Climate for Station: Savannah 6 Sw, Tennessee, United States
Loading live weather...
Climate Analysis & Overview
Savannah 6 Sw, located in the heart of West Tennessee, is experiencing a nuanced climate narrative. While the all-time temperature trends suggest a marginal cooling, the last decade has seen a notable divergence with warming lows. Precipitation is becoming more evenly distributed, hinting at a shift in local weather patterns.
Climate Classification and Geography
Savannah 6 Sw, situated at 35.15°N, 88.32°W, falls under the humid subtropical climate classification (Köppen Cfa). This classification is characterised by hot, humid summers and mild to cool winters. The station's proximity to the Tennessee River influences its climate, providing a moderating effect on temperature extremes and contributing to the region's humidity. The surrounding topography, primarily flat with gentle rolling hills, does not significantly impede atmospheric flow, allowing for relatively uniform weather patterns across the area.
Temperature Trends: A Decade of Divergence
Over the past decade, Savannah 6 Sw has experienced contrasting temperature trends. The average high temperatures have decreased by 0.82°C (1.48°F), indicating a cooling trend. Conversely, the average low temperatures have risen by 1.50°C (2.70°F), suggesting warmer nights. This divergence from the all-time trends, where highs show a slight warming of 0.02°C (0.04°F) and lows a marginal cooling of 0.03°C (0.05°F), highlights a recent shift in local climate dynamics. These changes could be indicative of broader regional climate patterns, potentially influenced by anthropogenic factors.
Precipitation Patterns: A More Even Distribution
The Precipitation Concentration Index (PCI) for Savannah 6 Sw has seen a decrease from a baseline of 11.39 to a current value of 10.49. This indicates a more even distribution of rainfall events over time, as a lower PCI suggests less concentration of precipitation in fewer events. This slight change could lead to more consistent water availability, benefiting agriculture and reducing the risk of flash floods, which are more common with highly concentrated precipitation events.
Temperature Extremes: Historical Records
The historical temperature records for Savannah 6 Sw reveal the potential extremes the region can experience. The highest recorded temperature is 44.4°C (111.9°F), while the lowest is -25.6°C (-14.1°F). These extremes underscore the variability inherent in the region's climate, influenced by both natural variability and broader climatic shifts.
Regional Climate Context
The climate narrative of Savannah 6 Sw is set against the backdrop of the United States' regional climate goals, which aim to mitigate the impacts of climate change through emission reductions and sustainable practices. Recent weather events, such as increased instances of heatwaves and altered precipitation patterns, align with the observed data trends, reinforcing the need for adaptive strategies in local and regional planning.
Station Statistics
10-Year Trend
High: -0.82 °C/decade
Low: +1.50 °C/decade
Rain: -0.15 mm/decade
25-Year Trend
High: +0.29 °C/decade
Low: +0.66 °C/decade
Rain: +0.11 mm/decade
50-Year Trend
High: +0.14 °C/decade
Low: +0.18 °C/decade
Rain: -0.03 mm/decade
All-Time Trend
High: +0.02 °C/decade
Low: -0.03 °C/decade
Rain: +0.02 mm/decade
Percentage Above-Average Days
Last 12 Months: 58.4%
This Year: 40.4%
Precipitation Concentration Index (PCI) ℹ️
Last 12 Months: 10.5
Historical Average: 11.4
Percentile Rank of Last 12 Months ℹ️
High: 63rd percentile
Low: 93rd percentile
Rain: 60th percentile
Change in Variance ℹ️
High: -10.4%
Low: -3.8%
Intraday: -20.1%
Data Coverage
81.9%
First Year of Data
1883
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 | 44.4 °C | — | -17.2 °C | 33.7 °C | — | -17.3 °C | 31.7 °C | — | -25.6 °C | 179.6 mm | — | 330.0 mm | — |
| January | 26.1 °C | 10.6 °C | -17.2 °C | 19.3 °C | 3.4 °C | -16.8 °C | 21.7 °C | -0.9 °C | -25.6 °C | 143.3 mm | 4.2 mm | 259.0 mm | 1.9 mm |
| February | 29.4 °C | 12.8 °C | -12.2 °C | 22.1 °C | 6.0 °C | -14.1 °C | 19.4 °C | 0.5 °C | -23.3 °C | 122.9 mm | 4.4 mm | 203.0 mm | 1.2 mm |
| March | 32.2 °C | 18.1 °C | -5.0 °C | 24.8 °C | 10.6 °C | -8.2 °C | 22.2 °C | 4.7 °C | -14.4 °C | 151.1 mm | 4.8 mm | 330.0 mm | 0.5 mm |
| April | 35.0 °C | 23.3 °C | 4.4 °C | 26.3 °C | 15.5 °C | 0.6 °C | 26.7 °C | 9.2 °C | -5.0 °C | 134.6 mm | 4.2 mm | 0.0 mm | 0.0 mm |
| May | 37.2 °C | 27.3 °C | 12.2 °C | 27.6 °C | 20.4 °C | 8.8 °C | 27.8 °C | 13.9 °C | 0.0 °C | 140.7 mm | 4.0 mm | 0.0 mm | 0.0 mm |
| June | 42.2 °C | 31.4 °C | 18.3 °C | 32.1 °C | 24.8 °C | 16.0 °C | 31.7 °C | 18.2 °C | 0.6 °C | 95.3 mm | 3.6 mm | 0.0 mm | 0.0 mm |
| July | 44.4 °C | 33.1 °C | 20.0 °C | 32.9 °C | 27.0 °C | 19.2 °C | 31.1 °C | 20.2 °C | 9.4 °C | 132.1 mm | 3.5 mm | 0.0 mm | 0.0 mm |
| August | 42.8 °C | 32.9 °C | 22.2 °C | 33.7 °C | 26.7 °C | 17.9 °C | 28.3 °C | 19.5 °C | 6.7 °C | 179.6 mm | 3.0 mm | 0.0 mm | 0.0 mm |
| September | 43.9 °C | 29.9 °C | 13.3 °C | 32.0 °C | 22.9 °C | 11.7 °C | 26.1 °C | 15.9 °C | 0.6 °C | 143.2 mm | 3.0 mm | 0.0 mm | 0.0 mm |
| October | 36.1 °C | 24.3 °C | 5.0 °C | 29.5 °C | 16.5 °C | 1.3 °C | 23.3 °C | 9.1 °C | -8.9 °C | 106.7 mm | 2.6 mm | 3.0 mm | 0.0 mm |
| November | 31.7 °C | 17.3 °C | -6.1 °C | 24.1 °C | 10.1 °C | -5.1 °C | 23.3 °C | 4.0 °C | -17.2 °C | 151.1 mm | 3.7 mm | 178.0 mm | 0.1 mm |
| December | 26.1 °C | 11.9 °C | -11.1 °C | 20.8 °C | 5.5 °C | -17.3 °C | 19.4 °C | 0.4 °C | -23.3 °C | 164.1 mm | 4.5 mm | 178.0 mm | 0.6 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
