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Rayong Climate Guide
Thailand
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Maximum Daytime Temperature (°C)
Minimum Night-time Temperature (°C)
31
31 °C (88°F) Maximum Daytime Temperature in January
32
32 °C (90°F) Maximum Daytime Temperature in February
33
33 °C (91°F) Maximum Daytime Temperature in March
33
33 °C (91°F) Maximum Daytime Temperature in April
33
33 °C (91°F) Maximum Daytime Temperature in May
32
32 °C (90°F) Maximum Daytime Temperature in June
32
32 °C (90°F) Maximum Daytime Temperature in July
31
31 °C (88°F) Maximum Daytime Temperature in August
31
31 °C (88°F) Maximum Daytime Temperature in September
32
32 °C (90°F) Maximum Daytime Temperature in October
32
32 °C (90°F) Maximum Daytime Temperature in November
31
31 °C (88°F) Maximum Daytime Temperature in December
J F M A M J J A S O N D
21
21 °C (70°F) Minimum Night-time Temperature in January
24
24 °C (75°F) Minimum Night-time Temperature in February
26
26 °C (79°F) Minimum Night-time Temperature in March
27
27 °C (81°F) Minimum Night-time Temperature in April
26
26 °C (79°F) Minimum Night-time Temperature in May
27
27 °C (81°F) Minimum Night-time Temperature in June
26
26 °C (79°F) Minimum Night-time Temperature in July
26
26 °C (79°F) Minimum Night-time Temperature in August
25
25 °C (77°F) Minimum Night-time Temperature in September
24
24 °C (75°F) Minimum Night-time Temperature in October
23
23 °C (73°F) Minimum Night-time Temperature in November
20
20 °C (68°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
9
9 Hours of Sunshine (74% of Daylight Hours) in January
8
8 Hours of Sunshine (71% of Daylight Hours) in February
8
8 Hours of Sunshine (68% of Daylight Hours) in March
8
8 Hours of Sunshine (64% of Daylight Hours) in April
6
6 Hours of Sunshine (47% of Daylight Hours) in May
5
5 Hours of Sunshine (37% of Daylight Hours) in June
5
5 Hours of Sunshine (39% of Daylight Hours) in July
5
5 Hours of Sunshine (36% of Daylight Hours) in August
5
5 Hours of Sunshine (39% of Daylight Hours) in September
6
6 Hours of Sunshine (50% of Daylight Hours) in October
7
7 Hours of Sunshine (63% of Daylight Hours) in November
9
9 Hours of Sunshine (75% of Daylight Hours) in December
J F M A M J J A S O N D
12
12 Hours of Daylight in January
12
12 Hours of Daylight in February
12
12 Hours of Daylight in March
12
12 Hours of Daylight in April
13
13 Hours of Daylight in May
13
13 Hours of Daylight in June
13
13 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
12
12 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)
2
2 Days with some Rain in January
4
4 Days with some Rain in February
4
4 Days with some Rain in March
7
7 Days with some Rain in April
15
15 Days with some Rain in May
13
13 Days with some Rain in June
13
13 Days with some Rain in July
15
15 Days with some Rain in August
18
18 Days with some Rain in September
16
16 Days with some Rain in October
8
8 Days with some Rain in November
1
1 Day with some Rain in December
J F M A M J J A S O N D
21
21 mm (0.8 inches) Monthly Rainfall in January
48
48 mm (1.9 inches) Monthly Rainfall in February
54
54 mm (2.1 inches) Monthly Rainfall in March
78
78 mm (3.1 inches) Monthly Rainfall in April
228
228 mm (9.0 inches) Monthly Rainfall in May
188
188 mm (7.4 inches) Monthly Rainfall in June
170
170 mm (6.7 inches) Monthly Rainfall in July
206
206 mm (8.1 inches) Monthly Rainfall in August
305
305 mm (12.0 inches) Monthly Rainfall in September
260
260 mm (10.2 inches) Monthly Rainfall in October
94
94 mm (3.7 inches) Monthly Rainfall in November
14
14 mm (0.6 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)
H
High Heat & Humidity in January
VH
Very High Heat & Humidity in February
VH
Very High Heat & Humidity in March
E
Extreme Heat & Humidity in April
VH
Very High Heat & Humidity in May
VH
Very High Heat & Humidity in June
VH
Very High Heat & Humidity in July
VH
Very High Heat & Humidity in August
VH
Very High Heat & Humidity in September
VH
Very High Heat & Humidity in October
VH
Very High Heat & Humidity in November
H
High Heat & Humidity in December
J F M A M J J A S O N D
10
UV 10 (Very High) in January
11
UV 11+ (Extreme) in February
11
UV 11+ (Extreme) 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
11
UV 11 (Extreme) in October
10
UV 10 (Very High) in November
9
UV 9 (Very High) in December
J F M A M J J A S O N D
Sea Temperature (°C)
28
28 °C (82°F) Sea Temperature in January
28
28 °C (82°F) Sea Temperature in February
29
29 °C (84°F) Sea Temperature in March
30
30 °C (86°F) Sea Temperature in April
30
30 °C (86°F) Sea Temperature in May
30
30 °C (86°F) Sea Temperature in June
29
29 °C (84°F) Sea Temperature in July
29
29 °C (84°F) Sea Temperature in August
29
29 °C (84°F) Sea Temperature in September
29
29 °C (84°F) Sea Temperature in October
29
29 °C (84°F) Sea Temperature in November
28
28 °C (82°F) Sea Temperature in December
J F M A M J J A S O N D
Rayong Climate Guide (Historical Weather Averages), Thailand
Elev: 0 m   Long: 101°17'E   Lat: 12°40'N
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