Urban Climate Index
Urban Climate Index for the Lima district in September 2026: heat across 20 sectors
Written by Eduardo Garcia · Co-founder / CEO / CTOPublished 5 October 2026
#Urban-Climate-Index#Lima-district#Peru#September-2026
The Urban Climate Index for the Lima district, on the Pacific, ranks the climate of September 2026 across 20 sectors. Sector 17 leads this list, at a temperature of 37.2°C, and Sector 9 closes it.
If you live here or you are thinking of doing so, look at which sectors ran cooler or hotter this September, and where you would like to spend more time.
These 20 sectors are the Lima district. The city’s metropolitan area is another reading.
Cooler end of the ranking
Sector 17 leads this list, at a temperature of 37.2°C. The cooler ground this September sits toward the southwest of the district. Sector 11 and Sector 12 follow it. The five best places are:
Five best places. Urban Climate Index, Lima district, September 2026.
| Rank | Sector | Surface |
|---|---|---|
| 1 | Sector 17 | 37.2°C |
| 2 | Sector 11 | 37.5°C |
| 3 | Sector 12 | 38.4°C |
| 4 | Sector 19 | 38.5°C |
| 5 | Sector 16 | 39.1°C |
Hotter end of the ranking
The hotter ground sits toward the northeast of the district. Sector 9 is last of 20, at a temperature of 42.2°C. Sector 10 and Sector 8 are among the five worst places.
Five worst places. Urban Climate Index, Lima district, September 2026.
| Rank | Sector | Surface |
|---|---|---|
| 20 | Sector 9 | 42.2°C |
| 19 | Sector 10 | 42.0°C |
| 18 | Sector 8 | 41.8°C |
| 17 | Sector 2 | 41.1°C |
| 16 | Sector 3 | 41.0°C |
Why the order follows the ground
The National Meteorology and Hydrology Service of Peru (SENAMHI) accepts registration for its open data, on the date of this reading, with a Peruvian identity document. At this moment we could not get access. We are working to get access for future publications.
Station air, humidity and rain stay out of these 20 sectors.
The September mean for the Lima district is 40.1°C. On 24 September the coolest observation reached 28.7°C and the hottest reached 46.7°C. The sectors are ranked on the month’s mean.
This map is the Lima district in September, on the Pacific. The labels mark the cooler ground toward the southwest and the hotter ground toward the northeast.
These figures are the September mean in the Lima district: 40.1°C on the ground. On 24 September the coolest observation reached 28.7°C and the hottest reached 46.7°C.
Sector 14 sits halfway down the list
Sector 14 sits in 10th place of 20, at a temperature of 39.9°C, about halfway down the list. Anyone looking for cooler ground this September looks toward Sector 17, Sector 11 and Sector 12.
How September was built
This September gathers the usable satellite images after the cloud filter, from 1 to 30 September 2026. Each sector enters with the ground of its whole territory.
Other cities and months are on our blog.
Conclusion
In September the cooler ground sits toward the southwest of the district and the hotter ground toward the northeast. The mean for the Lima district is 40.1°C.
Sector 17 takes first place and Sector 9 takes last place.
Knowing this, where would you like to spend more time next September in the Lima district, on the Pacific?
Questions
What do I do with this ranking?
It ranks that September’s climate for someone who lives in the Lima district or is thinking of doing so. Rent and schools stay out. The question is where you would like to spend more time next September.
What is the Urban Climate Index in this text?
The September 2026 reading for the Lima district, on the Pacific: 20 sectors and land surface temperature. This entry shows the five best and the five worst; the full ranking downloads here.
Where is the full ranking?
The ranking of all 20 downloads in this text: rank, sector and mean surface.
What is the 40.1°C on the cards?
The September mean surface for the Lima district, on the cards in this text. The sector ranking uses that same area.
Why does the order follow the surface?
The National Meteorology and Hydrology Service of Peru (SENAMHI) accepts registration for its open data, on the date of this reading, with a Peruvian identity document. At this moment we could not get access. We are working to get access for future publications. The September order follows the land surface temperature of each sector.
Where does Sector 14 sit?
Sector 14 sits in 10th place of 20, at a temperature of 39.9°C, about halfway down the list.
Is this reading the Lima metropolitan area?
These 20 sectors are the Lima district. The city’s metropolitan area is another reading.
Talk to us about the climate of your city
If your city is not here, write with the place. We set up the ranking of barrios or zones.
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