Petersburg weather in May: Petersburg, Virginia: normal highs, lows, rain and records for May
Petersburg in May has a normal high of 78°F and a normal low of 55°F, a daily mean of 67°F, rising from 75°F on the 1st to 81°F by the 31st. Measurable precipitation falls on 12 days in a normal May, 4.37 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 26°C and low of 13°C, 111 mm of precipitation in May.
- NOAA stationPetersburg
- Station IDUSC00446656
- Location37.24°N 77.39°W
- Elevation19 ft (6 m)
- Population34,058
- Jan 49° 28°
- Feb 52° 29°
- Mar 60° 36°
- Apr 70° 46°
- May 78° 55°
- Jun 86° 64°
- Jul 89° 69°
- Aug 87° 67°
- Sep 82° 61°
- Oct 72° 48°
- Nov 62° 37°
- Dec 53° 31°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Petersburg in May?
The normal high is 78°F and the normal low 55°F, for a daily mean of 66.6°F. May is 8.6°F warmer than April and 8.2°F cooler than June. May is the 5th warmest month of the year in Petersburg and the 4th wettest. Across the month the normal high rises 6°F, from 75°F on May 1 to 81°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 63°F and 70°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 | 75°F | 50°F | 37% | 25% |
| May 8 | 77°F | 53°F | 38% | 26% |
| May 15 | 78°F | 55°F | 38% | 27% |
| May 22 | 79°F | 57°F | 37% | 27% |
| May 31 | 81°F | 60°F | 36% | 25% |
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 | 75°F | 50°F | 37% | 25% | 13 h 40 min |
| May 2 | 75°F | 51°F | 38% | 26% | 13 h 40 min |
| May 3 | 76°F | 51°F | 38% | 26% | 13 h 50 min |
| May 4 | 76°F | 51°F | 38% | 26% | 13 h 50 min |
| May 5 | 76°F | 52°F | 38% | 26% | 13 h 50 min |
| May 6 | 76°F | 52°F | 38% | 26% | 13 h 50 min |
| May 7 | 76°F | 52°F | 38% | 26% | 13 h 50 min |
| May 8 | 77°F | 53°F | 38% | 26% | 14 h |
| May 9 | 77°F | 53°F | 38% | 26% | 14 h |
| May 10 | 77°F | 53°F | 38% | 26% | 14 h |
| May 11 | 77°F | 53°F | 38% | 26% | 14 h |
| May 12 | 77°F | 54°F | 38% | 27% | 14 h |
| May 13 | 78°F | 54°F | 38% | 27% | 14 h |
| May 14 | 78°F | 54°F | 38% | 27% | 14 h 10 min |
| May 15 | 78°F | 55°F | 38% | 27% | 14 h 10 min |
| May 16 | 78°F | 55°F | 38% | 27% | 14 h 10 min |
| May 17 | 78°F | 55°F | 38% | 27% | 14 h 10 min |
| May 18 | 79°F | 56°F | 38% | 27% | 14 h 10 min |
| May 19 | 79°F | 56°F | 38% | 27% | 14 h 10 min |
| May 20 | 79°F | 56°F | 38% | 27% | 14 h 20 min |
| May 21 | 79°F | 57°F | 38% | 27% | 14 h 20 min |
| May 22 | 79°F | 57°F | 37% | 27% | 14 h 20 min |
| May 23 | 80°F | 57°F | 37% | 26% | 14 h 20 min |
| May 24 | 80°F | 58°F | 37% | 26% | 14 h 20 min |
| May 25 | 80°F | 58°F | 37% | 26% | 14 h 20 min |
| May 26 | 80°F | 58°F | 37% | 26% | 14 h 30 min |
| May 27 | 81°F | 58°F | 37% | 26% | 14 h 30 min |
| May 28 | 81°F | 59°F | 37% | 26% | 14 h 30 min |
| May 29 | 81°F | 59°F | 36% | 26% | 14 h 30 min |
| May 30 | 81°F | 59°F | 36% | 26% | 14 h 30 min |
| May 31 | 81°F | 60°F | 36% | 25% | 14 h 30 min |
- Normal high
- 78°FMay average
- Normal low
- 55°FMay average
- Precipitation
- 4.37 inmonth total
- Days with precipitation
- 120.01 inch or more
- Days at 90°F or more
- 2
- Daylight
- 13 h 40 min to 14 h 30 minMay 1 to May 31
- Days at 70°F or more
- 26
- Days at 80°F or more
- 15
- Sunshine
- 75%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00446656; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Petersburg in May?
On a given May day the chance of 0.01 inch or more is 38% on average, highest around May 12 (38%). In all, 4.37 in falls on 12 days of a normal May, 1 of them with an inch or more.
In a normal May in Petersburg, 2 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00446656.
What are the records for May in Petersburg?
The May mean against the 1991-2020 normal of 66.6°F: 2021 65.7°F (−0.9), 2022 68.2°F (+1.6), 2023 64.1°F (−2.5), 2024 69.7°F (+3.1), 2025 67.6°F (+1.0), 2026 67.1°F (+0.5). 4 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 65.7°F | −0.9°F | 1.68 in |
| 2022 | 68.2°F | +1.6°F | 3.76 in |
| 2023 | 64.1°F | −2.5°F | 1.59 in |
| 2024 | 69.7°F | +3.1°F | 8.28 in |
| 2025 | 67.6°F | +1.0°F | 7.78 in |
| 2026 | 67.1°F | +0.5°F | 5.81 in |
Source: recent months: ACIS, station USC00446656. Records and recent months use complete months only.
How does May in Petersburg compare across Virginia?
Across the 81 places PlainClimate covers in Virginia, May normal highs run from 71°F in Floyd to 82°F in Chesapeake; Petersburg's is 78°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.