Common information

Country
Guinea-Bissau
Population
388 028

Weather, climate, temperature by months in Bissau

Season Autumn Winter Spring Summer
Month Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Year
Record high, °C 39 42 42 45 41 42 42 45 41 42 42 42 45
Average high, °C 29 30 31 30 30 32 32 32 32 30 28 28 30
Average temperature, °C 27 28 27 26 26 27 28 28 28 28 27 26 27
Average low, °C 25 26 25 22 21 22 23 24 25 25 25 25 24
Record low, °C 21 20 16 15 15 17 17 17 18 18 21 20 15
Rain, days 10 4 2 1 1 1 1 1 2 6 11 13 53
Fog, days 2 7 13 7 5 8 11 14 15 5 2 2 91
Thunderstorms, days 5 3 1 0 0 0 0 0 0 3 5 5 22
Average precipitation, mm. 412 162 25 2 0 1 0 0 19 153 422 590 1786
Relative humidity, % 85 79 69 56 50 51 51 53 61 72 79 83 66
Relative humidity morning, % 92 91 86 73 62 71 77 78 83 89 91 93 82
Relative humidity evening, % 71 65 49 34 29 27 31 38 46 61 70 75 50
Wind speed, km/h 12 9 9 9 14 12 14 14 16 14 14 12 12
Day Length, часов 13 12 12 12 12 12 12 13 13 13 13 13 12
Dew point, °C 23 23 20 13 10 13 15 17 19 22 23 23 221
Growing degree-day, °C 525 568 542 508 491 494 568 558 577 542 534 517 6424
Solar radiation, global, Mj/m2 18 18 19 18 19 21 23 24 24 20 18 17 20

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