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Home > World Climate Guides > South America > Brazil > Porto Velho
Porto Velho Climate Guide
Brazil
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Maximum Daytime Temperature (°C)
Minimum Night-time Temperature (°C)
31
31 °C (88°F) Maximum Daytime Temperature in January
31
31 °C (88°F) Maximum Daytime Temperature in February
29
29 °C (84°F) Maximum Daytime Temperature in March
31
31 °C (88°F) Maximum Daytime Temperature in April
31
31 °C (88°F) Maximum Daytime Temperature in May
31
31 °C (88°F) Maximum Daytime Temperature in June
32
32 °C (90°F) Maximum Daytime Temperature in July
33
33 °C (91°F) Maximum Daytime Temperature in August
33
33 °C (91°F) Maximum Daytime Temperature in September
33
33 °C (91°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
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
19
19 °C (66°F) Minimum Night-time Temperature in July
19
19 °C (66°F) Minimum Night-time Temperature in August
21
21 °C (70°F) Minimum Night-time Temperature in September
22
22 °C (72°F) Minimum Night-time Temperature in October
22
22 °C (72°F) Minimum Night-time Temperature in November
22
22 °C (72°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
4
4 Hours of Sunshine (28% of Daylight Hours) in January
3
3 Hours of Sunshine (27% of Daylight Hours) in February
4
4 Hours of Sunshine (30% of Daylight Hours) in March
4
4 Hours of Sunshine (35% of Daylight Hours) in April
4
4 Hours of Sunshine (37% of Daylight Hours) in May
6
6 Hours of Sunshine (54% of Daylight Hours) in June
7
7 Hours of Sunshine (60% of Daylight Hours) in July
5
5 Hours of Sunshine (45% of Daylight Hours) in August
5
5 Hours of Sunshine (42% of Daylight Hours) in September
5
5 Hours of Sunshine (40% of Daylight Hours) in October
6
6 Hours of Sunshine (48% of Daylight Hours) in November
4
4 Hours of Sunshine (32% of Daylight Hours) in December
J F M A M J J A S O N D
13
13 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
13
13 Hours of Daylight in November
13
13 Hours of Daylight in December
J F M A M J J A S O N D
Days with some Rain
Monthly Rainfall (mm)
26
26 Days with some Rain in January
24
24 Days with some Rain in February
25
25 Days with some Rain in March
20
20 Days with some Rain in April
16
16 Days with some Rain in May
10
10 Days with some Rain in June
8
8 Days with some Rain in July
7
7 Days with some Rain in August
10
10 Days with some Rain in September
15
15 Days with some Rain in October
19
19 Days with some Rain in November
24
24 Days with some Rain in December
J F M A M J J A S O N D
303
303 mm (11.9 inches) Monthly Rainfall in January
313
313 mm (12.3 inches) Monthly Rainfall in February
303
303 mm (11.9 inches) Monthly Rainfall in March
235
235 mm (9.3 inches) Monthly Rainfall in April
121
121 mm (4.8 inches) Monthly Rainfall in May
39
39 mm (1.5 inches) Monthly Rainfall in June
28
28 mm (1.1 inches) Monthly Rainfall in July
48
48 mm (1.9 inches) Monthly Rainfall in August
112
112 mm (4.4 inches) Monthly Rainfall in September
190
190 mm (7.5 inches) Monthly Rainfall in October
219
219 mm (8.6 inches) Monthly Rainfall in November
315
315 mm (12.4 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)
VH
Very High Heat & Humidity in January
VH
Very High Heat & Humidity in February
H
High Heat & Humidity in March
H
High Heat & Humidity in April
H
High Heat & Humidity in May
H
High Heat & Humidity in June
H
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
VH
Very High 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
10
UV 10 (Very High) in May
9
UV 9 (Very High) in June
9
UV 9 (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)
Porto Velho Climate Guide (Historical Weather Averages), Brazil
Elev: 100 m   Long: 063°54'W   Lat: 08°45'S
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