Photo: Billy Hathorn · CC BY-SA 3.0Junction reaches 100° on about 21 days a year, more than 95% of U.S. towns
On a normal January night the air cools to about 33°. Precipitation is light here, less than falls on 88% of U.S. towns. March has warmed most since 1901–2000, part of a 1.2° rise. Garden planting can start around April 8; autumn frost returns near October 28.
A year in Junction at a glance
Each month’s typical high and low, and what it brings.
What stands out about Junction’s climate
Compared with towns across the U.S., with Junction’s place in Texas beside it.
What a year in Junction feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 202 frost-free days a year
In half of years the last 32° night comes by April 8 and the first by October 28. Frost and day counts come from NOAA’s station at Junction 4ssw, TX, 4 miles from the town’s center, at about the same height.
The 2023 USDA map puts Junction’s center in zone 8a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 14°. 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 24 inches of rain a year
May is the wettest month and January the driest. Rain falls on about 50 days a year. Snow is rare: about 0.4" in a normal year at Junction 4ssw, TX, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Junction
51% of the work is heating. Months averaging under 55° run from December 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 Junction 4ssw, TX.
Living with Junction’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
202 frost-free days in zone 8a. The last frost comes by Apr 8 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 28.
Months with highs of 62–84° and lows of 40° or more: March, April, October and November. 4.0 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Junction from natural hazards, river flooding is the largest share (75%); heat waves, cold waves, winter storms and ice storms together are 5%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Junction and similar climates
TownRatings has no climate map of the towns around Junction yet.
Climates most like Junction’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 |
|---|---|---|---|---|
| Junction, TX | 33° | 95° | 24" | 0.4" |
| Williams, CA | 38° | 96° | 24" | 0.0" |
| Central Point, OR | 32° | 93° | 22" | 3.4" |
| Rio Rico, AZ | 31° | 95° | 16" | 0.1" |
| Altus, OK | 28° | 97° | 28" | 2.8" |
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 Junction averaged 1.2° warmer than the 1900s. The biggest change is in March (+1.8°).
A smaller shift than in 63% 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 Junction compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Junction’s place among Texas’.
Junction weather by month
Highs, lows and precipitation from NOAA’s grid at Junction’s center; snow, wet days and snow on the ground from Junction 4ssw, TX. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 61° | 33° | 1.1" | 0.1" | 4 | 0 | 42° – 52° |
| February | 66° | 37° | 1.3" | 0.0" | 4 | 0 | 45° – 59° |
| March | 72° | 45° | 1.8" | 0.0" | 5 | 0 | 52° – 64° |
| April | 80° | 51° | 1.9" | 0.0" | 4 | 0 | 60° – 72° |
| May | 86° | 61° | 3.2" | 0.0" | 5 | 0 | 69° – 78° |
| June | 92° | 68° | 2.9" | 0.0" | 4 | 0 | 76° – 85° |
| July | 95° | 70° | 1.6" | 0.0" | 4 | 0 | 78° – 86° |
| August | 95° | 69° | 2.1" | 0.0" | 4 | 0 | 78° – 87° |
| September | 89° | 63° | 2.9" | 0.0" | 5 | 0 | 72° – 82° |
| October | 80° | 53° | 2.6" | 0.0" | 4 | 0 | 64° – 71° |
| November | 70° | 42° | 1.5" | 0.2" | 4 | 0 | 51° – 61° |
| December | 62° | 34° | 1.2" | 0.1" | 4 | 0 | 43° – 52° |
| Year | 79° | 52° | 23.9" | 0.4" | 50 | 0 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 45° to 59°. October is the most reliable, staying within 7°.
Where Junction’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 Junction’s center.
- Snow: Junction 4ssw, TX.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Junction 4ssw, TX, 4 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 Junction’s climate
What is the weather like in Junction?
A typical July afternoon reaches 95°, a January night drops to 33°, and snow is almost unheard of. Milder January nights than 77% of U.S. towns; hotter July afternoons than 95% of U.S. towns.
How cold does it get in Junction in winter?
January nights average 33°. About 75 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 42°.
How much snow does Junction get?
About 0.4 inches in a normal winter at Junction 4ssw, TX, so most winters see none.
How hot does it get in Junction?
July, with a typical high of 95° and a low of 70°. About 117 days a year reach 90° and 21 reach 100° (Junction 4ssw, TX).
When is the first and last frost in Junction?
In half of years the last spring frost (32°) comes by April 8 and the first fall frost by October 28, about 202 frost-free days, at Junction 4ssw, TX.
What growing zone is Junction in?
Zone 8a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 14°.
What is the best time of year to visit Junction?
By one simple rule (highs of 62–84° and lows of 40° or more), March, April, October and November. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Junction getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 63% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Junction.
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.