Annapolis weather in May: Annapolis, Maryland: normal highs, lows, rain and records for May
Annapolis in May has a normal high of 73°F and a normal low of 57°F, a daily mean of 65°F, rising from 69°F on the 1st to 77°F by the 31st. The month brings 3.15 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 23°C and low of 14°C, 80 mm of precipitation in May.
- NOAA stationAnnapolis Naf
- Station IDUSW00013752
- Location38.98°N 76.47°W
- Elevation8 ft (2 m)
- Population40,689
- Jan 43° 30°
- Feb 45° 32°
- Mar 53° 38°
- Apr 64° 47°
- May 73° 57°
- Jun 82° 68°
- Jul 86° 72°
- Aug 84° 71°
- Sep 77° 65°
- Oct 67° 52°
- Nov 56° 42°
- Dec 47° 34°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Annapolis in May?
The normal high is 73°F and the normal low 57°F, for a daily mean of 65.1°F. May is 9.7°F warmer than April and 9.5°F cooler than June. May is the 5th warmest month of the year in Annapolis and the 8th wettest. Across the month the normal high rises 8°F, from 69°F on May 1 to 77°F on May 31. From one year to the next May's mean temperature typically moves about 3.1°F either way (NOAA's standard deviation), so roughly two Mays in three average between 62°F and 68°F.
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 69°F | 52°F | – | – |
| May 8 | 71°F | 54°F | – | – |
| May 15 | 73°F | 57°F | – | – |
| May 22 | 75°F | 59°F | – | – |
| May 31 | 77°F | 63°F | – | – |
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 | 69°F | 52°F | – | – | 13 h 50 min |
| May 2 | 69°F | 52°F | – | – | 13 h 50 min |
| May 3 | 70°F | 53°F | – | – | 13 h 50 min |
| May 4 | 70°F | 53°F | – | – | 13 h 50 min |
| May 5 | 70°F | 53°F | – | – | 14 h |
| May 6 | 70°F | 54°F | – | – | 14 h |
| May 7 | 71°F | 54°F | – | – | 14 h |
| May 8 | 71°F | 54°F | – | – | 14 h |
| May 9 | 71°F | 55°F | – | – | 14 h |
| May 10 | 71°F | 55°F | – | – | 14 h 10 min |
| May 11 | 72°F | 56°F | – | – | 14 h 10 min |
| May 12 | 72°F | 56°F | – | – | 14 h 10 min |
| May 13 | 72°F | 56°F | – | – | 14 h 10 min |
| May 14 | 73°F | 57°F | – | – | 14 h 10 min |
| May 15 | 73°F | 57°F | – | – | 14 h 20 min |
| May 16 | 73°F | 57°F | – | – | 14 h 20 min |
| May 17 | 73°F | 58°F | – | – | 14 h 20 min |
| May 18 | 74°F | 58°F | – | – | 14 h 20 min |
| May 19 | 74°F | 58°F | – | – | 14 h 20 min |
| May 20 | 74°F | 59°F | – | – | 14 h 30 min |
| May 21 | 74°F | 59°F | – | – | 14 h 30 min |
| May 22 | 75°F | 59°F | – | – | 14 h 30 min |
| May 23 | 75°F | 60°F | – | – | 14 h 30 min |
| May 24 | 75°F | 60°F | – | – | 14 h 30 min |
| May 25 | 75°F | 61°F | – | – | 14 h 30 min |
| May 26 | 76°F | 61°F | – | – | 14 h 30 min |
| May 27 | 76°F | 61°F | – | – | 14 h 40 min |
| May 28 | 76°F | 62°F | – | – | 14 h 40 min |
| May 29 | 77°F | 62°F | – | – | 14 h 40 min |
| May 30 | 77°F | 62°F | – | – | 14 h 40 min |
| May 31 | 77°F | 63°F | – | – | 14 h 40 min |
- Normal high
- 73°FMay average
- Normal low
- 57°FMay average
- Precipitation
- 3.15 inmonth total
- Days at 90°F or more
- 1
- Daylight
- 13 h 50 min to 14 h 40 minMay 1 to May 31
- Days at 70°F or more
- 21
- Days at 80°F or more
- 8
- Sunshine
- 76%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00013752; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Annapolis in May?
In a normal May in Annapolis, 1 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00013752.
What are the records for May in Annapolis?
The warmest May temperature on Annapolis's official record (since 1894) is 98°F, on May 28, 1941; the coldest is 32°F, on May 4, 1971. The wettest May brought 10.58 in (2008).
The May mean against the 1991-2020 normal of 65.1°F: 2021 64.3°F (−0.8), 2022 66.0°F (+0.9), 2023 62.8°F (−2.3), 2024 67.6°F (+2.5), 2025 65.5°F (+0.4), 2026 64.1°F (−1.0). 3 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 64.3°F | −0.8°F | 2.12 in |
| 2022 | 66.0°F | +0.9°F | 4.93 in |
| 2023 | 62.8°F | −2.3°F | 1.81 in |
| 2024 | 67.6°F | +2.5°F | 3.52 in |
| 2025 | 65.5°F | +0.4°F | 9.54 in |
| 2026 | 64.1°F | −1.0°F | 2.45 in |
Source: records: ACIS, NWS threaded record NAKthr; recent months: ACIS, station USW00013752. Records and recent months use complete months only.
How does May in Annapolis 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; Annapolis's is 73°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.