Montana UV Index by City
Montana’s cities stretch from Lakeview at 44.6°N up to Sweet Grass at 49.0°N — the latitude band that sets how high the midday sun climbs and how fast unprotected skin burns. Each city page below leads with today’s UV index and burn-time verdict on the EPA five-band scale.
All cities in Montana
- Billings129,267
- Missoula90,522
- Great Falls68,580
- Bozeman62,258
- Butte35,052
- Helena33,639
- Kalispell28,504
- Belgrade11,872
- Evergreen9,611
- Anaconda9,597
- Havre9,258
- Helena Valley Southeast9,108
- Livingston8,780
- Whitefish8,749
- Miles City8,407
- Helena Valley West Central8,056
- Laurel7,215
- Lockwood7,181
- Sidney6,171
- Lewistown6,087
- Four Corners5,791
- Columbia Falls5,615
- Orchard Homes5,588
- Bigfork5,565
- Polson5,428
- Helena Valley Northwest5,183
- Hamilton5,101
- Glendive4,810
- Helena Valley Northeast4,659
- Lolo4,314
- Malmstrom AFB4,302
- Dillon4,085
- Hardin3,742
- Shelby3,216
- Glasgow3,190
- North Browning3,144
- Montana City3,092
- Libby3,042
- Cut Bank3,028
- Deer Lodge3,021
- Conrad2,618
- Wolf Point2,602
- Red Lodge2,502
- Big Sky2,445
- Lakeside2,386
- Manhattan2,288
- Crow Agency2,192
- Stevensville2,130
- West Glendive2,121
- Colstrip2,101
- Malta2,100
- East Missoula2,099
- Roundup2,003
- Columbus2,003
- Ronan2,001
- King Arthur Park1,992
- Townsend1,967
- Frenchtown1,927
- Three Forks1,919
- Clancy1,874
- Lame Deer1,872
- Eureka1,840
- Forsyth1,728
- East Helena1,702
- Wheatland1,661
- Plentywood1,654
- Pablo1,632
- Big Timber1,611
- Bonner-West Riverside1,563
- South Browning1,538
- Thompson Falls1,500
- Seeley Lake1,496
- Baker1,489
- Choteau1,479
- West Yellowstone1,474
- Fort Benton1,474
- Helena West Side1,417
- Chinook1,353
- Boulder1,284
- Somers1,280
- Corvallis1,227
- Fort Belknap Agency1,227
- Plains1,195
- Sun Prairie1,171
- Churchill1,167
- Whitehall1,156
- Pray1,129
- Harlowton1,058
- Wye1,055
- Clinton1,040
- Marion1,037
- Hays1,009
- Rocky Boy West1,007
- Vaughn1,002
- White Haven978
- St. Ignatius977
- Fairview971
- Ashland959
- White Sulphur Springs957
- Ponderosa Pines950
- Browning943
- Gallatin Gateway933
- Absarokee926
- Florence923
- Lincoln908
- Ulm900
- Superior896
- Havre North890
- Troy871
- Sheridan869
- Victor867
- Scobey861
- Helena Flats857
- Woods Bay835
- Pinesdale833
- Harlem822
- Arlee812
- Pioneer Junction798
- Bridger788
- Big Sandy784
- Black Eagle781
- Ennis777
- Park City764
- Fairfield759
- Philipsburg754
- Chester749
- Spokane Creek740
- Walkerville733
- Muddy724
- Trego692
- Batavia690
- Carlton682
- Hungry Horse679
- Wibaux672
- Gardiner647
- Poplar635
- South Hills620
- Joliet613
- Riverbend592
- The Silos579
- Alberton573
- Valier573
- Cascade572
- Busby569
- Culbertson567
- Belt559
- Hot Springs557
- Turah543
- Terry537
- Lindisfarne533
- Jefferson City533
- Darby527
- Heart Butte521
- Circle514
- Pryor497
- West Kootenai494
- Lewistown Heights488
- Wyola481
- Finley Point479
- Evaro466
- Kerr463
- Broadus459
- Huntley455
- Coram452
- Brockton439
- Fromberg438
- Lodge Grass429
- Worden416
- Unionville412
- St. Regis406
- Azure406
- Glacier Colony404
- St. Pierre394
- Frazer387
- Piltzville383
- Kila373
- Toston368
- Twin Creeks361
- Shepherd353
- Basin352
- Fortine351
- Rockvale350
- Martin City342
- Clyde Park341
- Klein340
- Beaver Creek340
- Sangrey339
- Simms334
- Bainville334
- New Miami Colony330
- Heron328
- Froid324
- Emigrant322
- Jordan321
- Condon320
- Geraldine317
- Savage316
- Forest Hill Village315
- Rudyard312
- Rader Creek310
- Parker School307
- St. Marie306
- Charlo306
- Sunburst301
- Yaak293
- Westby290
- Elmo290
- Dixon281
- Fort Peck280
- Nashua279
- Drummond277
- Boneau277
- Ekalaka276
- Kings Point274
- Ryegate273
- East Glacier Park Village271
- Dutton268
- Stanford268
- Joplin265
- West Glacier263
- Winifred263
- Ballantine262
- Trout Creek252
- Hysham251
- Bull Lake247
- Hillside Colony245
- Richey238
- Starr School235
- Hinsdale233
- Belfry231
- Happys Inn229
- Saddle Butte225
- Moore224
- Babb223
- Bear Dance220
- Lima218
- Jette218
- Power217
- Gildford217
- Medicine Lake213
- Swan Lake211
- Plevna209
- Noxon209
- Fort Shaw207
- Corwin Springs207
- Highwood205
- Winnett204
- Wilsall203
- Maxville203
- McAllister202
- Twin Bridges201
- Custer199
- Denton193
- Saint Mary193
- Riverview Colony192
- Roberts191
- Big Arm190
- Crane187
- Springhill187
- York182
- Sedan182
- Elliston182
- Willow Creek181
- Wineglass176
- South Glastonbury175
- Broadview175
- Avon173
- Craig172
- Lodge Pole170
- Augusta165
- Charlos Heights163
- Hobson160
- Marysville160
- Gibson Flats158
- Greycliff158
- Olney158
- Turner Colony157
- Little Bitterroot Lake156
- Stockett155
- Dodson153
- Rocky Point151
- Fox Lake149
- Conner147
- Weeksville147
- Reed Point147
- Ravalli146
- Montaqua145
- Sylvanite145
- West Havre143
- Fallon142
- Judith Gap140
- Saco140
- Camp Three139
- Pleasant Valley Colony137
- Huson136
- Rexford134
- Lavina134
- Sand Coulee134
- Tracy133
- Pine Creek132
- Herron132
- Amsterdam130
- Old Agency129
- Virginia City129
- Roy129
- Gallatin River Ranch127
- Dupuyer127
- Hingham127
- Camrose Colony126
- Grass Range125
- Lonepine122
- Birch Creek Colony121
- Rocky Boy's Agency120
- Rimini118
- Brandon115
- Rollins115
- Silver Gate114
- Logan111
- New Rockport Colony110
- Rhodes110
- Wisdom110
- Kevin108
- Cyr108
- Box Elder106
- Garrison106
- Whitewater105
- Little Browning102
- Brady101
- Harrison95
- Argenta94
- Alder92
- Silver Star89
- Fishtail89
- Dayton88
- Bearcreek88
- Acton87
- Opheim86
- Martinsdale86
- Cooke City86
- Hebgen Lake Estates85
- Nye85
- Blackfoot85
- Windham84
- Vida83
- Essex82
- Winston81
- Melstone80
- Lake Mary Ronan80
- Fox80
- Niarada79
- Fort Smith78
- Pony78
- Flaxville77
- Paradise76
- Maverick Mountain73
- Loma73
- Sun River72
- Kremlin71
- Snowslip71
- Sweet Grass70
- Rapelje69
- Turner69
- Miller Colony67
- North Harlem Colony67
- Rockport Colony66
- Big Sky Colony66
- Geyser66
- Hardy64
- Hall64
- Nibbe62
- Jackson61
- Coffee Creek61
- Jeffers60
- Edgar60
- Carter60
- Gildford Colony59
- Kicking Horse59
- Mountain View Colony55
- St. Xavier55
- Helmville55
- Turtle Lake55
- Raynesford54
- Zortman52
- Outlook51
- Ovando49
- Pinnacle48
- Twin Hills Colony48
- Glendale Colony48
- Luther46
- Warm Spring Creek46
- Rosebud45
- Big Stone Colony45
- Seville Colony44
- Eagle Creek Colony44
- Cascade Colony44
- Jardine43
- Pondera Colony42
- Springwater Colony42
- Biddle41
- De Borgia40
- Milford Colony40
- Neihart39
- Rimrock Colony39
- Inverness39
- Zurich38
- King Ranch Colony38
- Musselshell36
- Shawmut36
- Radersburg35
- Camas34
- Deerfield Colony34
- Elkhorn34
- Lakeview32
- Belknap32
- Hidden Lake Colony32
- Loring Colony31
- Grant31
- Sage Creek Colony30
- Wise River30
- Cardwell30
- Hartland Colony29
- Square Butte28
- Homestead27
- Pompeys Pillar27
- Canyon Creek27
- Spring Creek Colony27
- Golden Valley Colony27
- Midway Colony26
- Haugan26
- Dewey26
- Riceville26
- Dell24
- Whitetail23
- Centerville23
- Monarch22
- Landusky21
- Santa Rita21
- Kilby Butte Colony20
- Hilldale Colony20
- Glen20
- Reserve19
- Floweree18
- Saltese17
- Norris17
- Moccasin17
- Birney17
- Springdale Colony17
- Bynum15
- Mammoth15
- Utica14
- Polebridge14
- Pendroy13
- Alzada13
- Gilman12
- Wolf Creek12
- Twodot11
- Sapphire Ridge11
- Lindsay9
- Boyd9
- Sleeping Buffalo9
- Bloomfield9
- Sula9
- Whitlash8
- Ayers Ranch Colony8
- Danvers6
- Kingsbury Colony5
- Hogeland5
- Silesia5
- Roscoe5
- Redstone4
- Goldcreek3
- Springdale2
- Ismay1
- Brockway0
- Indian Springs0
- Zenith Colony0
- Flat Willow Colony0
- Potomac0
- Racetrack0
- Peerless0
- Sunnybrook Colony0
- Surprise Creek Colony0
- East End Colony0
- Duncan Ranch Colony0
- East Malta Colony0
- Laredo0
- Prairie Elk Colony0
- Brooks0
- Hilger0
- Fords Creek Colony0
- Forty Mile Colony0
- Fair Haven Colony0
- Antelope0
- Horizon Colony0
- Stryker0