Photo: David Jordan at English Wikipedia · CC BY-SA 3.0Kerman reaches 100° on about 22 days a year, more than 96% of U.S. towns
A typical July afternoon reaches 97°, a January night drops to 39°, and snow is almost unheard of.
A year in Kerman at a glance
Each month’s typical high and low, and what it brings.
What stands out about Kerman’s climate
Compared with towns across the U.S., with Kerman’s place in California beside it.
What a year in Kerman feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 281 frost-free days a year
In half of years the last 32° night comes by February 18 and the first by November 27. Frost and day counts come from NOAA’s station at Madera, CA, 16 miles from the town’s center, at about the same height.
The 2023 USDA map puts Kerman’s center in zone 9a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 24°. 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
January is the wettest month and July the driest. Rain falls on about 47 days a year. Snow is rare: about 0.0" in a normal year at Fresno Yosemite International Airport, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Kerman
61% of the work is heating. Months averaging under 55° run from November through February.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Madera, CA.
Living with Kerman’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
281 frost-free days in zone 9a. The last frost comes by Feb 18 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Nov 27.
Months with highs of 62–84° and lows of 40° or more: February, March, April, May, October and November. 1.2 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Kerman from natural hazards, earthquakes are the largest share (55%); heat waves, cold waves, winter storms and ice storms together are 2%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Kerman and similar climates
TownRatings has no climate map of the towns around Kerman yet.
Climates most like Kerman’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 |
|---|---|---|---|---|
| Kerman, CA | 39° | 97° | 9" | 0.0" |
| Green Valley, AZ | 36° | 97° | 13" | 0.1" |
| Canutillo, TX | 32° | 96° | 9" | 0.0" |
| Anthony, NM | 31° | 96° | 9" | 0.0" |
| Ivins, UT | 32° | 100° | 11" | 1.2" |
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
Warmer than it used to be
The last 30 years in Kerman averaged 1.8° warmer than the 1900s. The biggest change is in January (+2.5°).
A bigger shift than in 78% 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 Kerman compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Kerman’s place among California’s.
Kerman weather by month
Highs, lows and precipitation from NOAA’s grid at Kerman’s center; snow, wet days and snow on the ground from Fresno Yosemite International Airport. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 56° | 39° | 1.9" | 0.0" | 8 | 0 | 42° – 52° |
| February | 62° | 42° | 1.6" | 0.0" | 9 | 0 | 49° – 57° |
| March | 69° | 45° | 1.6" | 0.0" | 7 | 0 | 50° – 63° |
| April | 75° | 48° | 0.8" | 0.0" | 5 | 0 | 57° – 66° |
| May | 84° | 54° | 0.4" | 0.0" | 3 | 0 | 61° – 76° |
| June | 92° | 60° | 0.1" | 0.0" | 1 | 0 | 71° – 80° |
| July | 97° | 65° | 0.0" | 0.0" | 0 | 0 | 77° – 85° |
| August | 96° | 64° | 0.0" | 0.0" | 0 | 0 | 76° – 84° |
| September | 91° | 60° | 0.1" | 0.0" | 1 | 0 | 71° – 78° |
| October | 80° | 51° | 0.5" | 0.0" | 2 | 0 | 62° – 70° |
| November | 66° | 43° | 0.7" | 0.0" | 5 | 0 | 47° – 59° |
| December | 56° | 38° | 1.4" | 0.0" | 7 | 0 | 43° – 52° |
| Year | 77° | 51° | 9.1" | 0.0" | 47 | 0 |
How much a month can swing
A normal is an average. May swings the most: from 1991 to 2020 its average ranged from 61° to 76°. September is the most reliable, staying within 7°.
Where Kerman’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 Kerman’s center.
- Snow: Fresno Yosemite International Airport.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Madera, CA, 16 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 Kerman’s climate
What is the weather like in Kerman?
A typical July afternoon reaches 97°, a January night drops to 39°, and snow is almost unheard of. Milder January nights than 87% of U.S. towns; hotter July afternoons than 98% of U.S. towns.
How cold does it get in Kerman in winter?
December nights average 38°. About 26 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 43°.
How much snow does Kerman get?
About 0.0 inches in a normal winter at Fresno Yosemite International Airport, so most winters see none.
How hot does it get in Kerman?
July, with a typical high of 97° and a low of 65°. About 100 days a year reach 90° and 22 reach 100° (Madera, CA).
When is the first and last frost in Kerman?
In half of years the last spring frost (32°) comes by February 18 and the first fall frost by November 27, about 281 frost-free days, at Madera, CA.
What growing zone is Kerman in?
Zone 9a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 24°.
What is the best time of year to visit Kerman?
By one simple rule (highs of 62–84° and lows of 40° or more), February, March, April, May, October and November. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Kerman getting warmer?
Yes: 1991–2020 averaged 1.8° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 78% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Kerman.
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.