Gallup weather by month & the best time to visit
United States · small town · semi-arid climate

The best time to visit Gallup is June — its sunniest month (Sunshine Score 99/100), with May and September close behind. Gallup averages about 3,620 hours of sunshine a year. Daytime highs around 31°C / 88°F and roughly 8 mm of rain in June.
When is the best time to visit Gallup?
For sunshine, the best time to visit Gallup is June, then May and September. The dullest month is January (0/100, 21 mm of rain). The full month-by-month picture is in the table below.
How sunny is Gallup?
Gallup is one of the sunniest places on Earth: about 3,620 hours of sunshine a year. 99 Sunshine Score points separate June (99) from January (0), so the month you pick matters. It ranks #20 of 580 destinations in United States for annual sunshine, above the national median of 2,279 hours. Rain has a clear season: the wettest stretch, around August, carries about 47% of the annual 279 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | 6° / 43°F | -5° / 23°F | 21 mm | 3 |
| February | 0 | 8° / 46°F | -4° / 25°F | 19 mm | 5 |
| March | 49 | 14° / 57°F | -1° / 30°F | 14 mm | 7 |
| April | 89 | 19° / 66°F | 2° / 36°F | 14 mm | 9 |
| May | 97 | 24° / 75°F | 7° / 45°F | 14 mm | 10 |
| June | 99 | 31° / 88°F | 14° / 57°F | 8 mm | 11 |
| July | 91 | 31° / 88°F | 17° / 63°F | 51 mm | 11 |
| August | 92 | 29° / 84°F | 15° / 59°F | 46 mm | 10 |
| September | 94 | 26° / 79°F | 11° / 52°F | 34 mm | 8 |
| October | 88 | 19° / 66°F | 4° / 39°F | 20 mm | 6 |
| November | 32 | 12° / 54°F | -2° / 28°F | 17 mm | 4 |
| December | 0 | 6° / 43°F | -5° / 23°F | 21 mm | 3 |
Nearest destinations
Gallup: questions and answers
What kind of destination is Gallup?
Gallup is a small town in United States at 1,970 m elevation with a semi-arid climate.
How many hours of sunshine does Gallup get a year?
Gallup gets about 3,620 hours of sunshine a year, at its best around June.
When is the best time to visit Gallup?
The sunniest time to visit Gallup is June, when the Sunshine Score peaks at 99/100 (with May and September close behind). Expect daytime highs around 31°C / 88°F.
What is the least sunny month in Gallup?
January is the least sunny month in Gallup, scoring 0/100 with about 21 mm of rain.
How strong is the sun in Gallup?
The typical midday UV index in Gallup peaks around 11 (extreme) in June, easing to about 3 (moderate) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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