Ellensburg weather in May: Ellensburg, Washington: normal highs, lows, rain and records for May
Ellensburg in May has a normal high of 71°F and a normal low of 45°F, a daily mean of 58°F, rising from 67°F on the 1st to 74°F by the 31st. Measurable precipitation falls on 8 days in a normal May, 0.92 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 22°C and low of 7°C, 23 mm of precipitation in May.
- NOAA stationEllensburg Bowers Field
- Station IDUSW00024220
- Location47.03°N 120.53°W
- Elevation1,766 ft (538 m)
- Population20,996
- Jan 37° 24°
- Feb 44° 27°
- Mar 53° 31°
- Apr 61° 37°
- May 71° 45°
- Jun 77° 51°
- Jul 86° 57°
- Aug 87° 56°
- Sep 78° 47°
- Oct 62° 37°
- Nov 47° 29°
- Dec 36° 24°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Ellensburg in May?
The normal high is 71°F and the normal low 45°F, for a daily mean of 57.9°F. May is 8.9°F warmer than April and 6.2°F cooler than June. May is the 5th warmest month of the year in Ellensburg and the 4th wettest. Across the month the normal high rises 7°F, from 67°F on May 1 to 74°F on May 31. From one year to the next May's mean temperature typically moves about 2.8°F either way (NOAA's standard deviation), so roughly two Mays in three average between 55°F and 61°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 24%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 67°F | 41°F | 23% | 8% |
| May 8 | 69°F | 43°F | 23% | 8% |
| May 15 | 71°F | 45°F | 24% | 9% |
| May 22 | 73°F | 47°F | 24% | 9% |
| May 31 | 74°F | 49°F | 22% | 8% |
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 | 67°F | 41°F | 23% | 8% | 14 h 20 min |
| May 2 | 67°F | 41°F | 23% | 8% | 14 h 30 min |
| May 3 | 68°F | 41°F | 23% | 8% | 14 h 30 min |
| May 4 | 68°F | 42°F | 23% | 8% | 14 h 30 min |
| May 5 | 68°F | 42°F | 23% | 8% | 14 h 30 min |
| May 6 | 69°F | 42°F | 23% | 8% | 14 h 40 min |
| May 7 | 69°F | 42°F | 23% | 8% | 14 h 40 min |
| May 8 | 69°F | 43°F | 23% | 8% | 14 h 40 min |
| May 9 | 70°F | 43°F | 23% | 8% | 14 h 50 min |
| May 10 | 70°F | 43°F | 23% | 8% | 14 h 50 min |
| May 11 | 70°F | 44°F | 23% | 9% | 14 h 50 min |
| May 12 | 70°F | 44°F | 23% | 9% | 14 h 50 min |
| May 13 | 71°F | 44°F | 23% | 9% | 15 h |
| May 14 | 71°F | 45°F | 24% | 9% | 15 h |
| May 15 | 71°F | 45°F | 24% | 9% | 15 h |
| May 16 | 71°F | 45°F | 24% | 9% | 15 h |
| May 17 | 72°F | 45°F | 24% | 9% | 15 h 10 min |
| May 18 | 72°F | 46°F | 24% | 9% | 15 h 10 min |
| May 19 | 72°F | 46°F | 24% | 9% | 15 h 10 min |
| May 20 | 72°F | 46°F | 24% | 9% | 15 h 10 min |
| May 21 | 72°F | 46°F | 24% | 9% | 15 h 20 min |
| May 22 | 73°F | 47°F | 24% | 9% | 15 h 20 min |
| May 23 | 73°F | 47°F | 24% | 9% | 15 h 20 min |
| May 24 | 73°F | 47°F | 23% | 9% | 15 h 20 min |
| May 25 | 73°F | 47°F | 23% | 9% | 15 h 20 min |
| May 26 | 73°F | 48°F | 23% | 9% | 15 h 30 min |
| May 27 | 74°F | 48°F | 23% | 9% | 15 h 30 min |
| May 28 | 74°F | 48°F | 22% | 8% | 15 h 30 min |
| May 29 | 74°F | 48°F | 22% | 8% | 15 h 30 min |
| May 30 | 74°F | 48°F | 22% | 8% | 15 h 30 min |
| May 31 | 74°F | 49°F | 22% | 8% | 15 h 40 min |
- Normal high
- 71°FMay average
- Normal low
- 45°FMay average
- Precipitation
- 0.92 inmonth total
- Days with precipitation
- 80.01 inch or more
- Days at 90°F or more
- 1
- Nights at 32°F or colder
- 2
- Daylight
- 14 h 20 min to 15 h 40 minMay 1 to May 31
- Days at 70°F or more
- 16
- Days at 80°F or more
- 6
- Sunshine
- 70%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00024220; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Ellensburg in May?
On a given May day the chance of 0.01 inch or more is 23% on average, highest around May 19 (24%). In all, 0.92 in falls on 8 days of a normal May.
In a normal May in Ellensburg, 1 days reach 90°F and 2 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00024220.
What are the records for May in Ellensburg?
The warmest May temperature on this station's record (since 1940) is 99°F, on May 17, 2006; the coldest is 20°F, on May 1, 1954. The wettest May brought 3.15 in (2011).
The May mean against the 1991-2020 normal of 57.9°F: 2021 57.3°F (−0.6), 2022 52.5°F (−5.4), 2023 63.5°F (+5.6), 2024 56.6°F (−1.3), 2025 58.0°F (+0.1), 2026 59.1°F (+1.2). 3 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 57.3°F | −0.6°F | 0.14 in |
| 2022 | 52.5°F | −5.4°F | 0.91 in |
| 2023 | 63.5°F | +5.6°F | 0.45 in |
| 2024 | 56.6°F | −1.3°F | 0.37 in |
| 2025 | 58.0°F | +0.1°F | 0.12 in |
| 2026 | 59.1°F | +1.2°F | 0.73 in |
Source: records: ACIS, station USW00024220; recent months: ACIS, station USW00024220. Records and recent months use complete months only.
How does May in Ellensburg compare across Washington?
Across the 96 places PlainClimate covers in Washington, May normal highs run from 59°F in Long Beach to 77°F in Pasco; Ellensburg's is 71°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.