Scottsdale weather in May: Scottsdale, Arizona: normal highs, lows, rain and records for May
Scottsdale in May has a normal high of 92°F and a normal low of 67°F, a daily mean of 79°F, rising from 87°F on the 1st to 98°F by the 31st. Measurable precipitation falls on 1 days in a normal May, 0.16 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 33°C and low of 19°C, 4 mm of precipitation in May.
- NOAA stationScottsdale Municipal Airport
- Station IDUSW00003192
- Location33.62°N 111.91°W
- Elevation1,473 ft (449 m)
- Population246,170
- Jan 67° 43°
- Feb 69° 46°
- Mar 76° 52°
- Apr 83° 58°
- May 92° 67°
- Jun 102° 76°
- Jul 104° 83°
- Aug 103° 82°
- Sep 98° 75°
- Oct 87° 63°
- Nov 75° 51°
- Dec 65° 43°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Scottsdale in May?
The normal high is 92°F and the normal low 67°F, for a daily mean of 79.3°F. May is 8.7°F warmer than April and 9.8°F cooler than June. May is the 5th warmest month of the year in Scottsdale and the 11th wettest. Across the month the normal high rises 11°F, from 87°F on May 1 to 98°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 76°F and 82°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 4%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 87°F | 62°F | 4% | 2% |
| May 8 | 89°F | 64°F | 4% | 1% |
| May 15 | 91°F | 66°F | 3% | 1% |
| May 22 | 94°F | 68°F | 3% | 1% |
| May 31 | 98°F | 71°F | 2% | 1% |
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 | 87°F | 62°F | 4% | 2% | 13 h 30 min |
| May 2 | 87°F | 63°F | 4% | 2% | 13 h 30 min |
| May 3 | 87°F | 63°F | 4% | 2% | 13 h 30 min |
| May 4 | 87°F | 63°F | 4% | 2% | 13 h 30 min |
| May 5 | 88°F | 64°F | 4% | 2% | 13 h 40 min |
| May 6 | 88°F | 64°F | 4% | 2% | 13 h 40 min |
| May 7 | 88°F | 64°F | 4% | 2% | 13 h 40 min |
| May 8 | 89°F | 64°F | 4% | 1% | 13 h 40 min |
| May 9 | 89°F | 65°F | 3% | 1% | 13 h 40 min |
| May 10 | 90°F | 65°F | 3% | 1% | 13 h 40 min |
| May 11 | 90°F | 65°F | 3% | 1% | 13 h 50 min |
| May 12 | 90°F | 66°F | 3% | 1% | 13 h 50 min |
| May 13 | 91°F | 66°F | 3% | 1% | 13 h 50 min |
| May 14 | 91°F | 66°F | 3% | 1% | 13 h 50 min |
| May 15 | 91°F | 66°F | 3% | 1% | 13 h 50 min |
| May 16 | 92°F | 67°F | 3% | 1% | 13 h 50 min |
| May 17 | 92°F | 67°F | 3% | 1% | 14 h |
| May 18 | 93°F | 67°F | 3% | 1% | 14 h |
| May 19 | 93°F | 68°F | 3% | 1% | 14 h |
| May 20 | 93°F | 68°F | 3% | 1% | 14 h |
| May 21 | 94°F | 68°F | 3% | 1% | 14 h |
| May 22 | 94°F | 68°F | 3% | 1% | 14 h |
| May 23 | 94°F | 69°F | 3% | 1% | 14 h |
| May 24 | 95°F | 69°F | 3% | 1% | 14 h |
| May 25 | 95°F | 69°F | 2% | 1% | 14 h 10 min |
| May 26 | 96°F | 70°F | 2% | 1% | 14 h 10 min |
| May 27 | 96°F | 70°F | 2% | 1% | 14 h 10 min |
| May 28 | 96°F | 70°F | 2% | 1% | 14 h 10 min |
| May 29 | 97°F | 71°F | 2% | 1% | 14 h 10 min |
| May 30 | 97°F | 71°F | 2% | 1% | 14 h 10 min |
| May 31 | 98°F | 71°F | 2% | 1% | 14 h 10 min |
- Normal high
- 92°FMay average
- Normal low
- 67°FMay average
- Precipitation
- 0.16 inmonth total
- Days with precipitation
- 10.01 inch or more
- Days at 90°F or more
- 21
- Daylight
- 13 h 30 min to 14 h 10 minMay 1 to May 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 28
- Sunshine
- 95%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00003192; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Scottsdale in May?
On a given May day the chance of 0.01 inch or more is 3% on average, highest around May 1 (4%). In all, 0.16 in falls on 1 days of a normal May.
In a normal May in Scottsdale, 21 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00003192.
What are the records for May in Scottsdale?
The warmest May temperature on this station's record (since 2000) is 110°F, on May 29, 2020; the coldest is 51°F, on May 23, 2008. The wettest May brought 1.80 in (2015).
The May mean against the 1991-2020 normal of 79.3°F: 2021 80.4°F (+1.1), 2022 81.4°F (+2.1), 2023 80.2°F (+0.9), 2024 79.8°F (+0.5), 2025 80.4°F (+1.1), 2026 81.4°F (+2.1). 6 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 80.4°F | +1.1°F | 0.00 in |
| 2022 | 81.4°F | +2.1°F | 0.00 in |
| 2023 | 80.2°F | +0.9°F | 0.17 in |
| 2024 | 79.8°F | +0.5°F | 0.00 in |
| 2025 | 80.4°F | +1.1°F | 0.01 in |
| 2026 | 81.4°F | +2.1°F | 0.01 in |
Source: records: ACIS, station USW00003192; recent months: ACIS, station USW00003192. Records and recent months use complete months only.
How does May in Scottsdale compare across Arizona?
Across the 97 places PlainClimate covers in Arizona, May normal highs run from 66°F in Greer to 98°F in Gila Bend; Scottsdale's is 92°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.