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Riyadh Climate Guide
Saudi Arabia
Metric | Imperial    Bars | Symbols
Maximum Daytime Temperature (°C)
Minimum Night-time Temperature (°C)
20
20 °C (68°F) Maximum Daytime Temperature in January
23
23 °C (73°F) Maximum Daytime Temperature in February
28
28 °C (82°F) Maximum Daytime Temperature in March
33
33 °C (91°F) Maximum Daytime Temperature in April
39
39 °C (102°F) Maximum Daytime Temperature in May
42
42 °C (108°F) Maximum Daytime Temperature in June
43
43 °C (109°F) Maximum Daytime Temperature in July
43
43 °C (109°F) Maximum Daytime Temperature in August
40
40 °C (104°F) Maximum Daytime Temperature in September
35
35 °C (95°F) Maximum Daytime Temperature in October
28
28 °C (82°F) Maximum Daytime Temperature in November
22
22 °C (72°F) Maximum Daytime Temperature in December
J F M A M J J A S O N D
8
8 °C (46°F) Minimum Night-time Temperature in January
10
10 °C (50°F) Minimum Night-time Temperature in February
14
14 °C (57°F) Minimum Night-time Temperature in March
19
19 °C (66°F) Minimum Night-time Temperature in April
24
24 °C (75°F) Minimum Night-time Temperature in May
26
26 °C (79°F) Minimum Night-time Temperature in June
27
27 °C (81°F) Minimum Night-time Temperature in July
27
27 °C (81°F) Minimum Night-time Temperature in August
24
24 °C (75°F) Minimum Night-time Temperature in September
19
19 °C (66°F) Minimum Night-time Temperature in October
14
14 °C (57°F) Minimum Night-time Temperature in November
9
9 °C (48°F) Minimum Night-time Temperature in December
J F M A M J J A S O N D
Hours of Sunshine
Hours of Daylight
8
8 Hours of Sunshine (71% of Daylight Hours) in January
8
8 Hours of Sunshine (73% of Daylight Hours) in February
8
8 Hours of Sunshine (70% of Daylight Hours) in March
9
9 Hours of Sunshine (72% of Daylight Hours) in April
10
10 Hours of Sunshine (77% of Daylight Hours) in May
11
11 Hours of Sunshine (80% of Daylight Hours) in June
10
10 Hours of Sunshine (75% of Daylight Hours) in July
10
10 Hours of Sunshine (78% of Daylight Hours) in August
10
10 Hours of Sunshine (84% of Daylight Hours) in September
10
10 Hours of Sunshine (86% of Daylight Hours) in October
9
9 Hours of Sunshine (80% of Daylight Hours) in November
8
8 Hours of Sunshine (73% of Daylight Hours) in December
J F M A M J J A S O N D
11
11 Hours of Daylight in January
11
11 Hours of Daylight in February
12
12 Hours of Daylight in March
13
13 Hours of Daylight in April
13
13 Hours of Daylight in May
14
14 Hours of Daylight in June
14
14 Hours of Daylight in July
13
13 Hours of Daylight in August
12
12 Hours of Daylight in September
12
12 Hours of Daylight in October
11
11 Hours of Daylight in November
11
11 Hours of Daylight in December
J F M A M J J A S O N D
Days with some Rain
Monthly Rainfall (mm)
4
4 Days with some Rain in January
3
3 Days with some Rain in February
7
7 Days with some Rain in March
7
7 Days with some Rain in April
3
3 Days with some Rain in May
0
No Days with some Rain in June
0
No Days with some Rain in July
0
No Days with some Rain in August
0
No Days with some Rain in September
1
1 Day with some Rain in October
2
2 Days with some Rain in November
4
4 Days with some Rain in December
J F M A M J J A S O N D
15
15 mm (0.6 inches) Monthly Rainfall in January
7
7 mm (0.3 inches) Monthly Rainfall in February
31
31 mm (1.2 inches) Monthly Rainfall in March
30
30 mm (1.2 inches) Monthly Rainfall in April
10
10 mm (0.4 inches) Monthly Rainfall in May
0
0 mm (0.0 inches) Monthly Rainfall in June
0
0 mm (0.0 inches) Monthly Rainfall in July
0
0 mm (0.0 inches) Monthly Rainfall in August
0
0 mm (0.0 inches) Monthly Rainfall in September
1
1 mm (0.0 inches) Monthly Rainfall in October
5
5 mm (0.2 inches) Monthly Rainfall in November
13
13 mm (0.5 inches) Monthly Rainfall in December
J F M A M J J A S O N D
Heat & Humidity / Chance of Frost
UV Index (Maximum)
-
No Heat & Humidity or Frost in January
-
No Heat & Humidity or Frost in February
L
Low Heat & Humidity in March
M
Moderate Heat & Humidity in April
VH
Very High Heat & Humidity in May
VH
Very High Heat & Humidity in June
E
Extreme Heat & Humidity in July
E
Extreme Heat & Humidity in August
VH
Very High Heat & Humidity in September
H
High Heat & Humidity in October
L
Low Heat & Humidity in November
-
No Heat & Humidity or Frost in December
J F M A M J J A S O N D
6
UV 6 (High) in January
8
UV 8 (Very High) in February
10
UV 10 (Very High) in March
11
UV 11+ (Extreme) in April
11
UV 11+ (Extreme) in May
11
UV 11+ (Extreme) in June
11
UV 11+ (Extreme) in July
11
UV 11+ (Extreme) in August
11
UV 11 (Extreme) in September
9
UV 9 (Very High) in October
7
UV 7 (High) in November
5
UV 5 (Moderate) in December
J F M A M J J A S O N D
Sea Temperature (°C)
Riyadh Climate Guide (Historical Weather Averages), Saudi Arabia
Elev: 600 m   Long: 046°43'E   Lat: 24°38'N
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