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In December 2026, the highest tide in Port San Luis is on December 23 at 8:18 AM (7.0 ft) and the lowest on December 24 at 4:37 PM (−1.8 ft). The biggest range of the month, 8.8 ft, is on December 24; the smallest, 3.0 ft, on December 17.
Which days in December have the biggest tides in Port San Luis?
Range of each day, coloured by spring and neap tides
Calendar
High and low tides in Port San Luis, December 2026
🖨 Print or PDF| Day | High ▲ and low ▼ tide | Range | Moon | Sun |
|---|---|---|---|---|
| ▲4:25 AM 4.6 ft▼10:22 AM 2.1 ft▲3:46 PM 3.9 ft▼10:14 PM 0.7 ft | 4.0 | 6:54 AM · 4:52 PM | ||
| ▲5:07 AM 4.9 ft▼11:38 AM 1.5 ft▲5:15 PM 3.7 ft▼11:04 PM 1.2 ft | 3.7 | 6:55 AM · 4:52 PM | ||
| ▲5:45 AM 5.2 ft▼12:38 PM 0.8 ft▲6:35 PM 3.6 ft▼11:50 PM 1.7 ft | 4.4 | 6:56 AM · 4:52 PM | ||
| ▲6:21 AM 5.5 ft▼1:29 PM 0.2 ft▲7:43 PM 3.6 ft | 5.3 | 6:57 AM · 4:52 PM | ||
| ▼12:31 AM 2.0 ft▲6:55 AM 5.7 ft▼2:14 PM −0.2 ft▲8:43 PM 3.6 ft | 5.9 | 6:58 AM · 4:52 PM | ||
| ▼1:08 AM 2.4 ft▲7:27 AM 5.9 ft▼2:55 PM −0.5 ft▲9:35 PM 3.6 ft | 6.4 | 6:58 AM · 4:52 PM | ||
| ▼1:42 AM 2.6 ft▲7:59 AM 6.0 ft▼3:33 PM −0.7 ft▲10:23 PM 3.5 ft | 6.7 | 6:59 AM · 4:52 PM | ||
| ▼2:14 AM 2.8 ft▲8:30 AM 6.0 ft▼4:09 PM −0.8 ft▲11:07 PM 3.5 ft | 6.8 | 7:00 AM · 4:52 PM | ||
| ▼2:45 AM 2.9 ft▲9:01 AM 5.9 ft▼4:44 PM −0.7 ft▲11:48 PM 3.5 ft | 6.6 | 7:01 AM · 4:52 PM | ||
| ▼3:17 AM 3.0 ft▲9:32 AM 5.8 ft▼5:17 PM −0.6 ft | 6.4 | 7:02 AM · 4:52 PM | ||
| ▲12:28 AM 3.5 ft▼3:53 AM 3.0 ft▲10:04 AM 5.6 ft▼5:51 PM −0.5 ft | 6.0 | 7:02 AM · 4:52 PM | ||
| ▲1:07 AM 3.5 ft▼4:35 AM 3.1 ft▲10:39 AM 5.3 ft▼6:26 PM −0.3 ft | 5.5 | 7:03 AM · 4:52 PM | ||
| ▲1:47 AM 3.6 ft▼5:28 AM 3.1 ft▲11:18 AM 4.9 ft▼7:03 PM 0.0 ft | 4.9 | 7:04 AM · 4:53 PM | ||
| ▲2:26 AM 3.7 ft▼6:34 AM 3.1 ft▲12:04 PM 4.5 ft▼7:41 PM 0.3 ft | 4.1 | 7:04 AM · 4:53 PM | ||
| ▲3:04 AM 3.9 ft▼7:55 AM 2.9 ft▲1:03 PM 4.0 ft▼8:21 PM 0.7 ft | 3.3 | 7:05 AM · 4:53 PM | ||
| ▲3:41 AM 4.1 ft▼9:27 AM 2.6 ft▲2:22 PM 3.5 ft▼9:02 PM 1.1 ft | 3.1 | 7:06 AM · 4:53 PM | ||
| ▲4:16 AM 4.4 ft▼10:50 AM 2.0 ft▲3:59 PM 3.1 ft▼9:45 PM 1.5 ft | 3.0 | 7:06 AM · 4:54 PM | ||
| ▲4:51 AM 4.8 ft▼11:57 AM 1.4 ft▲5:34 PM 3.0 ft▼10:30 PM 1.8 ft | 3.5 | 7:07 AM · 4:54 PM | ||
| ▲5:28 AM 5.3 ft▼12:50 PM 0.6 ft▲6:55 PM 3.1 ft▼11:16 PM 2.1 ft | 4.7 | 7:07 AM · 4:55 PM | ||
| ▲6:06 AM 5.8 ft▼1:38 PM −0.2 ft▲8:01 PM 3.2 ft | 6.0 | 7:08 AM · 4:55 PM | ||
| ▼12:05 AM 2.3 ft▲6:48 AM 6.3 ft▼2:23 PM −0.8 ft▲8:58 PM 3.4 ft | 7.2 | 7:08 AM · 4:55 PM | ||
| ▼12:57 AM 2.4 ft▲7:32 AM 6.7 ft▼3:08 PM −1.4 ft▲9:48 PM 3.6 ft | 8.1 | 7:09 AM · 4:56 PM | ||
| ▼1:51 AM 2.4 ft▲8:18 AM 7.0 ft▼3:52 PM −1.7 ft▲10:36 PM 3.8 ft | 8.7 | 7:09 AM · 4:56 PM | ||
| ▼2:47 AM 2.4 ft▲9:06 AM 7.0 ft▼4:37 PM −1.8 ft▲11:23 PM 4.0 ft | 8.8 | 7:10 AM · 4:57 PM | ||
| ▼3:45 AM 2.4 ft▲9:56 AM 6.7 ft▼5:23 PM −1.7 ft | 8.4 | 7:10 AM · 4:58 PM | ||
| ▲12:10 AM 4.2 ft▼4:46 AM 2.4 ft▲10:48 AM 6.3 ft▼6:08 PM −1.3 ft | 7.6 | 7:11 AM · 4:58 PM | ||
| ▲12:57 AM 4.3 ft▼5:52 AM 2.3 ft▲11:43 AM 5.6 ft▼6:54 PM −0.7 ft | 6.4 | 7:11 AM · 4:59 PM | ||
| ▲1:46 AM 4.5 ft▼7:05 AM 2.2 ft▲12:45 PM 4.8 ft▼7:40 PM −0.1 ft | 4.9 | 7:11 AM · 4:59 PM | ||
| ▲2:34 AM 4.7 ft▼8:26 AM 2.0 ft▲1:57 PM 4.1 ft▼8:27 PM 0.6 ft | 4.0 | 7:11 AM · 5:00 PM | ||
| ▲3:23 AM 4.8 ft▼9:54 AM 1.7 ft▲3:26 PM 3.5 ft▼9:15 PM 1.3 ft | 3.5 | 7:12 AM · 5:01 PM | ||
| ▲4:11 AM 5.0 ft▼11:18 AM 1.2 ft▲5:09 PM 3.1 ft▼10:05 PM 1.9 ft | 3.9 | 7:12 AM · 5:01 PM |
Frequently asked questions
When is the highest tide in Port San Luis in December 2026?
On December 23 at 8:18 AM, 7.0 ft above mean lower low water (MLLW).
When is the lowest tide in Port San Luis in December 2026?
On December 24 at 4:37 PM, −1.8 ft.
Which days in December 2026 have spring tides in Port San Luis?
December 6–10 and December 21–27.
Where does this data come from?
These tides are an astronomical prediction computed by the Tides Pro engine with tide models and harmonic constants, checked against the official predictions of NOAA. How we validate them is in our methodology. Heights are above mean lower low water (MLLW). They do not include wind or air pressure: for navigation, use official publications.
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