Millville weather in May: Millville, New Jersey: normal highs, lows, rain and records for May
Millville in May has a normal high of 73°F and a normal low of 50°F, a daily mean of 62°F, rising from 69°F on the 1st to 77°F by the 31st. Measurable precipitation falls on 11 days in a normal May, 3.12 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 23°C and low of 10°C, 79 mm of precipitation in May.
- NOAA stationMillville Municipal Airport
- Station IDUSW00013735
- Location39.37°N 75.07°W
- Elevation70 ft (21 m)
- Population27,838
- Jan 42° 24°
- Feb 45° 25°
- Mar 52° 31°
- Apr 64° 41°
- May 73° 50°
- Jun 82° 60°
- Jul 86° 66°
- Aug 84° 64°
- Sep 78° 57°
- Oct 67° 45°
- Nov 56° 35°
- Dec 47° 28°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Millville in May?
The normal high is 73°F and the normal low 50°F, for a daily mean of 61.7°F. May is 9.6°F warmer than April and 9.2°F cooler than June. May is the 5th warmest month of the year in Millville and the 11th 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 3.2°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 36%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 69°F | 46°F | 36% | 22% |
| May 8 | 71°F | 48°F | 36% | 22% |
| May 15 | 73°F | 50°F | 35% | 22% |
| May 22 | 74°F | 52°F | 35% | 22% |
| May 31 | 77°F | 55°F | 34% | 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 | 69°F | 46°F | 36% | 22% | 13 h 50 min |
| May 2 | 69°F | 46°F | 36% | 22% | 13 h 50 min |
| May 3 | 70°F | 46°F | 36% | 22% | 13 h 50 min |
| May 4 | 70°F | 47°F | 36% | 22% | 14 h |
| May 5 | 70°F | 47°F | 36% | 22% | 14 h |
| May 6 | 70°F | 47°F | 36% | 22% | 14 h |
| May 7 | 71°F | 48°F | 36% | 22% | 14 h |
| May 8 | 71°F | 48°F | 36% | 22% | 14 h |
| May 9 | 71°F | 48°F | 36% | 22% | 14 h 10 min |
| May 10 | 71°F | 49°F | 36% | 22% | 14 h 10 min |
| May 11 | 72°F | 49°F | 36% | 22% | 14 h 10 min |
| May 12 | 72°F | 49°F | 36% | 22% | 14 h 10 min |
| May 13 | 72°F | 49°F | 36% | 22% | 14 h 10 min |
| May 14 | 72°F | 50°F | 35% | 22% | 14 h 20 min |
| May 15 | 73°F | 50°F | 35% | 22% | 14 h 20 min |
| May 16 | 73°F | 50°F | 35% | 22% | 14 h 20 min |
| May 17 | 73°F | 51°F | 35% | 22% | 14 h 20 min |
| May 18 | 73°F | 51°F | 35% | 22% | 14 h 20 min |
| May 19 | 74°F | 51°F | 35% | 22% | 14 h 30 min |
| May 20 | 74°F | 52°F | 35% | 22% | 14 h 30 min |
| May 21 | 74°F | 52°F | 35% | 22% | 14 h 30 min |
| May 22 | 74°F | 52°F | 35% | 22% | 14 h 30 min |
| May 23 | 75°F | 53°F | 35% | 22% | 14 h 30 min |
| May 24 | 75°F | 53°F | 35% | 22% | 14 h 30 min |
| May 25 | 75°F | 53°F | 35% | 22% | 14 h 40 min |
| May 26 | 75°F | 54°F | 34% | 22% | 14 h 40 min |
| May 27 | 76°F | 54°F | 34% | 22% | 14 h 40 min |
| May 28 | 76°F | 54°F | 34% | 22% | 14 h 40 min |
| May 29 | 76°F | 55°F | 34% | 21% | 14 h 40 min |
| May 30 | 77°F | 55°F | 34% | 21% | 14 h 40 min |
| May 31 | 77°F | 55°F | 34% | 21% | 14 h 40 min |
- Normal high
- 73°FMay average
- Normal low
- 50°FMay average
- Precipitation
- 3.12 inmonth total
- Days with precipitation
- 110.01 inch or more
- 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
- 72%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00013735; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Millville in May?
On a given May day the chance of 0.01 inch or more is 35% on average, highest around May 1 (36%). In all, 3.12 in falls on 11 days of a normal May, 1 of them with an inch or more.
In a normal May in Millville, 1 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00013735.
How humid and windy is Millville in May?
At 3 p.m. the normal temperature is 76°F with 53% relative humidity and a dew point of 57°F; at 6 a.m. it is 61°F with 88% humidity. The wind averages 6.2 mph, most often from the west-southwest in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 61°F | 57°F | 88% | 4.2 mph | 64% |
| 9 a.m. | 70°F | 58°F | 65% | 7.9 mph | 63% |
| noon | 75°F | 57°F | 54% | 8.7 mph | 57% |
| 3 p.m. | 76°F | 57°F | 53% | 9.2 mph | 63% |
| 6 p.m. | 72°F | 58°F | 61% | 7.3 mph | 68% |
| 9 p.m. | 64°F | 58°F | 82% | 4.2 mph | 69% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00013735. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for May in Millville?
The warmest May temperature on this station's record (since 1943) is 96°F, on May 30, 1991; the coldest is 29°F, on May 1, 2000. The wettest May brought 8.60 in (1948).
The May mean against the 1991-2020 normal of 61.7°F: 2021 61.0°F (−0.7), 2022 63.7°F (+2.0), 2023 58.8°F (−2.9), 2024 63.3°F (+1.6), 2025 62.9°F (+1.2), 2026 61.9°F (+0.2). 4 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 61.0°F | −0.7°F | 2.51 in |
| 2022 | 63.7°F | +2.0°F | 3.08 in |
| 2023 | 58.8°F | −2.9°F | 0.99 in |
| 2024 | 63.3°F | +1.6°F | 2.40 in |
| 2025 | 62.9°F | +1.2°F | 8.52 in |
| 2026 | 61.9°F | +0.2°F | 2.52 in |
Source: records: ACIS, station USW00013735; recent months: ACIS, station USW00013735. Records and recent months use complete months only.
How does May in Millville compare across New Jersey?
Across the 33 places PlainClimate covers in New Jersey, May normal highs run from 68°F in Long Branch to 76°F in Belleplain; Millville's is 73°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.