Ḑamad climate — normals and trends

Ḑamad (Saudi Arabia) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 30.8 °C and it receives 282 mm of precipitation per year.

These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.

The warmest month is June (34.4 °C on average) and the coldest is January (26.1 °C). Rainfall peaks in August.

Ḑamad averages 0 frost days, 340 hot days (≥ 30 °C) and 35 rainy days per year.

Ḑamad has warmed by +3.3 °C between 1940 and 2025, or +0.39 °C per decade. This trend is statistically significant.

The hottest day of the period reached 45.5 °C (on 18 June 2016) and the coldest 14.9 °C (on 7 February 1993).

Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.

Climate normals · ERA5

ḐamadJazan Region

coords
17.10°, 42.78°
period
19402025 · 86 yrs
BWhHot desertWarmest monthJuneColdest monthJanuaryWettest monthAugustDriest monthJune

Mean daily temperature

30.8°C

Average daily high

35.3°C

Average daily low

27.0°C

Annual rainfall

282mm

Sunshine / day

11.0h

Mean relative humidity

64%

Average peak wind

18.5km/h

Seasonal range

8.3°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

340 d/yr

Rainy days (≥ 1 mm)

35 d/yr

Annual snowfall

0.0 cm

Average feels-like high

39.4 °C

Average feels-like low

31.3 °C

Average peak gust

33.8 km/h

Tropical nights (≥ 20 °C)

363 d/yr

Solar radiation

20.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+3.3 °C

since 1940

+0.4 °C per decade · r² = 0.81 · p = < 0.001

1940Each stripe is one year, from 1940 (left) to 2025 (right). Blue = colder than the period average, red = warmer.2025

Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).

A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.

Records for the period

Hottest day

45.5 °C

18 June 2016

Coldest day

14.9 °C

7 February 1993

Wettest day

194 mm

6 September 1950

Windiest day

48.8 km/h

20 July 2020

Strongest gust

72.4 km/h

12 July 1943

Hottest feels-like

50.7 °C

31 August 2015

Coldest feels-like

12.8 °C

19 January 1987

Sunniest day

12.0 h

6 April 1940

YearHottest dayColdest dayAnnual meanRainfallHot daysFrost days
202543.3 °C1 July 202520.9 °C8 January 202531.8 °C106 mm3570
202443.2 °C1 July 202420.6 °C11 January 202432.3 °C217 mm3640
202342.9 °C31 July 202320.8 °C8 January 202332.5 °C79 mm3620
202242.9 °C29 June 202221.6 °C25 January 202232.0 °C82 mm3590
202142.7 °C1 July 202119.9 °C13 January 202131.8 °C78 mm3570
202043.9 °C15 May 202018.6 °C12 January 202031.7 °C159 mm3530
201942.7 °C13 July 201921.3 °C20 February 201932.0 °C155 mm3630
201844.4 °C13 June 201819.0 °C4 February 201832.3 °C92 mm3540
201743.3 °C2 July 201719.8 °C22 December 201732.4 °C118 mm3590
201645.5 °C18 June 201620.2 °C29 January 201632.1 °C268 mm3570
201543.2 °C22 August 201520.2 °C28 January 201532.1 °C109 mm3440
201443.3 °C21 April 201420.4 °C25 January 201432.1 °C42 mm3580
201343.4 °C25 June 201319.9 °C26 December 201331.9 °C99 mm3550
201243.4 °C2 June 201219.3 °C25 January 201231.8 °C72 mm3660
201144.4 °C6 July 201119.7 °C15 December 201131.7 °C67 mm3560
201043.1 °C24 July 201019.3 °C10 January 201032.2 °C71 mm3640
200943.1 °C5 June 200920.4 °C5 January 200932.0 °C52 mm3600
200843.0 °C11 July 200819.9 °C24 December 200831.6 °C96 mm3610
200743.1 °C1 July 200720.7 °C20 March 200732.2 °C61 mm3600
200643.5 °C3 July 200620.4 °C11 January 200632.1 °C92 mm3640
200543.4 °C4 August 200518.6 °C3 January 200532.0 °C103 mm3590
200444.0 °C28 May 200419.5 °C31 December 200431.7 °C309 mm3550
200344.7 °C6 April 200319.5 °C9 January 200331.8 °C159 mm3630
200244.5 °C14 August 200222.1 °C26 December 200231.8 °C133 mm3520
200141.9 °C19 June 200120.3 °C4 January 200131.7 °C107 mm3560
200043.1 °C14 July 200020.6 °C6 January 200031.5 °C161 mm3650
199943.0 °C24 July 199920.1 °C23 December 199931.6 °C139 mm3550
199844.2 °C11 May 199817.6 °C14 January 199831.6 °C342 mm3500
199743.8 °C2 July 199719.2 °C26 January 199731.4 °C268 mm3460
199642.4 °C8 July 199620.7 °C30 December 199631.6 °C184 mm3550
199544.1 °C11 July 199519.5 °C14 March 199531.3 °C260 mm3480
199442.6 °C9 July 199419.8 °C21 January 199431.1 °C153 mm3550
199343.1 °C15 July 199314.9 °C7 February 199331.3 °C160 mm3420
199242.8 °C29 May 199215.5 °C13 January 199230.5 °C243 mm3090
199142.4 °C16 May 199119.9 °C28 January 199131.2 °C49 mm3470
199042.2 °C1 July 199020.1 °C29 December 199031.0 °C163 mm3490
198941.2 °C12 September 198919.9 °C8 January 198931.0 °C148 mm3380
198842.2 °C7 July 198820.4 °C19 December 198831.3 °C237 mm3540
198742.1 °C25 April 198716.9 °C19 January 198731.6 °C104 mm3580
198642.3 °C12 July 198619.2 °C4 January 198631.0 °C170 mm3470
198541.5 °C26 August 198518.2 °C18 February 198531.1 °C129 mm3530
198441.6 °C6 July 198418.3 °C6 February 198430.9 °C92 mm3560
198342.9 °C31 July 198318.3 °C29 December 198330.7 °C297 mm3240
198241.7 °C2 July 198219.2 °C13 January 198230.7 °C249 mm3280
198141.8 °C21 July 198118.7 °C11 January 198131.1 °C129 mm3570
198041.9 °C29 June 198020.2 °C5 December 198031.5 °C44 mm3590
197941.9 °C26 July 197919.6 °C22 November 197931.0 °C184 mm3360
197842.2 °C29 May 197819.7 °C18 January 197830.5 °C301 mm3530
197742.4 °C17 July 197718.0 °C29 November 197730.2 °C554 mm3380
197641.1 °C3 July 197620.1 °C20 December 197630.6 °C104 mm3550
197540.8 °C13 June 197520.9 °C29 December 197530.2 °C329 mm3430
197443.4 °C1 July 197419.9 °C25 January 197430.1 °C283 mm3300
197341.6 °C9 June 197319.9 °C29 December 197330.7 °C224 mm3490
197241.3 °C28 June 197218.4 °C6 February 197230.8 °C158 mm3330
197140.9 °C30 June 197117.2 °C25 December 197129.8 °C248 mm3280
197041.8 °C15 May 197019.3 °C13 January 197030.6 °C87 mm3470
196942.4 °C4 June 196920.1 °C26 January 196931.0 °C147 mm3350
196840.9 °C29 June 196819.1 °C3 February 196829.9 °C374 mm3260
196740.3 °C11 August 196719.8 °C14 January 196729.9 °C207 mm3240
196641.1 °C7 August 196621.1 °C6 December 196630.5 °C143 mm3480
196541.1 °C1 June 196516.8 °C3 January 196529.9 °C177 mm3390
196441.1 °C8 June 196419.5 °C25 December 196430.1 °C252 mm3400
196340.3 °C9 June 196317.8 °C14 January 196330.7 °C93 mm3420
196240.6 °C23 May 196220.6 °C4 January 196230.5 °C91 mm3430
196141.4 °C2 June 196120.9 °C20 February 196130.4 °C116 mm3410
196042.6 °C22 July 196019.4 °C23 January 196030.6 °C171 mm3330
195940.5 °C22 July 195916.7 °C23 January 195930.1 °C155 mm3150
195841.5 °C23 May 195820.3 °C18 January 195830.6 °C201 mm3110
195740.5 °C9 June 195717.3 °C25 January 195729.9 °C324 mm3190
195640.8 °C6 July 195618.9 °C28 January 195629.3 °C534 mm3250
195540.9 °C1 June 195520.4 °C11 February 195529.7 °C294 mm3030
195440.7 °C25 May 195420.0 °C13 December 195429.3 °C724 mm3180
195339.4 °C2 July 195317.9 °C12 January 195328.3 °C1,392 mm2960
195240.8 °C26 July 195219.0 °C10 December 195228.8 °C980 mm3280
195139.3 °C3 July 195119.4 °C3 February 195128.8 °C785 mm2840
195038.7 °C7 July 195019.4 °C11 January 195027.8 °C2,423 mm2570
194940.7 °C25 May 194918.1 °C12 February 194928.9 °C838 mm2780
194839.6 °C20 July 194818.6 °C11 March 194829.0 °C689 mm2890
194740.5 °C13 July 194717.1 °C6 December 194729.1 °C617 mm2840
194641.0 °C29 June 194617.7 °C13 January 194629.6 °C667 mm3390
194540.5 °C9 July 194519.4 °C19 January 194529.9 °C142 mm3280
194441.5 °C15 June 194420.3 °C14 January 194430.0 °C272 mm3260
194340.9 °C13 May 194319.3 °C6 February 194328.5 °C1,341 mm3130
194240.5 °C9 October 194220.4 °C25 December 194229.7 °C540 mm3310
194141.0 °C13 May 194118.2 °C8 January 194130.2 °C280 mm3460
194041.6 °C17 July 194019.4 °C3 March 194030.2 °C160 mm3260

Normals computed over complete calendar years 1940–2025.

A specific year

Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?

Across the whole year

Average daily high
36.1 °C
+0.8 °C
Hot days (≥ 30 °C)
357 d/yr
+17
Frost days (< 0 °C)
0 d/yr
0
Annual rainfall
106 mm
-176 mm

Month by month

Highvs. normalPrecipitationvs. normal
Jan31.0 °C+0.6 °C4 mm-9 mm
Feb31.9 °C+0.6 °C2 mm-12 mm
Mar34.2 °C+0.9 °C3 mm-16 mm
Apr37.3 °C+1.2 °C0 mm-19 mm
May39.1 °C+0.8 °C0 mm-19 mm
Jun39.5 °C+0.3 °C0 mm-6 mm
Jul40.6 °C+1.8 °C0 mm-50 mm
Aug37.4 °C-0.2 °C91 mm+18 mm
Sep38.8 °C+0.8 °C2 mm-32 mm
Oct37.6 °C+1.2 °C0 mm-14 mm
Nov34.5 °C+1.0 °C0 mm-10 mm
Dec31.2 °C+0.1 °C4 mm-8 mm

The year's extremes

Hottest day
43.3 °C
1 Jul 2025
Coldest day
20.9 °C
8 Jan 2025
Wettest day
18.9 mm
20 Aug 2025
Windiest day
38.7 km/h
12 Jul 2025
Strongest gust
68.4 km/h
12 Jul 2025
Hottest feels-like
46.1 °C
25 Sep 2025
Coldest feels-like
21.5 °C
4 Jan 2025
Sunniest day
12.0 h
7 Apr 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Ḑamad?

Ḑamad has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 30.8 °C and it receives 282 mm of precipitation per year.

What is the hottest day ever recorded in Ḑamad?

The hottest day measured in Ḑamad between 1940 and 2025 was 18 June 2016, reaching 45.5 °C.

What is the coldest day in Ḑamad?

The coldest day measured in Ḑamad between 1940 and 2025 was 7 February 1993, at 14.9 °C.

Does it snow in Ḑamad?

Almost never: Ḑamad sees virtually no snow, with about 0 frost days per year.

Has the climate of Ḑamad warmed?

Yes: Ḑamad warmed by +3.3 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Ḑamad?

The wettest day measured in Ḑamad between 1940 and 2025 was 6 September 1950, with 194 mm of rain in 24 hours.

What was the windiest day in Ḑamad?

The windiest day measured in Ḑamad between 1940 and 2025 was 20 July 2020, with winds reaching 48.8 km/h.

What is the warmest month in Ḑamad?

The warmest month in Ḑamad is June (34.4 °C on average); the coldest is January (26.1 °C).

How much does it rain in Ḑamad?

Ḑamad receives on average 282 mm of precipitation per year, spread over about 35 rainy days.

Is it sunny in Ḑamad?

Ḑamad gets on average 11.0 hours of sunshine per day, roughly 4,015 hours per year over 1940-2025.

Are there tropical nights in Ḑamad?

Yes: Ḑamad has on average 363 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Ḑamad?

In Ḑamad, between 1940 and 2025, the highest apparent temperature reached 50.7 °C on 31 August 2015, and the lowest was 12.8 °C on 19 January 1987.

Compare Ḑamad with another city

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Nearby cities

The climate around Ḑamad

Other cities — Saudi Arabia