Twin Falls weather by month & the best time to visit
🇺🇸 United States · alpine / mountain town · Mediterranean climate
The best time to visit Twin Falls is June — its sunniest month (Sunshine Score 93/100), with September and May close behind. Twin Falls averages about 3,018 hours of sunshine a year. Daytime highs around 28°C / 82°F and roughly 21 mm of rain in June.
Jump to: month-by-month table · nearby alternatives · embed this data
- Sun hours / year
- 3,018
- Sunniest month
- June
- Peak score
- 93/100
- Rain / year
- 384 mm
- Snow / year
- ≈68 cm
- Midday UV at peak
- 9 (very high)
- Population
- 47k
- Elevation
- 1,259 m
When is the best time to visit Twin Falls?
For sunshine, the best time to visit Twin Falls is June, then September and May. The dullest month is January (0/100, 42 mm of rain). The full month-by-month picture is in the table below.
How sunny is Twin Falls?
Twin Falls is one of the sunniest places on Earth: about 3,018 hours of sunshine a year. 93 Sunshine Score points separate June (93) from January (0), so the month you pick matters. It ranks #83 of 580 destinations in United States for annual sunshine, above the national median of 2,279 hours. The year's 384 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | 3° / 37°F | -6° / 21°F | 42 mm | 1 |
| February | 0 | 5° / 41°F | -5° / 23°F | 31 mm | 2 |
| March | 22 | 11° / 52°F | -1° / 30°F | 40 mm | 4 |
| April | 52 | 15° / 59°F | 1° / 34°F | 44 mm | 6 |
| May | 89 | 21° / 70°F | 6° / 43°F | 45 mm | 7 |
| June | 93 | 28° / 82°F | 11° / 52°F | 21 mm | 9 |
| July | 66 | 35° / 95°F | 18° / 64°F | 11 mm | 9 |
| August | 85 | 33° / 91°F | 16° / 61°F | 14 mm | 8 |
| September | 93 | 26° / 79°F | 11° / 52°F | 19 mm | 6 |
| October | 69 | 17° / 63°F | 4° / 39°F | 29 mm | 4 |
| November | 8 | 9° / 48°F | -2° / 28°F | 34 mm | 2 |
| December | 0 | 3° / 37°F | -6° / 21°F | 54 mm | 1 |
See Twin Falls on the interactive sunshine globe →
Nearby places for sunshine
- Boise United States · 185 km · best in Sep · 2,989 h sun/yr
- Idaho Falls United States · 228 km · best in Jul · 2,995 h sun/yr
- Salt Lake City United States · 281 km · best in Aug · 3,123 h sun/yr
- Jackson Hole United States · 329 km · best in Jul · 2,836 h sun/yr
- Provo United States · 341 km · best in Jun · 3,122 h sun/yr
- Bozeman United States · 453 km · best in Jul · 2,641 h sun/yr
Nearest destinations
- Hailey United States · 115 km · 3,068 h sun/yr · best in Jul
- Pocatello United States · 162 km · 2,918 h sun/yr · best in Aug
- Elko United States · 214 km · 3,150 h sun/yr · best in Aug
- Ogden United States · 250 km · 2,944 h sun/yr · best in Aug
Put the Twin Falls sunshine badge on your site
A compact badge showing Twin Falls's sunshine at a glance — free to embed under CC BY 4.0. Paste this wherever you'd like it to appear:
Live preview — this is exactly what your readers see: