Rapid City, SD weather in June
Rapid City is mild in June, with frequent rain: highs average 78°F and nights drop to about 52°F. There are about 13 days with rain.
- Normal high
- 78°F
- Normal low
- 52°F
- Wet days
- 13
- 2.9 in total
- Muggy days
- 0
- dew point 65°F+
How June changes from start to finish
| June 1 | June 30 | |
|---|---|---|
| Normal high | 73°F | 83°F |
| Normal low | 48°F | 56°F |
| Chance of a wet day | 44% | 37% |
| Sunrise / sunset | 5:12 am / 8:28 pm | 5:13 am / 8:40 pm |
| Daylight | 15.3 h | 15.4 h |
Chance of a wet day: average for the first and last 7 days of the month. Times are local clock time (Mountain Time).
A typical June day
- 6 am59°Fdew point 51°F
- 9 am68°Fdew point 51°F
- Noon73°Fdew point 51°F
- 3 pm75°Fdew point 51°F
- 6 pm72°Fdew point 52°F
- 9 pm63°Fdew point 52°F
NOAA hourly normals (local standard time) from Ellsworth AFB (8 mi away); average wind 10 mph; clear or few clouds in 46% of daytime hours, mostly cloudy or overcast in 40%.
What kind of days to expect
- Comfortable dayshigh 65-80°F and dew point under 60°F15 of 30
- Hot dayshigh 90°F or more4 of 30
- Muggy daysdaily mean dew point 65°F or more0 of 30
- Wet daysat least 0.01 in of rain or melted snow13 of 30
- Notable rainat least 0.10 in7 of 30
- Freezing nightslow 32°F or below0 of 30
- Snow on the groundsnow depth 1 in or more0 of 30
Average days per June, counted from daily records for each year 1991-2020.
Rain and snow in June
Normal precipitation is 2.9 in; a dry June brings about 1.3 in and a wet one about 3.8 in (25th and 75th percentiles). About 2 days bring half an inch or more, and about 1 an inch or more. Normal snowfall is 0.1 in.
How June varies from year to year
- Warmest June, 1991-20202016: average high 87°F
- Coolest June1998: average high 70°F
- Wettest June2015: 7.1 in
- Driest June2002: 0.4 in
- Highest reading109°F (June 26, 2012)
- Lowest reading32°F (June 3, 1998)
From the station's daily records with NOAA quality flags removed; most recent date shown when a reading repeats.
June compared with May and July
| May | June | July | |
|---|---|---|---|
| Normal high | 67°F | 78°F | 86°F |
| Normal low | 42°F | 52°F | 59°F |
| Wet days | 13 | 13 | 10 |
| Comfortable days | 15 | 15 | 6 |
| Daylight | 14.8 h | 15.4 h | 15.1 h |
Highs change by +11°F from May and +8°F into July.
Nearby alternatives in June
- Drier: Casper, WY176 mi · high 80°F · 9 wet days
- Cooler: Keystone, SD16 mi · high 71°F · 13 wet days
How Rapid City ranks in June
- Normal high285th warmest of 378 cities; 3rd of 4 in South Dakota
- Wet days332nd driest of 378
- Comfortable days56th most of 340
What to pack for Rapid City in June
- Layers – afternoons near 78°F but nights near 52°F
- A rain jacket or umbrella – rain on about 13 days
- Sunglasses and sunscreen – about 15.4 hours of daylight and highs near 78°F
Heating and cooling
June has 93 heating degree days and 81 cooling degree days (base 65°F), 2% of the year's total heating and cooling demand.
Questions
How hot is Rapid City in June?
The normal high is 78°F and the normal low is 52°F. From 1991 to 2020 the hottest June reading was 109°F (most recently on June 26, 2012).
Does it rain a lot in Rapid City in June?
About 13 days in June have at least 0.01 in of precipitation, and the normal total is 2.9 in. The wettest June in 1991-2020 was in 2015 (7.1 in); the driest was in 2002 (0.4 in).
Does it snow in Rapid City in June?
Yes. Normal snowfall in June is 0.1 in.
Is June a good time to visit Rapid City?
June ranks 2nd of 12 months on our comfort score for Rapid City (72 out of 100). It has about 15 comfortable days and about 4 days at 90°F or hotter. The best months are May and June.
Where the numbers come from
- Temperature and rain: Rapid City Rgnl Airport (USW00024090), 9.2 mi ESE of the city center, 3,160 ft (83 ft lower than the city). NOAA normals and daily records, 1991-2020.
- Snowfall, snow depth and frost dates: Rapid City WFO (USC00396948), 1.1 mi ESE of the city center, 3,379 ft (136 ft higher than the city). NOAA normals and daily records, 1991-2020.
- Humidity and wind by hour and cloud cover: Ellsworth AFB (USW00024006), 8.1 mi NE of the city center, 3,215 ft . NOAA normals and daily records, 1991-2020.
- Daily humidity and wind: Rapid City Regional Airport (726620-24090), 9.1 mi ESE of the city center, 3,162 ft (81 ft lower than the city). Hourly observations, 1991-2020.