Constantine weather in April

In April, Constantine sees average daytime highs of 20°C and overnight lows near 8°C, with 53 mm of precipitation across 9.4 wet days and about 12.9 hours of daylight. It is the 7th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 22°C by the end. The sky is clear or mostly clear about 37% 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 Constantine's 7th-clearest and 4th-windiest month. For the whole year in context, see Constantine's year-round climate.

Daytime high
20°
7th warmest
Overnight low
6th coldest
Precipitation
53 mm
9.4 wet days
Daylight
12 h 54 min
6:06 AM – 7:02 PM
Cloud cover
52%
7th clearest
Wind
8 km/h
4th windiest
Solar energy
5.94 kWh/m²
Travel score
6.4
out of 10

Constantine is city in Algeria.

Density
196/km²
people per km²
Founded
~203 BCE

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 18°C in the first days to 22°C by the end.

A typical April day in Constantine reaches about 20°C in the afternoon and slips back to 8°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 26°C. Set against its neighbours, April runs about 3°C warmer than March and about 5°C cooler than May.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
1187
2187
3187
4187
5187
6187
7197
8197
9197
10197
11197
12198
13198
14198
15208
16208
17208
18208
19208
20209
21209
22219
23219
24219
25219
26219
272110
282210
292210
302210

How April really feels in Constantine

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.

Constantine weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan12° / 458.51.29.83.5
Feb13° / 418.31.210.63.9
Mar16° / 509.10.511.75.4
Apr20° / 539.40.212.96.4
May25° / 12°487.9013.97.4
Jun30° / 17°195.4014.45.8
Jul34° / 20°93.3014.23.7
Aug34° / 20°195.3013.43.8
Sep29° / 17°318012.26.1
Oct24° / 12°367.5011.17.4
Nov17° / 386.7010.16.0
Dec13° / 447.50.59.64.1

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% 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 44%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15644
25644
35644
45644
55644
65644
75644
85644
95644
105743
115644
125644
135644
145545
155545
165545
175545
185545
195545
205545
215545
225545
235644
245644
255644
265644
275743
285743
295842
305842

Chance of precipitation in April

Any precipitation

Constantine gets around 53 mm of rain and snow over 9.4 wet days in April, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 31% and peaks near 33% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202530
Rain chance (%)
131
231
331
431
531
631
730
830
930
1030
1130
1230
1330
1431
1531
1631
1731
1832
1932
2032
2132
2233
2333
2433
2533
2633
2733
2832
2932
3031

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 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
10991
11991
12991
13991
14991
15991
16991
17982
18982
19973
20973
21973
22964
23964
24955
25955
26946
27946
28937
29937
30928

Wind in April

Winds average 8 km/h in April.

Across April, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

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 6:28 AM to 5:48 AM, and sunset from 6:49 PM to 7:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:286:49
212.46:266:49
312.46:256:50
412.56:236:51
512.56:226:52
612.56:206:53
712.66:196:54
812.66:176:55
912.76:166:55
1012.76:156:56
1112.76:136:57
1212.86:126:58
1312.86:106:59
1412.86:097:00
1512.96:077:01
1612.96:067:02
1713.06:057:02
1813.06:037:03
1913.06:027:04
2013.16:017:05
2113.15:597:06
2213.15:587:07
2313.25:577:08
2413.25:557:09
2513.35:547:09
2613.35:537:10
2713.35:527:11
2813.45:507:12
2913.45:497:13
3013.45:487:14

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.94 kWh/m².

For context, solar energy here swings from a low near 2.3 kWh/m² to a high of 7.5 kWh/m² in July across the year — April's 5.94 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.6Bright
45.6Bright
55.6Bright
65.7Bright
75.7Bright
85.7Bright
95.8Bright
105.8Bright
115.8Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
166.0Bright
176.0Bright
186.0Intense
196.0Intense
206.0Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.2Intense
266.2Intense
276.2Intense
286.3Intense
296.3Intense
306.3Intense
Planning a trip in April

Hazard calendar for Constantine

In seasonPeak

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

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

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

Is April a good time to visit Constantine?

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

6.4
Sightseeing
3rd-best month of the year
3.2
Beach & pool
7th-best month of the year

April is a reasonable time to visit Constantine for sightseeing.

What to pack for Constantine in April

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

In April, Constantine sees daytime highs around 20°C and nights near 8°C. Worth packing: rain gear and sun protection. About 9 days see rain.

rain gearsun protection

Sea temperature near Constantine in April

The nearest coast averages about 16°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 61 km away) is warmest in August at about 26°C and coldest in February near 15°C.

It's comfortable for a long swim from Jun 2 to Nov 15 — about 5.5 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Cool
Mar15Cool
Apr16Cool
May18Cool
Jun22Refreshing
Jul24Warm
Aug26Warm
Sep25Warm
Oct23Refreshing
Nov20Refreshing
Dec17Cool

UV index in Constantine 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 Constantine peaks around July 15 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 15UV 10Dec 20UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar6High
Apr7High
May7Very high
Jun8Very high
Jul10Very high
Aug8Very high
Sep8Very high
Oct6High
Nov3Moderate
Dec2Low

Air quality in Constantine 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 Constantine is worst in October — around 36 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateModeratePoorModerateOct 936 µg/m³Jul 1730 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb32Moderate
Mar33Moderate
Apr36Poor
May33Moderate
Jun32Moderate
Jul30Moderate
Aug32Moderate
Sep36Poor
Oct36Poor
Nov32Moderate
Dec32Moderate
Location & terrain

Where is Constantine?

Constantine sits at 36.4°N, 6.6°E, 574 m above sea level, in Algeria. The nearest listed city is Hamma Bouziane, 5.0 km away.

Topography around Constantine

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

Within 3 km, the terrain around Constantine has significant variations in elevation — a maximum elevation change of 443 m around an average of 566 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,019 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,697 m.

The land around Constantine is covered by artificial surfaces (47%), grassland (23%) and trees (21%) within 3 km, cropland (49%) and grassland (31%) within 16 km, and cropland (43%) and grassland (27%) within 80 km.

3 km
443 m
16 km
1,019 m
80 km
1,697 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Hamma Bouziane 5.0 km · Didouche Mourad 10 km · El Khroub 13 km · Ali Mendjeli 14 km · Aïn Smara 15 km · Zighout Youcef 21 km · Grarem 31 km · Mila 33 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 Constantine (36.365°, 6.6147°, elevation 574 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).