Ibb climate

Name: Ibb
Address: YE

Ibb is warmest in June, with average highs of 27 °C, and coldest in December, when nights average 11 °C. August is the wettest month (223 mm) and December the driest (6.7 mm). Figures are 1991–2020 climate normals.

Across a full year Ibb averages 800 mm of rain and 175 days above 25 °C.

Yemen · population 771,514 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month June 27 °C
Coldest month December 11 °C
Driest month December 7 mm
Wettest month August 223 mm
Least cloud November 27 % cloud
Hottest on record May 32 °C
Coldest on record December 4.4 °C

What to expectIbb through the year

Ibb has a clear annual cycle: average daily highs run from 23 °C in December to 27 °C in June, a swing of 4.7 °C in mean temperature across the year.

Counted across a normal year, 175 days a year reach 25 °C, 3 of them reach 30 °C. The warmest reading in the 1991–2020 record is 32 °C, in May.

Rain is strongly seasonal. August averages 223 mm against 7 mm in December — 33 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	23.0 °C	12 mm	32 %
February	24.5 °C	13 mm	29 %
March	25.4 °C	40 mm	31 %
April	26.0 °C	58 mm	36 %
May	26.7 °C	82 mm	43 %
June	27.1 °C	80 mm	49 %
July	25.9 °C	144 mm	60 %
August	24.7 °C	223 mm	57 %
September	25.2 °C	107 mm	43 %
October	24.9 °C	28 mm	30 %
November	23.9 °C	9 mm	27 %
December	23.0 °C	7 mm	28 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	23.0 °C	11.0 °C	16.5 °C	27.3 °C	5.5 °C	2	0
February	24.5 °C	11.8 °C	17.7 °C	28.7 °C	6.6 °C	12	0
March	25.4 °C	12.9 °C	18.8 °C	30.4 °C	6.7 °C	20	0
April	26.0 °C	14.0 °C	19.7 °C	31.3 °C	9.5 °C	20	0
May	26.7 °C	15.2 °C	20.5 °C	31.6 °C	10.5 °C	24	2
June	27.1 °C	16.0 °C	21.0 °C	31.1 °C	12.6 °C	28	1
July	25.9 °C	16.6 °C	20.8 °C	29.5 °C	13.4 °C	22	0
August	24.7 °C	16.3 °C	20.0 °C	29.7 °C	12.3 °C	11	0
September	25.2 °C	14.6 °C	19.3 °C	30.2 °C	9.5 °C	15	0
October	24.9 °C	12.1 °C	18.1 °C	28.5 °C	8.8 °C	16	0
November	23.9 °C	11.0 °C	17.1 °C	26.9 °C	6.4 °C	5	0
December	23.0 °C	10.6 °C	16.3 °C	26.2 °C	4.4 °C	1	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	12 mm	3	11 h/day	32 %	65 %	9.8 km/h
February	13 mm	3	12 h/day	29 %	61 %	10 km/h
March	40 mm	7	12 h/day	31 %	57 %	11 km/h
April	58 mm	8	12 h/day	36 %	59 %	11 km/h
May	82 mm	13	13 h/day	43 %	64 %	9.0 km/h
June	80 mm	16	13 h/day	49 %	64 %	10 km/h
July	144 mm	23	13 h/day	60 %	69 %	13 km/h
August	223 mm	28	13 h/day	57 %	78 %	11 km/h
September	107 mm	17	12 h/day	43 %	72 %	8.5 km/h
October	28 mm	5	12 h/day	30 %	63 %	8.6 km/h
November	9 mm	2	11 h/day	27 %	62 %	8.5 km/h
December	7 mm	2	11 h/day	28 %	64 %	8.7 km/h

How Ibb compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Ibb	27 °C	11 °C	800 mm	175
Taiz · Yemen	31 °C	15 °C	560 mm	327
Dhamār · Yemen	26 °C	6.5 °C	548 mm	73
Sanaa · Yemen	29 °C	8.6 °C	309 mm	181
Aden · Yemen	36 °C	22 °C	127 mm	365
Al Ḩudaydah · Yemen	38 °C	22 °C	121 mm	365
Djibouti · Djibouti	39 °C	22 °C	228 mm	365

Where Ibb ranks

Ranking	Position	Value
Places with the best weather in Asia year-round	4th of 50	86/100
Places with the best weather in Asia in January	7th of 50	96/100
Places with the best weather in the world in January	13th of 50	96/100
Places with the best weather in Asia in February	17th of 50	96/100
Places with the best weather in Asia in December	18th of 50	96/100
Places with the best weather in Asia in March	25th of 50	93/100

Planning a trip? See the best time to visit Ibb.

QuestionsCommon questions about Ibb’s climate

When is the best time to visit Ibb?

That depends on what you want, so the honest answer is a comparison rather than a single month. April, May, August sit closest to 20 °C on average, June is the warmest month and December the driest. The month-by-month table above has the full picture.

How hot does Ibb get?

In June, the warmest month, daily highs average 27 °C. About 3 days a year pass 30 °C. The highest value in the 1991–2020 record is 32 °C.

How cold does it get in winter?

Nights average 11 °C in December, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Ibb?

August, averaging 223 mm over 28 days with rain. The driest month is December with 7 mm. The year as a whole averages 800 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Ibb rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Data point: 13.967°, 44.183° (the coordinates the reanalysis values are taken for)
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.