Sa'dah weather in September

In September, Sa'dah sees average daytime highs of 30°C and overnight lows near 17°C, with 6 mm of rain across 1.8 wet days and about 12.1 hours of daylight. It is the 4th-warmest and 9th-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 61% of the time in September, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of September to 11 h 54 min by month's end. Set against the rest of the year, September is Sa'dah's 7th-clearest and 1st-windiest month. For the whole year in context, see Sa'dah's year-round climate.

Daytime high: 30°; 4th warmest
Overnight low: 17°; 8th coldest
Rainfall: 6 mm; 1.8 wet days
Daylight: 12 h 06 min; 5:56 AM – 6:02 PM
Cloud cover: 32%; 7th clearest
Wind: 11 km/h; 1st windiest
Solar energy: 6.44 kWh/m²
Travel score: 6.5; out of 10

Sa'dah is human settlement.

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

← August Sa'dah year-round climate October →Best places to visit in September

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

Temperature in September

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 September day in Sa'dah reaches about 30°C in the afternoon and slips back to 17°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, September runs on par with August and about 4°C warmer than October.

	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)	31	31	31	31	31	31	30	30	30	30	30	30	30	30	30	30	30	30	30	29	29	29	29	29	29	29	28	28	28	28
Avg low (°C)	18	18	18	18	18	18	18	18	18	18	18	18	18	17	17	17	17	17	17	17	17	17	17	17	17	16	16	16	16	16

	Avg high (°C)	Avg low (°C)
1	31	18
2	31	18
3	31	18
4	31	18
5	31	18
6	31	18
7	30	18
8	30	18
9	30	18
10	30	18
11	30	18
12	30	18
13	30	18
14	30	17
15	30	17
16	30	17
17	30	17
18	30	17
19	30	17
20	29	17
21	29	17
22	29	17
23	29	17
24	29	17
25	29	17
26	29	16
27	28	16
28	28	16
29	28	16
30	28	16

Sa'dah weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 9th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	22° / 8°	11	2.2	11.1	8.6
Feb	24° / 10°	8	2.2	11.4	8.9
Mar	25° / 12°	28	6.7	11.9	8.1
Apr	27° / 15°	43	9.3	12.4	7.1
May	29° / 17°	24	5.7	12.8	6.1
Jun	31° / 19°	7	1.5	13	5.4
Jul	31° / 18°	31	9	12.9	4.8
Aug	30° / 18°	56	14.4	12.6	4.6
Sep	30° / 17°	6	1.8	12.1	6.5
Oct	26° / 14°	5	0.5	11.6	9.0
Nov	24° / 11°	3	0.8	11.2	9.3
Dec	22° / 8°	3	0.9	11	9.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 61% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 23% of September, with mostly cloudy or overcast conditions the remaining 16%. Skies tend to open up as the month goes on.

	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 (%)	80	80	80	80	81	81	81	81	81	81	81	81	82	82	82	83	83	84	85	85	86	87	87	88	89	90	90	90	91	91
Cloudier (%)	20	20	20	20	19	19	19	19	19	19	19	19	18	18	18	17	17	16	15	15	14	13	13	12	11	10	10	10	9	9

	Clearer (%)	Cloudier (%)
1	80	20
2	80	20
3	80	20
4	80	20
5	81	19
6	81	19
7	81	19
8	81	19
9	81	19
10	81	19
11	81	19
12	81	19
13	82	18
14	82	18
15	82	18
16	83	17
17	83	17
18	84	16
19	85	15
20	85	15
21	86	14
22	87	13
23	87	13
24	88	12
25	89	11
26	90	10
27	90	10
28	90	10
29	91	9
30	91	9

Chance of precipitation in September

Any precipitation

Sa'dah gets around 6 mm of rain over 1.8 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 7% and peaks near 25% 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 (%)	25	23	22	20	18	16	14	12	11	9	8	7	6	5	4	3	3	2	2	2	1	1	1	1	1	1	1	1	1	1

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

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 96% 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 (%)	82	84	86	87	88	90	91	92	93	94	96	97	97	98	98	98	99	99	99	99	99	100	100	100	100	100	100	100	100	100
Comfortable (%)	16	15	13	12	11	9	8	7	6	5	4	3	3	2	2	2	1	1	1	1	1	0	0	0	0	0	0	0	0	0
Humid (%)	2	1	1	1	1	1	1	1	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

	Dry (%)	Comfortable (%)	Humid (%)
1	82	16	2
2	84	15	1
3	86	13	1
4	87	12	1
5	88	11	1
6	90	9	1
7	91	8	1
8	92	7	1
9	93	6	1
10	94	5	1
11	96	4	0
12	97	3	0
13	97	3	0
14	98	2	0
15	98	2	0
16	98	2	0
17	99	1	0
18	99	1	0
19	99	1	0
20	99	1	0
21	99	1	0
22	100	0	0
23	100	0	0
24	100	0	0
25	100	0	0
26	100	0	0
27	100	0	0
28	100	0	0
29	100	0	0
30	100	0	0

Wind in September

Winds average 11 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 10 km/h on the calmest days to 13 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)	10	10	10	10	10	10	11	11	11	11	11	11	11	11	11	11	12	12	12	12	12	12	12	12	12	12	12	12	13	13
Feels	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	calm	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze	light breeze

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

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 18 min at the start of September to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over September. Sunrise moves from 5:55 AM to 5:58 AM, and sunset from 6:15 PM to 5:50 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	12.3	12.3	12.3	12.3	12.2	12.2	12.2	12.2	12.2	12.2	12.1	12.1	12.1	12.1	12.1	12.1	12.0	12.0	12.0	12.0	12.0	12.0	11.9	11.9	11.9	11.9	11.9	11.9
Sunrise (AM)	5:55	5:55	5:55	5:55	5:55	5:55	5:55	5:56	5:56	5:56	5:56	5:56	5:56	5:56	5:56	5:56	5:57	5:57	5:57	5:57	5:57	5:57	5:57	5:57	5:58	5:58	5:58	5:58	5:58	5:58
Sunset (PM)	6:15	6:14	6:13	6:12	6:11	6:11	6:10	6:09	6:08	6:07	6:06	6:06	6:05	6:04	6:03	6:02	6:01	6:00	6:00	5:59	5:58	5:57	5:56	5:55	5:54	5:54	5:53	5:52	5:51	5:50

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.3	5:55	6:15
2	12.3	5:55	6:14
3	12.3	5:55	6:13
4	12.3	5:55	6:12
5	12.3	5:55	6:11
6	12.3	5:55	6:11
7	12.2	5:55	6:10
8	12.2	5:56	6:09
9	12.2	5:56	6:08
10	12.2	5:56	6:07
11	12.2	5:56	6:06
12	12.2	5:56	6:06
13	12.1	5:56	6:05
14	12.1	5:56	6:04
15	12.1	5:56	6:03
16	12.1	5:56	6:02
17	12.1	5:57	6:01
18	12.1	5:57	6:00
19	12.0	5:57	6:00
20	12.0	5:57	5:59
21	12.0	5:57	5:58
22	12.0	5:57	5:57
23	12.0	5:57	5:56
24	12.0	5:57	5:55
25	11.9	5:58	5:54
26	11.9	5:58	5:54
27	11.9	5:58	5:53
28	11.9	5:58	5:52
29	11.9	5:58	5:51
30	11.9	5:58	5:50

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.44 kWh/m².

For context, solar energy here swings from a low near 5.51 kWh/m² to a high of 7 kWh/m² in May across the year — September's 6.44 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)	6.2	6.2	6.3	6.3	6.3	6.3	6.3	6.3	6.3	6.3	6.3	6.4	6.4	6.4	6.4	6.4	6.4	6.5	6.5	6.5	6.5	6.5	6.5	6.6	6.6	6.6	6.6	6.6	6.6	6.6
Level	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	Intense	Intense	Intense

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

Planning a trip in September

Hazard calendar for Sa'dah

In seasonPeak

In September, Sa'dah sits inside its dust season. The full year is below, with each hazard's peak months called out.

Sa'dah sees seasonal dust haze (May–September), heaviest in July.

Dust

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is September a good time to visit Sa'dah?

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

6.5

Sightseeing

8th-best month of the year

8.5

Beach & pool

2nd-best month of the year

September is a reasonable time to visit Sa'dah for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Sa'dah in September

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

In September, Sa'dah sees daytime highs around 30°C and nights near 17°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Sa'dah in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sa'dah peaks around April 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 8 (very high).

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)	10	13	13	14	12	11	11	12	10	12	9	8
Level	Very high	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Very high	Very high

	UV index (midday)	Level
Jan	10	Very high
Feb	13	Extreme
Mar	13	Extreme
Apr	14	Extreme
May	12	Extreme
Jun	11	Extreme
Jul	11	Extreme
Aug	12	Extreme
Sep	10	Extreme
Oct	12	Extreme
Nov	9	Very high
Dec	8	Very high

Air quality in Sa'dah in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sa'dah is worst in July — around 52 µg/m³ PM2.5 (poor), about 2.5× the cleanest month (November, 21 µg/m³).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
PM2.5 (µg/m³)	29	39	38	40	38	45	52	42	32	22	21	22
Level	Moderate	Poor	Poor	Poor	Poor	Poor	Poor	Poor	Moderate	Moderate	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	29	Moderate
Feb	39	Poor
Mar	38	Poor
Apr	40	Poor
May	38	Poor
Jun	45	Poor
Jul	52	Poor
Aug	42	Poor
Sep	32	Moderate
Oct	22	Moderate
Nov	21	Moderate
Dec	22	Moderate

Location & terrain

Where is Sa'dah?

Sa'dah sits at 16.9°N, 43.8°E, 1,876 m above sea level, in Yemen. The nearest listed city is Najran, 73 km away.

Topography around Sa'dah

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

Within 3 km, the terrain around Sa'dah has significant variations in elevation — a maximum elevation change of 253 m around an average of 1,877 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 665 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,766 m.

The land around Sa'dah is covered by bare terrain (61%) and cropland (32%) within 3 km, bare terrain (77%) within 16 km, and bare terrain (73%) within 80 km.

3 km

253 m

bare terrain 61%

16 km

665 m

bare terrain 77%

80 km

2,766 m

bare terrain 73%

shrubsgrasslandcroplandartificial surfacesbare terrain

← August Sa'dah year-round climate October →Best places to visit in September

September weather nearby: Najran 73 km · Fayfā’ 77 km · Şāmitah 95 km · Abū ‘Arīsh 99 km · Ḑamad 106 km · Al Mash‘ilīyah 117 km · Şabyā 123 km · Jizan 129 km

Yemen travel facts

Travel advisory: Level 4; Do Not Travel
Power plugs: Type A / D / G; 240 V · 50 Hz
Prices: ≈ 7% of US; price level, 2013
GDP per capita: $634; 2018
Happiness: 3.5 / 10; World Happiness, 2025
Homicide rate: 5.8; per 100k, 2013
Road deaths: 29.4; per 100k/yr, 2019
Income group: Low; World Bank
English: Very low; EF EPI 402
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 Sa'dah (16.9402°, 43.7639°, elevation 1,876 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	31	18
2	31	18
3	31	18
4	31	18
5	31	18
6	31	18
7	30	18
8	30	18
9	30	18
10	30	18
11	30	18
12	30	18
13	30	18
14	30	17
15	30	17
16	30	17
17	30	17
18	30	17
19	30	17
20	29	17
21	29	17
22	29	17
23	29	17
24	29	17
25	29	17
26	29	16
27	28	16
28	28	16
29	28	16
30	28	16

	Clearer (%)	Cloudier (%)
1	80	20
2	80	20
3	80	20
4	80	20
5	81	19
6	81	19
7	81	19
8	81	19
9	81	19
10	81	19
11	81	19
12	81	19
13	82	18
14	82	18
15	82	18
16	83	17
17	83	17
18	84	16
19	85	15
20	85	15
21	86	14
22	87	13
23	87	13
24	88	12
25	89	11
26	90	10
27	90	10
28	90	10
29	91	9
30	91	9

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

	Dry (%)	Comfortable (%)	Humid (%)
1	82	16	2
2	84	15	1
3	86	13	1
4	87	12	1
5	88	11	1
6	90	9	1
7	91	8	1
8	92	7	1
9	93	6	1
10	94	5	1
11	96	4	0
12	97	3	0
13	97	3	0
14	98	2	0
15	98	2	0
16	98	2	0
17	99	1	0
18	99	1	0
19	99	1	0
20	99	1	0
21	99	1	0
22	100	0	0
23	100	0	0
24	100	0	0
25	100	0	0
26	100	0	0
27	100	0	0
28	100	0	0
29	100	0	0
30	100	0	0

	Avg high (°C)	Avg low (°C)
1	31	18
2	31	18
3	31	18
4	31	18
5	31	18
6	31	18
7	30	18
8	30	18
9	30	18
10	30	18
11	30	18
12	30	18
13	30	18
14	30	17
15	30	17
16	30	17
17	30	17
18	30	17
19	30	17
20	29	17
21	29	17
22	29	17
23	29	17
24	29	17
25	29	17
26	29	16
27	28	16
28	28	16
29	28	16
30	28	16

	Clearer (%)	Cloudier (%)
1	80	20
2	80	20
3	80	20
4	80	20
5	81	19
6	81	19
7	81	19
8	81	19
9	81	19
10	81	19
11	81	19
12	81	19
13	82	18
14	82	18
15	82	18
16	83	17
17	83	17
18	84	16
19	85	15
20	85	15
21	86	14
22	87	13
23	87	13
24	88	12
25	89	11
26	90	10
27	90	10
28	90	10
29	91	9
30	91	9

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

	Dry (%)	Comfortable (%)	Humid (%)
1	82	16	2
2	84	15	1
3	86	13	1
4	87	12	1
5	88	11	1
6	90	9	1
7	91	8	1
8	92	7	1
9	93	6	1
10	94	5	1
11	96	4	0
12	97	3	0
13	97	3	0
14	98	2	0
15	98	2	0
16	98	2	0
17	99	1	0
18	99	1	0
19	99	1	0
20	99	1	0
21	99	1	0
22	100	0	0
23	100	0	0
24	100	0	0
25	100	0	0
26	100	0	0
27	100	0	0
28	100	0	0
29	100	0	0
30	100	0	0

	Avg high (°C)	Avg low (°C)
1	31	18
2	31	18
3	31	18
4	31	18
5	31	18
6	31	18
7	30	18
8	30	18
9	30	18
10	30	18
11	30	18
12	30	18
13	30	18
14	30	17
15	30	17
16	30	17
17	30	17
18	30	17
19	30	17
20	29	17
21	29	17
22	29	17
23	29	17
24	29	17
25	29	17
26	29	16
27	28	16
28	28	16
29	28	16
30	28	16

	Clearer (%)	Cloudier (%)
1	80	20
2	80	20
3	80	20
4	80	20
5	81	19
6	81	19
7	81	19
8	81	19
9	81	19
10	81	19
11	81	19
12	81	19
13	82	18
14	82	18
15	82	18
16	83	17
17	83	17
18	84	16
19	85	15
20	85	15
21	86	14
22	87	13
23	87	13
24	88	12
25	89	11
26	90	10
27	90	10
28	90	10
29	91	9
30	91	9

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

	Dry (%)	Comfortable (%)	Humid (%)
1	82	16	2
2	84	15	1
3	86	13	1
4	87	12	1
5	88	11	1
6	90	9	1
7	91	8	1
8	92	7	1
9	93	6	1
10	94	5	1
11	96	4	0
12	97	3	0
13	97	3	0
14	98	2	0
15	98	2	0
16	98	2	0
17	99	1	0
18	99	1	0
19	99	1	0
20	99	1	0
21	99	1	0
22	100	0	0
23	100	0	0
24	100	0	0
25	100	0	0
26	100	0	0
27	100	0	0
28	100	0	0
29	100	0	0
30	100	0	0