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Sao Tome Climate Guide
Sao Tome and Principe
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Maximum Daytime Temperature (°C)
Minimum Night-time Temperature (°C)
29
29 °C (84°F) Maximum Daytime Temperature in January
29
29 °C (84°F) Maximum Daytime Temperature in February
30
30 °C (86°F) Maximum Daytime Temperature in March
29
29 °C (84°F) Maximum Daytime Temperature in April
29
29 °C (84°F) Maximum Daytime Temperature in May
27
27 °C (81°F) Maximum Daytime Temperature in June
27
27 °C (81°F) Maximum Daytime Temperature in July
27
27 °C (81°F) Maximum Daytime Temperature in August
27
27 °C (81°F) Maximum Daytime Temperature in September
27
27 °C (81°F) Maximum Daytime Temperature in October
28
28 °C (82°F) Maximum Daytime Temperature in November
28
28 °C (82°F) Maximum Daytime Temperature in December
J F M A M J J A S O N D
22
22 °C (72°F) Minimum Night-time Temperature in January
22
22 °C (72°F) Minimum Night-time Temperature in February
22
22 °C (72°F) Minimum Night-time Temperature in March
22
22 °C (72°F) Minimum Night-time Temperature in April
21
21 °C (70°F) Minimum Night-time Temperature in May
20
20 °C (68°F) Minimum Night-time Temperature in June
20
20 °C (68°F) Minimum Night-time Temperature in July
20
20 °C (68°F) Minimum Night-time Temperature in August
20
20 °C (68°F) Minimum Night-time Temperature in September
21
21 °C (70°F) Minimum Night-time Temperature in October
21
21 °C (70°F) Minimum Night-time Temperature in November
21
21 °C (70°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
3
3 Hours of Sunshine (28% of Daylight Hours) in January
4
4 Hours of Sunshine (31% of Daylight Hours) in February
4
4 Hours of Sunshine (29% of Daylight Hours) in March
4
4 Hours of Sunshine (32% of Daylight Hours) in April
4
4 Hours of Sunshine (32% of Daylight Hours) in May
4
4 Hours of Sunshine (36% of Daylight Hours) in June
4
4 Hours of Sunshine (32% of Daylight Hours) in July
3
3 Hours of Sunshine (26% of Daylight Hours) in August
2
2 Hours of Sunshine (18% of Daylight Hours) in September
2
2 Hours of Sunshine (20% of Daylight Hours) in October
3
3 Hours of Sunshine (25% of Daylight Hours) in November
3
3 Hours of Sunshine (26% 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
12
12 Hours of Daylight in May
12
12 Hours of Daylight in June
12
12 Hours of Daylight in July
12
12 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
12
12 Hours of Daylight in December
J F M A M J J A S O N D
Days with some Rain
Monthly Rainfall (mm)
12
12 Days with some Rain in January
12
12 Days with some Rain in February
16
16 Days with some Rain in March
16
16 Days with some Rain in April
14
14 Days with some Rain in May
9
9 Days with some Rain in June
8
8 Days with some Rain in July
10
10 Days with some Rain in August
15
15 Days with some Rain in September
20
20 Days with some Rain in October
18
18 Days with some Rain in November
12
12 Days with some Rain in December
J F M A M J J A S O N D
112
112 mm (4.4 inches) Monthly Rainfall in January
101
101 mm (4.0 inches) Monthly Rainfall in February
164
164 mm (6.5 inches) Monthly Rainfall in March
192
192 mm (7.6 inches) Monthly Rainfall in April
168
168 mm (6.6 inches) Monthly Rainfall in May
32
32 mm (1.3 inches) Monthly Rainfall in June
6
6 mm (0.2 inches) Monthly Rainfall in July
24
24 mm (0.9 inches) Monthly Rainfall in August
79
79 mm (3.1 inches) Monthly Rainfall in September
228
228 mm (9.0 inches) Monthly Rainfall in October
186
186 mm (7.3 inches) Monthly Rainfall in November
117
117 mm (4.6 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
H
High Heat & Humidity in February
H
High Heat & Humidity in March
H
High Heat & Humidity in April
H
High Heat & Humidity in May
M
Moderate Heat & Humidity in June
M
Moderate Heat & Humidity in July
M
Moderate Heat & Humidity in August
M
Moderate Heat & Humidity in September
M
Moderate Heat & Humidity in October
M
Moderate Heat & Humidity in November
M
Moderate Heat & Humidity in December
J F M A M J J A S O N D
11
UV 11+ (Extreme) 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
10
UV 10 (Very High) in July
11
UV 11+ (Extreme) in August
11
UV 11+ (Extreme) in September
11
UV 11+ (Extreme) in October
11
UV 11+ (Extreme) in November
11
UV 11+ (Extreme) 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
29
29 °C (84°F) Sea Temperature in February
29
29 °C (84°F) Sea Temperature in March
29
29 °C (84°F) Sea Temperature in April
28
28 °C (82°F) Sea Temperature in May
26
26 °C (79°F) Sea Temperature in June
26
26 °C (79°F) Sea Temperature in July
26
26 °C (79°F) Sea Temperature in August
26
26 °C (79°F) Sea Temperature in September
27
27 °C (81°F) Sea Temperature in October
27
27 °C (81°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
Sao Tome Climate Guide (Historical Weather Averages), Sao Tome and Principe
Elev: 100 m   Long: 006°43'E   Lat: 00°20'N
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