Mesa weather by month & the best time to visit
United States · city break · hot desert climate
The best time to visit Mesa is April — its sunniest month (Sunshine Score 99/100), with October and November close behind. Mesa averages about 3,778 hours of sunshine a year. Daytime highs around 29°C / 84°F and roughly 8 mm of rain in April.
When is the best time to visit Mesa?
For sunshine, the best time to visit Mesa is April, then October and November. The dullest month is July (9/100, 33 mm of rain). The full month-by-month picture is in the table below.
How sunny is Mesa?
Mesa is one of the sunniest places on Earth: about 3,778 hours of sunshine a year. 90 Sunshine Score points separate April (99) from July (9), so the month you pick matters. It ranks #8 of 580 destinations in United States for annual sunshine, above the national median of 2,279 hours. The year's 254 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 | 86 | 19° / 66°F | 5° / 41°F | 33 mm | 3 |
| February | 94 | 21° / 70°F | 6° / 43°F | 32 mm | 5 |
| March | 96 | 25° / 77°F | 9° / 48°F | 21 mm | 7 |
| April | 99 | 29° / 84°F | 13° / 55°F | 8 mm | 8 |
| May | 69 | 35° / 95°F | 18° / 64°F | 6 mm | 9 |
| June | 10 | 41° / 106°F | 24° / 75°F | 2 mm | 10 |
| July | 9 | 41° / 106°F | 28° / 82°F | 33 mm | 10 |
| August | 19 | 40° / 104°F | 27° / 81°F | 33 mm | 10 |
| September | 38 | 38° / 100°F | 23° / 73°F | 22 mm | 8 |
| October | 97 | 31° / 88°F | 16° / 61°F | 14 mm | 6 |
| November | 97 | 24° / 75°F | 10° / 50°F | 19 mm | 4 |
| December | 79 | 18° / 64°F | 5° / 41°F | 31 mm | 3 |
Nearest destinations
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Head-to-head
How Mesa compares month by month: Mesa vs Phoenix · Mesa vs Tucson · Mesa vs Grand Canyon - Tusayan · all comparisons
Mesa: questions and answers
What kind of destination is Mesa?
Mesa is a city break in United States at 414 m elevation with a hot desert climate.
How many hours of sunshine does Mesa get a year?
Mesa gets about 3,778 hours of sunshine a year, at its best around April.
When is the best time to visit Mesa?
The sunniest time to visit Mesa is April, when the Sunshine Score peaks at 99/100 (with October and November close behind). Expect daytime highs around 29°C / 84°F.
What is the least sunny month in Mesa?
July is the least sunny month in Mesa, scoring 9/100 with about 33 mm of rain.
How strong is the sun in Mesa?
The typical midday UV index in Mesa peaks around 10 (very high) 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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