Hot Summers in Nordic Apartments: Exploring the Correlation between Outdoor Weather Conditions and Indoor Temperature
Abstract
:1. Introduction
- To estimate the duration and intensity of indoor overheating during hot summers.
- To explore indoor temperature variations under different outdoor conditions.
- To determine the correlation between the outdoor temperature and solar radiation and indoor temperature levels during the during heatwaves of varying length in the hot summer of 2021.
- To quantify the magnitude of the effect of solar radiation and outdoor temperature on indoor temperature.
2. Materials and Methods
2.1. Indoor Temperature Data Collection and Preprocessing
2.2. Outdoor Weather during the Hot Summer of 2021
2.3. Statistical Analysis Methods
2.4. Overheating Assessment Criteria
3. Results
3.1. Temporal Analysis of Overheating Risks
3.2. Indoor Temperature Dynamics Based on Outdoor Weather Conditions
3.2.1. Indoor Temperature Variations Based on the Outdoor Average Temperature
3.2.2. Indoor Temperature Variations Based on the Sum of GHI
3.2.3. Indoor Temperature Variations Based on Weekly Number of Hot Days
3.3. Correlation between Indoor Temperature and Outdoor Weather Conditions
3.3.1. Outdoor Temperature
3.3.2. GHI
3.4. Multiple Linear Regression between the Indoor Temperature and Outdoor Weather Conditions
4. Discussion
5. Conclusions
Author Contributions
Funding
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Percentage (%) of Apartments with | ||||||||
---|---|---|---|---|---|---|---|---|
1 Day | 2 Days | 3 Days | 4 Days | 5 Days | 6 Days | 7 Days | ||
Hourly temperature higher than | 27 °C | 84.8 | 77.9 | 69.8 | 61.0 | 55.1 | 50.0 | 46.8 |
28 °C | 59.6 | 48.8 | 40.2 | 32.7 | 26.2 | 21.5 | 19.2 | |
29 °C | 28.1 | 20.9 | 15.8 | 11.8 | 8.8 | 6.2 | 5.3 | |
30 °C | 8.3 | 5.5 | 3.9 | 2.8 | 1.9 | 1.5 | 1.2 | |
31 °C | 1.8 | 1.3 | 0.9 | 0.6 | 0.3 | 0.2 | 0.2 | |
32 °C | 0.4 | 0.3 | 0.2 | 0.2 | 0.1 | 0.1 | 0.1 | |
33 °C | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.0 | 0.0 | |
34 °C | 0.05 | 0.05 | 0.05 | 0.05 | 0.05 | 0.0 | 0.0 | |
35 °C | 0.05 | 0.03 | 0.03 | 0.03 | 0.03 | 0.0 | 0.0 |
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Farahani, A.V.; Jokisalo, J.; Korhonen, N.; Jylhä, K.; Kosonen, R. Hot Summers in Nordic Apartments: Exploring the Correlation between Outdoor Weather Conditions and Indoor Temperature. Buildings 2024, 14, 1053. https://doi.org/10.3390/buildings14041053
Farahani AV, Jokisalo J, Korhonen N, Jylhä K, Kosonen R. Hot Summers in Nordic Apartments: Exploring the Correlation between Outdoor Weather Conditions and Indoor Temperature. Buildings. 2024; 14(4):1053. https://doi.org/10.3390/buildings14041053
Chicago/Turabian StyleFarahani, Azin Velashjerdi, Juha Jokisalo, Natalia Korhonen, Kirsti Jylhä, and Risto Kosonen. 2024. "Hot Summers in Nordic Apartments: Exploring the Correlation between Outdoor Weather Conditions and Indoor Temperature" Buildings 14, no. 4: 1053. https://doi.org/10.3390/buildings14041053