Īlām weather in April

In April, Īlām sees average daytime highs of 19°C and overnight lows near 8°C, with 67 mm of rain across 9.5 wet days and about 12.8 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 22°C by the end. The sky is clear or mostly clear about 53% 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 18 min by month's end. Set against the rest of the year, April is Īlām's 8th-clearest and 6th-windiest month. For the whole year in context, see Īlām's year-round climate.

Daytime high: 19°; 7th warmest
Overnight low: 8°; 6th coldest
Rainfall: 67 mm; 9.5 wet days
Daylight: 12 h 48 min; 5:59 AM – 6:50 PM
Cloud cover: 41%; 8th clearest
Wind: 7 km/h; 6th windiest
Solar energy: 6.45 kWh/m²
Travel score: 6.5; out of 10

Īlām is city in Ilam Province, Iran.

Air quality: Elevated; PM2.5 18.7 µg/m³ · 2020

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

← March Īlām year-round climate May →Best places to visit in April

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 17°C in the first days to 22°C by the end.

A typical April day in Īlām reaches about 19°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 15°C and 24°C. Set against its neighbours, April runs about 5°C warmer than March and about 7°C cooler than May.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Avg high (°C)	17	17	17	17	18	18	18	18	18	18	19	19	19	19	19	19	20	20	20	20	20	21	21	21	21	21	21	22	22	22
Avg low (°C)	5	6	6	6	6	6	7	7	7	7	7	7	7	8	8	8	8	8	8	8	9	9	9	9	9	9	9	10	10	10

	Avg high (°C)	Avg low (°C)
1	17	5
2	17	6
3	17	6
4	17	6
5	18	6
6	18	6
7	18	7
8	18	7
9	18	7
10	18	7
11	19	7
12	19	7
13	19	7
14	19	8
15	19	8
16	19	8
17	20	8
18	20	8
19	20	8
20	20	8
21	20	9
22	21	9
23	21	9
24	21	9
25	21	9
26	21	9
27	21	9
28	22	10
29	22	10
30	22	10

How April really feels in Īlām

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

heat index over the day's high

Days feeling ≤ 0°C

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.

Īlām weather by month

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

Month	High / Low (°C)	Rainfall (mm)	Wet days	Snow days	Daylight (hours)	Travel score
Jan	8° / -1°	89	10.1	5.2	10	1.4
Feb	10° / -0°	88	10.7	3.6	10.7	2.2
Mar	14° / 3°	96	11.1	1.4	11.7	4.2
Apr	19° / 8°	67	9.5	0	12.8	6.5
May	26° / 12°	21	4.9	0	13.7	7.7
Jun	32° / 17°	1	0.3	0	14.2	5.2
Jul	36° / 20°	0	0.1	0	14	2.9
Aug	36° / 19°	0	0	0	13.2	2.9
Sep	31° / 15°	1	0.3	0	12.2	5.9
Oct	24° / 10°	30	4.3	0	11.2	8.2
Nov	16° / 5°	73	8	0.1	10.3	5.2
Dec	10° / 1°	78	8.8	1.8	9.8	2.6

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 53% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 16% of April, with mostly cloudy or overcast conditions the remaining 31%.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Clearer (%)	66	66	66	65	66	66	67	67	67	67	68	68	68	68	68	69	70	70	70	70	71	71	71	71	71	71	71	71	71	71
Cloudier (%)	34	34	34	35	34	34	33	33	33	33	32	32	32	32	32	31	30	30	30	30	29	29	29	29	29	29	29	29	29	29

	Clearer (%)	Cloudier (%)
1	66	34
2	66	34
3	66	34
4	65	35
5	66	34
6	66	34
7	67	33
8	67	33
9	67	33
10	67	33
11	68	32
12	68	32
13	68	32
14	68	32
15	68	32
16	69	31
17	70	30
18	70	30
19	70	30
20	70	30
21	71	29
22	71	29
23	71	29
24	71	29
25	71	29
26	71	29
27	71	29
28	71	29
29	71	29
30	71	29

Chance of precipitation in April

Any precipitation

Īlām gets around 67 mm of rain over 9.5 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 32% and peaks near 37% on the wettest days. The odds ease toward the end of the month.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Rain chance (%)	37	37	36	36	36	35	35	34	34	33	33	32	32	31	31	31	30	30	30	30	30	29	29	30	30	30	30	30	30	30

	Rain chance (%)
1	37
2	37
3	36
4	36
5	36
6	35
7	35
8	34
9	34
10	33
11	33
12	32
13	32
14	31
15	31
16	31
17	30
18	30
19	30
20	30
21	30
22	29
23	29
24	30
25	30
26	30
27	30
28	30
29	30
30	30

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Dry (%)	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100	100

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100

Wind in April

Winds average 7 km/h in April.

Across April, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Wind speed (km/h)	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7	7
Feels	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm

	Wind speed (km/h)	Feels
1	7	calm
2	7	calm
3	7	calm
4	7	calm
5	7	calm
6	7	calm
7	7	calm
8	7	calm
9	7	calm
10	7	calm
11	7	calm
12	7	calm
13	7	calm
14	7	calm
15	7	calm
16	7	calm
17	7	calm
18	7	calm
19	7	calm
20	7	calm
21	7	calm
22	7	calm
23	7	calm
24	7	calm
25	7	calm
26	7	calm
27	7	calm
28	7	calm
29	7	calm
30	7	calm

Sunrise & sunset in April

DaylightNight

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

Days grow by about 60 minutes over April. Sunrise moves from 6:20 AM to 5:43 AM, and sunset from 6:38 PM to 7:00 PM.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Daylight (h)	12.3	12.3	12.4	12.4	12.5	12.5	12.5	12.6	12.6	12.6	12.7	12.7	12.7	12.8	12.8	12.8	12.9	12.9	12.9	13.0	13.0	13.0	13.1	13.1	13.1	13.2	13.2	13.2	13.3	13.3
Sunrise (AM)	6:20	6:18	6:17	6:15	6:14	6:13	6:11	6:10	6:09	6:07	6:06	6:05	6:03	6:02	6:01	5:59	5:58	5:57	5:56	5:54	5:53	5:52	5:51	5:50	5:48	5:47	5:46	5:45	5:44	5:43
Sunset (PM)	6:38	6:39	6:40	6:41	6:41	6:42	6:43	6:44	6:44	6:45	6:46	6:47	6:47	6:48	6:49	6:50	6:50	6:51	6:52	6:53	6:53	6:54	6:55	6:56	6:56	6:57	6:58	6:59	7:00	7:00

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.3	6:20	6:38
2	12.3	6:18	6:39
3	12.4	6:17	6:40
4	12.4	6:15	6:41
5	12.5	6:14	6:41
6	12.5	6:13	6:42
7	12.5	6:11	6:43
8	12.6	6:10	6:44
9	12.6	6:09	6:44
10	12.6	6:07	6:45
11	12.7	6:06	6:46
12	12.7	6:05	6:47
13	12.7	6:03	6:47
14	12.8	6:02	6:48
15	12.8	6:01	6:49
16	12.8	5:59	6:50
17	12.9	5:58	6:50
18	12.9	5:57	6:51
19	12.9	5:56	6:52
20	13.0	5:54	6:53
21	13.0	5:53	6:53
22	13.0	5:52	6:54
23	13.1	5:51	6:55
24	13.1	5:50	6:56
25	13.1	5:48	6:56
26	13.2	5:47	6:57
27	13.2	5:46	6:58
28	13.2	5:45	6:59
29	13.3	5:44	7:00
30	13.3	5:43	7:00

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.45 kWh/m².

For context, solar energy here swings from a low near 2.85 kWh/m² to a high of 8.05 kWh/m² in June across the year — April's 6.45 kWh/m² falls in the middle.

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28	29	30
Solar energy (kWh/m²)	5.9	6.0	6.0	6.0	6.1	6.1	6.1	6.2	6.2	6.2	6.3	6.3	6.3	6.4	6.4	6.5	6.5	6.5	6.6	6.6	6.6	6.7	6.7	6.7	6.8	6.8	6.8	6.8	6.8	6.9
Level	Bright	Bright	Bright	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense	Intense

	Solar energy (kWh/m²)	Level
1	5.9	Bright
2	6.0	Bright
3	6.0	Bright
4	6.0	Intense
5	6.1	Intense
6	6.1	Intense
7	6.1	Intense
8	6.2	Intense
9	6.2	Intense
10	6.2	Intense
11	6.3	Intense
12	6.3	Intense
13	6.3	Intense
14	6.4	Intense
15	6.4	Intense
16	6.5	Intense
17	6.5	Intense
18	6.5	Intense
19	6.6	Intense
20	6.6	Intense
21	6.6	Intense
22	6.7	Intense
23	6.7	Intense
24	6.7	Intense
25	6.8	Intense
26	6.8	Intense
27	6.8	Intense
28	6.8	Intense
29	6.8	Intense
30	6.9	Intense

Planning a trip in April

Hazard calendar for Īlām

In seasonPeak

In April, Īlām sits inside its rainy season and dust season. The full year is below, with each hazard's peak months called out.

Īlām's rainy season runs November–April, when most of the year's rain falls.

Īlām sees seasonal dust haze (April–May), heaviest in May.

Rainy season

Dust

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is April a good time to visit Īlām?

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

6.5

Sightseeing

3rd-best month of the year

3.0

Beach & pool

7th-best month of the year

April is a reasonable time to visit Īlām for sightseeing.

What to pack for Īlām in April

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

In April, Īlām sees daytime highs around 19°C and nights near 8°C. Pack sun protection. Worth having: a warm layer and rain gear. About 10 days see rain.

sun protectiona warm layerrain gear

UV index in Īlām 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 Īlām peaks around June 13 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 12 at about 3 (moderate).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	3	4	5	7	10	11	9	10	8	6	4	3
Level	Moderate	Moderate	High	High	Very high	Extreme	Very high	Very high	Very high	High	Moderate	Moderate

	UV index (midday)	Level
Jan	3	Moderate
Feb	4	Moderate
Mar	5	High
Apr	7	High
May	10	Very high
Jun	11	Extreme
Jul	9	Very high
Aug	10	Very high
Sep	8	Very high
Oct	6	High
Nov	4	Moderate
Dec	3	Moderate

Air quality in Īlām 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 Īlām is worst in May — around 23 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Seasonal pattern from CAMS reanalysis, scaled to Īlām's WHO annual average of 18.7 µg/m³.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
PM2.5 (µg/m³)	16	17	21	22	23	20	19	19	18	18	15	15
Level	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	16	Moderate
Feb	17	Moderate
Mar	21	Moderate
Apr	22	Moderate
May	23	Moderate
Jun	20	Moderate
Jul	19	Moderate
Aug	19	Moderate
Sep	18	Moderate
Oct	18	Moderate
Nov	15	Moderate
Dec	15	Moderate

Location & terrain

Where is Īlām?

Īlām sits at 33.6°N, 46.4°E, 1,403 m above sea level, in Iran. The nearest listed city is Eyvān, 24 km away.

Topography around Īlām

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

Within 3 km, the terrain around Īlām has large variations in elevation — a maximum elevation change of 620 m around an average of 1,488 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,803 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,742 m.

The land around Īlām is covered by artificial surfaces (41%) and grassland (38%) within 3 km, grassland (58%) within 16 km, and grassland (55%) and bare terrain (23%) within 80 km.

3 km

620 m

artificial surfaces 41%

16 km

1,803 m

grassland 58%

80 km

2,742 m

grassland 55%

treesshrubsgrasslandcroplandartificial surfacesbare terrain

← March Īlām year-round climate May →Best places to visit in April

April weather nearby: Eyvān 24 km · Eslāmābād-e Gharb 53 km · Mandalī 81 km · Kermanshah 96 km · Darreh Shahr 104 km · Sarpol-e Z̄ahāb 105 km · Kūhdasht 111 km · Ābdānān 117 km

Iran travel facts

Travel advisory: Level 4; Do Not Travel
Power plugs: Type C / F; 220 V · 50 Hz
Prices: ≈ 352% of US; price level, 2025
GDP per capita: $3,924; 2025
Happiness: 5.2 / 10; World Happiness, 2025
Safe drinking water: 94%; of population, 2024
Homicide rate: 2.4; per 100k, 2014
Road deaths: 21.5; per 100k/yr, 2019
Income group: Upper middle; World Bank
English: Low; EF EPI 492
Religion

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 Īlām (33.6374°, 46.4227°, elevation 1,403 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).

	Avg high (°C)	Avg low (°C)
1	17	5
2	17	6
3	17	6
4	17	6
5	18	6
6	18	6
7	18	7
8	18	7
9	18	7
10	18	7
11	19	7
12	19	7
13	19	7
14	19	8
15	19	8
16	19	8
17	20	8
18	20	8
19	20	8
20	20	8
21	20	9
22	21	9
23	21	9
24	21	9
25	21	9
26	21	9
27	21	9
28	22	10
29	22	10
30	22	10

	Clearer (%)	Cloudier (%)
1	66	34
2	66	34
3	66	34
4	65	35
5	66	34
6	66	34
7	67	33
8	67	33
9	67	33
10	67	33
11	68	32
12	68	32
13	68	32
14	68	32
15	68	32
16	69	31
17	70	30
18	70	30
19	70	30
20	70	30
21	71	29
22	71	29
23	71	29
24	71	29
25	71	29
26	71	29
27	71	29
28	71	29
29	71	29
30	71	29

	Rain chance (%)
1	37
2	37
3	36
4	36
5	36
6	35
7	35
8	34
9	34
10	33
11	33
12	32
13	32
14	31
15	31
16	31
17	30
18	30
19	30
20	30
21	30
22	29
23	29
24	30
25	30
26	30
27	30
28	30
29	30
30	30

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100

	Avg high (°C)	Avg low (°C)
1	17	5
2	17	6
3	17	6
4	17	6
5	18	6
6	18	6
7	18	7
8	18	7
9	18	7
10	18	7
11	19	7
12	19	7
13	19	7
14	19	8
15	19	8
16	19	8
17	20	8
18	20	8
19	20	8
20	20	8
21	20	9
22	21	9
23	21	9
24	21	9
25	21	9
26	21	9
27	21	9
28	22	10
29	22	10
30	22	10

	Clearer (%)	Cloudier (%)
1	66	34
2	66	34
3	66	34
4	65	35
5	66	34
6	66	34
7	67	33
8	67	33
9	67	33
10	67	33
11	68	32
12	68	32
13	68	32
14	68	32
15	68	32
16	69	31
17	70	30
18	70	30
19	70	30
20	70	30
21	71	29
22	71	29
23	71	29
24	71	29
25	71	29
26	71	29
27	71	29
28	71	29
29	71	29
30	71	29

	Rain chance (%)
1	37
2	37
3	36
4	36
5	36
6	35
7	35
8	34
9	34
10	33
11	33
12	32
13	32
14	31
15	31
16	31
17	30
18	30
19	30
20	30
21	30
22	29
23	29
24	30
25	30
26	30
27	30
28	30
29	30
30	30

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100

	Avg high (°C)	Avg low (°C)
1	17	5
2	17	6
3	17	6
4	17	6
5	18	6
6	18	6
7	18	7
8	18	7
9	18	7
10	18	7
11	19	7
12	19	7
13	19	7
14	19	8
15	19	8
16	19	8
17	20	8
18	20	8
19	20	8
20	20	8
21	20	9
22	21	9
23	21	9
24	21	9
25	21	9
26	21	9
27	21	9
28	22	10
29	22	10
30	22	10

	Clearer (%)	Cloudier (%)
1	66	34
2	66	34
3	66	34
4	65	35
5	66	34
6	66	34
7	67	33
8	67	33
9	67	33
10	67	33
11	68	32
12	68	32
13	68	32
14	68	32
15	68	32
16	69	31
17	70	30
18	70	30
19	70	30
20	70	30
21	71	29
22	71	29
23	71	29
24	71	29
25	71	29
26	71	29
27	71	29
28	71	29
29	71	29
30	71	29

	Rain chance (%)
1	37
2	37
3	36
4	36
5	36
6	35
7	35
8	34
9	34
10	33
11	33
12	32
13	32
14	31
15	31
16	31
17	30
18	30
19	30
20	30
21	30
22	29
23	29
24	30
25	30
26	30
27	30
28	30
29	30
30	30

	Dry (%)
1	100
2	100
3	100
4	100
5	100
6	100
7	100
8	100
9	100
10	100
11	100
12	100
13	100
14	100
15	100
16	100
17	100
18	100
19	100
20	100
21	100
22	100
23	100
24	100
25	100
26	100
27	100
28	100
29	100
30	100