Sayyān weather in July

In July, Sayyān sees average daytime highs of 26°C and overnight lows near 16°C, with 58 mm of rain across 13.2 wet days and about 12.8 hours of daylight. It is the 2nd-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 26°C by the end. The sky is clear or mostly clear about 7% of the time in July, and the air most often feels dry.

Daylight stretches from about 12 h 54 min at the start of July to 12 h 42 min by month's end. Set against the rest of the year, July is Sayyān's 12th-clearest and 9th-windiest month. For the whole year in context, see Sayyān's year-round climate.

Daytime high: 26°; 2nd warmest
Overnight low: 16°; 12th coldest
Rainfall: 58 mm; 13.2 wet days
Daylight: 12 h 48 min; 5:44 AM – 6:33 PM
Cloud cover: 65%; 12th clearest
Wind: 6 km/h; 9th windiest
Solar energy: 5.6 kWh/m²
Travel score: 6.0; out of 10

Sayyān is town in San‘a’ Governorate, Yemen.

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

← June Sayyān year-round climate August →Best places to visit in July

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 27°C in the first days to 26°C by the end.

A typical July day in Sayyān reaches about 26°C in the afternoon and slips back to 16°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 29°C. Set against its neighbours, July runs about 1°C cooler than June and about 1°C warmer than August.

	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	31
Avg high (°C)	27	27	27	27	27	27	27	27	27	27	27	27	27	27	27	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	25
Avg low (°C)	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16	16

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

Sayyān weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 2nd-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	22° / 8°	6	1.6	11.2	8.6
Feb	23° / 10°	6	1.6	11.5	8.9
Mar	24° / 12°	21	5.4	11.9	8.3
Apr	25° / 13°	44	8.3	12.3	7.5
May	26° / 15°	41	8.1	12.7	7.1
Jun	28° / 16°	17	5	12.9	7.2
Jul	26° / 16°	58	13.2	12.8	6.0
Aug	26° / 15°	112	22.1	12.5	5.0
Sep	26° / 14°	22	6.1	12.1	7.5
Oct	24° / 11°	10	1.1	11.7	9.1
Nov	22° / 9°	4	1	11.3	8.9
Dec	22° / 8°	3	0.8	11.1	8.8

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in July, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 29% of July, with mostly cloudy or overcast conditions the remaining 64%. Skies tend to cloud over 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	31
Clearer (%)	40	39	39	37	36	36	36	36	36	34	34	35	35	35	34	34	35	35	36	36	36	36	36	36	36	36	36	36	36	36	36
Cloudier (%)	60	61	61	63	64	64	64	64	64	66	66	65	65	65	66	66	65	65	64	64	64	64	64	64	64	64	64	64	64	64	64

	Clearer (%)	Cloudier (%)
1	40	60
2	39	61
3	39	61
4	37	63
5	36	64
6	36	64
7	36	64
8	36	64
9	36	64
10	34	66
11	34	66
12	35	65
13	35	65
14	35	65
15	34	66
16	34	66
17	35	65
18	35	65
19	36	64
20	36	64
21	36	64
22	36	64
23	36	64
24	36	64
25	36	64
26	36	64
27	36	64
28	36	64
29	36	64
30	36	64
31	36	64

Chance of precipitation in July

Any precipitation

Sayyān gets around 58 mm of rain over 13.2 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 43% and peaks near 64% on the wettest days. The odds climb 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	31
Rain chance (%)	21	22	23	25	26	28	30	31	33	34	36	38	39	41	42	44	45	46	48	49	50	51	53	54	56	57	59	60	62	63	64

	Rain chance (%)
1	21
2	22
3	23
4	25
5	26
6	28
7	30
8	31
9	33
10	34
11	36
12	38
13	39
14	41
15	42
16	44
17	45
18	46
19	48
20	49
21	50
22	51
23	53
24	54
25	56
26	57
27	59
28	60
29	62
30	63
31	64

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the dry band about 89% 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	31
Dry (%)	99	99	99	98	98	98	97	97	96	96	95	95	94	94	93	92	91	91	90	89	87	86	85	84	82	80	79	77	75	73	72
Comfortable (%)	1	1	1	2	2	2	3	3	4	4	5	5	6	6	7	8	9	9	10	11	13	14	15	16	18	20	21	23	25	27	28

	Dry (%)	Comfortable (%)
1	99	1
2	99	1
3	99	1
4	98	2
5	98	2
6	98	2
7	97	3
8	97	3
9	96	4
10	96	4
11	95	5
12	95	5
13	94	6
14	94	6
15	93	7
16	92	8
17	91	9
18	91	9
19	90	10
20	89	11
21	87	13
22	86	14
23	85	15
24	84	16
25	82	18
26	80	20
27	79	21
28	77	23
29	75	25
30	73	27
31	72	28

Wind in July

Winds average 6 km/h in July.

Across July, daily wind ranges from about 6 km/h on the calmest days to 6 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	31
Wind speed (km/h)	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6
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	calm

	Wind speed (km/h)	Feels
1	6	calm
2	6	calm
3	6	calm
4	6	calm
5	6	calm
6	6	calm
7	6	calm
8	6	calm
9	6	calm
10	6	calm
11	6	calm
12	6	calm
13	6	calm
14	6	calm
15	6	calm
16	6	calm
17	6	calm
18	6	calm
19	6	calm
20	6	calm
21	6	calm
22	6	calm
23	6	calm
24	6	calm
25	6	calm
26	6	calm
27	6	calm
28	6	calm
29	6	calm
30	6	calm
31	6	calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 12 h 54 min at the start of July to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over July. Sunrise moves from 5:39 AM to 5:48 AM, and sunset from 6:33 PM to 6:30 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	31
Daylight (h)	12.9	12.9	12.9	12.9	12.9	12.9	12.9	12.9	12.9	12.9	12.8	12.8	12.8	12.8	12.8	12.8	12.8	12.8	12.8	12.8	12.8	12.8	12.8	12.8	12.7	12.7	12.7	12.7	12.7	12.7	12.7
Sunrise (AM)	5:39	5:40	5:40	5:40	5:40	5:41	5:41	5:41	5:42	5:42	5:42	5:43	5:43	5:43	5:43	5:44	5:44	5:44	5:45	5:45	5:45	5:46	5:46	5:46	5:46	5:47	5:47	5:47	5:47	5:48	5:48
Sunset (PM)	6:33	6:33	6:33	6:33	6:33	6:33	6:33	6:33	6:33	6:33	6:33	6:33	6:33	6:33	6:33	6:33	6:33	6:33	6:33	6:32	6:32	6:32	6:32	6:32	6:31	6:31	6:31	6:31	6:30	6:30	6:30

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	12.9	5:39	6:33
2	12.9	5:40	6:33
3	12.9	5:40	6:33
4	12.9	5:40	6:33
5	12.9	5:40	6:33
6	12.9	5:41	6:33
7	12.9	5:41	6:33
8	12.9	5:41	6:33
9	12.9	5:42	6:33
10	12.9	5:42	6:33
11	12.8	5:42	6:33
12	12.8	5:43	6:33
13	12.8	5:43	6:33
14	12.8	5:43	6:33
15	12.8	5:43	6:33
16	12.8	5:44	6:33
17	12.8	5:44	6:33
18	12.8	5:44	6:33
19	12.8	5:45	6:33
20	12.8	5:45	6:32
21	12.8	5:45	6:32
22	12.8	5:46	6:32
23	12.8	5:46	6:32
24	12.8	5:46	6:32
25	12.7	5:46	6:31
26	12.7	5:47	6:31
27	12.7	5:47	6:31
28	12.7	5:47	6:31
29	12.7	5:47	6:30
30	12.7	5:48	6:30
31	12.7	5:48	6:30

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.6 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 5.6 kWh/m² to a high of 6.8 kWh/m² in April across the year — July's 5.6 kWh/m² sits near the bottom.

	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	31
Solar energy (kWh/m²)	5.8	5.8	5.8	5.7	5.7	5.7	5.7	5.7	5.7	5.7	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.6	5.5	5.5	5.5	5.5	5.5	5.5	5.5	5.5	5.5	5.5
Level	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright	Bright

	Solar energy (kWh/m²)	Level
1	5.8	Bright
2	5.8	Bright
3	5.8	Bright
4	5.7	Bright
5	5.7	Bright
6	5.7	Bright
7	5.7	Bright
8	5.7	Bright
9	5.7	Bright
10	5.7	Bright
11	5.6	Bright
12	5.6	Bright
13	5.6	Bright
14	5.6	Bright
15	5.6	Bright
16	5.6	Bright
17	5.6	Bright
18	5.6	Bright
19	5.6	Bright
20	5.6	Bright
21	5.6	Bright
22	5.5	Bright
23	5.5	Bright
24	5.5	Bright
25	5.5	Bright
26	5.5	Bright
27	5.5	Bright
28	5.5	Bright
29	5.5	Bright
30	5.5	Bright
31	5.5	Bright

Planning a trip in July

Hazard calendar for Sayyān

In seasonPeak

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

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

Dust

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is July a good time to visit Sayyān?

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

6.0

Sightseeing

11th-best month of the year

5.9

Beach & pool

9th-best month of the year

July is a reasonable time to visit Sayyān for sightseeing.

What to pack for Sayyān in July

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

In July, Sayyān sees daytime highs around 26°C and nights near 16°C. Worth packing: light clothes, rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Sayyān in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sayyān peaks around April 13 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 9 (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)	11	13	15	16	13	12	11	13	13	12	10	9
Level	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Extreme	Very high	Very high

	UV index (midday)	Level
Jan	11	Extreme
Feb	13	Extreme
Mar	15	Extreme
Apr	16	Extreme
May	13	Extreme
Jun	12	Extreme
Jul	11	Extreme
Aug	13	Extreme
Sep	13	Extreme
Oct	12	Extreme
Nov	10	Very high
Dec	9	Very high

Air quality in Sayyān in July

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sayyān is worst in July — around 48 µg/m³ PM2.5 (poor), about 2.0× the cleanest month (November, 24 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	38	37	40	40	43	48	41	35	27	24	24
Level	Moderate	Poor	Poor	Poor	Poor	Poor	Poor	Poor	Moderate	Moderate	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	29	Moderate
Feb	38	Poor
Mar	37	Poor
Apr	40	Poor
May	40	Poor
Jun	43	Poor
Jul	48	Poor
Aug	41	Poor
Sep	35	Moderate
Oct	27	Moderate
Nov	24	Moderate
Dec	24	Moderate

Location & terrain

Where is Sayyān?

Sayyān sits at 15.2°N, 44.3°E, 2,482 m above sea level, in Yemen. The nearest listed city is Saḩar, 16 km away.

Topography around Sayyān

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

Within 3 km, the terrain around Sayyān has significant variations in elevation — a maximum elevation change of 304 m around an average of 2,493 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,408 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,066 m.

The land around Sayyān is covered by bare terrain (43%) and cropland (34%) within 3 km, bare terrain (44%) and cropland (29%) within 16 km, and bare terrain (51%) within 80 km.

3 km

304 m

bare terrain 43%

16 km

1,408 m

bare terrain 44%

80 km

3,066 m

bare terrain 51%

shrubsgrasslandcroplandartificial surfacesbare terrainwater

← June Sayyān year-round climate August →Best places to visit in July

July weather nearby: Saḩar 16 km · Sanaa 24 km · ‘Amrān 68 km · Dhamār 70 km · Ḩajjah 96 km · Yarīm 97 km · Bājil 112 km · Ma'rib 112 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 Sayyān (15.1718°, 44.3244°, elevation 2,482 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	27	16
2	27	16
3	27	16
4	27	16
5	27	16
6	27	16
7	27	16
8	27	16
9	27	16
10	27	16
11	27	16
12	27	16
13	27	16
14	27	16
15	27	16
16	26	16
17	26	16
18	26	16
19	26	16
20	26	16
21	26	16
22	26	16
23	26	16
24	26	16
25	26	16
26	26	16
27	26	16
28	26	16
29	26	16
30	26	16
31	25	16

	Clearer (%)	Cloudier (%)
1	40	60
2	39	61
3	39	61
4	37	63
5	36	64
6	36	64
7	36	64
8	36	64
9	36	64
10	34	66
11	34	66
12	35	65
13	35	65
14	35	65
15	34	66
16	34	66
17	35	65
18	35	65
19	36	64
20	36	64
21	36	64
22	36	64
23	36	64
24	36	64
25	36	64
26	36	64
27	36	64
28	36	64
29	36	64
30	36	64
31	36	64

	Rain chance (%)
1	21
2	22
3	23
4	25
5	26
6	28
7	30
8	31
9	33
10	34
11	36
12	38
13	39
14	41
15	42
16	44
17	45
18	46
19	48
20	49
21	50
22	51
23	53
24	54
25	56
26	57
27	59
28	60
29	62
30	63
31	64

	Dry (%)	Comfortable (%)
1	99	1
2	99	1
3	99	1
4	98	2
5	98	2
6	98	2
7	97	3
8	97	3
9	96	4
10	96	4
11	95	5
12	95	5
13	94	6
14	94	6
15	93	7
16	92	8
17	91	9
18	91	9
19	90	10
20	89	11
21	87	13
22	86	14
23	85	15
24	84	16
25	82	18
26	80	20
27	79	21
28	77	23
29	75	25
30	73	27
31	72	28

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

	Clearer (%)	Cloudier (%)
1	40	60
2	39	61
3	39	61
4	37	63
5	36	64
6	36	64
7	36	64
8	36	64
9	36	64
10	34	66
11	34	66
12	35	65
13	35	65
14	35	65
15	34	66
16	34	66
17	35	65
18	35	65
19	36	64
20	36	64
21	36	64
22	36	64
23	36	64
24	36	64
25	36	64
26	36	64
27	36	64
28	36	64
29	36	64
30	36	64
31	36	64

	Rain chance (%)
1	21
2	22
3	23
4	25
5	26
6	28
7	30
8	31
9	33
10	34
11	36
12	38
13	39
14	41
15	42
16	44
17	45
18	46
19	48
20	49
21	50
22	51
23	53
24	54
25	56
26	57
27	59
28	60
29	62
30	63
31	64

	Dry (%)	Comfortable (%)
1	99	1
2	99	1
3	99	1
4	98	2
5	98	2
6	98	2
7	97	3
8	97	3
9	96	4
10	96	4
11	95	5
12	95	5
13	94	6
14	94	6
15	93	7
16	92	8
17	91	9
18	91	9
19	90	10
20	89	11
21	87	13
22	86	14
23	85	15
24	84	16
25	82	18
26	80	20
27	79	21
28	77	23
29	75	25
30	73	27
31	72	28

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

	Clearer (%)	Cloudier (%)
1	40	60
2	39	61
3	39	61
4	37	63
5	36	64
6	36	64
7	36	64
8	36	64
9	36	64
10	34	66
11	34	66
12	35	65
13	35	65
14	35	65
15	34	66
16	34	66
17	35	65
18	35	65
19	36	64
20	36	64
21	36	64
22	36	64
23	36	64
24	36	64
25	36	64
26	36	64
27	36	64
28	36	64
29	36	64
30	36	64
31	36	64

	Rain chance (%)
1	21
2	22
3	23
4	25
5	26
6	28
7	30
8	31
9	33
10	34
11	36
12	38
13	39
14	41
15	42
16	44
17	45
18	46
19	48
20	49
21	50
22	51
23	53
24	54
25	56
26	57
27	59
28	60
29	62
30	63
31	64

	Dry (%)	Comfortable (%)
1	99	1
2	99	1
3	99	1
4	98	2
5	98	2
6	98	2
7	97	3
8	97	3
9	96	4
10	96	4
11	95	5
12	95	5
13	94	6
14	94	6
15	93	7
16	92	8
17	91	9
18	91	9
19	90	10
20	89	11
21	87	13
22	86	14
23	85	15
24	84	16
25	82	18
26	80	20
27	79	21
28	77	23
29	75	25
30	73	27
31	72	28