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23 September 2026 calendar
23

is ...

  • 266th day of the year. There are then 99 days left in 2026.
  • 38th Wednesday of 2026.
  • on the 39th week of 2026 (using ISO standard week number calculation).
  • 1st day of Fall. There are 89 days left till Winter.
  • Birthstone for this day: Sapphire

Zodiac & Astrology for 23 September 2026

Sun / Zodiac Sign:

Libra

Moon Phase:

Waxing Gibbous
89% Illuminatedi

Moon Sign:

Aquarius

Daily Planning Alert - Moon Void of Course:

The Moon is active and making connections throughout the day, ensuring a smooth flow of energy. This is a prime time for innovative social engagement and progressing towards your goals with a focus on fairness.With the Moon in progressive Aquarius and the Sun in harmonious Libra, today encourages fostering intellectual connections and seeking balance in your social circles. Deepen romantic bonds by embracing shared visions and honest communication, finding particular resonance for those with strong Air or Fire sign placements. Explore innovative approaches to personal finance or health routines, as group activities or seeking diverse advice could lead to significant improvements in well-being.

23 September 2026 Popular Holidays & Observances Worldwide

  • Autumn Equinox -
  • International Day of Sign Languages - Popular in:
  • Bi Visibility Day - Popular in: United States, United Kingdom, Canada, Spain
  • Saint Padre Pio - Popular in: United States
  • Gastronomy Day (Fête de la Gastronomie) - France

Top Investing, Business & Finance events for 23 September

Funding & Growth Forum 2026

London Stock Exchange, 10 Paternoster Square, London, EC4M 7LS

This high-level forum at the London Stock Exchange brings together private company leaders and investors to discuss IPO readiness and capital raising. It is a critical event for the UK’s financial sector to navigate market environments and foster growth for domestic enterprises.

Women's Private Equity Summit Europe

Fairmont Windsor Park, Bishopsgate Rd, Englefield Green, Windsor, TW20 0YL

This summit gathers influential allocators and fund managers from across the continent to build investment strategies and crucial industry relationships. It serves as a vital platform for advancing leadership and collaborative opportunities for women within the private equity landscape.

Top Health & Fitness events for 23 September

Life Sciences Week 2026

Various Locations, Birmingham and London

This five-day national programme unites leaders in biotech, pharma, and medical technology to showcase British innovations in healthcare. It is essential for highlighting the UK's position as a global hub for medical research and life-saving diagnostics.

Women’s Healthcare and FemTech Summit

Business Design Centre, 52 Upper St, London, N1 0QH

This event focuses on the intersection of technology and female health, showcasing new medical devices and digital health solutions. It provides a unique space for healthcare professionals and tech innovators to address historical gaps in medical research for women.

Top Politics & Government happenings for 23 September

The Flood Resilience Conference 2026

This national policy-focused event addresses the UK’s urgent infrastructure challenges related to climate change and rising water levels. It is a key gathering for government officials and environmental experts to coordinate long-term defensive strategies for vulnerable communities.

UK Space Power Conference 2026

Institution of Engineering & Technology, 2 Savoy Place, London, WC2R 0BL

Delivered by UK Space Command, this event explores the strategic importance of space power to national security and economic prosperity. It is a significant gathering for the architects of the UK’s orbital capabilities and international defense partners.

Top Entertainment & Live Events for 23 September

Autumn Equinox at Stonehenge

Starts: /
Stonehenge, Amesbury, Salisbury, SP4 7DE

This ancient site draws thousands for a dawn gathering to mark the moment of equal day and night as the sun rises over the stones. It is a culturally iconic event in the UK, blending spiritual traditions with global tourist interest.

Electra/Persona

National Theatre, South Bank, London, SE1 9PX

A major theatrical production at the Olivier Theatre starring Cate Blanchett and Nina Hoss, directed by Benedict Andrews. This performance is one of the most anticipated highlights of the autumn season for the UK’s arts and drama community.

Blackpool Illuminations

Promenade, Blackpool, FY1 5BB

This world-famous light show continues its months-long residency along the Irish Sea, transforming the promenade with miles of vibrant displays. It remains one of Britain's most popular free-to-access public events, attracting millions of visitors annually.

The Last Ship

Theatre Royal Drury Lane, Catherine St, London, WC2B 5JF

The acclaimed musical featuring music and lyrics by Sting continues its run at one of the West End’s most historic venues. The show is celebrated for its powerful depiction of a close-knit shipbuilding community and its resonance with British industrial heritage.

Top Other Happenings for 23 September

Solar & Storage Live UK (day 2 of 3)

NEC, Birmingham

This is the United Kingdom’s largest renewable energy exhibition and conference, attracting over 20,000 professionals to explore the latest advancements in solar, storage, and electric vehicle infrastructure. It is highly popular due to its role in the global transition to net-zero, featuring hundreds of international exhibitors and high-profile speakers from the clean energy sector.

eCommerce Expo (day 1 of 2)

ExCeL London, London

Recognized as the UK’s leading event for the retail and e-commerce industry, this expo brings together thousands of retailers and brand owners to discuss the future of online selling and customer experience. It gains significant social media traction for its showcasing of cutting-edge delivery technology, payment solutions, and digital marketing strategies.

Big Data LDN (day 1 of 2)

Olympia London, London

This is the UK’s premier free-to-attend data and analytics conference, serving as a critical hub for data scientists, engineers, and business leaders. It is widely covered in tech news for hosting influential keynote sessions and providing a first look at the tools driving the next generation of artificial intelligence and data-driven strategy.

PPMA Show (day 2 of 3)

NEC, Birmingham

As the largest processing and packaging machinery exhibition in the country, this event showcases the latest industrial robots, imaging systems, and automated production solutions. Its popularity stems from its massive scale and the live demonstrations of complex machinery that attract manufacturers from the food, pharmaceutical, and luxury goods industries.

Technology for Marketing (day 1 of 2)

ExCeL London, London

Co-located with eCommerce Expo, this major gathering focuses on the intersection of marketing and technology, particularly the integration of AI and data in modern brand campaigns. It is a significant draw for marketing professionals and agencies, resulting in extensive coverage regarding the evolving landscape of digital advertising and consumer engagement.

Parcel + Post Expo (day 1 of 2)

ExCeL London, London

This world-leading global trade fair focuses on postal, parcel, and courier technology, highlighting innovations in autonomous delivery and e-commerce logistics. It is internationally important as it brings together postal operators and technology providers from around the world to solve modern last-mile delivery challenges.

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