Key Developments
Estimated Conception:
September 20, 2025
September 20, 2025
+ Pregnancy Test:
October 4, 2025
October 4, 2025
Estimated First Heart Beat:
October 14, 2025
October 14, 2025
Estimated Due Date:
June 13, 2026
June 13, 2026
Birthday Signs
Baby's star sign is Gemini
Birthstone: Pearl
Birth Flower: Rose or Honeysuckle
Birthstone Color: Violet, Pearl
Birthstone: Pearl
Birth Flower: Rose or Honeysuckle
Birthstone Color: Violet, Pearl
Trimester Dates
Trimester One:
Sep 6, 2025 - Dec 12, 2025
0 - 13 WeeksTrimester Two:
Dec 13, 2025 - Mar 20, 2026
14 - 27 WeeksTrimester Three:
Mar 21, 2026 - Jun 13, 2026
28 - 40 WeeksMonths Timeline
| 1 Month Pregnant | Oct 6, 2025 |
| 2 Months Pregnant | Nov 6, 2025 |
| 3 Months Pregnant | Dec 6, 2025 |
| 4 Months Pregnant | Jan 6, 2026 |
| 5 Months Pregnant | Feb 6, 2026 |
| 6 Months Pregnant | Mar 6, 2026 |
| 7 Months Pregnant | Apr 6, 2026 |
| 8 Months Pregnant | May 6, 2026 |
| 9 Months Pregnant | Jun 6, 2026 |
| Due Date: June 13, 2026 | |
Date |
How Often to Visit Doctor[1] |
| Oct 4 - Mar 21 | Once a month during this time |
| Mar 21 - May 16 | Twice per month during this time |
| May 16 - Jun 13 | Once per week during this time |
Prenatal Testing Dates[2]
Early Ultrasound Scan:
Nov 1, 2025 to Dec 6, 2025
7 to 13 weeks
7 to 13 weeks
First Trimester Screening or Nuchal Translucency Scan (Blood Test and Ultrasound):
Nov 22, 2025 to Dec 6, 2025
11 to 13 weeks
11 to 13 weeks
Quad Screen (Blood Test):
Dec 20, 2025 to Jan 24, 2026
15 to 20 weeks
15 to 20 weeks
Second Trimester Ultrasound or Anomaly Scan:
Jan 10, 2026 to Jan 31, 2026
18 to 21 weeks
18 to 21 weeks
Glucose Challenge Screening (Blood Test):
Feb 21, 2026 to Mar 21, 2026
24 to 28 weeks
24 to 28 weeks
Your Firsts
| First missed period | Oct 04 | 4 Weeks |
| Baby's heart beat heard | Nov 29 | 16 Weeks |
| Belly definitely showing | Dec 27 | 16-18 Weeks |
| Baby kicks felt, second or later babies | Jan 10 | 18-20 Weeks |
| Friends and family may feel baby move | Apr 11 | 31 Weeks |
Baby's Developments
| Conception is most likely on this date | Sep 20 | 2 Weeks |
| First heart beat | Oct 14 | 5 Weeks |
| Major organs have formed and face is slowly forming | Nov 15 | 10 Weeks |
| Miscarriage risk decreases | Nov 29 | 12 Weeks |
| Your baby can see light through their closed eyelids | Dec 20 | 15 Weeks |
| You may be able to feel your baby move now | Dec 27 | 16 Weeks |
| Your baby can now hear sounds | Jan 17 | 19 Weeks |
| Third trimester, baby is "practice breathing" | Mar 21 | 28 Weeks |
| Eyelashes, fingernails, and toenails have now formed | Apr 18 | 32 Weeks |
Things to Consider
| Start planning maternity leave and postpartum work schedule. Tell boss about pregnancy | Nov 29 | 12 Weeks |
| Popular time to tell friends and family | Nov 29 | 12 Weeks |
| Start pediatrician interviews | Jan 24 | 20 Weeks |
| Good time to look into birthing classes for first pregnancies | Jan 31 | 21 Weeks |
| If banking cord blood, find facility and order kit | Feb 7 | 22 Weeks |
| Decide whether you want a birthing coach or doula. Start interviewing | Mar 21 | 28 Weeks |
| Have your baby shower anytime from now | Apr 4 | 30 Weeks |
| Good time to take birthing classes | Apr 4 | 30 Weeks |
| Popular time to have your last day of work | May 16 | 36 Weeks |
| Have your pediatrician chosen ready for baby after birth | May 16 | 36 Weeks |
| Plan who you want to keep in the loop when you go into labor | May 16 | 36 Weeks |
| Learn the symptoms of labor | May 16 | 36 Weeks |
When is my Baby Premature, Full Term or Late Term?[2]
| Babies born now are considered Extremely Premature | Feb 28 | 25 Weeks |
| Babies born now are considered Moderately Premature | Mar 28 | 29 Weeks |
| Babies born now are considered Mildly Premature | Apr 25 | 33 Weeks |
| Babies born now are considered Early Term | May 23 | 37 Weeks |
| Babies born now are considered Full Term | Jun 6 | 39 Weeks |
| Babies born now are considered Late Term | Jun 20 | 41 Weeks |
| Babies born now are considered Post Term | Jun 27 | 42+ Weeks |
Most Probable Due Range
| S | M | T | W | T | F | S |
|---|---|---|---|---|---|---|
| 1 | 2 | |||||
| 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| 17 | 18 | 19 | 20 | 21 | 22 | 23 Early Term |
| 24 Early Term | 25 Early Term | 26 Early Term | 27 Early Term | 28 Early Term | 29 Early Term | 30 Early Term |
| 31 Early Term | ||||||
| S | M | T | W | T | F | S |
|---|---|---|---|---|---|---|
| 1 Early Term | 2 Early Term | 3 Early Term | 4 Early Term | 5 Early Term | 6 Full Term | |
| 7 Full Term | 8 Full Term | 9 Full Term | 10 Full Term | 11 Full Term | 12 Full Term | 13 Full Term |
| 14 Full Term | 15 Full Term | 16 Full Term | 17 Full Term | 18 Full Term | 19 Full Term | 20 Late Term |
| 21 Late Term | 22 Late Term | 23 Late Term | 24 Late Term | 25 Late Term | 26 Late Term | 27 |
| 28 | 29 | 30 | ||||
Imagine
First footsteps in June 13, 2027 (1 year)
Start kindergarten in June 13, 2031 (5 years)
Start high school in June 13, 2040 (14 years)
Start to drive in June 13, 2042 (16 years)
Finish high school in June 13, 2044 (18 years)
Graduate from college in 2049 (23 years)
Start kindergarten in June 13, 2031 (5 years)
Start high school in June 13, 2040 (14 years)
Start to drive in June 13, 2042 (16 years)
Finish high school in June 13, 2044 (18 years)
Graduate from college in 2049 (23 years)
Important Birthdays
First Birthday: June 13, 2027
5th Birthday: June 13, 2031
Sweet 16: June 13, 2042
21st Birthday: June 13, 2047
50th Birthday: June 13, 2076
5th Birthday: June 13, 2031
Sweet 16: June 13, 2042
21st Birthday: June 13, 2047
50th Birthday: June 13, 2076
40 Weeks of Pregnancy
0 Weeks Pregnant on Sep 06, 2025
1 Week Pregnant on Sep 13, 2025
2 Weeks Pregnant on Sep 20, 2025
3 Weeks Pregnant on Sep 27, 2025
4 Weeks Pregnant on Oct 04, 2025
5 Weeks Pregnant on Oct 11, 2025
6 Weeks Pregnant on Oct 18, 2025
7 Weeks Pregnant on Oct 25, 2025
8 Weeks Pregnant on Nov 01, 2025
9 Weeks Pregnant on Nov 08, 2025
10 Weeks Pregnant on Nov 15, 2025
11 Weeks Pregnant on Nov 22, 2025
12 Weeks Pregnant on Nov 29, 2025
13 Weeks Pregnant on Dec 06, 2025
14 Weeks Pregnant on Dec 13, 2025
15 Weeks Pregnant on Dec 20, 2025
16 Weeks Pregnant on Dec 27, 2025
17 Weeks Pregnant on Jan 03, 2026
18 Weeks Pregnant on Jan 10, 2026
19 Weeks Pregnant on Jan 17, 2026
20 Weeks Pregnant on Jan 24, 2026
21 Weeks Pregnant on Jan 31, 2026
22 Weeks Pregnant on Feb 07, 2026
23 Weeks Pregnant on Feb 14, 2026
24 Weeks Pregnant on Feb 21, 2026
25 Weeks Pregnant on Feb 28, 2026
26 Weeks Pregnant on Mar 07, 2026
27 Weeks Pregnant on Mar 14, 2026
28 Weeks Pregnant on Mar 21, 2026
29 Weeks Pregnant on Mar 28, 2026
30 Weeks Pregnant on Apr 04, 2026
31 Weeks Pregnant on Apr 11, 2026
32 Weeks Pregnant on Apr 18, 2026
33 Weeks Pregnant on Apr 25, 2026
34 Weeks Pregnant on May 02, 2026
35 Weeks Pregnant on May 09, 2026
36 Weeks Pregnant on May 16, 2026
37 Weeks Pregnant on May 23, 2026
38 Weeks Pregnant on May 30, 2026
39 Weeks Pregnant on Jun 06, 2026
40 Weeks Pregnant on Jun 13, 2026
What if My Due Date June 13, Has Changed?[3]
Your due date June 13th, 2026 could be changed if there is a significant difference between the due date based on ultrasound and the due date calculated from your LMP (June 13, 2026) date.
The American College of Obstetricians and Gynecologists, the American Institute of Ultrasound in Medicine, and the Society for Maternal-Fetal Medicine have produced guidelines to help doctors decide when to change due dates. See chart here.
References:
- Prenatal Care Fact Sheet. http://womenshealth.gov/publications/our-publications/fact-sheet/prenatal-care.html
- Prenatal care and tests. Office on Women's Health (OWH) GOV - https://www.womenshealth.gov/pregnancy/youre-pregnant-now-what/prenatal-care-and-tests
- Committee Opinion No. 579. 2013. Definition of term pregnancy. Obstet Gynec. 122 (2013): 1139-40. doi: 10.1097/01.AOG.0000437385.88715.4a
- Committee Opinion No. 611. Method for estimating due date. Obstet Gynec. 124 (2014): 863-6. doi: 10.1097/01.AOG.0000454932.15177.be