostly clear about 66% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 24 min at the start of May to 14 h 06 min by month's end. Set against the rest of the year, May is Sidi Okba's 10th-clearest and 2nd-windiest month. For the whole year in context, see Sidi Okba's year-round climate.

Daytime high
32°
5th warmest
Overnight low
21°
8th coldest
Rainfall
5 mm
1.2 wet days
Daylight
13 h 48 min
5:38 AM – 7:27 PM
Cloud cover
33%
10th clearest
Wind
12 km/h
2nd windiest
Solar energy
7.33 kWh/m²
Travel score
4.9
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 30°C in the first days to 35°C by the end.

A typical May day in Sidi Okba reaches about 32°C in the afternoon and slips back to 21°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 38°C. Set against its neighbours, May runs about 6°C warmer than April and about 5°C cooler than June.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
13018
23018
33019
43019
53119
63119
73119
83120
93120
103220
113220
123220
133221
143221
153221
163221
173321
183321
193321
203322
213322
223322
233322
243422
253422
263423
273423
283423
293523
303523
313523

How May really feels in Sidi Okba

Once humidity and wind are folded in, May averages 19 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
19
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Sidi Okba weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan17° / 132.29.96.9
Feb19° / 81.910.77.8
Mar23° / 12°152.411.78.5
Apr27° / 16°152.512.88.0
May32° / 21°51.213.84.9
Jun38° / 26°20.714.31.6
Jul41° / 29°00.114.10.0
Aug40° / 28°30.913.30.3
Sep35° / 24°142.112.23.4
Oct29° / 18°122.211.17.0
Nov22° / 12°12210.28.4
Dec18° / 112.39.77.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 66% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 21%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18020
28119
38119
48218
58218
68218
78218
88119
98119
108119
118020
127921
137921
147822
157822
167822
177723
187723
197723
207723
217723
227624
237624
247624
257624
267723
277723
287822
297822
307822
317921

Chance of precipitation in May

Any precipitation

Sidi Okba gets around 5 mm of rain over 1.2 wet days in May. 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 5% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
25
35
44
54
64
74
83
93
103
113
123
133
143
153
163
173
184
194
204
214
224
234
245
255
265
275
285
295
304
314

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 96% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1982
2982
3982
4991
5991
6991
7991
8991
9991
10991
11991
12982
13982
14982
15973
16964
17964
18955
19955
20946
21946
22937
23937
24937
25928
26928
27928
28928
29928
30928
31937

Wind in May

Winds average 12 km/h in May.

Across May, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 24 min at the start of May to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over May. Sunrise moves from 5:52 AM to 5:30 AM, and sunset from 7:15 PM to 7:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:527:15
213.45:517:16
313.45:507:17
413.55:497:17
513.55:487:18
613.55:477:19
713.65:467:20
813.65:457:21
913.65:447:21
1013.65:437:22
1113.75:427:23
1213.75:427:24
1313.75:417:25
1413.85:407:25
1513.85:397:26
1613.85:387:27
1713.85:387:28
1813.95:377:29
1913.95:367:29
2013.95:357:30
2113.95:357:31
2214.05:347:32
2314.05:347:32
2414.05:337:33
2514.05:327:34
2614.05:327:35
2714.15:317:35
2814.15:317:36
2914.15:307:37
3014.15:307:37
3114.15:307:38

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.33 kWh/m².

For context, solar energy here swings from a low near 2.84 kWh/m² to a high of 7.73 kWh/m² in June across the year — May's 7.33 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.2Intense
27.2Intense
37.2Intense
47.2Intense
57.3Intense
67.3Intense
77.3Intense
87.3Intense
97.3Intense
107.3Intense
117.3Intense
127.3Intense
137.3Intense
147.3Intense
157.3Intense
167.3Intense
177.3Intense
187.3Intense
197.3Intense
207.3Intense
217.3Intense
227.3Intense
237.3Intense
247.4Intense
257.4Intense
267.4Intense
277.4Intense
287.4Intense
297.5Intense
307.5Intense
317.5Intense
Planning a trip in May

Hazard calendar for Sidi Okba

In seasonPeak

In May, Sidi Okba sits inside its dust season. The full year is below, with each hazard's peak months called out.

Sidi Okba sees seasonal dust haze (April–September), heaviest in June.

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

Is May a good time to visit Sidi Okba?

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

4.9
Sightseeing
8th-best month of the year
8.0
Beach & pool
3rd-best month of the year

May is a reasonable time to visit Sidi Okba for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Sidi Okba in May

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

In May, Sidi Okba sees daytime highs around 32°C and nights near 21°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Sidi Okba in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Sidi Okba peaks around June 19 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 19UV 9Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr6High
May8Very high
Jun9Very high
Jul8Very high
Aug8Very high
Sep7Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Sidi Okba in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sidi Okba is worst in June — around 46 µg/m³ PM2.5 (poor), about 2.6× the cleanest month (December, 18 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateJun 1745 µg/m³Dec 1418 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb20Moderate
Mar28Moderate
Apr37Poor
May38Poor
Jun46Poor
Jul39Poor
Aug36Poor
Sep35Moderate
Oct27Moderate
Nov19Moderate
Dec18Moderate
Location & terrain

Where is Sidi Okba?

Sidi Okba sits at 34.7°N, 5.9°E, 53 m above sea level, in Algeria. The nearest listed city is Biskra, 19 km away.

Topography around Sidi Okba

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

Within 3 km, the terrain around Sidi Okba has only modest variations in elevation — a maximum elevation change of 39 m around an average of 47 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 513 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,325 m.

The land around Sidi Okba is covered by bare terrain (54%) and trees (26%) within 3 km, bare terrain (76%) within 16 km, and bare terrain (70%) and grassland (20%) within 80 km.

3 km
39 m
16 km
513 m
80 km
2,325 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwetland
May weather nearby: Biskra 19 km · Tolga 48 km · Zeribet el Oued 56 km · Arris 70 km · Aïn Touta 70 km · Ouled Djellal 84 km · Barika 86 km · El Meghaïer 88 km

Algeria travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 33% of US
price level, 2025
GDP per capita
$6,051
2025
Happiness
5.7 / 10
World Happiness, 2025
Safe drinking water
69%
of population, 2024
Homicide rate
1.2
per 100k, 2023
Road deaths
20.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 468
Religion
Muslim 99%

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 Sidi Okba (34.7451°, 5.8983°, elevation 53 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).