Key Developments
Estimated Conception:
March 12, 2025
March 12, 2025
+ Pregnancy Test:
March 26, 2025
March 26, 2025
Estimated First Heart Beat:
April 5, 2025
April 5, 2025
Estimated Due Date:
December 3, 2025
December 3, 2025
How Many Weeks Am I?
Get a full report here!
Announcement Image
Birthday Signs
Baby's star sign is Sagittarius
Birthstone: Tanzanite Zircon Turquoise
Birth Flower: Holly or Narcissus
Birthstone Color: Baby Blue
Birthstone: Tanzanite Zircon Turquoise
Birth Flower: Holly or Narcissus
Birthstone Color: Baby Blue
Trimester Dates
Trimester One:
Feb 26, 2025 - Jun 3, 2025
0 - 13 WeeksTrimester Two:
Jun 4, 2025 - Sep 9, 2025
14 - 27 WeeksTrimester Three:
Sep 10, 2025 - Dec 3, 2025
28 - 40 WeeksMonths Timeline
| 1 Month Pregnant | Mar 26, 2025 |
| 2 Months Pregnant | Apr 26, 2025 |
| 3 Months Pregnant | May 26, 2025 |
| 4 Months Pregnant | Jun 26, 2025 |
| 5 Months Pregnant | Jul 26, 2025 |
| 6 Months Pregnant | Aug 26, 2025 |
| 7 Months Pregnant | Sep 26, 2025 |
| 8 Months Pregnant | Oct 26, 2025 |
| 9 Months Pregnant | Nov 26, 2025 |
| Due Date: December 3, 2025 | |
Date |
How Often to Visit Doctor[1] |
| Mar 26 - Sep 10 | Once a month during this time |
| Sep 10 - Nov 5 | Twice per month during this time |
| Nov 5 - Dec 3 | Once per week during this time |
Prenatal Testing Dates[2]
Early Ultrasound Scan:
Apr 23, 2025 to May 28, 2025
7 to 13 weeks
7 to 13 weeks
First Trimester Screening or Nuchal Translucency Scan (Blood Test and Ultrasound):
May 14, 2025 to May 28, 2025
11 to 13 weeks
11 to 13 weeks
Quad Screen (Blood Test):
Jun 11, 2025 to Jul 16, 2025
15 to 20 weeks
15 to 20 weeks
Second Trimester Ultrasound or Anomaly Scan:
Jul 2, 2025 to Jul 23, 2025
18 to 21 weeks
18 to 21 weeks
Glucose Challenge Screening (Blood Test):
Aug 13, 2025 to Sep 10, 2025
24 to 28 weeks
24 to 28 weeks
Your Firsts
| First missed period | Mar 26 | 4 Weeks |
| Baby's heart beat heard | May 21 | 16 Weeks |
| Belly definitely showing | Jun 18 | 16-18 Weeks |
| Baby kicks felt, second or later babies | Jul 02 | 18-20 Weeks |
| Friends and family may feel baby move | Oct 01 | 31 Weeks |
Baby's Developments
| Conception is most likely on this date | Mar 12 | 2 Weeks |
| First heart beat | Apr 5 | 5 Weeks |
| Major organs have formed and face is slowly forming | May 7 | 10 Weeks |
| Miscarriage risk decreases | May 21 | 12 Weeks |
| Your baby can see light through their closed eyelids | Jun 11 | 15 Weeks |
| You may be able to feel your baby move now | Jun 18 | 16 Weeks |
| Your baby can now hear sounds | Jul 9 | 19 Weeks |
| Third trimester, baby is "practice breathing" | Sep 10 | 28 Weeks |
| Eyelashes, fingernails, and toenails have now formed | Oct 8 | 32 Weeks |
Things to Consider
| Start planning maternity leave and postpartum work schedule. Tell boss about pregnancy | May 21 | 12 Weeks |
| Popular time to tell friends and family | May 21 | 12 Weeks |
| Start pediatrician interviews | Jul 16 | 20 Weeks |
| Good time to look into birthing classes for first pregnancies | Jul 23 | 21 Weeks |
| If banking cord blood, find facility and order kit | Jul 30 | 22 Weeks |
| Decide whether you want a birthing coach or doula. Start interviewing | Sep 10 | 28 Weeks |
| Have your baby shower anytime from now | Sep 24 | 30 Weeks |
| Good time to take birthing classes | Sep 24 | 30 Weeks |
| Popular time to have your last day of work | Nov 5 | 36 Weeks |
| Have your pediatrician chosen ready for baby after birth | Nov 5 | 36 Weeks |
| Plan who you want to keep in the loop when you go into labor | Nov 5 | 36 Weeks |
| Learn the symptoms of labor | Nov 5 | 36 Weeks |
When is my Baby Premature, Full Term or Late Term?[2]
| Babies born now are considered Extremely Premature | Aug 20 | 25 Weeks |
| Babies born now are considered Moderately Premature | Sep 17 | 29 Weeks |
| Babies born now are considered Mildly Premature | Oct 15 | 33 Weeks |
| Babies born now are considered Early Term | Nov 12 | 37 Weeks |
| Babies born now are considered Full Term | Nov 26 | 39 Weeks |
| Babies born now are considered Late Term | Dec 10 | 41 Weeks |
| Babies born now are considered Post Term | Dec 17 | 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 Early Term | 13 Early Term | 14 Early Term | 15 Early Term |
| 16 Early Term | 17 Early Term | 18 Early Term | 19 Early Term | 20 Early Term | 21 Early Term | 22 Early Term |
| 23 Early Term | 24 Early Term | 25 Early Term | 26 Full Term | 27 Full Term | 28 Full Term | 29 Full Term |
| 30 Full Term | ||||||
| S | M | T | W | T | F | S |
|---|---|---|---|---|---|---|
| 1 Full Term | 2 Full Term | 3 Full Term | 4 Full Term | 5 Full Term | 6 Full Term | |
| 7 Full Term | 8 Full Term | 9 Full Term | 10 Late Term | 11 Late Term | 12 Late Term | 13 Late Term |
| 14 Late Term | 15 Late Term | 16 Late Term | 17 | 18 | 19 | 20 |
| 21 | 22 | 23 | 24 | 25 | 26 | 27 |
| 28 | 29 | 30 | 31 | |||
Imagine
First footsteps in December 3, 2026 (1 year)
Start kindergarten in December 3, 2030 (5 years)
Start high school in December 3, 2039 (14 years)
Start to drive in December 3, 2041 (16 years)
Finish high school in December 3, 2043 (18 years)
Graduate from college in 2048 (23 years)
Start kindergarten in December 3, 2030 (5 years)
Start high school in December 3, 2039 (14 years)
Start to drive in December 3, 2041 (16 years)
Finish high school in December 3, 2043 (18 years)
Graduate from college in 2048 (23 years)
Important Birthdays
First Birthday: December 3, 2026
5th Birthday: December 3, 2030
Sweet 16: December 3, 2041
21st Birthday: December 3, 2046
50th Birthday: December 3, 2075
5th Birthday: December 3, 2030
Sweet 16: December 3, 2041
21st Birthday: December 3, 2046
50th Birthday: December 3, 2075
40 Weeks of Pregnancy
0 Weeks Pregnant on Feb 26, 2025
1 Week Pregnant on Mar 05, 2025
2 Weeks Pregnant on Mar 12, 2025
3 Weeks Pregnant on Mar 19, 2025
4 Weeks Pregnant on Mar 26, 2025
5 Weeks Pregnant on Apr 02, 2025
6 Weeks Pregnant on Apr 09, 2025
7 Weeks Pregnant on Apr 16, 2025
8 Weeks Pregnant on Apr 23, 2025
9 Weeks Pregnant on Apr 30, 2025
10 Weeks Pregnant on May 07, 2025
11 Weeks Pregnant on May 14, 2025
12 Weeks Pregnant on May 21, 2025
13 Weeks Pregnant on May 28, 2025
14 Weeks Pregnant on Jun 04, 2025
15 Weeks Pregnant on Jun 11, 2025
16 Weeks Pregnant on Jun 18, 2025
17 Weeks Pregnant on Jun 25, 2025
18 Weeks Pregnant on Jul 02, 2025
19 Weeks Pregnant on Jul 09, 2025
20 Weeks Pregnant on Jul 16, 2025
21 Weeks Pregnant on Jul 23, 2025
22 Weeks Pregnant on Jul 30, 2025
23 Weeks Pregnant on Aug 06, 2025
24 Weeks Pregnant on Aug 13, 2025
25 Weeks Pregnant on Aug 20, 2025
26 Weeks Pregnant on Aug 27, 2025
27 Weeks Pregnant on Sep 03, 2025
28 Weeks Pregnant on Sep 10, 2025
29 Weeks Pregnant on Sep 17, 2025
30 Weeks Pregnant on Sep 24, 2025
31 Weeks Pregnant on Oct 01, 2025
32 Weeks Pregnant on Oct 08, 2025
33 Weeks Pregnant on Oct 15, 2025
34 Weeks Pregnant on Oct 22, 2025
35 Weeks Pregnant on Oct 29, 2025
36 Weeks Pregnant on Nov 05, 2025
37 Weeks Pregnant on Nov 12, 2025
38 Weeks Pregnant on Nov 19, 2025
39 Weeks Pregnant on Nov 26, 2025
40 Weeks Pregnant on Dec 03, 2025
What if My Due Date December 03, Has Changed?[3]
Your due date December 3rd, 2025 could be changed if there is a significant difference between the due date based on ultrasound and the due date calculated from your LMP (December 3, 2025) 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