Photo: Marine 69-71 · CC BY-SA 4.0Wittmann reaches 100° on about 92 days a year, more than all but 79 U.S. towns
January mornings start at about 40°. Precipitation is light here, less than falls on 98% of U.S. towns. March has warmed most since 1901–2000, part of a 2.1° rise. The outdoor season runs from January to April and November, with highs of 66–83°.
A year in Wittmann at a glance
Each month’s typical high and low, and what it brings.
What stands out about Wittmann’s climate
Compared with towns across the U.S., with Wittmann’s place in Arizona beside it.
What a year in Wittmann feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 306 frost-free days a year
In half of years the last 32° night comes by February 5 and the first by December 11. Frost and day counts come from NOAA’s station at Wittmann 1se, AZ, 0.2 miles from the town’s center, at about the same height.
The 2023 USDA map puts Wittmann’s center in zone 9b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 27°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 9 inches of rain a year
February is the wettest month and June the driest. Rain falls on about 36 days a year. Snow is rare: about 0.0" in a normal year at Wittmann 1se, AZ, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Wittmann
31% of the work is heating, so air conditioning is the bigger bill. Months averaging under 55°: December and January.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Wittmann 1se, AZ.
Living with Wittmann’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
306 frost-free days in zone 9b. The last frost comes by Feb 5 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Dec 11.
Months with highs of 62–84° and lows of 40° or more: January, February, March, April and November.
Parks & trails →Heat waves are 41% of the yearly building losses FEMA expects in Wittmann from natural hazards, the largest share. Normals are averages; the hazards page covers the extremes.
Natural hazards →Wittmann and its neighbors
Every town next door is within a degree of Wittmann in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Wittmann’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Wittmann, AZ | 40° | 104° | 9" | 0.0" |
| Desert Hot Springs, CA | 42° | 105° | 7" | 0.8" |
| Henderson, NV | 40° | 105° | 5" | 0.2" |
| St. George, UT | 33° | 103° | 8" | 1.2" |
| Eagle Pass, TX | 41° | 98° | 19" | 0.0" |
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
Warmer than it used to be
The last 30 years in Wittmann averaged 2.1° warmer than the 1900s. The biggest change is in March (+2.9°).
A bigger shift than in 93% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Wittmann compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Wittmann’s place among Arizona’s.
Wittmann weather by month
Highs, lows and precipitation from NOAA’s grid at Wittmann’s center; snow, wet days and snow on the ground from Wittmann 1se, AZ. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 66° | 40° | 1.2" | 0.0" | 4 | 0 | 50° – 59° |
| February | 69° | 43° | 1.2" | 0.0" | 4 | 0 | 49° – 62° |
| March | 75° | 47° | 1.1" | 0.0" | 3 | 0 | 55° – 68° |
| April | 83° | 53° | 0.2" | 0.0" | 1 | 0 | 62° – 72° |
| May | 92° | 61° | 0.1" | 0.0" | 1 | 0 | 70° – 81° |
| June | 102° | 70° | 0.0" | 0.0" | 0 | 0 | 80° – 90° |
| July | 104° | 78° | 0.8" | 0.0" | 5 | 0 | 87° – 94° |
| August | 103° | 77° | 1.2" | 0.0" | 5 | 0 | 86° – 94° |
| September | 97° | 70° | 0.9" | 0.0" | 3 | 0 | 80° – 87° |
| October | 86° | 58° | 0.5" | 0.0" | 2 | 0 | 68° – 77° |
| November | 74° | 47° | 0.6" | 0.0" | 2 | 0 | 53° – 67° |
| December | 65° | 39° | 1.1" | 0.0" | 4 | 0 | 49° – 57° |
| Year | 85° | 57° | 8.9" | 0.0" | 36 | 0 |
How much a month can swing
A normal is an average. November swings the most: from 1991 to 2020 its average ranged from 53° to 67°. September is the most reliable, staying within 6°.
Where Wittmann’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Wittmann’s center.
- Snow: Wittmann 1se, AZ (NOAA station in town).
- Frost, freezing nights, 90° and 100° days, heating and cooling: Wittmann 1se, AZ, 0.2 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Wittmann’s climate
What is the weather like in Wittmann?
A typical July afternoon reaches 104°, a January night drops to 40°, and snow is almost unheard of. Milder January nights than 89% of U.S. towns; hotter July afternoons than all but 79 U.S. towns.
How cold does it get in Wittmann in winter?
December nights average 39°. About 13 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 49°.
How much snow does Wittmann get?
About 0.0 inches in a normal winter at Wittmann 1se, AZ, so most winters see none.
How hot does it get in Wittmann?
July, with a typical high of 104° and a low of 78°. About 157 days a year reach 90° and 92 reach 100° (Wittmann 1se, AZ).
When is the first and last frost in Wittmann?
In half of years the last spring frost (32°) comes by February 5 and the first fall frost by December 11, about 306 frost-free days, at Wittmann 1se, AZ.
What growing zone is Wittmann in?
Zone 9b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 27°.
What is the best time of year to visit Wittmann?
By one simple rule (highs of 62–84° and lows of 40° or more), January, February, March, April and November. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Wittmann getting warmer?
Yes: 1991–2020 averaged 2.1° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 93% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Wittmann.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.