weathermetro
Cities / United States
/ Montana
☀️ Lewistown weather
Clear sky. .
Feels like 12° Wind 28 km/h NW Humidity 48% Pressure 1021 hPa UV 0 Air Good ☀ 06:46 - 19:43
Right now it is 17° in Lewistown with clear skies, it feels more like 12° and today's high is 18° with an overnight low of 11° . The sun rises at 06:46 and sets at 19:43, giving 12h 57m of daylight. Over the coming week highs range from 7° to 29° .
Lewistown is in Montana, United States, sitting 1,203 m above sea level, with a population of about 6,000. Local time is America/Denver (UTC−6), and every time on this page is shown in it.
Next 24 hours - temperature
7°
15°
23°
22°
7°
17:00 · 17.2° · 0 mm
18:00 · 16.7° · 0 mm
19:00 · 15.5° · 0 mm
20:00 · 13.4° · 0 mm
21:00 · 12° · 0 mm
22:00 · 11.2° · 0 mm
23:00 · 10.6° · 0 mm
00:00 · 10.6° · 0 mm
01:00 · 9.9° · 0 mm
02:00 · 9° · 0 mm
03:00 · 8.3° · 0 mm
04:00 · 7.6° · 0 mm
05:00 · 7.3° · 0 mm
06:00 · 7.2° · 0 mm
07:00 · 7.1° · 0 mm
08:00 · 8.6° · 0 mm
09:00 · 13.4° · 0 mm
10:00 · 16.2° · 0 mm
11:00 · 18.3° · 0 mm
12:00 · 19.8° · 0 mm
13:00 · 20.7° · 0 mm
14:00 · 21.5° · 0 mm
15:00 · 22° · 0 mm
16:00 · 22.3° · 0 mm
Precipitation
17:00 · 0 mm
17:00
18:00 · 0 mm
19:00 · 0 mm
20:00 · 0 mm
20:00
21:00 · 0 mm
22:00 · 0 mm
23:00 · 0 mm
23:00
00:00 · 0 mm
01:00 · 0 mm
02:00 · 0 mm
02:00
03:00 · 0 mm
04:00 · 0 mm
05:00 · 0 mm
05:00
06:00 · 0 mm
07:00 · 0 mm
08:00 · 0 mm
08:00
09:00 · 0 mm
10:00 · 0 mm
11:00 · 0 mm
11:00
12:00 · 0 mm
13:00 · 0 mm
14:00 · 0 mm
14:00
15:00 · 0 mm
16:00 · 0 mm
Hour by hour
TIME TEMP FEELS RAIN CONDITIONS
17:00
🌤️
17.2°
11.8°
-
Mostly clear
18:00
☀️
16.7°
10.2°
-
Clear sky
19:00
☁️
15.5°
10.1°
-
Overcast
20:00
☀️
13.4°
10.6°
-
Clear sky
21:00
☀️
12°
9.3°
-
Clear sky
22:00
☀️
11.2°
7.9°
-
Clear sky
23:00
☀️
10.6°
7.1°
-
Clear sky
00:00
☀️
10.6°
6.2°
-
Clear sky
01:00
☀️
9.9°
6.5°
-
Clear sky
02:00
☀️
9°
5.6°
-
Clear sky
03:00
☀️
8.3°
5.6°
-
Clear sky
04:00
☀️
7.6°
5.4°
-
Clear sky
🌤️
TodaySeptember 8th
Avg 14° Low 11° at 23:00
High 18° at 13:00
Feels 11° Wind ~34 km/h
Clear
Clear
00:00
12°
02:00
12°
04:00
12°
06:00
11°
08:00
12°
10:00
16°
12:00
17°
14:00
17°
16:00
16°
18:00
17°
20:00
13°
22:00
11°
☀️
WednesdaySeptember 9th
Avg 15° Low 7° at 07:00
High 22° at 17:00
Feels 16° Wind ~25 km/h
Clear
Clear
00:00
11°
02:00
9°
04:00
8°
06:00
7°
08:00
9°
10:00
16°
12:00
20°
14:00
22°
16:00
22°
18:00
22°
20:00
18°
22:00
15°
☀️
ThursdaySeptember 10th
Avg 19° Low 12° at 07:00
High 29° at 17:00
Feels 22° Wind ~31 km/h
Clear
Clear
00:00
13°
02:00
13°
04:00
13°
06:00
12°
08:00
12°
10:00
22°
12:00
27°
14:00
29°
16:00
29°
18:00
28°
20:00
19°
22:00
16°
🌧️
FridaySeptember 11th
Avg 11° Low 6° at 23:00
High 14° at 16:00
4.8 mm rain Feels 12° Wind ~20 km/h
Clear
Rain
Cloudy
Cloudy
00:00
14°
02:00
10°
04:00
11°
0.1mm
06:00
10°
2.8mm
08:00
9°
10:00
11°
12:00
12°
14:00
13°
16:00
14°
18:00
13°
20:00
9°
22:00
7°
☁️
SaturdaySeptember 12th
Avg 7° Low 5° at 23:00
High 10° at 15:00
Feels 5° Wind ~22 km/h
Cloudy
00:00
6°
02:00
7°
04:00
8°
06:00
6°
08:00
7°
10:00
8°
12:00
8°
14:00
10°
16:00
9°
18:00
9°
20:00
7°
22:00
6°
🌧️
SundaySeptember 13th
Avg 4° Low 2° at 18:00
High 7° at 05:00
24.7 mm rain Feels 2° Wind ~20 km/h
Cloudy
Rain
00:00
5°
02:00
6°
04:00
6°
06:00
7°
08:00
6°
0.2mm
10:00
4°
2.3mm
12:00
4°
1.5mm
14:00
3°
2.9mm
16:00
2°
2mm
18:00
2°
2mm
20:00
2°
0.3mm
22:00
2°
0.1mm
☀️
MondaySeptember 14th
Avg 8° Low 2° at 06:00
High 16° at 17:00
0.1 mm rain Feels 13° Wind ~12 km/h
Cloudy
Clear
00:00
3°
0.1mm
02:00
3°
04:00
3°
06:00
2°
08:00
4°
10:00
6°
12:00
10°
14:00
14°
16:00
16°
18:00
16°
20:00
11°
22:00
8°
☁️
TuesdaySeptember 15th
Avg 14° Low 8° at 05:00
High 21° at 16:00
Feels 18° Wind ~17 km/h
Cloudy
Partly Cloudy
Cloudy
Clear
00:00
8°
02:00
8°
04:00
8°
06:00
8°
08:00
11°
10:00
15°
12:00
18°
14:00
20°
16:00
21°
18:00
20°
20:00
14°
22:00
11°
☁️
WednesdaySeptember 16th
Avg 13° Low 4° at 23:00
High 24° at 14:00
Feels 18° Wind ~24 km/h
Partly Cloudy
Cloudy
Clear
Partly Cloudy
00:00
11°
02:00
11°
04:00
11°
06:00
11°
08:00
13°
10:00
17°
12:00
21°
14:00
24°
16:00
20°
18:00
12°
20:00
7°
22:00
5°
☁️
ThursdaySeptember 17th
Avg 3° Low 0° at 05:00
High 6° at 13:00
Feels -2° Wind ~25 km/h
Clear
Cloudy
00:00
3°
02:00
2°
04:00
0°
06:00
0°
08:00
1°
10:00
3°
12:00
6°
14:00
5°
16:00
5°
18:00
4°
20:00
2°
22:00
2°
☁️
FridaySeptember 18th
Avg 5° Low 1° at 05:00
High 11° at 15:00
Feels 6° Wind ~20 km/h
Cloudy
00:00
2°
02:00
1°
04:00
1°
06:00
1°
08:00
2°
10:00
5°
12:00
8°
14:00
10°
16:00
11°
18:00
10°
20:00
7°
22:00
5°
☀️
SaturdaySeptember 19th
Avg 8° Low 2° at 05:00
High 15° at 15:00
Feels 12° Wind ~13 km/h
Cloudy
Partly Cloudy
Clear
00:00
5°
02:00
4°
04:00
3°
06:00
2°
08:00
5°
10:00
9°
12:00
13°
14:00
15°
16:00
15°
18:00
14°
20:00
9°
22:00
6°
☀️
SundaySeptember 20th
Avg 11° Low 5° at 05:00
High 20° at 15:00
Feels 17° Wind ~15 km/h
Clear
00:00
6°
02:00
6°
04:00
5°
06:00
5°
08:00
8°
10:00
12°
12:00
16°
14:00
19°
16:00
20°
18:00
18°
20:00
12°
22:00
9°
🌦️
MondaySeptember 21st
Avg 14° Low 8° at 05:00
High 22° at 15:00
2.2 mm rain Feels 18° Wind ~23 km/h
Clear
Rain
Clear
Rain
00:00
9°
02:00
9°
04:00
8°
06:00
8°
08:00
11°
0.2mm
10:00
15°
0.1mm
12:00
19°
0.1mm
14:00
21°
16:00
22°
18:00
20°
20:00
15°
0.3mm
22:00
12°
0.2mm
🌦️
TuesdaySeptember 22nd
Avg 17° Low 10° at 05:00
High 27° at 15:00
0.2 mm rain Feels 24° Wind ~26 km/h
Clear
Partly Cloudy
00:00
12°
0.2mm
02:00
12°
04:00
11°
06:00
11°
08:00
13°
10:00
17°
12:00
23°
14:00
26°
16:00
26°
18:00
23°
20:00
19°
22:00
16°
🌧️
WednesdaySeptember 23rd
Avg 14° Low 9° at 23:00
High 18° at 15:00
11.4 mm rain Feels 15° Wind ~12 km/h
Cloudy
Rain
Cloudy
Rain
00:00
15°
02:00
16°
04:00
15°
06:00
13°
08:00
13°
10:00
14°
0.1mm
12:00
15°
0.1mm
14:00
18°
16:00
17°
3.4mm
18:00
12°
3.4mm
20:00
11°
0.3mm
22:00
10°
Sun
☀️ Sunrise 06:46 · Sunset 19:43
12h 57m of daylight · America/Denver
Air quality
PM2.5 0.9 µg/m³ - Good
No reason to change your plans - open the windows.
Source: Copernicus CAMS, updated hourly.
Common questions about Lewistown weather
Will it rain in Lewistown today?
No rain is in the forecast for Lewistown today.
What is the temperature in Lewistown right now?
It is 17° in Lewistown right now, though it feels closer to 12° . Today runs between a low of 11° and a high of 18° .
What time is sunrise and sunset in Lewistown?
The sun rises at 06:46 and sets at 19:43 local time in Lewistown today, giving 12h 57m of daylight.
What is the air quality in Lewistown?
PM2.5 in Lewistown is currently 0.9 µg/m³, which counts as Good on the European air-quality index. No reason to change your plans - open the windows.
How accurate is the Lewistown forecast, and how far ahead does it go?
This page shows 16 days ahead, refreshed every hour. It blends ECMWF, NOAA GFS and whichever national high-resolution model covers Lewistown best. The first three days are the dependable part - day one is usually within a degree or two - and accuracy falls off steadily after day five, so read the far end as a trend rather than a plan. We publish our measured error against real station observations on the accuracy page.
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© 2026 WeatherMetro · Weather data: ECMWF, NOAA, DWD, Météo-France, ECCC, MeteoSwiss and others (CC-BY 4.0) · Air quality & history: Copernicus CAMS / C3S · Location data: GeoNames (CC-BY) · Alerts: NWS, MeteoAlarm, ECCC