Big Sky weather in April: Big Sky, Montana: normal highs, lows, rain and records for April
Big Sky in April has a normal high of 48°F and a normal low of 23°F, a daily mean of 35°F, rising from 45°F on the 1st to 52°F by the 30th. Measurable precipitation falls on 12 days in a normal April, 2.42 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 9°C and low of −5°C, 61 mm of precipitation in April.
- NOAA stationBig Sky (2 mi WNW)
- Station IDUSC00240775
- Location45.28°N 111.33°W
- Elevation6,590 ft (2,009 m)
- Population (census place)2,388
- Jan 30° 9°
- Feb 34° 9°
- Mar 42° 17°
- Apr 48° 23°
- May 58° 30°
- Jun 67° 36°
- Jul 78° 41°
- Aug 77° 39°
- Sep 68° 33°
- Oct 53° 25°
- Nov 37° 16°
- Dec 28° 9°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Big Sky in April?
The normal high is 48°F and the normal low 23°F, for a daily mean of 35.2°F. April is 5.9°F warmer than March and 8.9°F cooler than May. April is the 7th warmest month of the year in Big Sky and the 3rd wettest. Across the month the normal high rises 7°F, from 45°F on April 1 to 52°F on April 30. From one year to the next April's mean temperature typically moves about 2.5°F either way (NOAA's standard deviation), so roughly two Aprils in three average between 33°F and 38°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 39%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| April 1 | 45°F | 21°F | 38% | 19% |
| April 8 | 46°F | 21°F | 38% | 21% |
| April 15 | 48°F | 22°F | 38% | 22% |
| April 22 | 50°F | 23°F | 38% | 23% |
| April 30 | 52°F | 25°F | 39% | 24% |
Every day of April: normal high, low and chance of precipitation (warmest afternoon April 30, coldest night April 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| April 1 | 45°F | 21°F | 38% | 19% | 12 h 40 min |
| April 2 | 45°F | 21°F | 38% | 20% | 12 h 50 min |
| April 3 | 45°F | 21°F | 38% | 20% | 12 h 50 min |
| April 4 | 45°F | 21°F | 38% | 20% | 12 h 50 min |
| April 5 | 46°F | 21°F | 38% | 20% | 13 h |
| April 6 | 46°F | 21°F | 38% | 20% | 13 h |
| April 7 | 46°F | 21°F | 38% | 20% | 13 h |
| April 8 | 46°F | 21°F | 38% | 21% | 13 h 10 min |
| April 9 | 46°F | 21°F | 38% | 21% | 13 h 10 min |
| April 10 | 46°F | 22°F | 38% | 21% | 13 h 10 min |
| April 11 | 47°F | 22°F | 38% | 21% | 13 h 20 min |
| April 12 | 47°F | 22°F | 38% | 21% | 13 h 20 min |
| April 13 | 47°F | 22°F | 38% | 21% | 13 h 20 min |
| April 14 | 47°F | 22°F | 38% | 22% | 13 h 20 min |
| April 15 | 48°F | 22°F | 38% | 22% | 13 h 30 min |
| April 16 | 48°F | 22°F | 38% | 22% | 13 h 30 min |
| April 17 | 48°F | 23°F | 38% | 22% | 13 h 30 min |
| April 18 | 48°F | 23°F | 38% | 22% | 13 h 40 min |
| April 19 | 49°F | 23°F | 38% | 22% | 13 h 40 min |
| April 20 | 49°F | 23°F | 38% | 22% | 13 h 40 min |
| April 21 | 49°F | 23°F | 38% | 23% | 13 h 50 min |
| April 22 | 50°F | 23°F | 38% | 23% | 13 h 50 min |
| April 23 | 50°F | 24°F | 38% | 23% | 13 h 50 min |
| April 24 | 50°F | 24°F | 38% | 23% | 13 h 50 min |
| April 25 | 51°F | 24°F | 38% | 23% | 14 h |
| April 26 | 51°F | 24°F | 38% | 23% | 14 h |
| April 27 | 51°F | 25°F | 39% | 23% | 14 h |
| April 28 | 52°F | 25°F | 39% | 23% | 14 h 10 min |
| April 29 | 52°F | 25°F | 39% | 24% | 14 h 10 min |
| April 30 | 52°F | 25°F | 39% | 24% | 14 h 10 min |
- Normal high
- 48°FApril average
- Normal low
- 23°FApril average
- Precipitation
- 2.42 inmonth total
- Days with precipitation
- 120.01 inch or more
- Nights at 32°F or colder
- 29
- Daylight
- 12 h 40 min to 14 h 10 minApril 1 to April 30
- Sunshine
- 66%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00240775; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Big Sky in April?
On a given April day the chance of 0.01 inch or more is 38% on average, highest around April 30 (39%). In all, 2.42 in falls on 12 days of a normal April.
In a normal April in Big Sky, 29 nights fall to freezing and 1 days stay below freezing all day.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00240775.
What are the records for April in Big Sky?
The warmest April temperature on this station's record (since 1967) is 76°F, on April 27, 1987; the coldest is −15°F, on April 1, 1975. The wettest April brought 3.27 in (2010); the snowiest, 41.2 inches (2011).
Source: records: ACIS, station USC00240775. Records and recent months use complete months only.
How does April in Big Sky compare across Montana?
Across the 141 places PlainClimate covers in Montana, April normal highs run from 43°F in Cooke City to 62°F in Hardin; Big Sky's is 48°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.