Alpaugh reaches 100° on about 38 days a year, more than 98% of U.S. towns
The coldest hours of a January night bottom out at 39° on average. It is a dry place: less rain and snow fall here than on almost every U.S. town. Compared with 1901–2000, the average now sits 1.8° higher. The frost-free window for a garden runs roughly February 15 to November 27.
A year in Alpaugh at a glance
Each month’s typical high and low, and what it brings.
What stands out about Alpaugh’s climate
Compared with towns across the U.S., with Alpaugh’s place in California beside it.
What a year in Alpaugh feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 285 frost-free days a year
In half of years the last 32° night comes by February 15 and the first by November 27. Frost and day counts come from NOAA’s station at Corcoran Irrig Dist, CA, 15 miles from the town’s center, at about the same height.
The 2023 USDA map puts Alpaugh’s center in zone 9a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 25°. 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 8 inches of rain a year
January is the wettest month and August the driest. Rain falls on about 36 days a year. Snow is rare: about 0.2" in a normal year at Delano, CA, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Alpaugh
55% 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 Corcoran Irrig Dist, CA.
Living with Alpaugh’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
285 frost-free days in zone 9a. The last frost comes by Feb 15 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, October and November. 0.0 miles of trails are waiting.
Parks & trails →Heat waves are 34% of the yearly building losses FEMA expects in Alpaugh from natural hazards, the largest share. Normals are averages; the hazards page covers the extremes.
Natural hazards →Alpaugh and similar climates
TownRatings has no climate map of the towns around Alpaugh yet.
Climates most like Alpaugh’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 |
|---|---|---|---|---|
| Alpaugh, CA | 39° | 98° | 8" | 0.2" |
| Sahuarita, AZ | 37° | 99° | 12" | 0.1" |
| Canutillo, TX | 32° | 96° | 9" | 0.0" |
| Sunland Park, NM | 32° | 96° | 9" | 2.0" |
| 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 Alpaugh averaged 1.8° warmer than the 1900s. The biggest change is in March (+2.5°).
A bigger shift than in 76% 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 Alpaugh compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Alpaugh’s place among California’s.
Alpaugh weather by month
Highs, lows and precipitation from NOAA’s grid at Alpaugh’s center; snow, wet days and snow on the ground from Delano, CA. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 56° | 39° | 1.5" | 0.2" | 7 | 0 | 42° – 51° |
| February | 63° | 42° | 1.3" | 0.0" | 6 | 0 | 49° – 57° |
| March | 69° | 46° | 1.3" | 0.0" | 6 | 0 | 51° – 63° |
| April | 76° | 49° | 0.6" | 0.0" | 3 | 0 | 58° – 66° |
| May | 84° | 56° | 0.3" | 0.0" | 1 | 0 | 62° – 77° |
| June | 92° | 62° | 0.1" | 0.0" | 0 | 0 | 72° – 81° |
| July | 98° | 67° | 0.0" | 0.0" | 0 | 0 | 78° – 86° |
| August | 97° | 66° | 0.0" | 0.0" | 0 | 0 | 77° – 85° |
| September | 91° | 61° | 0.0" | 0.0" | 1 | 0 | 72° – 79° |
| October | 81° | 52° | 0.5" | 0.0" | 2 | 0 | 63° – 71° |
| November | 67° | 43° | 0.6" | 0.0" | 4 | 0 | 49° – 59° |
| December | 57° | 38° | 1.3" | 0.0" | 6 | 0 | 43° – 52° |
| Year | 78° | 52° | 7.6" | 0.2" | 36 | 0 |
How much a month can swing
A normal is an average. May swings the most: from 1991 to 2020 its average ranged from 62° to 77°. September is the most reliable, staying within 7°.
Where Alpaugh’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 Alpaugh’s center.
- Snow: Delano, CA.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Corcoran Irrig Dist, CA, 15 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 Alpaugh’s climate
What is the weather like in Alpaugh?
A typical July afternoon reaches 98°, 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 Alpaugh in winter?
December nights average 38°. About 21 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 43°.
How much snow does Alpaugh get?
About 0.2 inches in a normal winter at Delano, CA, so most winters see none.
How hot does it get in Alpaugh?
July, with a typical high of 98° and a low of 67°. About 121 days a year reach 90° and 38 reach 100° (Corcoran Irrig Dist, CA).
When is the first and last frost in Alpaugh?
In half of years the last spring frost (32°) comes by February 15 and the first fall frost by November 27, about 285 frost-free days, at Corcoran Irrig Dist, CA.
What growing zone is Alpaugh in?
Zone 9a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 25°.
What is the best time of year to visit Alpaugh?
By one simple rule (highs of 62–84° and lows of 40° or more), February, March, April, October and November. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Alpaugh getting warmer?
Yes: 1991–2020 averaged 1.8° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 76% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Alpaugh.
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.