Sig weather in April

In April, Sig sees average daytime highs of 22°C and overnight lows near 11°C, with 40 mm of rain across 6.5 wet days and about 12.9 hours of daylight. It is the 7th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 23°C by the end. The sky is clear or mostly clear about 49% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of April to 13 h 24 min by month's end. Set against the rest of the year, April is Sig's 8th-clearest and 1st-windiest month. For the whole year in context, see Sig's year-round climate.

Daytime high
22°
7th warmest
Overnight low
11°
6th coldest
Rainfall
40 mm
6.5 wet days
Daylight
12 h 54 min
6:34 AM – 7:28 PM
Cloud cover
44%
8th clearest
Wind
9 km/h
1st windiest
Solar energy
6.15 kWh/m²
Travel score
7.5
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 21°C in the first days to 23°C by the end.

A typical April day in Sig reaches about 22°C in the afternoon and slips back to 11°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 27°C. Set against its neighbours, April runs about 2°C warmer than March and about 4°C cooler than May.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12110
22110
32110
42110
52110
62110
72110
82210
92210
102211
112211
122211
132211
142211
152211
162211
172211
182211
192211
202211
212212
222312
232312
242312
252312
262312
272312
282312
292312
302413

How April really feels in Sig

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

April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Sig weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan16° / 438.19.95.6
Feb17° / 397.210.76.1
Mar20° / 43711.76.9
Apr22° / 11°406.512.97.5
May26° / 15°274.313.87.9
Jun30° / 18°71.414.46.3
Jul34° / 21°10.114.24.2
Aug34° / 22°60.813.34.0
Sep30° / 19°193.712.26.0
Oct26° / 15°325.511.17.7
Nov20° / 11°517.410.16.9
Dec17° / 386.79.66.2

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 19% of April, with mostly cloudy or overcast conditions the remaining 33%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16832
26832
36832
46832
56832
66832
76832
86733
96733
106634
116634
126535
136535
146535
156535
166535
176436
186535
196634
206634
216733
226733
236832
246931
256931
267030
277030
287129
297129
307129

Chance of precipitation in April

Any precipitation

Sig gets around 40 mm of rain over 6.5 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 22% and peaks near 23% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
121
221
322
422
522
622
723
823
923
1023
1123
1223
1323
1423
1523
1623
1723
1823
1923
2022
2122
2222
2321
2421
2521
2620
2720
2820
2919
3019

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the dry band about 87% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
19640
29640
39550
49550
59550
69460
79460
89370
99280
109190
119190
1290100
1389110
1488120
1587130
1686140
1785150
1885150
1984160
2083170
2183170
2282180
2382180
2482180
2581190
2681190
2780191
2880191
2979201
3079201

Wind in April

Winds average 9 km/h in April, the windiest month of the year.

Across April, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 18 min at the start of April to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over April. Sunrise moves from 6:55 AM to 6:17 AM, and sunset from 7:15 PM to 7:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:557:15
212.46:547:16
312.46:527:17
412.46:517:18
512.56:507:19
612.56:487:20
712.66:477:20
812.66:457:21
912.66:447:22
1012.76:427:23
1112.76:417:24
1212.86:407:25
1312.86:387:25
1412.86:377:26
1512.96:357:27
1612.96:347:28
1712.96:337:29
1813.06:317:30
1913.06:307:30
2013.06:297:31
2113.16:277:32
2213.16:267:33
2313.16:257:34
2413.26:247:35
2513.26:227:35
2613.36:217:36
2713.36:207:37
2813.36:197:38
2913.46:187:39
3013.46:177:40

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.15 kWh/m².

For context, solar energy here swings from a low near 2.51 kWh/m² to a high of 7.62 kWh/m² in June across the year — April's 6.15 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.9Bright
65.9Bright
75.9Bright
86.0Bright
96.0Bright
106.0Bright
116.0Intense
126.0Intense
136.1Intense
146.1Intense
156.1Intense
166.1Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.4Intense
266.4Intense
276.4Intense
286.5Intense
296.5Intense
306.5Intense
Planning a trip in April

Hazard calendar for Sig

In seasonPeak

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

Sig sees seasonal dust haze (June–August), heaviest in July.

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

Is April a good time to visit Sig?

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

7.5
Sightseeing
3rd-best month of the year
5.2
Beach & pool
7th-best month of the year

April is one of the better times to visit Sig for general sightseeing.

What to pack for Sig in April

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

In April, Sig sees daytime highs around 22°C and nights near 11°C. Pack sun protection. Worth having: light clothes. About 7 days see rain.

sun protectionlight clothes

Sea temperature near Sig in April

The nearest coast averages about 17°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 39 km away) is warmest in August at about 25°C and coldest in February near 15°C.

It's comfortable for a long swim from Jun 7 to Nov 1 — about 4.9 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Cool
Mar16Cool
Apr17Cool
May18Cool
Jun21Refreshing
Jul23Refreshing
Aug25Warm
Sep24Refreshing
Oct21Refreshing
Nov19Cool
Dec17Cool

UV index in Sig in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sig peaks around July 18 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 18UV 9Dec 19UV 2
UV index (midday)Level
Jan3Moderate
Feb3Moderate
Mar7High
Apr7High
May8Very high
Jun8Very high
Jul10Very high
Aug9Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec2Moderate

Air quality in Sig in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sig is worst in September — around 31 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 1530 µg/m³May 2321 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb26Moderate
Mar30Moderate
Apr25Moderate
May21Moderate
Jun21Moderate
Jul26Moderate
Aug28Moderate
Sep31Moderate
Oct27Moderate
Nov23Moderate
Dec23Moderate
Location & terrain

Where is Sig?

Sig sits at 35.5°N, 0.2°W, 62 m above sea level, in Algeria. The nearest listed city is Mohammadia, 25 km away.

Topography around Sig

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

Within 3 km, the terrain around Sig has significant variations in elevation — a maximum elevation change of 384 m around an average of 98 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 738 m; within 80 km, large variations in elevation — a maximum elevation change of 1,197 m.

The land around Sig is covered by grassland (29%), cropland (23%) and trees (20%) within 3 km, grassland (41%) and cropland (33%) within 16 km, and cropland (42%), grassland (23%) and water (20%) within 80 km.

3 km
384 m
16 km
738 m
80 km
1,197 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Mohammadia 25 km · Bou Hanifia el Hamamat 27 km · Aïn el Bya 32 km · Sfizef 33 km · Sidi ech Chahmi 33 km · Assi Bou Nif 33 km · Mascara 34 km · ’Aïn el Berd 34 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 Sig (35.5283°, -0.1937°, elevation 62 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).