Miles City weather in January: Miles City, Montana: normal highs, lows, rain and records for January
Miles City in January has a normal high of 30°F and a normal low of 9°F, a daily mean of 20°F, holding near 30°F all month. Measurable precipitation falls on 5 days in a normal January, 0.28 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of −1°C and low of −13°C, 7 mm of precipitation in January.
- NOAA stationMiles City F Wiley Field
- Station IDUSW00024037
- Location46.43°N 105.88°W
- Elevation2,624 ft (800 m)
- Population8,407
- Jan 30° 9°
- Feb 35° 13°
- Mar 47° 23°
- Apr 58° 33°
- May 68° 43°
- Jun 79° 53°
- Jul 89° 60°
- Aug 87° 58°
- Sep 76° 47°
- Oct 59° 34°
- Nov 44° 21°
- Dec 33° 12°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Miles City in January?
The normal high is 30°F and the normal low 9°F, for a daily mean of 19.5°F. January is 2.9°F cooler than December and 4.1°F cooler than February. January is the 12th warmest month of the year in Miles City and the 10th wettest. Across the month the normal high rises 1°F, from 30°F on January 1 to 31°F on January 31. From one year to the next January's mean temperature typically moves about 6.5°F either way (NOAA's standard deviation), so roughly two Januarys in three average between 13°F and 26°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 17%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| January 1 | 30°F | 9°F | 16% | 3% |
| January 8 | 30°F | 8°F | 17% | 3% |
| January 15 | 30°F | 9°F | 17% | 3% |
| January 22 | 30°F | 9°F | 17% | 2% |
| January 31 | 31°F | 10°F | 16% | 2% |
Every day of January: normal high, low and chance of precipitation (warmest afternoon January 31, coldest night January 6)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| January 1 | 30°F | 9°F | 16% | 3% | 8 h 40 min |
| January 2 | 30°F | 9°F | 17% | 3% | 8 h 40 min |
| January 3 | 30°F | 9°F | 17% | 3% | 8 h 40 min |
| January 4 | 30°F | 9°F | 17% | 3% | 8 h 40 min |
| January 5 | 30°F | 9°F | 17% | 3% | 8 h 40 min |
| January 6 | 30°F | 8°F | 17% | 3% | 8 h 40 min |
| January 7 | 30°F | 8°F | 17% | 3% | 8 h 50 min |
| January 8 | 30°F | 8°F | 17% | 3% | 8 h 50 min |
| January 9 | 30°F | 8°F | 17% | 3% | 8 h 50 min |
| January 10 | 30°F | 8°F | 17% | 3% | 8 h 50 min |
| January 11 | 30°F | 9°F | 17% | 3% | 8 h 50 min |
| January 12 | 30°F | 9°F | 17% | 3% | 8 h 50 min |
| January 13 | 30°F | 9°F | 17% | 3% | 8 h 50 min |
| January 14 | 30°F | 9°F | 17% | 3% | 9 h |
| January 15 | 30°F | 9°F | 17% | 3% | 9 h |
| January 16 | 30°F | 9°F | 17% | 3% | 9 h |
| January 17 | 30°F | 9°F | 17% | 3% | 9 h |
| January 18 | 30°F | 9°F | 17% | 3% | 9 h |
| January 19 | 30°F | 9°F | 17% | 3% | 9 h 10 min |
| January 20 | 30°F | 9°F | 17% | 3% | 9 h 10 min |
| January 21 | 30°F | 9°F | 17% | 3% | 9 h 10 min |
| January 22 | 30°F | 9°F | 17% | 2% | 9 h 10 min |
| January 23 | 30°F | 9°F | 16% | 2% | 9 h 10 min |
| January 24 | 30°F | 9°F | 16% | 2% | 9 h 20 min |
| January 25 | 31°F | 9°F | 16% | 2% | 9 h 20 min |
| January 26 | 31°F | 10°F | 16% | 2% | 9 h 20 min |
| January 27 | 31°F | 10°F | 16% | 2% | 9 h 20 min |
| January 28 | 31°F | 10°F | 16% | 2% | 9 h 30 min |
| January 29 | 31°F | 10°F | 16% | 2% | 9 h 30 min |
| January 30 | 31°F | 10°F | 16% | 2% | 9 h 30 min |
| January 31 | 31°F | 10°F | 16% | 2% | 9 h 30 min |
- Normal high
- 30°FJanuary average
- Normal low
- 9°FJanuary average
- Precipitation
- 0.28 inmonth total
- Days with precipitation
- 50.01 inch or more
- Nights at 32°F or colder
- 30
- Daylight
- 8 h 40 min to 9 h 30 minJanuary 1 to January 31
- Sunshine
- 75%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00024037; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Miles City in January?
On a given January day the chance of 0.01 inch or more is 16% on average, highest around January 7 (17%). In all, 0.28 in falls on 5 days of a normal January.
In a normal January in Miles City, 30 nights fall to freezing and 15 days stay below freezing all day.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00024037.
How humid and windy is Miles City in January?
At 3 p.m. the normal temperature is 31°F with 57% relative humidity and a dew point of 17°F; at 6 a.m. it is 18°F with 80% humidity. The wind averages 9.4 mph, most often from the northwest in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 18°F | 13°F | 80% | 8.7 mph | 56% |
| 9 a.m. | 20°F | 14°F | 77% | 9.3 mph | 55% |
| noon | 27°F | 16°F | 63% | 11.1 mph | 55% |
| 3 p.m. | 31°F | 17°F | 57% | 10.8 mph | 55% |
| 6 p.m. | 26°F | 16°F | 67% | 8.5 mph | 60% |
| 9 p.m. | 22°F | 15°F | 74% | 8.7 mph | 60% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00024037. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for January in Miles City?
The warmest January temperature on this station's record (since 1937) is 72°F, on January 31, 1992; the coldest is −37°F, on January 25, 1957. The wettest January brought 1.78 in (1971); the snowiest, 19.2 inches (1996).
The January mean against the 1991-2020 normal of 19.5°F: 2021 28.0°F (+8.5), 2022 22.2°F (+2.7), 2023 23.2°F (+3.7), 2024 16.1°F (−3.4), 2025 18.2°F (−1.3), 2026 26.1°F (+6.6). 4 of 6 ran warmer than normal.
| January | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 28.0°F | +8.5°F | 0.22 in |
| 2022 | 22.2°F | +2.7°F | 0.10 in |
| 2023 | 23.2°F | +3.7°F | 0.10 in |
| 2024 | 16.1°F | −3.4°F | 0.12 in |
| 2025 | 18.2°F | −1.3°F | 0.12 in |
| 2026 | 26.1°F | +6.6°F | 0.05 in |
Source: records: ACIS, station USW00024037; recent months: ACIS, station USW00024037. Records and recent months use complete months only.
How does January in Miles City compare across Montana?
Across the 141 places PlainClimate covers in Montana, January normal highs run from 20°F in Westby to 40°F in Nye; Miles City's is 30°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.