Iastem, Tombali, Guinea-Bissau Climate
Weather: 24.18°C/75.52°F, Wind SW at 3.72 km/h, 34% Humidity, 0% Chance of rain
Iastem Climate Summary
Located at an elevation of 16.61 meters (54.49 feet) above sea level, Iastem has a Tropical wet and dry or savanna climate (Classification: Aw). The district’s yearly temperature is 29.34ºC (84.81ºF) and it is -0.38% lower than Guinea-Bissau’s averages. Iastem typically receives about 73.6 millimeters (2.9 inches) of precipitation and has 85.72 rainy days (23.48% of the time) annually.
| Country | Guinea-Bissau |
| City | Tombali |
| Longitude | -15.409939 |
| Latitude | 11.300838 |
| Attitude/Elevation | 16.61m (54.49ft) |
| Local time | Saturday 02:50 |
| Annual high temperature | 35.1ºC (95.18ºF) |
| Annual low temperature | 21.77ºC (71.19ºF) |
| Average annual precip. | 73.6mm (2.9in) |
| Warmest month | March (39.66ºC / 103.39ºF) |
| Coldest Month | February (18.5ºC / 65.3ºF) |
| Wettest Month | August (308.18mm / 12.13in) |
| Driest Month | February (0.02mm / 0.0in) |
| Number of days with rainfall (≥ 1.0 mm) | 85.72 days (23.48%) |
| Days with no rain | 279.28 days (76.52%) |
| Humidity | 59.65% |
Climate Iastem: Weather By Month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Nov | Oct | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record high °C (°F) | 43.44(110.19) | 43.44(110.19) | 46.4(115.52) | 45.42(113.76) | 45.42(113.76) | 40.48(104.86) | 37.52(99.54) | 34.56(94.21) | 35.54(95.97) | 37.52(99.54) | 38.5(101.3) | 39.49(103.08) | 46.4(115.52) |
| Average high °C (°F) | 36.93(98.47) | 38.52(101.34) | 39.66(103.39) | 39.28(102.7) | 37.34(99.21) | 34.52(94.14) | 30.72(87.3) | 29.57(85.23) | 30.57(87.03) | 33.09(91.56) | 35.08(95.14) | 35.87(96.57) | 35.1(95.18) |
| Daily mean °C (°F) | 28.73(83.71) | 30.0(86.0) | 31.05(87.89) | 31.7(89.06) | 31.34(88.41) | 30.25(86.45) | 27.76(81.97) | 26.83(80.29) | 27.36(81.25) | 29.01(84.22) | 29.52(85.14) | 28.51(83.32) | 29.34(84.81) |
| Average low °C (°F) | 18.64(65.55) | 18.5(65.3) | 18.91(66.04) | 20.92(69.66) | 23.05(73.49) | 24.74(76.53) | 23.84(74.91) | 23.14(73.65) | 23.24(73.83) | 23.79(74.82) | 22.66(72.79) | 19.83(67.69) | 21.77(71.19) |
| Record low °C (°F) | 10.86(51.55) | 12.83(55.09) | 11.85(53.33) | 14.81(58.66) | 17.77(63.99) | 21.72(71.1) | 14.81(58.66) | 0.0(0) | 14.81(58.66) | 13.82(56.88) | 17.77(63.99) | 15.8(60.44) | 0.0(0) |
| Average precipitation mm (inches) | 0.03(0.0) | 0.02(0.0) | 0.65(0.03) | 2.59(0.1) | 15.63(0.62) | 65.7(2.59) | 209.84(8.26) | 308.18(12.13) | 203.46(8.01) | 68.04(2.68) | 9.03(0.36) | 0.09(0.0) | 73.6(2.9) |
| Average precipitation days (≥ 1.0 mm) | 0.0 | 0.0 | 0.27 | 0.63 | 2.78 | 8.62 | 19.11 | 21.72 | 19.03 | 11.85 | 1.71 | 0.0 | 7.15 |
| Average relative humidity (%) | 32.76 | 36.11 | 46.51 | 49.95 | 58.08 | 67.55 | 79.39 | 83.85 | 83.74 | 77.7 | 60.55 | 39.62 | 59.65 |
| Mean monthly sunshine hours | 11.09 | 11.32 | 11.43 | 11.37 | 11.25 | 10.21 | 8.96 | 8.48 | 9.2 | 10.56 | 11.16 | 11.03 | 10.5 |
Climate Graph
The chart below shows the mean monthly temperature and precipitation of Iastem in recent years.
Iastem Temperature by Month
| April |
|
31.7°C | 89.06°F |
| May |
|
31.34°C | 88.41°F |
| March |
|
31.05°C | 87.89°F |
| June |
|
30.25°C | 86.45°F |
| February |
|
30.0°C | 86.0°F |
| November |
|
29.52°C | 85.14°F |
| October |
|
29.01°C | 84.22°F |
| January |
|
28.73°C | 83.71°F |
| December |
|
28.51°C | 83.32°F |
| July |
|
27.76°C | 81.97°F |
| September |
|
27.36°C | 81.25°F |
| August |
|
26.83°C | 80.29°F |
Historical Data
| Temperature | Max | Average | Min | |
|---|---|---|---|---|
| Max Temperature | 40.48°C (104.86°F) | 36.08°C (96.94°F) | 29.62°C (85.32°F) | |
| Avg Temperature | 32.58°C (90.64°F) | 30.61°C (87.1°F) | 26.66°C (79.99°F) | |
| Min Temperature | 24.68°C (76.42°F) | 23.06°C (73.51°F) | 20.73°C (69.31°F) | |
| Dew Point | Max | Average | Min | |
| Dew Point | 21.72°C (71.1°F) | 19.65°C (67.37°F) | 15.8°C (60.44°F) | |
| Precipitation | Max | Average | Min | Sum |
| Precipitation | 5.33mm | 0.21in | 0.52mm | 0.02in | 0.0mm | 0in | 16.2mm | 0.64in |
| Snowdepth | 0.0mm | 0in | 0.0mm | 0in | 0.0mm | 0in | 0.0mm | 0in |
| Wind | Max | Average | Min | |
| Wind | 11.85kmh | 7.36mph | 9.08kmh | 5.64mph | 5.92kmh | 3.68mph | |
| Gust Wind | 15.8kmh | 9.82mph | 12.52kmh | 7.78mph | 6.91kmh | 4.29mph | |
| Sea Level Pressure | Max | Average | Min | |
| Sea Level Pressure | 5.33mb | 0.52mb | 0.0mb |
Daily Observations
| Time | Temperature | Dew Point | Humidity | Wind Speed | Pressure | Precipitation |
|---|---|---|---|---|---|---|
| May | ° C | ° F | ° C | ° F | % | Kph | Mph | Hg | Mb | Total (mm/in) |
| 2014-05-01 | 30.61 | 87.1 | 17.77 | 63.99 | 60 | 9.87 | 6.13 | 29.42 | 996.19 | 0.0 | 0 |
| 2014-05-02 | 32.58 | 90.64 | 16.78 | 62.2 | 55 | 7.9 | 4.91 | 29.42 | 996.19 | 0.0 | 0 |
| 2014-05-03 | 31.59 | 88.86 | 17.77 | 63.99 | 59 | 9.87 | 6.13 | 29.42 | 996.19 | 0.0 | 0 |
| 2014-05-04 | 29.62 | 85.32 | 18.76 | 65.77 | 62 | 11.85 | 7.36 | 29.45 | 997.17 | 0.0 | 0 |
| 2014-05-05 | 27.64 | 81.75 | 20.73 | 69.31 | 71 | 7.9 | 4.91 | 29.48 | 998.16 | 0.0 | 0 |
| 2014-05-06 | 29.62 | 85.32 | 18.76 | 65.77 | 62 | 7.9 | 4.91 | 29.48 | 998.16 | 0.0 | 0 |
| 2014-05-07 | 32.58 | 90.64 | 16.78 | 62.2 | 50 | 7.9 | 4.91 | 29.48 | 998.16 | 0.1 | 0.0 |
| 2014-05-08 | 32.58 | 90.64 | 15.8 | 60.44 | 50 | 8.89 | 5.52 | 29.45 | 997.17 | 0.0 | 0 |
| 2014-05-09 | 31.59 | 88.86 | 16.78 | 62.2 | 53 | 8.89 | 5.52 | 29.42 | 996.19 | 0.0 | 0 |
| 2014-05-10 | 29.62 | 85.32 | 18.76 | 65.77 | 65 | 10.86 | 6.75 | 29.42 | 996.19 | 0.0 | 0 |
| 2014-05-11 | 30.61 | 87.1 | 19.75 | 67.55 | 65 | 9.87 | 6.13 | 29.42 | 996.19 | 0.0 | 0 |
| 2014-05-12 | 29.62 | 85.32 | 19.75 | 67.55 | 66 | 8.89 | 5.52 | 29.48 | 998.16 | 0.0 | 0 |
| 2014-05-13 | 31.59 | 88.86 | 20.73 | 69.31 | 64 | 7.9 | 4.91 | 29.48 | 998.16 | 0.0 | 0 |
| 2014-05-14 | 29.62 | 85.32 | 20.73 | 69.31 | 68 | 9.87 | 6.13 | 29.5 | 999.15 | 2.47 | 0.1 |
| 2014-05-15 | 30.61 | 87.1 | 20.73 | 69.31 | 66 | 8.89 | 5.52 | 29.48 | 998.16 | 0.0 | 0 |
| 2014-05-16 | 31.59 | 88.86 | 20.73 | 69.31 | 65 | 8.89 | 5.52 | 29.42 | 996.19 | 0.0 | 0 |
| 2014-05-17 | 30.61 | 87.1 | 20.73 | 69.31 | 67 | 10.86 | 6.75 | 29.39 | 995.2 | 1.78 | 0.07 |
| 2014-05-18 | 29.62 | 85.32 | 21.72 | 71.1 | 72 | 8.89 | 5.52 | 29.45 | 997.17 | 5.33 | 0.21 |
| 2014-05-19 | 30.61 | 87.1 | 20.73 | 69.31 | 65 | 6.91 | 4.29 | 29.5 | 999.15 | 0.1 | 0.0 |
| 2014-05-20 | 32.58 | 90.64 | 20.73 | 69.31 | 58 | 5.92 | 3.68 | 29.5 | 999.15 | 0.0 | 0 |
| 2014-05-21 | 26.66 | 79.99 | 21.72 | 71.1 | 74 | 8.89 | 5.52 | 29.53 | 1000.13 | 3.36 | 0.13 |
| 2014-05-22 | 32.58 | 90.64 | 15.8 | 60.44 | 45 | 7.9 | 4.91 | 29.48 | 998.16 | 0.0 | 0 |
| 2014-05-23 | 30.61 | 87.1 | 20.73 | 69.31 | 62 | 10.86 | 6.75 | 29.48 | 998.16 | 0.0 | 0 |
| 2014-05-24 | 30.61 | 87.1 | 19.75 | 67.55 | 61 | 9.87 | 6.13 | 29.42 | 996.19 | 0.0 | 0 |
| 2014-05-25 | 29.62 | 85.32 | 20.73 | 69.31 | 65 | 10.86 | 6.75 | 29.48 | 998.16 | 0.0 | 0 |
| 2014-05-26 | 30.61 | 87.1 | 20.73 | 69.31 | 67 | 5.92 | 3.68 | 29.53 | 1000.13 | 3.06 | 0.12 |
| 2014-05-27 | 30.61 | 87.1 | 20.73 | 69.31 | 64 | 8.89 | 5.52 | 29.53 | 1000.13 | 0.0 | 0 |
| 2014-05-28 | 32.58 | 90.64 | 18.76 | 65.77 | 54 | 7.9 | 4.91 | 29.45 | 997.17 | 0.0 | 0 |
| 2014-05-29 | 29.62 | 85.32 | 21.72 | 71.1 | 69 | 11.85 | 7.36 | 29.45 | 997.17 | 0.0 | 0 |
| 2014-05-30 | 29.62 | 85.32 | 21.72 | 71.1 | 69 | 9.87 | 6.13 | 29.48 | 998.16 | 0.0 | 0 |
| 2014-05-31 | 30.61 | 87.1 | 21.72 | 71.1 | 67 | 9.87 | 6.13 | 29.48 | 998.16 | 0.0 | 0 |
Iastem 11 Year Historical Weather Data
- Iastem, Tombali weather in May 2010
- Iastem, Tombali weather in May 2011
- Iastem, Tombali weather in May 2012
- Iastem, Tombali weather in May 2013
- Iastem, Tombali weather in May 2015
- Iastem, Tombali weather in May 2016
- Iastem, Tombali weather in May 2017
- Iastem, Tombali weather in May 2018
- Iastem, Tombali weather in May 2019
- Iastem, Tombali weather in May 2020
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