Yearly & Monthly weather - Mecca, Saudi Arabia

A mosque Masjid Al-Haram in Mecca, Saudi Arabia

The climate of Mecca

A city characterized by a unique subtropical desert climate, Mecca falls under the BWh climate classification as per Köppen's system. Situated in the heartland of Saudi Arabia, this city witnesses negligible annual variation in temperature and rainfall.

Analyzing the climatological dynamics, it's apparent that Mecca sees consistently high temperatures throughout the year, with a skinny range from 30.5°C (86.9°F) in January to a scorching 43.8°C (110.8°F) in June. The city stays relatively dry most of the year, with the annual rainfall fluctuating between a paltry 0mm (0") in June, July to a high of 23mm (0.91") in November. This fluctuations are mirrored in rainfall days, with no rainfall observed in the city for the entire month of June, contrasted by 3.9 rainfall days in November.

Relative humidity values in Mecca shift between 33% in June to a peak of 59% in December. The city experiences a steady change in daily daylight and sunshine hours over the twelve months. Daylight hours rise from 10.8 to 13.4 hours, while sunshine hours demonstrate a similar pattern, increasing from 8 hours to 10.7 hours. The UV Index in the city remains consistently high, peaking at 12 from March through September, indicating a substantial risk of harm from unprotected sun exposure.

The best time to visit Mecca

Given the predominantly hot desert climate, the suggested time to visit Mecca would be during the period of January to March. During these months, temperatures are more tolerable, with daily average highs ranging from 30.5°C (86.9°F) in January to 34.9°C (94.8°F) in March. Sunshine duration remains generous, amplifying between 8.4 hours to 9.1 hours, and daylight hours extending from 11 to 12 hours. The UV Index also remains lower during this period as compared to other months, with a reading of 7 in January, moving up to 12 come March, implying visitors should take adequate precautions to protect themselves from sun damage.

The worst time to visit Mecca

Considering the scorching heat and intense UV radiation, visiting Mecca from June to August is least advisable. During these torrid summer months, temperatures reach extreme highs, from 43°C (109.4°F) in June to 43.8°C (110.8°F) in July and slightly dipping to 42.8°C (109°F) in August. The UV index also hits the topmost rating of 12, indicating a substantial risk from unprotected sun exposure. The negligible rainfall of 0mm (0") in July and only 1mm (0.04") in August make these months unusually dry, adding to the uncomfortable conditions.

Spring weather in Mecca

The spring season in Mecca, typically from March to May, sees steadily rising temperatures. Average high temperatures move from 34.9°C (94.8°F) in March to a blistering 42°C (107.6°F) by May. This period also brings a decrease in rainfall, falling sharply from 10mm (0.39") in April to just 1mm (0.04") in May, along with corresponding decrease in rainfall days. Consistent sunshine hours prevail, rising from 9.1 hours in March to 9.8 hours in May. Relative humidity sees a downward trend, reducing from 48% to 36%. Notably, these months also pull a UV index of 12, suggesting extreme risk from sun exposure.

Summer weather in Mecca

June to August is characterized by extreme temperatures and scorching sunshine. With sizzling temperatures peaking at a searing 43.8°C (110.8°F) in June and even the coolest nights hovering at a warm 29.5°C (85.1°F) in August, the summer months bring punishing heat. Rainfall is nearly non-existent, with 0mm (0") recorded in June and only 1mm (0.04") in August. The amount of daylight is consistently high hovering around 13 hours, as are sunshine hours at a peak of 10.7 hours in June. The UV index stands at a maximum of 12, requiring significant skin protection measures.

Autumn weather in Mecca

Autumn in Mecca, encompassing September to November, witnesses a gradual decrease in temperatures. The highest daily average temperature reduces from 42.8°C (109°F) in September to a relatively more bearable 35.2°C (95.4°F) in November. Meanwhile, the lowest temperature drops from 28.9°C (84°F) to 23°C (73.4°F). A slight increase in rainfall, to 23mm (0.91") in November, brings a welcome change. Sunshine hours range between 9.4 hours to 9.7 hours, daylight hours reduce from 12.3 hours in September to 11.1 hours by November while the UV index decreases from 12 to 8.

Winter weather in Mecca

Winter months (December to February) provide a respite from the unyielding heat. Although daily high temperatures remain significantly warm, they drop down to a daily average high of 30.5°C (86.9°F) to 32°C (89.6°F). The rainfall sees an uptick to 22mm (0.87") in December and daylight hours diminish slightly to a low of 10.8 hours. Winter months flaunt comparatively lower sunshine hours decreasing from 8 hours in December to 8.4 hours in February. The relative humidity also increases peaking at 59% in December.

Weather in January

January in Mecca, Saudi Arabia typifies a desert winter. It is cooler compared to other months with a high temperature reaching up to 30.5°C (86.9°F) and a low settling at 18.8°C (65.8°F). This month might just be the best time to visit Mecca if one is used to more temperate climates. Weather in January »

Weather in February

The weather in February is an extension of January's mildness, but with very minor differences. The city begins to warm up, although it is still quite mild and pleasant for outdoor activities. The dryness of the air is retained with a relative humidity of 54%. Weather in February »

Weather in March

March ushers in a salient shift from winter to summer. The sun continues to dominate the sky, leading to a noticeable escalation in temperature that reaches a high of 34.9°C (94.8°F). However, nights still offer cooler relief with temperatures dropping significantly. Weather in March »

Weather in April

For locals, April is a month to brace for the impending summer heat. The temperature spirals upwards, breaching new highs of up to 38.7°C (101.7°F). It is a daunting transition for those not used to such intense temperatures. The daylight hours start to definitively outpace the night, necessitating more indoor respite during the afternoon hours. Weather in April »

Weather in May

May accustoms inhabitants to the intense summer heat, preparing them for the impending peak summer months. Characteristics of this month include a soaring temperature scale, each day warmer than the last. Despite this, increased sunshine hours make daylight vivid, adding an allure to the city. Weather in May »

Weather in June

June marks the advent of the peak summer months. It is dry and incredibly hot, with the average high temperature reaching up to 43.8°C (110.8°F). This is a notable juncture, as it is the month with the longest daylight hours. The relentless heat of the month makes it less ideal for visitors, increasing the need for indoor air conditioning. Weather in June »

Weather in July

July maintains June's fierce weather conditions. The month does however reveal an interesting pattern-the intensely hot days are balanced with slightly cooler nights. This makes the early mornings and late evenings more bearable. Despite the intimidation of the heat during the day, sparse rainfall and increased sunshine hours enrich the urban desert landscape. July brings an average high-temperature of a still scorching 43°C (109.4°F) in Mecca, showing a slight difference from June's 43.8°C (110.8°F). Weather in July »

Weather in August

August is the last of the intensely hot summer months. The weather remains as unforgiving as in the previous month. But temperatures observe a markable shift from the extreme heat to a slightly more bearable range. The humidity in the city begins to increase and clouds conceal the sun more than in the previous months, offering some much appreciated shade. The average high-temperature in Mecca during August is a still scorching 42.8°C (109°F), almost matching the conditions of the preceding month. Weather in August »

Weather in September

September brings a sigh of relief as the scorched city of Mecca, Saudi Arabia starts to cool down. The temperatures slide down the scale, moving closer to comfort. The city senses the arrival of autumn, and a semblance of balance emerges between day and night. Weather in September »

Weather in October

October marks a clear shift from the lingering summer heat towards a more moderate temperature range. The whole city seems to breathe a sigh of relief as temperatures continue their descent into comfort. Despite the lower temperatures, the sun still graces the sky for an extended duration. Weather in October »

Weather in November

November experiences an even greater dip in temperature, while retaining the characteristics of a desert landscape. Throughout the city, people begin to prepare for the coming winter. November's relative humidity rises to 58%, together with a generous rainfall of 23mm (0.91"). Weather in November »

Weather in December

December brings with it the mild and pleasant winter weather that Mecca, Saudi Arabia is known for. The city features cooler nights and warm days with low humidity levels. The longer nights and low UV index present a contrast to the harsh summer months. Weather in December »

Updated: Jan 25, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest in Mecca?

January is the coldest month, with an average high-temperature of 30.5°C (86.9°F) and an average low-temperature of 18.8°C (65.8°F).

How many days does it rain in Mecca?

Throughout the year, in Mecca, Saudi Arabia, there are 22.4 rainfall days, and 112mm (4.41") of precipitation is accumulated.

What are the months with the lowest UV index in Mecca?

The months with the lowest UV index in Mecca are January and December, with an average maximum UV index of 7.

What is the month with the highest UV index in Mecca?

The months with the highest UV index in Mecca, Saudi Arabia, are March through September, with an average maximum UV index of 12.

What part of the year is the hottest in Mecca?

June is the warmest month in Mecca, exhibiting average temperatures of 43.8°C (110.8°F) at the peak and 28.6°C (83.5°F) at the base.

What is the least humid month in Mecca?

With an average relative humidity of 33%, June is the least humid month.

What is the driest month in Mecca?

June is the only month when rain does not fall in Mecca, Saudi Arabia.

When are the longest days in Mecca?

With an average of 13h and 24min of daylight, June has the longest days of the year in Mecca.

What month has the most sunshine in Mecca?

June has the most sunshine of the year, with an average of 10.7h of sunshine.

When does it rain in Mecca?

Months with rainfall in Mecca, Saudi Arabia, are January through May, July through December.

What is the wettest month in Mecca?

The month with the most rainfall is November, when the rain falls for 3.9 days and typically aggregates up to 23mm (0.91") of precipitation.

What is the most humid month in Mecca?

With an average relative humidity of 59%, December is the most humid month in Mecca.

What is the month with the shortest days in Mecca?

December has the shortest days of the year, with an average of 10h and 54min of daylight.

Is there Daylight Saving Time (DST) in Mecca?

Mecca does not utilize Daylight Saving Time (DST). +03 timezone is used over the entire year.

What is the month with the least sunshine in Mecca?

The month with the least sunshine in Mecca is December, with an average of 8h of sunshine.

Today

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Long-term

Year J F M A M J J A S O N D

Average temperature
Mecca, Saudi Arabia

Average high temperature in January:
30.5°C
Average high temperature in February:
31.7°C
Average high temperature in March:
34.9°C
Average high temperature in April:
38.7°C
Average high temperature in May:
42°C
Average high temperature in June:
43.8°C

Average high temperature in July:
43°C
Average high temperature in August:
42.8°C
Average high temperature in September:
42.8°C
Average high temperature in October:
40.1°C
Average high temperature in November:
35.2°C
Average high temperature in December:
32°C

The warmest month (with the highest average high temperature) is June (43.8°C).
The month with the lowest average high temperature is January (30.5°C).

Average low temperature in January:
18.8°C
Average low temperature in February:
19.1°C
Average low temperature in March:
21.1°C
Average low temperature in April:
24.5°C
Average low temperature in May:
27.6°C
Average low temperature in June:
28.6°C

Average low temperature in July:
29.1°C
Average low temperature in August:
29.5°C
Average low temperature in September:
28.9°C
Average low temperature in October:
25.9°C
Average low temperature in November:
23°C
Average low temperature in December:
20.3°C

The month with the highest average low temperature is August (29.5°C).
The coldest month (with the lowest average low temperature) is January (18.8°C).

Average humidity
Mecca, Saudi Arabia

The month with the highest relative humidity is December (59%).
The month with the lowest relative humidity is June (33%).

Average rainfall
Mecca, Saudi Arabia

The wettest month (with the highest rainfall) is November (22.6mm).
The driest month (with the least rainfall) is June (0mm).

Average rainfall days
Mecca, Saudi Arabia

Average rainfall days in January:
4 days
Average rainfall days in February:
0.9 days
Average rainfall days in March:
1.8 days
Average rainfall days in April:
1.8 days
Average rainfall days in May:
0.7 days
Average rainfall days in June:
0 days

Average rainfall days in July:
0.3 days
Average rainfall days in August:
1.5 days
Average rainfall days in September:
2 days
Average rainfall days in October:
1.9 days
Average rainfall days in November:
3.9 days
Average rainfall days in December:
3.6 days

The month with the highest number of rainy days is January (4 days).
The month with the least rainy days is June (0 days).

Average daylight / Average sunshine
Mecca, Saudi Arabia

Average daylight in January:
11h and 0min
Average daylight in February:
11h and 3min
Average daylight in March:
12h and 0min
Average daylight in April:
12h and 4min
Average daylight in May:
13h and 1min
Average daylight in June:
13h and 2min

Average daylight in July:
13h and 2min
Average daylight in August:
12h and 5min
Average daylight in September:
12h and 2min
Average daylight in October:
11h and 4min
Average daylight in November:
11h and 1min
Average daylight in December:
10h and 5min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

Average sunshine in January:
8h and 2min
Average sunshine in February:
8h and 5min
Average sunshine in March:
9h and 1min
Average sunshine in April:
9h and 2min
Average sunshine in May:
9h and 5min
Average sunshine in June:
10h and 4min

Average sunshine in July:
10h and 1min
Average sunshine in August:
9h and 4min
Average sunshine in September:
9h and 2min
Average sunshine in October:
9h and 4min
Average sunshine in November:
8h and 5min
Average sunshine in December:
8h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 8h and 0min).

Average UV index
Mecca, Saudi Arabia

The months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The months with the lowest UV index are January and December (UV index 7).

Climate and monthly weather forecastMecca, Saudi Arabia

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