Climate for Station: Koutiala, Sikasso Region, Mali
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Climate Analysis & Overview
Koutiala, situated in the Sikasso Region of Mali, is experiencing a complex climate narrative. While all-time trends indicate a warming pattern, recent years show a cooling of daytime highs. Precipitation is becoming more evenly distributed, a shift that could impact local agriculture and water management.
A Warming Legacy with Recent Cooling Trends
Koutiala, located at 12.383°N, -5.467°W, is characterised by a tropical savanna climate under the Köppen classification. This region is traditionally marked by distinct wet and dry seasons, influenced by the West African Monsoon. Over an all-time scale, Koutiala has experienced a warming trend, with highs increasing by 0.24°C (0.43°F) and lows by 0.37°C (0.67°F). However, the past decade tells a different story, with a notable cooling in daytime highs by 0.16°C (0.29°F), while nighttime lows have risen by 0.20°C (0.36°F). This divergence suggests a complex interplay of local and regional climatic factors.
Temperature Extremes: A Tale of Two Records
The temperature extremes recorded in Koutiala highlight the stark variability typical of the region. The highest temperature on record is a scorching 47.0°C (116.6°F), while the coldest plummets to 7.2°C (44.96°F). These records underscore the range of thermal conditions that can occur, influenced by seasonal shifts and atmospheric dynamics. Such extremes pose challenges for local communities, particularly in terms of health and agriculture.
Precipitation Patterns: A More Even Distribution
The Precipitation Concentration Index (PCI) for Koutiala has shifted from a baseline of 20.23 to a current value of 18.30. This change indicates a more even distribution of rainfall events over time, moving away from highly concentrated downpours. Such a trend could have significant implications for agriculture, potentially reducing the risk of soil erosion and improving water retention in the soil. It aligns with Mali's regional climate goals to adapt agricultural practices to changing precipitation patterns.
Regional Implications and Future Considerations
Koutiala's climate profile is emblematic of broader regional trends in West Africa, where climate variability poses both challenges and opportunities. The cooling trend in recent high temperatures might offer some respite against the backdrop of global warming, but it also requires careful monitoring to understand its drivers. Meanwhile, the more even distribution of rainfall could support Mali's initiatives for sustainable agriculture, though it necessitates adaptive strategies to harness these benefits fully.
Station Statistics
10-Year Trend
High: +0.00 °C/decade
Low: +0.16 °C/decade
Rain: -0.14 mm/decade
25-Year Trend
High: +0.14 °C/decade
Low: +0.23 °C/decade
Rain: +0.30 mm/decade
50-Year Trend
High: +0.22 °C/decade
Low: +0.35 °C/decade
Rain: +0.14 mm/decade
All-Time Trend
High: +0.22 °C/decade
Low: +0.35 °C/decade
Rain: +0.14 mm/decade
Percentage Above-Average Days
Last 12 Months: 38.9%
This Year: 57.9%
Precipitation Concentration Index (PCI) ℹ️
Last 12 Months: 23.4
Historical Average: 20.4
Percentile Rank of Last 12 Months ℹ️
High: 41st percentile
Low: 60th percentile
Rain: 71st percentile
Change in Variance ℹ️
High: +9.3%
Low: -22.4%
Intraday: -21.1%
Data Coverage
79.3%
First Year of Data
1960
Station Location
Historical Weather Records
| Max High | Avg High | Min High | Max Avg | Avg Avg | Min Avg | Max Low | Avg Low | Min Low | Max Precipitation | Avg Precipitation | Max Snow | Avg Snow | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record | 47.0 °C | — | 20.0 °C | 38.5 °C | — | 15.4 °C | 32.5 °C | — | 7.2 °C | 178.1 mm | — | — | — |
| January | 39.8 °C | 32.8 °C | 20.0 °C | 34.1 °C | 24.7 °C | 15.4 °C | 25.0 °C | 16.5 °C | 7.2 °C | 4.1 mm | 0.0 mm | — | — |
| February | 41.5 °C | 35.8 °C | 25.0 °C | 36.5 °C | 27.5 °C | 17.0 °C | 29.5 °C | 19.2 °C | 8.9 °C | 7.7 mm | 0.0 mm | — | — |
| March | 43.2 °C | 38.3 °C | 27.4 °C | 37.0 °C | 30.8 °C | 20.3 °C | 31.5 °C | 23.3 °C | 10.0 °C | 20.5 mm | 0.1 mm | — | — |
| April | 44.2 °C | 39.2 °C | 27.8 °C | 38.5 °C | 32.6 °C | 25.2 °C | 32.5 °C | 26.3 °C | 17.2 °C | 39.9 mm | 0.8 mm | — | — |
| May | 47.0 °C | 37.6 °C | 27.0 °C | 37.6 °C | 31.6 °C | 24.3 °C | 31.8 °C | 26.2 °C | 17.0 °C | 71.9 mm | 2.5 mm | — | — |
| June | 47.0 °C | 34.8 °C | 26.0 °C | 35.1 °C | 29.2 °C | 23.0 °C | 30.1 °C | 24.4 °C | 17.4 °C | 72.7 mm | 4.5 mm | — | — |
| July | 40.5 °C | 31.7 °C | 25.0 °C | 32.5 °C | 27.0 °C | 21.5 °C | 27.5 °C | 22.9 °C | 15.5 °C | 99.1 mm | 7.0 mm | — | — |
| August | 38.8 °C | 30.3 °C | 23.0 °C | 31.0 °C | 26.1 °C | 21.7 °C | 26.0 °C | 22.4 °C | 17.3 °C | 178.1 mm | 8.5 mm | — | — |
| September | 39.0 °C | 31.3 °C | 24.8 °C | 31.8 °C | 26.6 °C | 21.9 °C | 26.0 °C | 22.4 °C | 17.8 °C | 98.0 mm | 5.7 mm | — | — |
| October | 39.5 °C | 34.3 °C | 25.9 °C | 33.2 °C | 28.2 °C | 22.5 °C | 26.6 °C | 22.6 °C | 16.0 °C | 55.9 mm | 1.9 mm | — | — |
| November | 39.0 °C | 35.2 °C | 24.6 °C | 33.8 °C | 27.4 °C | 18.8 °C | 26.9 °C | 19.5 °C | 10.9 °C | 10.9 mm | 0.1 mm | — | — |
| December | 39.0 °C | 33.1 °C | 22.8 °C | 31.9 °C | 24.8 °C | 16.1 °C | 25.5 °C | 16.6 °C | 7.8 °C | 50.0 mm | 0.0 mm | — | — |
Data Visualisations
Remove WatermarksCurrent Year Climate Trends vs Historical
Max Temperature this Year | 1 of 6
Climate 12-Month Moving Averages
Max Temperature 12-Month MA | 1 of 6
Daily Data Points and Averages Throughout the Year
Average Max Temperature Throughout Year | 1 of 5
