McCall weather in May: McCall, Idaho: normal highs, lows, rain and records for May
McCall in May has a normal high of 61°F and a normal low of 36°F, a daily mean of 49°F, rising from 57°F on the 1st to 64°F by the 31st. Measurable precipitation falls on 13 days in a normal May, 2.30 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 16°C and low of 2°C, 58 mm of precipitation in May.
- NOAA stationMcCall Airport
- Station IDUSW00094182
- Location44.89°N 116.10°W
- Elevation5,013 ft (1,528 m)
- Population4,104
- Jan 31° 14°
- Feb 35° 15°
- Mar 42° 21°
- Apr 50° 28°
- May 61° 36°
- Jun 69° 42°
- Jul 81° 47°
- Aug 81° 45°
- Sep 71° 38°
- Oct 56° 29°
- Nov 40° 21°
- Dec 30° 14°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is McCall in May?
The normal high is 61°F and the normal low 36°F, for a daily mean of 48.5°F. May is 9.7°F warmer than April and 6.8°F cooler than June. May is the 5th warmest month of the year in McCall and the 6th wettest. Across the month the normal high rises 7°F, from 57°F on May 1 to 64°F on May 31. From one year to the next May's mean temperature typically moves about 2.6°F either way (NOAA's standard deviation), so roughly two Mays in three average between 46°F and 51°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 43%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 57°F | 32°F | 38% | 21% |
| May 8 | 59°F | 34°F | 39% | 21% |
| May 15 | 61°F | 36°F | 41% | 23% |
| May 22 | 63°F | 38°F | 43% | 23% |
| May 31 | 64°F | 39°F | 42% | 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 | 57°F | 32°F | 38% | 21% | 14 h 10 min |
| May 2 | 57°F | 32°F | 38% | 21% | 14 h 20 min |
| May 3 | 57°F | 32°F | 39% | 21% | 14 h 20 min |
| May 4 | 58°F | 33°F | 39% | 21% | 14 h 20 min |
| May 5 | 58°F | 33°F | 39% | 21% | 14 h 20 min |
| May 6 | 59°F | 33°F | 39% | 21% | 14 h 30 min |
| May 7 | 59°F | 34°F | 39% | 21% | 14 h 30 min |
| May 8 | 59°F | 34°F | 39% | 21% | 14 h 30 min |
| May 9 | 60°F | 34°F | 39% | 21% | 14 h 30 min |
| May 10 | 60°F | 35°F | 39% | 22% | 14 h 40 min |
| May 11 | 60°F | 35°F | 39% | 22% | 14 h 40 min |
| May 12 | 61°F | 35°F | 40% | 22% | 14 h 40 min |
| May 13 | 61°F | 35°F | 40% | 22% | 14 h 40 min |
| May 14 | 61°F | 36°F | 40% | 22% | 14 h 50 min |
| May 15 | 61°F | 36°F | 41% | 23% | 14 h 50 min |
| May 16 | 62°F | 36°F | 41% | 23% | 14 h 50 min |
| May 17 | 62°F | 36°F | 42% | 23% | 14 h 50 min |
| May 18 | 62°F | 37°F | 42% | 23% | 14 h 50 min |
| May 19 | 62°F | 37°F | 42% | 23% | 15 h |
| May 20 | 62°F | 37°F | 42% | 23% | 15 h |
| May 21 | 63°F | 37°F | 43% | 23% | 15 h |
| May 22 | 63°F | 38°F | 43% | 23% | 15 h |
| May 23 | 63°F | 38°F | 43% | 23% | 15 h 10 min |
| May 24 | 63°F | 38°F | 43% | 23% | 15 h 10 min |
| May 25 | 63°F | 38°F | 43% | 23% | 15 h 10 min |
| May 26 | 63°F | 38°F | 43% | 23% | 15 h 10 min |
| May 27 | 64°F | 39°F | 43% | 23% | 15 h 10 min |
| May 28 | 64°F | 39°F | 43% | 22% | 15 h 10 min |
| May 29 | 64°F | 39°F | 42% | 22% | 15 h 20 min |
| May 30 | 64°F | 39°F | 42% | 22% | 15 h 20 min |
| May 31 | 64°F | 39°F | 42% | 22% | 15 h 20 min |
- Normal high
- 61°FMay average
- Normal low
- 36°FMay average
- Precipitation
- 2.30 inmonth total
- Days with precipitation
- 130.01 inch or more
- Nights at 32°F or colder
- 13
- Daylight
- 14 h 10 min to 15 h 20 minMay 1 to May 31
- Days at 70°F or more
- 6
- Days at 80°F or more
- 1
- Sunshine
- 78%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00094182; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in McCall in May?
On a given May day the chance of 0.01 inch or more is 41% on average, highest around May 24 (43%). In all, 2.30 in falls on 13 days of a normal May.
In a normal May in McCall, 13 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00094182.
What are the records for May in McCall?
The warmest May temperature on McCall's official record (since 1906) is 90°F, on May 31, 1910; the coldest is 14°F, on May 2, 1948. The wettest May brought 6.71 in (1998); the snowiest, 5.0 inches (1960).
The May mean against the 1991-2020 normal of 48.5°F: 2021 47.6°F (−0.9), 2022 46.2°F (−2.3), 2023 51.3°F (+2.8), 2024 44.5°F (−4.0), 2025 50.2°F (+1.7), 2026 51.4°F (+2.9). 3 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 47.6°F | −0.9°F | 1.26 in |
| 2022 | 46.2°F | −2.3°F | 3.21 in |
| 2023 | 51.3°F | +2.8°F | 1.73 in |
| 2024 | 44.5°F | −4.0°F | 2.21 in |
| 2025 | 50.2°F | +1.7°F | 0.99 in |
| 2026 | 51.4°F | +2.9°F | 0.58 in |
Source: records: ACIS, NWS threaded record MYLthr; recent months: ACIS, station USW00094182. Records and recent months use complete months only.
How does May in McCall compare across Idaho?
Across the 85 places PlainClimate covers in Idaho, May normal highs run from 50°F in Mullan to 79°F in Glenns Ferry; McCall's is 61°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.