March · United States
Best time to visit Phoenix in March Weather, crowds & prices
Weather in Phoenix in March
Average temperature 16°C, 41 mm of rain, about 25 days with 6+ hours of sunshine and 43% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
March score
9.6/10
Ranked #1 of 12 months
- Avg temp
- 16°C
- Rainfall
- 41 mm
- Humidity
- 43%
- Days with 6h+ sun
- 25
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
March in Phoenix scores 9.6/10 for sightseeing and cultural travel - the single best month of the year. Expect around 16°C, 41 mm of rain, and roughly 25 days with 6+ hours of sunshine this month.
Phoenix spreads across the Sonoran desert, with mountain trails, resorts and saguaro forests around it.
March: the best month of the year in Phoenix
Temperatures hover around 16°C (60°F) — the kind of month where neither heat nor cold forces the schedule.
With around 41 mm of rain, any showers tend to pass through rather than settle in; about 25 days with 6+ hours of sunshine and 11.8 hours of daylight fill the rest.
On our climate-comfort scale this is the top-ranked month of the year for Phoenix at 9.6/10 — the reference point every other month on this page is measured against.
Pack layers you can shed by midday plus one warm layer for the evening.
Budget for peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Phoenix in March?
- In March, Phoenix averages 16°C, 41 mm of rain, and about 25 days with 6+ hours of sunshine. Its climate-comfort score is 9.6/10.
- Is March a good time to visit Phoenix?
- March earns a 9.6/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Phoenix in March?
- Expect about 41 mm of rain in March. Average humidity is 43% and there are about 25 days with 6+ hours of sunshine.
Curated in Phoenix
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Phoenix, United States. Live activities and tours from GetYourGuide, matched to this destination.