Climate for Station: Roma Ciampino, Lazio, Italy
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Climate Analysis & Overview
Roma Ciampino is experiencing a warming trend, with notable increases in both high and low temperatures over the past decade. Precipitation patterns have become slightly more even, indicating a shift towards more balanced rainfall distribution. These changes align with Italy's broader climate goals of adapting to and mitigating climate change impacts.
Mediterranean Climate Dynamics
Roma Ciampino, located in the Lazio region of Italy, falls under the Mediterranean climate classification, characterised by hot, dry summers and mild, wet winters. The city's proximity to the Tyrrhenian Sea moderates temperatures, but recent data indicates a significant warming trend. Over the past decade, high temperatures have risen by 1.77°C (3.19°F) and low temperatures by 1.07°C (1.93°F). This warming trend is more pronounced than the all-time trend, which shows a modest rise of 0.13°C (0.23°F) for highs and 0.33°C (0.59°F) for lows. These changes suggest an acceleration of warming in recent years, potentially impacting local agriculture and energy consumption.
Temperature Extremes and Records
Temperature extremes in Roma Ciampino have been noteworthy, with an all-time high of 40.6°C (105.1°F) and a low of -11.0°C (12.2°F). These records highlight the variability and potential for extreme weather events in the region. While the all-time trends indicate a slight warming, the recent decade's data suggests more rapid changes, which could lead to more frequent and intense heatwaves, challenging the city's infrastructure and public health systems.
Evolving Precipitation Patterns
The Precipitation Concentration Index (PCI) for Roma Ciampino has decreased from a baseline of 13.4 to a current value of 12.1. This slight reduction indicates a more even distribution of rainfall events over time. A lower PCI suggests that precipitation is less concentrated in heavy, isolated events and is instead spread more evenly throughout the year. This shift could be beneficial for water management and agriculture, reducing the risk of flooding while ensuring more consistent water availability for crops.
Regional Climate Implications
These climatic changes are occurring against the backdrop of Italy's regional climate goals, which focus on reducing greenhouse gas emissions and enhancing climate resilience. The warming trend observed in Roma Ciampino aligns with national efforts to monitor and adapt to climate change impacts. Recent weather events, such as intense summer heatwaves, underscore the urgency of these initiatives. As the climate continues to evolve, understanding and adapting to these changes will be crucial for sustaining the region's economic and environmental health.
Station Statistics
10-Year Trend
High: +1.77 °C/decade
Low: +1.07 °C/decade
Rain: +0.08 mm/decade
25-Year Trend
High: +0.70 °C/decade
Low: +0.61 °C/decade
Rain: -0.00 mm/decade
50-Year Trend
High: +0.46 °C/decade
Low: +0.60 °C/decade
Rain: -0.20 mm/decade
All-Time Trend
High: +0.13 °C/decade
Low: +0.33 °C/decade
Rain: +0.00 mm/decade
Percentage Above-Average Days
Last 12 Months: 54.4%
This Year: 73.9%
Precipitation Concentration Index (PCI) ℹ️
Last 12 Months: 12.1
Historical Average: 13.4
Percentile Rank of Last 12 Months ℹ️
High: 97th percentile
Low: 98th percentile
Rain: 52nd percentile
Change in Variance ℹ️
High: +3.7%
Low: +9.2%
Intraday: -12.9%
Data Coverage
95.6%
First Year of Data
1951
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 | 40.6 °C | — | -1.0 °C | 32.5 °C | — | -5.3 °C | 27.6 °C | — | -11.0 °C | 131.6 mm | — | — | — |
| January | 20.8 °C | 12.1 °C | -1.0 °C | 17.8 °C | 7.5 °C | -5.3 °C | 14.2 °C | 3.4 °C | -11.0 °C | 63.4 mm | 2.5 mm | — | — |
| February | 22.4 °C | 13.2 °C | 1.0 °C | 16.7 °C | 8.1 °C | -2.2 °C | 17.0 °C | 3.9 °C | -6.9 °C | 57.8 mm | 2.7 mm | — | — |
| March | 26.6 °C | 15.6 °C | 1.6 °C | 21.7 °C | 10.5 °C | 0.2 °C | 18.0 °C | 5.7 °C | -6.5 °C | 50.8 mm | 2.0 mm | — | — |
| April | 30.0 °C | 18.6 °C | 8.6 °C | 23.9 °C | 13.2 °C | 3.8 °C | 18.0 °C | 8.2 °C | -2.4 °C | 41.0 mm | 2.0 mm | — | — |
| May | 34.2 °C | 23.2 °C | 11.3 °C | 27.2 °C | 17.6 °C | 9.3 °C | 21.0 °C | 12.1 °C | 1.8 °C | 45.8 mm | 1.6 mm | — | — |
| June | 39.3 °C | 27.7 °C | 17.0 °C | 31.5 °C | 21.9 °C | 13.3 °C | 24.7 °C | 16.0 °C | 5.6 °C | 50.4 mm | 1.1 mm | — | — |
| July | 40.0 °C | 30.9 °C | 21.2 °C | 32.1 °C | 24.9 °C | 17.5 °C | 27.6 °C | 18.6 °C | 9.1 °C | 47.9 mm | 0.7 mm | — | — |
| August | 40.6 °C | 31.0 °C | 18.4 °C | 32.5 °C | 24.8 °C | 16.9 °C | 27.5 °C | 18.8 °C | 9.3 °C | 52.0 mm | 0.9 mm | — | — |
| September | 38.4 °C | 26.9 °C | 16.0 °C | 29.7 °C | 21.0 °C | 12.4 °C | 26.0 °C | 15.7 °C | 4.3 °C | 131.6 mm | 2.3 mm | — | — |
| October | 31.9 °C | 22.1 °C | 10.8 °C | 26.5 °C | 16.7 °C | 7.1 °C | 23.0 °C | 11.8 °C | 0.8 °C | 120.0 mm | 3.0 mm | — | — |
| November | 26.1 °C | 16.7 °C | 6.4 °C | 23.6 °C | 12.0 °C | 1.9 °C | 19.0 °C | 7.8 °C | -5.2 °C | 129.0 mm | 3.8 mm | — | — |
| December | 20.8 °C | 13.0 °C | 1.2 °C | 18.2 °C | 8.7 °C | -1.8 °C | 16.7 °C | 4.6 °C | -5.6 °C | 64.8 mm | 3.0 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
