As of 08:34 MDT

Weather in Lewistown, MT

30°

Lewistown, Tuesday, 13 October, 08:34

Mostly clear. Feels like 30°. High 44°, low 27°.

Pressure30.03 inHg

Wind0.7 mph SE

Humidity92%

Visibility2.1 mi

Dew point28°

Tue, 13October

44°/27°

Wed, 14October

53°/27°

Thu, 15October

49°/34°

Fri, 16October

69°/32°

Sat, 17October

69°/49°

Sun, 18October

62°/41°

Mon, 19October

67°/42°

	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	39°	30°	29°	28°	31°	30°	36°	44°	44°	40°	34°	31°
Feels like	39°	30°	29°	28°	31°	30°	36°	44°	42°	40°	34°	31°
Pressure, inHg	30.09	30.09	30.09	30.09	30.09	30.03	30.06	30.06	30.09	30.12	30.18	30.21
Wind, mph	1.6	1.6	1.6	1.6	1.6	0.2	1	1.1	1.6	0.6	0.2	0.3
Humidity, %	75%	75%	75%	75%	75%	90%	81%	64%	63%	73%	88%	94%
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

	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	29°	29°	27°	27°	30°	42°	48°	52°	53°	48°	42°	39°
Feels like	29°	25°	27°	27°	27°	42°	48°	49°	50°	48°	40°	39°
Pressure, inHg	30.21	30.18	30.18	30.12	30.09	30.12	30.09	30.06	30.03	30.09	30.15	30.24
Wind, mph	0.9	1.4	1.3	1.3	1.6	0.1	0.9	1.4	1.4	1	1.5	1.3
Humidity, %	94%	95%	95%	93%	91%	65%	52%	44%	44%	62%	69%	76%
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	38°	36°	37°	36°	35°	40°	44°	47°	49°	45°	38°	36°
Feels like	38°	36°	37°	36°	35°	35°	40°	45°	49°	45°	35°	31°
Pressure, inHg	30.33	30.39	30.47	30.56	30.65	30.71	30.71	30.68	30.65	30.65	30.65	30.65
Wind, mph	0.8	0.6	0.3	1.3	1.3	3.1	2.6	2.5	1.4	0.6	1.6	2.7
Humidity, %	79%	82%	81%	86%	92%	71%	59%	51%	49%	60%	76%	80%
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	34°	32°	33°	38°	43°	55°	64°	68°	68°	58°	52°	50°
Feels like	28°	26°	33°	38°	43°	52°	61°	66°	66°	55°	49°	48°
Pressure, inHg	30.62	30.59	30.53	30.45	30.42	30.36	30.30	30.24	30.18	30.18	30.15	30.12
Wind, mph	3	2.6	1.3	1.3	1.3	2.3	3.3	3.9	3.4	2.6	2.3	2.1
Humidity, %	88%	95%	89%	73%	60%	40%	30%	26%	28%	40%	44%	46%
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	50°	50°	49°	49°	51°	60°	65°	67°	64°	61°	58°	55°
Feels like	49°	49°	49°	49°	48°	58°	63°	64°	61°	58°	56°	53°
Pressure, inHg	30.09	30.03	30.00	29.97	29.97	29.91	29.91	29.91	29.91	29.91	29.91	29.91
Wind, mph	1.7	1.4	1.2	0.9	1.5	5.6	5.6	5.6	5.6	5.6	5.6	5.6
Humidity, %	45%	46%	46%	46%	45%	25%	25%	25%	25%	25%	25%	25%
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	—	—	—	—	—	—	—

	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	57°	43°	42°	41°	46°	50°	54°	56°	56°	56°	54°	50°
Feels like	57°	42°	41°	41°	45°	48°	52°	54°	54°	54°	52°	48°
Pressure, inHg	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00	30.00
Wind, mph	1.9	1.9	1.9	1.9	1.9	1.9	1.9	1.9	1.9	1.9	1.9	1.9
Humidity, %	45%	45%	45%	45%	45%	45%	45%	45%	45%	45%	45%	45%
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	66°	53°	48°	43°	50°	56°	63°	65°	63°	60°	58°	57°
Feels like	66°	50°	46°	41°	47°	54°	60°	62°	60°	58°	56°	54°
Pressure, inHg	29.62	29.62	29.62	29.62	29.62	29.62	29.62	29.62	29.62	29.62	29.62	29.62
Wind, mph	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3	4.3
Humidity, %	25%	25%	25%	25%	25%	25%	25%	25%	25%	25%	25%	25%
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 — 11 h 2 min

Sunrise — 07:32

Sunset — 18:34

Sunrise and sunset in local time

Waxing crescent, 5%

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)