Photo: Michel Claude, CC BY-SA 3.0 igo, via Wikimedia Commons
Environment day
Energy Efficiency Day is coming up.
Wednesday, 6 October 2027
Watch party
Count down with everyone else on this page right now.
About Energy Efficiency Day
Energy Efficiency Day is marked on the first Wednesday of October each year. It’s one of the environmental days listed on Wikipedia.
From Wikipedia: Seasonal energy efficiency ratio, CC BY-SA 4.0
In 2027 it falls on a Wednesday; in 2028 it’s on Wednesday 4 October, and in 2029 on Wednesday 3 October. Also in October 2027: World Teachers’ Day (5 Oct), National Badger Day (6 Oct) and International Geodiversity Day (6 Oct). From this page you can add it to your calendar, get an email before it, share the countdown, or show it full screen.
How we work out the date
It’s on the first Wednesday of October every year.
Dates
| Year | Date |
|---|---|
| 2027 | Wednesday, 6 October |
| 2028 | Wednesday, 4 October |
| 2029 | Wednesday, 3 October |
| 2030 | Wednesday, 2 October |
| 2031 | Wednesday, 1 October |
| 2032 | Wednesday, 6 October |
| 2033 | Wednesday, 5 October |
| 2034 | Wednesday, 4 October |
| 2035 | Wednesday, 3 October |
| 2036 | Wednesday, 1 October |
On this day in history
From Wikipedia
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Photo: Geographer, CC BY-SA 2.0, via Wikimedia Commons
