Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Bissau features a hot semi-arid climate (BSh).Temperatures typically range between 14 °C (57 °F) and 35 °C (95 °F) through the year, but rarely can drop to 1 °C (35 °F) or can rise to as high as 48 °C (118 °F).The average annual precipitation amounts to about 341 mm (13.4 inches) and receives 54 rainy days on the 1 mm (0.04 inches) threshold annually.Bissau enjoys an average of 3805 hours of sunshine throughout the year, and daylight varies from 10 hours 21 minutes to 13 hours 53 minutes per day.
The warmest months in Bissau are May, June and July, with daily mean temperatures ranging from 32 to 35 °C (91 - 95 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 14 to 19 °C (57 - 66 °F) throughout the day. On average each year, Bissau experiences 263 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 28°C (83°F) | 35°C (95°F) | 42°C (108°F) | 45°C (114°F) | 48°C (118°F) | 48°C (118°F) | 44°C (111°F) | 41°C (107°F) | 42°C (108°F) | 40°C (104°F) | 35°C (95°F) | 31°C (87°F) |
Mean maximum | 26°C (79°F) | 32°C (90°F) | 40°C (104°F) | 44°C (111°F) | 47°C (117°F) | 45°C (114°F) | 43°C (109°F) | 39°C (103°F) | 39°C (103°F) | 39°C (102°F) | 34°C (93°F) | 27°C (81°F) |
Average high | 20°C (68°F) | 26°C (79°F) | 32°C (91°F) | 39°C (103°F) | 41°C (107°F) | 40°C (105°F) | 37°C (98°F) | 35°C (95°F) | 36°C (96°F) | 35°C (96°F) | 28°C (83°F) | 22°C (72°F) |
Daily mean | 14°C (57°F) | 19°C (66°F) | 25°C (77°F) | 32°C (89°F) | 35°C (94°F) | 35°C (95°F) | 32°C (91°F) | 31°C (88°F) | 31°C (87°F) | 28°C (84°F) | 21°C (70°F) | 15°C (59°F) |
Average low | 8°C (47°F) | 12°C (54°F) | 19°C (66°F) | 24°C (76°F) | 28°C (83°F) | 30°C (86°F) | 29°C (84°F) | 28°C (82°F) | 27°C (81°F) | 22°C (72°F) | 15°C (59°F) | 9°C (49°F) |
Mean minimum | 4°C (40°F) | 7°C (46°F) | 13°C (55°F) | 20°C (67°F) | 23°C (73°F) | 25°C (77°F) | 26°C (79°F) | 25°C (78°F) | 24°C (76°F) | 18°C (64°F) | 11°C (52°F) | 4°C (40°F) |
Minimum | 3°C (37°F) | 7°C (44°F) | 9°C (49°F) | 18°C (65°F) | 21°C (70°F) | 23°C (73°F) | 25°C (77°F) | 25°C (76°F) | 22°C (71°F) | 16°C (61°F) | 9°C (49°F) | 1°C (35°F) |
Compare temperature, precipitation, sunshine, UV index in Bissau, Rajasthan, India with other places around the world.
Bissau usually has the most precipitation in July, August and September, with an average of 12 rainy days and 72 mm (2.8 inches) of precipitation per month.The driest months in Bissau are February, October and December. On average, 3 mm (0.1 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 13 (0.5) | 3 (0.1) | 13 (0.5) | 8 (0.3) | 12 (0.5) | 57 (2.2) | 70 (2.7) | 77 (3.0) | 68 (2.7) | 4 (0.1) | 13 (0.5) | 4 (0.1) |
Average precipitation days (≥ 1 mm) | 2 | 0 | 3 | 1 | 3 | 7 | 13 | 13 | 10 | 0 | 2 | 0 |
The sunniest months in Bissau are May, June and July, when the sun shines an average of 11 hours 29 minutes a day.Least sunny months in Bissau: January, February and December receive an average of 8 hours 51 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 234 | 285 | 333 | 343 | 361 | 352 | 343 | 336 | 319 | 321 | 286 | 286 |
Mean daily daylight hours | 10h 33m | 11h 10m | 11h 59m | 12h 50m | 13h 32m | 13h 53m | 13h 43m | 13h 6m | 12h 17m | 11h 27m | 10h 43m | 10h 21m |
Bissau experiences the highest level of ultraviolet (UV) radiation in April, July and August, when the maximum UV index can reach values of 11 - 13, which corresponds to the Extreme category of sun exposure.January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Bissau UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 6 | 7 | 9 | 11 | 11 | 11 | 13 | 12 | 11 | 9 | 6 | 5 |