Bonanza Hills reaches 100° on about 65 days a year, more than all but 116 U.S. towns
The depth of winter brings overnight lows near 45°. A year here swings 54° from midwinter lows to midsummer highs. By January nights alone, it runs milder than 94% of U.S. towns. Tender plants can go out after about February 21; in half of years the first frost comes by December 9.
A year in Bonanza Hills at a glance
Each month’s typical high and low, and what it brings.
What stands out about Bonanza Hills’ climate
Compared with towns across the U.S., with Bonanza Hills’ place in Texas beside it.
What a year in Bonanza Hills feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 296 frost-free days a year
In half of years the last 32° night comes by February 21 and the first by December 9. Frost and day counts come from NOAA’s station at Encinal, TX, 14 miles from the town’s center, 170 ft lower.
The 2023 USDA map puts Bonanza Hills’ center in zone 9b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 26°. 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 22 inches of rain a year
September is the wettest month and February the driest. Rain falls on about 35 days a year. Snow is rare: about 0.3" in a normal year at Encinal, TX, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Bonanza Hills
24% of the work is heating, so air conditioning is the bigger bill. No month averages under 55°.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Encinal, TX.
Living with Bonanza Hills’ climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
296 frost-free days in zone 9b. The last frost comes by Feb 21 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 9.
Months with highs of 62–84° and lows of 40° or more: January, February, March, November and December.
Parks & trails →Of the yearly building losses FEMA expects in Bonanza Hills from natural hazards, river flooding is the largest share (70%); heat waves, cold waves, winter storms and ice storms together are 7%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Bonanza Hills and its neighbors
Every town next door is within a degree of Bonanza Hills in January and July, closer than the 5 km grid can tell apart. Tap a town to see its climate.
Climates most like Bonanza Hills’, 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 |
|---|---|---|---|---|
| Bonanza Hills, TX | 45° | 98° | 22" | 0.3" |
| Olivehurst, CA | 39° | 97° | 20" | 0.0" |
| Catalina Foothills, AZ | 39° | 100° | 12" | 0.0" |
| Ivins, UT | 32° | 100° | 11" | 1.2" |
| Sunland Park, NM | 32° | 96° | 9" | 2.0" |
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 Bonanza Hills averaged 1.3° warmer than the 1900s. The biggest change is in February (+2.7°).
A smaller shift than in 56% 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 Bonanza Hills compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Bonanza Hills’ place among Texas’.
Bonanza Hills weather by month
Highs, lows and precipitation from NOAA’s grid at Bonanza Hills’ center; snow, wet days and snow on the ground from Encinal, TX. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 67° | 45° | 0.9" | 0.0" | 3 | 0 | 51° – 61° |
| February | 73° | 49° | 0.9" | 0.0" | 2 | 0 | 54° – 68° |
| March | 79° | 56° | 1.5" | 0.0" | 3 | 0 | 61° – 73° |
| April | 86° | 62° | 1.4" | 0.0" | 2 | 0 | 68° – 80° |
| May | 92° | 69° | 2.9" | 0.0" | 4 | 0 | 76° – 85° |
| June | 97° | 74° | 2.1" | 0.0" | 3 | 0 | 82° – 90° |
| July | 98° | 74° | 2.1" | 0.0" | 3 | 0 | 82° – 90° |
| August | 99° | 75° | 1.9" | 0.0" | 2 | 0 | 84° – 91° |
| September | 92° | 71° | 3.9" | 0.0" | 5 | 0 | 78° – 86° |
| October | 86° | 63° | 1.8" | 0.0" | 3 | 0 | 71° – 79° |
| November | 75° | 53° | 1.2" | 0.0" | 2 | 0 | 59° – 70° |
| December | 68° | 46° | 1.1" | 0.3" | 2 | 0 | 50° – 61° |
| Year | 84° | 61° | 21.5" | 0.3" | 35 | 0 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 54° to 68°. August is the most reliable, staying within 7°.
Where Bonanza Hills’ 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 Bonanza Hills’ center.
- Snow: Encinal, TX.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Encinal, TX, 14 miles from the town’s center, 170 ft lower; 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 Bonanza Hills’ climate
What is the weather like in Bonanza Hills?
A typical July afternoon reaches 98°, a January night drops to 45°, and snow is almost unheard of. Milder January nights than 94% of U.S. towns; hotter July afternoons than all but 187 U.S. towns.
How cold does it get in Bonanza Hills in winter?
January nights average 45°. About 11 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 51°.
How much snow does Bonanza Hills get?
About 0.3 inches in a normal winter at Encinal, TX, so most winters see none.
How hot does it get in Bonanza Hills?
July, with a typical high of 98° and a low of 74°. About 171 days a year reach 90° and 65 reach 100° (Encinal, TX).
When is the first and last frost in Bonanza Hills?
In half of years the last spring frost (32°) comes by February 21 and the first fall frost by December 9, about 296 frost-free days, at Encinal, TX.
What growing zone is Bonanza Hills in?
Zone 9b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 26°.
What is the best time of year to visit Bonanza Hills?
By one simple rule (highs of 62–84° and lows of 40° or more), January, February, March, November and December. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Bonanza Hills getting warmer?
Yes: 1991–2020 averaged 1.3° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 56% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Bonanza Hills.
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.