Centuries:	20th century - 21st century - 22nd century
Decades:	2010s  2020s  2030s  - 2040s -  2050s  2060s  2070s
Years:	2037 2038 2039 - 2040 - 2041 2042 2043

2040 in other calendars

Gregorian calendar	2040 MMXL
Ab urbe condita	2793
Armenian calendar	1489 ԹՎ ՌՆՁԹ
Bahá'í calendar	196 – 197
Berber calendar	2990
Buddhist calendar	2584
Burmese calendar	1402
Byzantine calendar	7548 – 7549
Chinese calendar	己未年十一月十七日 (4676/4736-11-17) — to — 庚申年十一月廿八日 (4677/4737-11-28)
Coptic calendar	1756 – 1757
Ethiopian calendar	2032 – 2033
Hebrew calendar	5800 – 5801
Hindu calendars
- Vikram Samvat	2095 – 2096
- Shaka Samvat	1962 – 1963
- Kali Yuga	5141 – 5142
Holocene calendar	12040
Iranian calendar	1418 – 1419
Islamic calendar	1461 – 1462
Japanese calendar	Heisei 52 (平成52年)
Korean calendar	4373
Thai solar calendar	2583
Unix time	2208988800 – 2240611199
v • d • e

2040 (MMXL) will be a leap year starting on Sunday of the Gregorian calendar.

Predicted events

• May 2 - Partial solar eclipse
• August - A METI message Cosmic Call 2 sent from the 70-meter Eupatoria Planetary Radar arrives at its destination, HD 245409 star.
• September 8 - Major planetary alignment
• November 4 - Partial solar eclipse
• November 6 - 64th presidential election in the United States.
• 2040 Summer Olympic Games

Scientific predictions

• Scientists predict that by 2040 most of the Arctic ice cap will have melted away - all of it in the summer months - and the Polar bear will probably be extinct in the wild.

Fictional events

• The anime series Macross Plus, Masoukishin Cybuster, and Bubblegum Crisis Tokyo 2040 are all set in this year.
• In the universe of Star Trek, the television becomes obsolete.
• The Doctor Who short story collection Short Trips: 2040 is set in the year 2040.
• Phantom 2040 television series and comic strips take place during this year.
• Edward de Bono's film 2040: Possibilities by Edward de Bono presents an idea, in the form of a lecture, what 2040 might be like.