Ocean City weather in May: Ocean City, Maryland: normal highs, lows, rain and records for May
Ocean City in May has a normal high of 70°F and a normal low of 53°F, a daily mean of 62°F, rising from 66°F on the 1st to 74°F by the 31st. Measurable precipitation falls on 12 days in a normal May, 3.76 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 21°C and low of 12°C, 96 mm of precipitation in May.
- NOAA stationOcean City Municipal Airport
- Station IDUSW00093786
- Location38.31°N 75.12°W
- Elevation12 ft (4 m)
- Population6,884
- Jan 45° 28°
- Feb 47° 29°
- Mar 52° 35°
- Apr 62° 44°
- May 70° 53°
- Jun 79° 63°
- Jul 84° 68°
- Aug 83° 67°
- Sep 77° 61°
- Oct 68° 49°
- Nov 58° 39°
- Dec 50° 32°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Ocean City in May?
The normal high is 70°F and the normal low 53°F, for a daily mean of 61.8°F. May is 9.0°F warmer than April and 9.5°F cooler than June. May is the 5th warmest month of the year in Ocean City and the 6th wettest. Across the month the normal high rises 8°F, from 66°F on May 1 to 74°F on May 31. From one year to the next May's mean temperature typically moves about 2.9°F either way (NOAA's standard deviation), so roughly two Mays in three average between 59°F and 65°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 38%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 66°F | 49°F | 37% | 21% |
| May 8 | 68°F | 51°F | 38% | 21% |
| May 15 | 70°F | 53°F | 38% | 22% |
| May 22 | 72°F | 55°F | 38% | 22% |
| May 31 | 74°F | 58°F | 38% | 21% |
Every day of May: normal high, low and chance of precipitation (warmest afternoon May 31, coldest night May 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| May 1 | 66°F | 49°F | 37% | 21% | 13 h 50 min |
| May 2 | 67°F | 49°F | 37% | 21% | 13 h 50 min |
| May 3 | 67°F | 49°F | 37% | 21% | 13 h 50 min |
| May 4 | 67°F | 50°F | 37% | 21% | 13 h 50 min |
| May 5 | 67°F | 50°F | 37% | 21% | 13 h 50 min |
| May 6 | 68°F | 50°F | 37% | 21% | 14 h |
| May 7 | 68°F | 51°F | 38% | 21% | 14 h |
| May 8 | 68°F | 51°F | 38% | 21% | 14 h |
| May 9 | 68°F | 51°F | 38% | 21% | 14 h |
| May 10 | 69°F | 51°F | 38% | 21% | 14 h |
| May 11 | 69°F | 52°F | 38% | 21% | 14 h 10 min |
| May 12 | 69°F | 52°F | 38% | 21% | 14 h 10 min |
| May 13 | 69°F | 52°F | 38% | 22% | 14 h 10 min |
| May 14 | 70°F | 53°F | 38% | 22% | 14 h 10 min |
| May 15 | 70°F | 53°F | 38% | 22% | 14 h 10 min |
| May 16 | 70°F | 53°F | 38% | 22% | 14 h 10 min |
| May 17 | 70°F | 54°F | 38% | 22% | 14 h 20 min |
| May 18 | 71°F | 54°F | 38% | 22% | 14 h 20 min |
| May 19 | 71°F | 54°F | 38% | 22% | 14 h 20 min |
| May 20 | 71°F | 55°F | 38% | 22% | 14 h 20 min |
| May 21 | 71°F | 55°F | 38% | 22% | 14 h 20 min |
| May 22 | 72°F | 55°F | 38% | 22% | 14 h 20 min |
| May 23 | 72°F | 56°F | 38% | 21% | 14 h 30 min |
| May 24 | 72°F | 56°F | 38% | 21% | 14 h 30 min |
| May 25 | 72°F | 56°F | 38% | 21% | 14 h 30 min |
| May 26 | 73°F | 57°F | 38% | 21% | 14 h 30 min |
| May 27 | 73°F | 57°F | 38% | 21% | 14 h 30 min |
| May 28 | 73°F | 57°F | 38% | 21% | 14 h 30 min |
| May 29 | 74°F | 58°F | 38% | 21% | 14 h 30 min |
| May 30 | 74°F | 58°F | 38% | 21% | 14 h 40 min |
| May 31 | 74°F | 58°F | 38% | 21% | 14 h 40 min |
- Normal high
- 70°FMay average
- Normal low
- 53°FMay average
- Precipitation
- 3.76 inmonth total
- Days with precipitation
- 120.01 inch or more
- Daylight
- 13 h 50 min to 14 h 40 minMay 1 to May 31
- Days at 70°F or more
- 17
- Days at 80°F or more
- 6
- Sunshine
- 75%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00093786; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Ocean City in May?
On a given May day the chance of 0.01 inch or more is 38% on average, highest around May 17 (38%). In all, 3.76 in falls on 12 days of a normal May, 1 of them with an inch or more.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00093786.
What are the records for May in Ocean City?
The May mean against the 1991-2020 normal of 61.8°F: 2021 62.2°F (+0.4), 2022 63.0°F (+1.2), 2023 60.6°F (−1.2), 2024 65.0°F (+3.2), 2025 63.9°F (+2.1), 2026 61.6°F (−0.2). 4 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 62.2°F | +0.4°F | 3.91 in |
| 2022 | 63.0°F | +1.2°F | 5.04 in |
| 2023 | 60.6°F | −1.2°F | 2.50 in |
| 2024 | 65.0°F | +3.2°F | 3.14 in |
| 2025 | 63.9°F | +2.1°F | 6.94 in |
| 2026 | 61.6°F | −0.2°F | 2.39 in |
Source: recent months: ACIS, station USW00093786. Records and recent months use complete months only.
How does May in Ocean City compare across Maryland?
Across the 26 places PlainClimate covers in Maryland, May normal highs run from 68°F in Frostburg to 78°F in Snow Hill; Ocean City's is 70°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.