Ashton, Idaho Climate
United States
Pop. 1,051 Elev. 1,604 m / 5,263 ft
TZ: America/Boise (UTC-6) ·
Ashton has harsh winters with January lows averaging 8°F (-13°C), and mild summers with July highs of 84°F (29°C). Rain falls on about 18 days per year (12.9 in / 328 mm total), with snow on 14 days and 90 in (2288 mm) of annual accumulation. The city averages 172 sunny days per year. Nearby lake water reaches 56°F (13°C) in summer.
| Temperature | 84°F (29°C) high | 8°F (-13°C) low |
| Feels like | 81°F (27°C) high | 8°F (-13°C) low |
| Rain | 18 days | 12.9 in (328 mm) /yr |
| Snow | 14 days | 90.1 in (2288 mm) /yr |
| Sky | 172 sunny | 12 stormy |
| Wind | 2.3 mph (1.0 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Jun, Jul, Sep
Sky & Air by Month
Cloud cover (%)
45
Jan 72
Feb 62
Mar 47
Apr 43
May 33
Jun 25
Jul 34
Aug 33
Sep 44
Oct 58
Nov 65
Dec Humidity (%)
79
Jan 80
Feb 69
Mar 62
Apr 60
May 48
Jun 39
Jul 41
Aug 54
Sep 70
Oct 71
Nov 76
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 46 mi Yellowstone Airport (WYS)
Ski resort 31 mi Kelly Canyon Ski Resort
National park 36 mi John D. Rockefeller, Jr. Memorial Parkway
Mountain peak
(6,444 ft) 7 mi Snake River Butte
Hospital 23 mi Madison Memorial Hospital
Hiking trail 41 mi Teton Crest Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 24°F -5°C | 8°F -13°C | 0.0 in 0 mm | 13.5 in342 mm | 15 |
| February | 33°F 0°C | 21°F -6°C | 0.4 in 10 mm | 34.3 in871 mm | 4 |
| March | 44°F 7°C | 29°F -2°C | 0.4 in 11 mm | 14.1 in359 mm | 8 |
| April | 54°F 12°C | 31°F -1°C | 1.1 in 27 mm | 2.9 in73 mm | 14 |
| May | 66°F 19°C | 40°F 5°C | 2.1 in 55 mm | 0.7 in17 mm | 16 |
| June | 75°F 24°C | 46°F 8°C | 0.5 in 11 mm | 0.2 in6 mm | 19 |
| July | 84°F 29°C | 53°F 12°C | 0.4 in 11 mm | — | 26 |
| August | 82°F 28°C | 52°F 11°C | 1.7 in 44 mm | — | 21 |
| September | 74°F 23°C | 46°F 8°C | 0.9 in 24 mm | — | 17 |
| October | 54°F 12°C | 34°F 1°C | 2.4 in 60 mm | 3.4 in86 mm | 14 |
| November | 46°F 8°C | 31°F 0°C | 0.6 in 16 mm | 1.7 in42 mm | 9 |
| December | 39°F 4°C | 26°F -3°C | 2.3 in 59 mm | 19.4 in491 mm | 9 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 15 | 0 |
| February | 4 | 0 |
| March | 8 | 0 |
| April | 14 | 0 |
| May | 16 | 3 |
| June | 19 | 0 |
| July | 26 | 0 |
| August | 21 | 2 |
| September | 17 | 1 |
| October | 14 | 3 |
| November | 9 | 0 |
| December | 9 | 3 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 32°F 0°C |
| April | 32°F 0°C |
| May | 34°F 1°C |
| June | 39°F 4°C |
| July | 47°F 8°C |
| August | 55°F 13°C |
| September | 56°F 13°C |
| October | 48°F 9°C |
| November | 41°F 5°C |
| December | 35°F 2°C |