Valparaiso weather in May: Valparaiso, Indiana: normal highs, lows, rain and records for May
Valparaiso in May has a normal high of 73°F and a normal low of 51°F, a daily mean of 62°F, rising from 68°F on the 1st to 78°F by the 31st. Measurable precipitation falls on 13 days in a normal May, 3.71 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 23°C and low of 10°C, 94 mm of precipitation in May.
- NOAA stationValparaiso Porter County Municipal Airport
- Station IDUSW00004846
- Location41.45°N 87.01°W
- Elevation770 ft (235 m)
- Population35,065
- Jan 34° 18°
- Feb 38° 22°
- Mar 49° 31°
- Apr 62° 40°
- May 73° 51°
- Jun 82° 61°
- Jul 85° 64°
- Aug 83° 62°
- Sep 78° 55°
- Oct 65° 44°
- Nov 51° 34°
- Dec 39° 25°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Valparaiso in May?
The normal high is 73°F and the normal low 51°F, for a daily mean of 61.7°F. May is 10.8°F warmer than April and 9.7°F cooler than June. May is the 5th warmest month of the year in Valparaiso and the 3rd wettest. Across the month the normal high rises 10°F, from 68°F on May 1 to 78°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 41%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 68°F | 45°F | 41% | 24% |
| May 8 | 70°F | 48°F | 41% | 24% |
| May 15 | 73°F | 50°F | 41% | 23% |
| May 22 | 75°F | 53°F | 41% | 23% |
| May 31 | 78°F | 56°F | 40% | 22% |
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 | 68°F | 45°F | 41% | 24% | 14 h |
| May 2 | 68°F | 46°F | 41% | 24% | 14 h |
| May 3 | 69°F | 46°F | 41% | 24% | 14 h |
| May 4 | 69°F | 46°F | 41% | 24% | 14 h |
| May 5 | 69°F | 47°F | 41% | 24% | 14 h 10 min |
| May 6 | 70°F | 47°F | 41% | 24% | 14 h 10 min |
| May 7 | 70°F | 47°F | 41% | 24% | 14 h 10 min |
| May 8 | 70°F | 48°F | 41% | 24% | 14 h 10 min |
| May 9 | 71°F | 48°F | 41% | 24% | 14 h 20 min |
| May 10 | 71°F | 48°F | 41% | 24% | 14 h 20 min |
| May 11 | 71°F | 49°F | 41% | 24% | 14 h 20 min |
| May 12 | 72°F | 49°F | 41% | 24% | 14 h 20 min |
| May 13 | 72°F | 49°F | 41% | 24% | 14 h 20 min |
| May 14 | 72°F | 50°F | 41% | 23% | 14 h 30 min |
| May 15 | 73°F | 50°F | 41% | 23% | 14 h 30 min |
| May 16 | 73°F | 51°F | 41% | 23% | 14 h 30 min |
| May 17 | 73°F | 51°F | 41% | 23% | 14 h 30 min |
| May 18 | 74°F | 51°F | 41% | 23% | 14 h 30 min |
| May 19 | 74°F | 52°F | 41% | 23% | 14 h 40 min |
| May 20 | 74°F | 52°F | 41% | 23% | 14 h 40 min |
| May 21 | 75°F | 52°F | 41% | 23% | 14 h 40 min |
| May 22 | 75°F | 53°F | 41% | 23% | 14 h 40 min |
| May 23 | 75°F | 53°F | 41% | 23% | 14 h 40 min |
| May 24 | 76°F | 53°F | 40% | 23% | 14 h 50 min |
| May 25 | 76°F | 54°F | 40% | 23% | 14 h 50 min |
| May 26 | 76°F | 54°F | 40% | 23% | 14 h 50 min |
| May 27 | 77°F | 54°F | 40% | 22% | 14 h 50 min |
| May 28 | 77°F | 55°F | 40% | 22% | 14 h 50 min |
| May 29 | 77°F | 55°F | 40% | 22% | 14 h 50 min |
| May 30 | 78°F | 56°F | 40% | 22% | 14 h 50 min |
| May 31 | 78°F | 56°F | 40% | 22% | 15 h |
- Normal high
- 73°FMay average
- Normal low
- 51°FMay average
- Precipitation
- 3.71 inmonth total
- Days with precipitation
- 130.01 inch or more
- Days at 90°F or more
- 1
- Daylight
- 14 h to 15 hMay 1 to May 31
- Days at 70°F or more
- 18
- Days at 80°F or more
- 8
- Sunshine
- 70%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00004846; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Valparaiso in May?
On a given May day the chance of 0.01 inch or more is 41% on average, highest around May 9 (41%). In all, 3.71 in falls on 13 days of a normal May, 1 of them with an inch or more.
In a normal May in Valparaiso, 1 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00004846.
What are the records for May in Valparaiso?
The warmest May temperature on this station's record (since 1997) is 98°F, on May 28, 2018; the coldest is 26°F, on May 9, 2020. The wettest May brought 6.72 in (2020).
The May mean against the 1991-2020 normal of 61.7°F: 2021 58.9°F (−2.8), 2022 62.6°F (+0.9), 2023 61.5°F (−0.2), 2024 63.5°F (+1.8), 2025 58.3°F (−3.4), 2026 58.9°F (−2.8). 2 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 58.9°F | −2.8°F | 5.24 in |
| 2022 | 62.6°F | +0.9°F | 3.09 in |
| 2023 | 61.5°F | −0.2°F | 3.06 in |
| 2024 | 63.5°F | +1.8°F | 3.12 in |
| 2025 | 58.3°F | −3.4°F | 2.32 in |
| 2026 | 58.9°F | −2.8°F | 1.39 in |
Source: records: ACIS, station USW00004846; recent months: ACIS, station USW00004846. Records and recent months use complete months only.
How does May in Valparaiso compare across Indiana?
Across the 99 places PlainClimate covers in Indiana, May normal highs run from 69°F in Angola to 79°F in Boonville; Valparaiso's is 73°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.