Days Until Winter Solstice 2025 Calculator

Countdown to Winter Solstice 2025

226

days until Winter Solstice 2025!

7 months 16 days

32 weeks 2 days

5424 hours

Winter Solstice 2025 falls on Sunday, December 21.

Today is May 9, 2025.

Winter Solstice is 226 days away. Start planning your winter activities!

Future Winter Solstice Dates

YearDay of WeekNotable Events
2025Sunday December 21Weekend Solstice
Half Decade
Shortest Day of Year
2026Monday December 21Shortest Day of Year
2027Wednesday December 22Shortest Day of Year
2028Thursday December 21Shortest Day of Year
2029Friday December 21Shortest Day of Year
2030Saturday December 21Weekend Solstice
Half Decade
Decade Milestone
Shortest Day of Year

Winter Solstice Countdown Calendar

Date Day of Week Days Until Winter Solstice Holiday
May 06, 2025Tuesday229
May 07, 2025Wednesday228
May 08, 2025Thursday227
May 09, 2025Friday226
May 10, 2025Saturday225
May 11, 2025Sunday224Mother's Day
May 12, 2025Monday223
May 13, 2025Tuesday222
May 14, 2025Wednesday221
May 15, 2025Thursday220
May 16, 2025Friday219
May 17, 2025Saturday218
May 18, 2025Sunday217
May 19, 2025Monday216
May 20, 2025Tuesday215
May 21, 2025Wednesday214
May 22, 2025Thursday213
May 23, 2025Friday212
May 24, 2025Saturday211

How Many Work Days Are Left Until Winter Solstice?

Work Days Until Winter Solstice

There are approximately 154 work days left until Winter Solstice 2025.

Calculation Details:

  • Start Date: 2025-05-09
  • End Date: 2025-12-21
  • Total Days: 226
  • Weekends Excluded: 64
  • Holidays Excluded:
    • Memorial Day (2025-05-26)
    • Juneteenth National Independence Day (2025-06-19)
    • Independence Day (2025-07-04)
    • Labor Day (2025-09-01)
    • Columbus Day (2025-10-13)
    • Veterans Day (2025-11-11)
    • Thanksgiving Day (2025-11-27)

This count assumes a standard Monday to Friday work week and accounts for US federal holidays.

Distribution of Days Until Winter Solstice

Work Days: 154 (68.4%)Weekends: 64 (28.4%)Holidays: 7 (3.1%)

Understanding the Work Days Until Winter Solstice Calculation

As we anticipate the celebration of Winter Solstice 2025, let's explore the method behind calculating the number of work days remaining.

The Formula

The calculation of work days until Winter Solstice uses the following formula:

Work Days = Total Days - (Weekends + Holidays)
Where:
- Total Days: The number of calendar days from today until Winter Solstice
- Weekends: The number of Saturdays and Sundays in this period
- Holidays: The number of federal holidays falling on weekdays in this period

Calculation Steps

  1. Calculate the total number of days from today until Winter Solstice.
  2. Determine the number of weekend days (Saturdays and Sundays) in this period.
  3. Identify the number of federal holidays that fall on weekdays during this time.
  4. Subtract the weekend days and holidays from the total days.

Example Calculation

Let's walk through an example using hypothetical dates:

Given:
- Today's date: January 1, 2025- Winter Solstice date: December 21, 2025
Step 1: Calculate total days
Total Days = December 21 - January 1 = 354 days

Step 2: Determine weekend days
Weekends = 354 ÷ 7 × 2 ≈ 101 days

Step 3: Identify holidays (assuming 10 federal holidays in this period)
Holidays = 10 days

Step 4: Calculate work days
Work Days = Total Days - (Weekends + Holidays)
          = 354 - (101 + 10)
          = 354 - 111
          = 243 work days

Visual Representation

  • Work Days (70%)
  • Weekends (28%)
  • Holidays (2%)

This diagram provides a visual breakdown of how the days until Winter Solstice are distributed among work days, weekends, and holidays.

Remember, the actual number of work days may vary slightly depending on the specific year and the occurrence of holidays. Use this calculation as a helpful guide for your Winter Solstice planning!

Winter Solstice Countdown Resources