Moving from New York City to Phoenix
A climate comparison of two homes: New York to Arizona. The dates below come from the nearest official weather station to each place.
Climate Match
Your last spring frost moves from March 26 to January 8, 77 days earlier.
New York City, NY to Phoenix, AZ
The full comparison
| Measure | From | To | Change |
|---|---|---|---|
| Last spring frost | March 26 | January 8 | 77 days earlier |
| Frost-free season | 244 days | 354 days | 110 days longer |
| Coldest month | 1C in January | 12C in December | 11C warmer |
| Warmest month | 26C in July | 34C in July | 7C hotter |
Moving from New York City to Phoenix reshapes the home year. The coldest month is 11C warmer. Summers get 7C hotter. Your growing season is 110 days longer. Plan on a new rhythm for the house and garden.
What changes about the house
- Coldest month: it is warmer at the destination, though unusual cold can still occur.
- Cooling: hotter peaks make air conditioning or shading more important. Check attic insulation and window sealing so the house does not trap heat.
- Garden: the frost-free season is longer or the last spring frost is earlier. Check both dates when planning crops and succession sowings.
Season by season
Spring starts earlier
Your last spring frost moves from March 26 to January 8, 77 days earlier. Start planting and outdoor prep sooner.
Summers run hotter
The warmest month goes from 26C in July to 34C in July. Air conditioning, shading, and cooling-load planning matter more.
Winter measure suggests milder
Winter coldest month goes from 1C in January to 12C in December. This measure points to a milder season, though unusual cold and ice can still occur.
Tools for both places
Moving from New York City to Phoenix, answered
What is the biggest climate change from New York City to Phoenix?
Your last spring frost moves from March 26 to January 8, 77 days earlier. That is the largest shift in the 30-year climate record.
How are these numbers computed?
From official 30-year climate normals at the nearest station to each place: Laguardia Ap 72503 near New York City and Phoenix Deer Valley Muni Ap near Phoenix. They are planning averages, not forecasts; local microclimates can run a week or two off the station record.
Does the comparison work in reverse?
Yes. Open the comparison tool and swap the two places; the deltas reverse direction but the match score stays the same.
Method and sources
Temperatures and frost dates are from the 30-year climate normals at Laguardia Ap 72503 (near New York City, NY) and Phoenix Deer Valley Muni Ap (near Phoenix, AZ). Canadian data is from Environment and Climate Change Canada; United States data is from NOAA NCEI. These are planning averages, not forecasts. See themethodology page for the full calculation.