Climate Mackay - Idaho

	JanJa	FebFe	MarMa	AprAp	MayMa	JunJu
Average high in ºF Av. high Hi	29	33	43	54	64	72
Average low in ºF Av. low Lo	7	10	21	28	36	42
Av. precipitation in inch Av. precip. Pre.	0.80	0.45	0.71	0.80	1.18	1.46

	JulJu	AugAu	SepSe	OctOc	NovNo	DecDe
Average high in ºF Av. high Hi	82	81	71	57	40	28
Average low in ºF Av. low Lo	48	46	38	29	18	8
Av. precipitation in inch Av. precip. Pre.	0.94	0.74	0.57	0.71	0.59	0.84

Mackay experiences a humid continental climate, marked by very large seasonal temperature contrasts. Summers are warm, while winters are very cold due to the inland and high-elevation location. The area is very dry overall, with precipitation spread relatively evenly throughout the year, though summers tend to be wetter.

Mackay Climate Graph - Idaho Climate Chart

Climograph Mackay on your website

Daily normals Mackay - Idaho - January

Day	High ºF	Low ºF	Prec/mo inch	Prec/yr inch
1 Jan	27.3	6.8	0.04	0.04
2 Jan	27.4	6.8	0.08	0.08
3 Jan	27.5	6.9	0.12	0.12
4 Jan	27.6	6.9	0.12	0.12
5 Jan	27.7	7.0	0.16	0.16
6 Jan	27.8	7.0	0.20	0.20
7 Jan	27.9	7.1	0.24	0.24
8 Jan	28.0	7.1	0.24	0.24
9 Jan	28.1	7.2	0.28	0.28
10 Jan	28.2	7.2	0.31	0.31
11 Jan	28.3	7.2	0.35	0.35
12 Jan	28.4	7.3	0.39	0.39
13 Jan	28.5	7.3	0.39	0.39
14 Jan	28.6	7.3	0.43	0.43
15 Jan	28.7	7.4	0.47	0.47
16 Jan	28.8	7.4	0.47	0.47
17 Jan	28.8	7.4	0.51	0.51
18 Jan	28.9	7.4	0.55	0.55
19 Jan	29.0	7.4	0.55	0.55
20 Jan	29.1	7.4	0.59	0.59
21 Jan	29.1	7.5	0.59	0.59
22 Jan	29.2	7.5	0.63	0.63
23 Jan	29.3	7.5	0.67	0.67
24 Jan	29.4	7.5	0.67	0.67
25 Jan	29.4	7.5	0.71	0.71
26 Jan	29.5	7.5	0.71	0.71
27 Jan	29.6	7.5	0.75	0.75
28 Jan	29.7	7.6	0.75	0.75
29 Jan	29.8	7.6	0.75	0.75
30 Jan	29.9	7.6	0.79	0.79
31 Jan	30.0	7.7	0.79	0.79

Weather history Mackay - June 2026

Day	High ºF	Low ºF	Precip. inch	Snow inch	Snow d. inch
01 Jun	64.9	48.0	0.10	0.00	0.0
02 Jun	71.1	43.0	0.01	0.00	0.0
03 Jun	75.9	45.0	0.00	0.00	0.0
04 Jun	75.9	46.9	0.00	0.00	0.0
05 Jun	78.1	46.9	0.00	0.00	0.0
06 Jun	82.0	51.1	0.00	0.00	0.0
07 Jun	78.1	46.9	0.00	0.00	0.0
08 Jun	70.0	39.9	0.00	0.00	0.0
09 Jun	70.0	48.0	T	0.00	0.0
10 Jun	-	-	-	-	-
11 Jun	-	-	-	-	-
12 Jun	77.0	44.1	0.00	0.00	0.0
13 Jun	-	-	-	-	-
14 Jun	-	-	-	-	-
15 Jun	-	-	-	-	-
16 Jun	-	-	-	-	-
17 Jun	-	-	-	-	-
18 Jun	-	-	-	-	-
19 Jun	-	-	-	-	-
20 Jun	-	-	-	-	-
21 Jun	-	-	-	-	-
22 Jun	-	-	-	-	-
23 Jun	-	-	-	-	-
24 Jun	-	-	-	-	-
25 Jun	-	-	-	-	-
26 Jun	-	-	-	-	-
27 Jun	-	-	-	-	-
28 Jun	-	-	-	-	-
29 Jun	-	-	-	-	-
30 Jun	-	-	-	-	-

Past weather Mackay

	Jun 26	Normal
Average high temperature Av. high temp.	74.3 ºF	29 ºF
Average low temperature Av. low temp.	46.0 ºF	7 ºF
Total precipitation Total precip.	0.11 inch	0.80 inch
Total snowfall Total snowfall	0.00 inch	0 inch

Highest max temperature Highest max temp.	82.0 ºF	-
Lowest max temperature Lowest max temp.	64.9 ºF	-
Highest min temperature Highest min temp.	51.1 ºF	-
Lowest min temperature Lowest min temp.	39.9 ºF	-

Past weather June 2026 incomplete - Missing data

Geo Mackay - Idaho


Country	United States
State	Idaho
County	Custer
City	Mackay
Zip Code	83251
Longitude	-113.6 dec. degr.
Latitude	43.91 dec. degr.
Altitude - Elevation	5886ft
ICAO	-
IATA	-

Date and Time Mackay - Idaho


Local Time	11:16 PM
Sunrise	05:49 AM
Sunset	09:20 PM
Day/Night	Night
Timezone	Denver -7:00
Timezone DB	America - Denver

Map of Mackay - Idaho

USGS National Map — Open interactive map

Mackay weather averages


Annual high temperature	55ºF
Annual low temperature	28ºF
Average annual precip.	9.79 inch

Station Data

Monthly averages Mackay
Longitude: -113.602, Latitude: 43.91
Average weather Mackay, ID - 83251

Monthly: 1991-2020 normals
History: 2007-2026

Abbreviations

Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...