Mecca, United States experiences average highs of 32°C (90°F) and lows of 18°C (64°F) throughout the year. The climate is relatively dry, with only 1 rainy days per month on average. Sunshine is abundant, averaging about 11 hours per day. Average highs have stayed broadly stable across the available records.
Mecca, United States Weather & Climate 2026
Monthly climate averages for Mecca, United States. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Apr–Nov 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
7.6/10
Best: March, April, May, October, November
UV Index
7
High
Temperature 32°C / 18°C
Feels Like 30°C / 17°C
Rainy Days 1
Rainfall 9 mm
Sunshine 11 h
Humidity 35%
Wind Speed 11 km/h
Dew Point 8°C
Hottest Month
44°C
July
Avg Low29°C
Rain1days
Coldest Month
9°C
January
Avg High20°C
Rain3days
Driest Month
0days
May
Avg High35°C
Avg Low19°C
Windiest Month
14 km/h
May (Gusts 40)
Worst Time to Visit
Consider avoiding July, August due to extreme heat.
Sun Position
Sunrise 05:35
Daylight 14.4h
Sunset 19:57
Live conditions—
Mecca on the map · live conditions
Mecca, United States
- Continent
- Americas
- Country
- United States
- City
- Mecca
- Population
- 8.6K
- Elevation
- -57 m
- Coordinates
- 33.57°, -116.08°
Seasonal Breakdown
Spring
Mar–May
Avg High 31°C
Avg Low 16°C
Rain 1 days/mo
3/3 best months
Summer
Jun–Aug
Avg High 42°C
Avg Low 27°C
Rain 1 days/mo
Autumn
Sep–Nov
Avg High 33°C
Avg Low 19°C
Rain 1 days/mo
2/3 best months
Winter
Dec–Feb
Avg High 21°C
Avg Low 10°C
Rain 2 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 20°C / 9°C . Feb: 23°C / 11°C . Mar: 26°C / 13°C . Apr: 32°C / 16°C . May: 35°C / 19°C . Jun: 41°C / 24°C . Jul: 44°C / 29°C . Aug: 43°C / 28°C . Sep: 39°C / 24°C . Oct: 33°C / 19°C . Nov: 26°C / 13°C . Dec: 21°C / 9°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 18 mm. Feb: 14 mm. Mar: 13 mm. Apr: 4 mm. May: 1 mm. Jun: 1 mm. Jul: 4 mm. Aug: 10 mm. Sep: 9 mm. Oct: 4 mm. Nov: 7 mm. Dec: 18 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 47%. Feb: 40%. Mar: 41%. Apr: 31%. May: 31%. Jun: 25%. Jul: 26%. Aug: 29%. Sep: 33%. Oct: 31%. Nov: 37%. Dec: 45%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 9 km/h . Feb: 11 km/h . Mar: 13 km/h . Apr: 14 km/h . May: 14 km/h . Jun: 13 km/h . Jul: 13 km/h . Aug: 12 km/h . Sep: 11 km/h . Oct: 10 km/h . Nov: 9 km/h . Dec: 8 km/h .
Sunshine
Sunshine
Sunshine: Jan: 9h. Feb: 10h. Mar: 11h. Apr: 12h. May: 13h. Jun: 13h. Jul: 13h. Aug: 12h. Sep: 11h. Oct: 10h. Nov: 9h. Dec: 8h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 4. Feb: UV 5. Mar: UV 6. Apr: UV 8. May: UV 8. Jun: UV 9. Jul: UV 9. Aug: UV 8. Sep: UV 7. Oct: UV 6. Nov: UV 4. Dec: UV 4.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 43°C | Jul · 44°C |
| Coldest month | Jan 2025 · 8°C | Jan · 9°C |
| Wettest month | Nov 2025 · 34 mm | Jan · 18 mm |
| Windiest month | Apr 2025 · 14 km/h | May · 14 km/h |
Month-by-Month Weather Table
January
Good 
February
Excellent March best
Excellent April best
Excellent May best
Excellent June
Fair July
Poor August
Poor September
Fair October best
Excellent November best
Excellent December
Good | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 20°C / 9°C | 18°C / 7°C | 3days (18 mm) Excellent | 8.7h Good | 47% Moderate | 3.9 Moderate | Good | View Details |
| February | 23°C / 11°C | 21°C / 8°C | 2days (14 mm) Excellent | 9.6h Good | 40% Comfortable | 5 Moderate | Excellent | View Details |
| March best | 26°C / 13°C | 24°C / 11°C | 2days (13 mm) Excellent | 10.8h Excellent | 41% Moderate | 6.4 High | Excellent | View Details |
| April best | 32°C / 16°C | 30°C / 14°C | 1days (4 mm) Excellent | 12h Excellent | 31% Comfortable | 7.8 Very High | Excellent | View Details |
| May best | 35°C / 19°C | 34°C / 18°C | 0days (1 mm) Excellent | 12.9h Excellent | 31% Comfortable | 8.4 Very High | Excellent | View Details |
| June | 41°C / 24°C | 40°C / 24°C | 0days (1 mm) Excellent | 13.3h Excellent | 25% Comfortable | 8.7 Very High | Fair | View Details |
| July | 44°C / 29°C | 44°C / 29°C | 1days (4 mm) Excellent | 13h Excellent | 26% Comfortable | 8.7 Very High | Poor | View Details |
| August | 43°C / 28°C | 43°C / 29°C | 2days (10 mm) Excellent | 12.3h Excellent | 29% Comfortable | 8.1 Very High | Poor | View Details |
| September | 39°C / 24°C | 38°C / 25°C | 1days (9 mm) Excellent | 11.3h Excellent | 33% Comfortable | 7.3 Very High | Fair | View Details |
| October best | 33°C / 19°C | 32°C / 17°C | 1days (4 mm) Excellent | 10.4h Excellent | 31% Comfortable | 5.9 High | Excellent | View Details |
| November best | 26°C / 13°C | 23°C / 11°C | 1days (7 mm) Excellent | 9.1h Good | 37% Comfortable | 4.4 Moderate | Excellent | View Details |
| December | 21°C / 9°C | 18°C / 7°C | 2days (18 mm) Excellent | 8.2h Good | 45% Moderate | 3.7 Moderate | Good | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Mecca are March, April, May, October, November, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Mecca, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Mecca is July, with average daytime highs of 44°C (110°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Mecca is January, with average overnight lows of 9°C (48°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Mecca is January, averaging 18mm of precipitation across 3 rainy days. An umbrella or waterproof jacket is essential.
Mecca receives approximately 132 sunshine hours per year. The sunniest month is June with around 13 hours. Based on climate data for Mecca.
The least favorable months to visit Mecca are July, August, primarily due to extreme heat. For the best conditions, consider March, April, May, October, November instead.
The annual average UV index in Mecca is 7, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Mecca is 35%, classified as dry. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Average wind speeds in Mecca are 11 km/h (7 mph). The windiest month is May with peak winds reaching 14 km/h (9 mph) (gusts up to 40 km/h / 25 mph).
Mecca averages 18 clear-sky days per month with overall cloud cover around 24%. The clearest skies occur in October.
The annual average dew point in Mecca is 8°C (46°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Mecca has a Hot Desert climate, classified as BWh under the Köppen system. Arid climates have very low rainfall relative to temperature, with large swings between daytime heat and cool nights.
The 'feels like' temperature in Mecca ranges from 17°C (63°F) to 30°C (86°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
June is not the best time to visit Mecca, with a climate score of 5.8/10. Consider visiting during March, April, May, October, November instead for better conditions.
For June in Mecca, pack Breathable clothing, Sunscreen (SPF 30+), Sun hat, Sunglasses, Sandals. With average highs of 41°C (106°F) and 0 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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