September marks the start of one of the most important seasons for nonprofits. As routines return and attention shifts back from summer, this is the time to re-engage donors, activate campaigns, and build momentum heading into year-end. The work you do in September sets the foundation for your strongest fundraising months.
NEW FOR SEPTEMBER 2026: What Nonprofits Should Be Thinking About This Month
Early Year-End Campaign Testing: Organizations are starting to test messaging, visuals, and calls to action earlier in the fall. Use September to run small A/B tests in email or social to learn what resonates before scaling your year-end campaigns.
Donor Journey Mapping: Nonprofits are placing more focus on the full donor experience rather than single campaigns. Map out how a supporter moves from awareness to first gift to repeat giving so your fall outreach feels connected and intentional.
Short Form Impact Content: Attention spans continue to shrink, making concise storytelling more important than ever. Focus on quick impact moments such as a single story, stat, or quote that can be easily shared across email and social.
Volunteer to Donor Conversion Strategy: Many fall volunteers are highly engaged but not yet giving. September is a great time to introduce soft pathways that connect volunteer experiences to giving opportunities in a natural and meaningful way.
Let’s Dig in to the September Nonprofit Monthly Planning Workbook
Awareness Holidays & Observances
Use these awareness dates to create thoughtful and mission aligned content.
Back to School Season continues in early September
National Preparedness Month
Hunger Action Month
Suicide Prevention Month
National Recovery Month
National Service Dog Month
National Hispanic Heritage Month begins September 15
National Arts in Education Week begins second Sunday of September
Labor Day first Monday of September
National Food Bank Day first Friday of September
Grandparents Day first Sunday after Labor Day
National Read a Book Day September 6
Patriot Day September 11
National Day of Encouragement September 12
International Day of Peace September 21
World Alzheimer’s Day September 21
Voter Registration Day – typically the fourth Tuesday of September (May differ by state)
Major cultural and religious observances vary by year including Rosh Hashanah, Yom Kippur, Sukkot Navaratri, and others
Themes this month include preparedness, education, mental health, service, remembrance, and civic participation.
Key September Opportunities
Launch fall fundraising and awareness campaigns
Finalize Giving Tuesday timelines messaging and creative assets
Reconnect with major donors and re-engage lapsed supporters
Share impact updates from summer or Q3
Promote fall events and campaign previews
Onboard volunteers and interns for fall programs
Plan and publish content for Hispanic Heritage Month, where relevant
Begin building your year-end fundraising strategy
Weekly September Content Calendar
Week 1: New Season Energy Theme: Transition and Engagement
Highlight your team volunteers or community partners
Share a message about entering a new season of impact
Invite supporters to get involved this fall
Week 2: Preparedness and Awareness Theme: Readiness and Support
Tie content to National Preparedness Month where relevant
Share helpful resources tips or educational content
Encourage early fall giving or volunteer signups
Week 3: Culture and Connection Theme: Community and Representation
Celebrate the start of Hispanic Heritage Month, where relevant
Share a meaningful story that reflects your mission in action
Recognize moments of remembrance or awareness tied to your cause
Week 4: Action and Momentum Theme: Participation and Impact
Highlight International Day of Peace or similar observances
Promote ways to get involved before year-end
Encourage event participation, volunteerism or peer fundraising
Bonus Tip for Nonprofits:
September is your momentum builder. Consistency now leads to stronger engagement later. Focus on clear messaging, meaningful storytelling, and early connection with supporters to set up a successful year end.
Look Ahead
October: Your positioning month. The clarity and consistency you build now will directly impact your year end results. Focus on alignment, donor education, and strong storytelling to maximize momentum.
September Nonprofit Checklist
Fundraising and Donor Relations
Launch your fall fundraising or peer to peer campaign
Reconnect with lapsed donors and major gift prospects
Share a summer or midyear impact update
Finalize Giving Tuesday plans and assets
Programs and Events
Host or promote fall events and community activities
Onboard volunteers and interns
Highlight seasonal programs aligned with your mission
Communications
Share impact driven stories and updates
Highlight relevant awareness months and observances
Begin introducing Giving Tuesday and year-end messaging
Internal Planning
Review progress toward annual goals and KPIs
Organize content and campaign assets
Align your team around final quarter priorities
Segment your donor database
Nonprofit Planning Workbooks
AUGUST
August is your launch pad. The work you do now determines how effective your fall fundraising will be. Strong preparation leads to stronger performance when it matters most.Download Your August Workbook
JULY
July is typically a quieter fundraising month, but it is one of the most valuable times of the year for internal alignment, planning, and relationship building. Whether your organization is starting a new fiscal year or continuing midyear efforts, July is your opportunity to regroup and build momentum for the fall.Download Your July Workbook
JUNE
June is a wrap and refresh month for many nonprofits, especially those closing out their fiscal year on June 30. It is a time to finish strong, launch summer programming, and prepare for a new fiscal cycle.Download Your June Workbook
MAY
May is a transitional month for many nonprofits—wrapping up spring efforts, ramping up for summer programs, and laying the groundwork for fall. Whether you’re focused on fundraising, volunteer engagement, or program planning, this guide will help you make the most of May.Download Your May Workbook
APRIL
April is a vibrant and energizing month for nonprofits. With National Volunteer Month, Earth Day, and other timely observances, it’s a great time to celebrate service, share impact, and connect with supporters before summer begins. It’s also a key planning month for late-spring campaigns and events.Download Your April Workbook
MARCH
March is a springboard—both literally and strategically. Use this month to lift engagement, launch fresh campaigns, and prepare for the busy spring ahead. Light, encouraging content paired with mission-driven messaging works well this time of year.Download Your March Workbook
FEBRUARY
February is your chance to build warmth and loyalty. A heartfelt message or story can go a long way this month. Use this quieter stretch to connect on a human level before spring activities ramp up.Download Your February Workbook
JANUARY
January is a month of reflection and renewal. It’s the perfect time to thank supporters, evaluate last year’s progress, and kick off new initiatives with fresh energy. Whether your fiscal year just started or you're preparing for a new strategic push, January sets the tone for everything to come.Download Your January Workbook
DECEMBER
December is the heart of year-end giving—and one of the busiest months for nonprofits. It’s a time to wrap up campaigns, thank supporters, and ensure your mission shines during the holiday season. With the right mix of impact, gratitude, and calls to action, you can finish the year strong.Download Your December Workbook
NOVEMBER
November is a powerful month for gratitude, generosity, and impact. Between seasonal giving traditions, national awareness observances, and Giving Tuesday, it’s a peak opportunity to connect with your community and rally support before year-end.Download Your November Workbook
OCTOBER
October is a high-activity month for nonprofits. Fall campaigns are underway, events are in full swing, and it’s prime time to deepen donor relationships before the year-end rush.Download Your October Workbook
Subscribe
Please do not provide generic emails such as info@, admin@, etc.
