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In July 2027, the highest tide in Portland is on July 6 at 12:55 AM (11.4 ft) and the lowest on July 6 at 7:17 AM (−1.5 ft). The biggest range of the month, 12.9 ft, is on July 6; the smallest, 7.7 ft, on July 27.
Which days in July have the biggest tides in Portland?
Range of each day, coloured by spring and neap tides
Calendar
High and low tides in Portland, July 2027
🖨 Print or PDF| Day | High ▲ and low ▼ tide | Range | Moon | Sun |
|---|---|---|---|---|
| ▼2:55 AM 0.4 ft▲9:02 AM 8.3 ft▼2:57 PM 1.1 ft▲9:17 PM 10.2 ft | 9.8 | 5:04 AM · 8:27 PM | ||
| ▼3:48 AM −0.1 ft▲9:59 AM 8.6 ft▼3:51 PM 0.7 ft▲10:11 PM 10.7 ft | 10.8 | 5:04 AM · 8:27 PM | ||
| ▼4:41 AM −0.7 ft▲10:54 AM 9.1 ft▼4:46 PM 0.3 ft▲11:06 PM 11.1 ft | 11.8 | 5:05 AM · 8:27 PM | ||
| ▼5:33 AM −1.1 ft▲11:48 AM 9.5 ft▼5:40 PM 0.0 ft | 10.6 | 5:05 AM · 8:27 PM | ||
| ▲12:01 AM 11.4 ft▼6:25 AM −1.4 ft▲12:41 PM 9.9 ft▼6:35 PM −0.3 ft | 12.7 | 5:06 AM · 8:26 PM | ||
| ▲12:55 AM 11.4 ft▼7:17 AM −1.5 ft▲1:34 PM 10.1 ft▼7:31 PM −0.4 ft | 12.9 | 5:07 AM · 8:26 PM | ||
| ▲1:50 AM 11.3 ft▼8:10 AM −1.3 ft▲2:27 PM 10.2 ft▼8:28 PM −0.4 ft | 12.6 | 5:07 AM · 8:26 PM | ||
| ▲2:45 AM 10.9 ft▼9:03 AM −1.0 ft▲3:20 PM 10.2 ft▼9:27 PM −0.3 ft | 11.8 | 5:08 AM · 8:25 PM | ||
| ▲3:41 AM 10.3 ft▼9:58 AM −0.5 ft▲4:14 PM 10.1 ft▼10:27 PM 0.0 ft | 10.8 | 5:09 AM · 8:25 PM | ||
| ▲4:39 AM 9.7 ft▼10:54 AM 0.0 ft▲5:10 PM 9.9 ft▼11:29 PM 0.2 ft | 9.8 | 5:09 AM · 8:24 PM | ||
| ▲5:40 AM 9.1 ft▼11:51 AM 0.5 ft▲6:07 PM 9.7 ft | 9.2 | 5:10 AM · 8:24 PM | ||
| ▼12:32 AM 0.3 ft▲6:42 AM 8.6 ft▼12:49 PM 1.0 ft▲7:05 PM 9.6 ft | 9.2 | 5:11 AM · 8:23 PM | ||
| ▼1:34 AM 0.4 ft▲7:46 AM 8.3 ft▼1:46 PM 1.3 ft▲8:03 PM 9.5 ft | 9.1 | 5:12 AM · 8:23 PM | ||
| ▼2:33 AM 0.4 ft▲8:47 AM 8.1 ft▼2:42 PM 1.4 ft▲8:58 PM 9.5 ft | 9.1 | 5:13 AM · 8:22 PM | ||
| ▼3:29 AM 0.4 ft▲9:43 AM 8.1 ft▼3:35 PM 1.5 ft▲9:50 PM 9.6 ft | 9.2 | 5:14 AM · 8:21 PM | ||
| ▼4:19 AM 0.3 ft▲10:34 AM 8.2 ft▼4:24 PM 1.5 ft▲10:37 PM 9.6 ft | 9.3 | 5:14 AM · 8:21 PM | ||
| ▼5:05 AM 0.3 ft▲11:19 AM 8.3 ft▼5:09 PM 1.5 ft▲11:21 PM 9.6 ft | 9.3 | 5:15 AM · 8:20 PM | ||
| ▼5:47 AM 0.3 ft▲11:59 AM 8.4 ft▼5:50 PM 1.4 ft | 8.1 | 5:16 AM · 8:19 PM | ||
| ▲12:00 AM 9.6 ft▼6:25 AM 0.3 ft▲12:36 PM 8.4 ft▼6:29 PM 1.4 ft | 9.2 | 5:17 AM · 8:19 PM | ||
| ▲12:38 AM 9.5 ft▼7:01 AM 0.4 ft▲1:10 PM 8.5 ft▼7:05 PM 1.4 ft | 9.1 | 5:18 AM · 8:18 PM | ||
| ▲1:14 AM 9.4 ft▼7:34 AM 0.5 ft▲1:44 PM 8.6 ft▼7:41 PM 1.4 ft | 8.9 | 5:19 AM · 8:17 PM | ||
| ▲1:50 AM 9.3 ft▼8:08 AM 0.7 ft▲2:19 PM 8.7 ft▼8:19 PM 1.3 ft | 8.6 | 5:20 AM · 8:16 PM | ||
| ▲2:28 AM 9.1 ft▼8:42 AM 0.8 ft▲2:55 PM 8.8 ft▼8:59 PM 1.3 ft | 8.3 | 5:21 AM · 8:15 PM | ||
| ▲3:09 AM 8.8 ft▼9:18 AM 1.0 ft▲3:35 PM 8.9 ft▼9:43 PM 1.3 ft | 7.9 | 5:22 AM · 8:14 PM | ||
| ▲3:53 AM 8.6 ft▼9:58 AM 1.2 ft▲4:17 PM 9.0 ft▼10:32 PM 1.3 ft | 7.8 | 5:23 AM · 8:13 PM | ||
| ▲4:41 AM 8.3 ft▼10:42 AM 1.4 ft▲5:05 PM 9.1 ft▼11:26 PM 1.2 ft | 7.8 | 5:24 AM · 8:12 PM | ||
| ▲5:34 AM 8.0 ft▼11:33 AM 1.5 ft▲5:57 PM 9.2 ft | 7.7 | 5:25 AM · 8:11 PM | ||
| ▼12:25 AM 1.1 ft▲6:32 AM 7.9 ft▼12:29 PM 1.5 ft▲6:54 PM 9.5 ft | 8.4 | 5:26 AM · 8:10 PM | ||
| ▼1:27 AM 0.8 ft▲7:34 AM 8.0 ft▼1:30 PM 1.4 ft▲7:53 PM 9.8 ft | 9.0 | 5:27 AM · 8:09 PM | ||
| ▼2:28 AM 0.4 ft▲8:36 AM 8.3 ft▼2:32 PM 1.0 ft▲8:53 PM 10.3 ft | 9.9 | 5:28 AM · 8:08 PM | ||
| ▼3:26 AM −0.1 ft▲9:37 AM 8.7 ft▼3:32 PM 0.6 ft▲9:53 PM 10.7 ft | 10.9 | 5:29 AM · 8:07 PM |
Frequently asked questions
When is the highest tide in Portland in July 2027?
On July 6 at 12:55 AM, 11.4 ft above mean lower low water (MLLW).
When is the lowest tide in Portland in July 2027?
On July 6 at 7:17 AM, −1.5 ft.
Which days in July 2027 have spring tides in Portland?
July 2–9 and July 31.
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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See today’s tide in Portland or carry it on your iPhone.