Monument Valley records about 208mm of rain across roughly 22 wet days a year, which is a 6% chance on an average day. August is the wettest month at 22mm (11% of the annual total) and June the driest at 2mm. Local rain type: thunderstorms. Monument Valley is high desert — dry most of the year with rare but dramatic summer monsoon thunderstorms that light up the buttes.
Chance of rain on an average day: 6%
Rainfall climatology for Monument Valley. The live hour-by-hour answer for today loads at the top of this page from Open-Meteo and refreshes through the day — the figures below describe a typical year, not today.
Last updated: · Live forecast data refreshes hourly.
| Annual rainfall | 208mm |
| Rain days per year | 22 |
| Odds on an average day | 6% |
| Wettest month | August — 22mm over 4 days |
| Driest month | June — 2mm over 1 days |
| Rain type | thunderstorms |
| Best dry window | September through November offers dry, comfortable conditions with dramatic light. |
| Worst rain window | July and August bring monsoon storms — spectacular but briefly hazardous. |
August delivers 1000% more rain than June (22mm vs 2mm). That gap is the difference between planning around showers and ignoring them.
No single month holds more than 11% of the annual total, so rain in Monument Valley is spread through the year — there is no season you can rely on being dry.
Monument Valley rain arrives in short, heavy bursts — shelter and timing matter more than gear.
Rain falls on about 4 days in August against 1 in June — the frequency swing matters more for planning than the millimetre totals.
Climate normals. Use them to judge whether today's live forecast at the top of the page is typical or unusual for the season.
| Month | Rainfall | Rain days | Chance on a given day | Highs |
|---|---|---|---|---|
| January | 11mm | 2 | 7% | 7°C |
| February | 12mm | 2 | 7% | 7°C |
| March | 12mm | 2 | 7% | 11°C |
| April | 6mm | 1 | 3% | 18°C |
| May | 5mm | 1 | 3% | 25°C |
| June | 2mm | 1 | 3% | 32°C |
| July | 20mm | 3 | 10% | 36°C |
| August | 22mm | 4 | 13% | 36°C |
| September | 12mm | 2 | 7% | 32°C |
| October | 15mm | 3 | 10% | 25°C |
| November | 6mm | 1 | 3% | 18°C |
| December | 8mm | 1 | 3% | 11°C |
Rain probability is the chance that at least 0.2mm falls at your location — not how long it rains. For Monument Valley we combine the hourly probability curve, expected volume in millimetres, and the city's own rainfall record into a single umbrella verdict.
| Factor | Weight | What it measures |
|---|---|---|
| Hourly probability | 40% | Peak and sustained chance of measurable rain across the next 24 hours. |
| Expected volume | 30% | Total millimetres, which separates a passing shower from a genuine soaking. |
| Timing & duration | 20% | When rain starts, when it eases, and the longest continuous dry window. |
| Local rain type | 10% | Drizzle, brief showers, thunderstorms or monsoon — each needs different gear. |
Live hourly values come from Open-Meteo and refresh through the day. Monthly rainfall figures are climate normals, so they describe a typical year rather than a forecast.
Monument Valley records rain on roughly 22 days a year — about a 6% chance on any given day — totalling around 208mm.
August, with about 22mm over 4 rain days. That is 11% of the entire year's rainfall in a single month.
June is the driest month at 2mm across roughly 1 days. September through November offers dry, comfortable conditions with dramatic light.
Monument Valley is high desert — dry most of the year with rare but dramatic summer monsoon thunderstorms that light up the buttes.
No. Probability is the chance that at least 0.2mm of rain falls at your location at some point in the period. Check the expected millimetres alongside it: 40% with 0.4mm is a passing shower, 40% with 12mm is a soaking.