As of 07:23 MDT

Weather in Lewistown, MT

41°

Lewistown, Thursday, 22 October, 07:23

Clear. Feels like 41°. High 75°, low 41°.

Pressure29.94 inHg

Wind2.4 mph E

Humidity74%

Visibility6.2 mi

Dew point34°

Thu, 22October

75°/41°

Fri, 23October

54°/32°

Sat, 24October

44°/22°

Sun, 25October

40°/26°

Mon, 26October

43°/29°

Tue, 27October

42°/32°

Wed, 28October

34°/21°

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	74°	48°	45°	41°	41°	49°	70°	74°	75°	66°	54°	51°
Feels like	74°	47°	44°	41°	41°	48°	68°	73°	73°	65°	52°	49°
Pressure, inHg	29.83	29.83	29.83	29.83	29.94	29.91	29.85	29.80	29.74	29.74	29.74	29.71
Wind, mph	4.1	4.1	4.1	4.1	1.2	1.8	1.4	2.1	1.6	1.1	3.3	3.8
Humidity, %	34%	34%	34%	34%	74%	68%	36%	34%	34%	54%	63%	66%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	49°	49°	48°	46°	47°	52°	54°	47°	40°	38°	33°	33°
Feels like	44°	44°	45°	46°	47°	50°	53°	41°	31°	30°	24°	23°
Pressure, inHg	29.68	29.65	29.59	29.56	29.56	29.62	29.68	29.83	30.00	30.15	30.21	30.30
Wind, mph	4.2	4.3	2.7	1.1	0.3	1.8	6.4	6.3	8.4	6.1	6	5.6
Humidity, %	63%	64%	72%	82%	78%	69%	81%	96%	100%	99%	99%	93%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0.01 in	0.06 in	0.07 in	0.1 in	0.07 in	0.01 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	4.8 mi	2.2 mi	0.5 mi	0.5 mi	0.5 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	32°	30°	27°	23°	22°	31°	38°	42°	44°	37°	31°	28°
Feels like	23°	23°	20°	23°	22°	31°	38°	42°	44°	37°	28°	25°
Pressure, inHg	30.36	30.42	30.45	30.47	30.47	30.45	30.36	30.27	30.21	30.18	30.18	30.21
Wind, mph	5.1	3.1	2.5	1	0.8	1.2	1	1.1	0.6	0.6	1.4	1.5
Humidity, %	92%	97%	96%	96%	95%	92%	71%	59%	57%	75%	91%	92%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	27°	28°	28°	26°	23°	30°	37°	40°	40°	35°	32°	30°
Feels like	27°	28°	28°	26°	23°	30°	37°	37°	36°	29°	26°	24°
Pressure, inHg	30.18	30.21	30.24	30.33	30.42	30.47	30.42	30.36	30.33	30.36	30.39	30.39
Wind, mph	1.3	0.8	0.4	0.4	0.3	0.4	1.2	1.7	2.5	3.6	2.6	2.8
Humidity, %	91%	90%	89%	91%	94%	92%	77%	68%	69%	84%	91%	95%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	32°	31°	30°	29°	32°	35°	38°	39°	39°	38°	38°	37°
Feels like	24°	23°	23°	22°	25°	29°	32°	33°	33°	32°	31°	29°
Pressure, inHg	30.39	30.42	30.42	30.39	30.33	30.33	30.33	30.33	30.33	30.33	30.33	30.33
Wind, mph	3.9	3.8	3.7	3.5	5.4	5.4	5.4	5.4	5.4	5.4	5.4	5.4
Humidity, %	94%	95%	96%	99%	77%	77%	77%	77%	77%	77%	77%	77%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	—	—	—	—	—	—	—	—

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	42°	34°	33°	32°	35°	38°	41°	41°	39°	37°	36°	35°
Feels like	42°	28°	27°	26°	30°	35°	40°	40°	36°	32°	29°	29°
Pressure, inHg	29.97	29.97	29.97	29.97	29.97	29.97	29.97	29.97	29.97	29.97	29.97	29.97
Wind, mph	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6	4.6
Humidity, %	73%	73%	73%	73%	73%	73%	73%	73%	73%	73%	73%	73%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	—	—	—	—	—	—	—	—

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	30°	22°	25°	28°	28°	29°	29°	29°	27°	25°	24°	23°
Feels like	30°	13°	15°	16°	17°	18°	18°	19°	19°	19°	17°	15°
Pressure, inHg	30.47	30.47	30.47	30.47	30.47	30.47	30.47	30.47	30.47	30.47	30.47	30.47
Wind, mph	7	7	7	7	7	7	7	7	7	7	7	7
Humidity, %	84%	84%	84%	84%	84%	84%	84%	84%	84%	84%	84%	84%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	—	—	—	—	—	—	—	—

See detailed hourly forecast

Sun and moon today

Day length — 10 h 33 min

Sunrise — 07:45

Sunset — 18:18

Sunrise and sunset in local time

Waxing gibbous, 86%

Sunrise — —

Sunset — —

Lewistown, MT climate by month

The annual average temperature in Lewistown, MT is 44°. The warmest month is July (average high 79.5°), and the coldest is January (average low 13.7°). About 22.5 inches of precipitation fall per year, most of it in May (3.6 in). Figures are 60-year climate normals and records from 66 years of observations.

Month	High	Low	Precipitation	Wet days	Record high	Record low
January	31.2°	13.7°	1.2 in	8	62.2° (2024)	-39.5° (1996)
February	34°	15.9°	1.0 in	7	65.1° (1992)	-39.8° (1996)
March	42.4°	23.2°	1.5 in	9	71.6° (2025)	-30.8° (1960)
April	51°	30.9°	2.6 in	12	80.2° (1980)	-6.9° (2002)
May	61°	40.4°	3.6 in	14	86.4° (1980)	4.3° (1967)
June	70°	49.1°	3.1 in	13	97.9° (2021)	27.1° (1969)
July	79.5°	56.1°	1.7 in	8	100° (2007)	36.3° (1972)
August	78.9°	55.6°	1.7 in	7	99.5° (2018)	31.6° (1992)
September	68.8°	47.1°	1.8 in	7	98.6° (2022)	10° (1965)
October	55.4°	36.1°	1.7 in	8	87.4° (2011)	-16.4° (1991)
November	41.7°	24.9°	1.2 in	7	70° (1999)	-27° (1985)
December	32.4°	16.1°	1.3 in	8	62.6° (2021)	-47.2° (1983)