New Boston reaches 100° on about 13 days a year, more than 92% of U.S. towns
January mornings start at about 34°. Temperatures cover 59° across the year, low to high. It is a wet place: more rain and snow fall here than on 87% of U.S. towns. Keep the boiler serviced for the months from December to February, which average under 50°.
A year in New Boston at a glance
Each month’s typical high and low, and what it brings.
What stands out about New Boston’s climate
Compared with towns across the U.S., with New Boston’s place in Texas beside it.
What a year in New Boston feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 225 frost-free days a year
In half of years the last 32° night comes by March 26 and the first by November 6. Frost and day counts come from NOAA’s station at Dekalb, TX, 11 miles from the town’s center, at about the same height.
The 2023 USDA map puts New Boston’s center in zone 8b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 17°. 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 2 inches of snow a winter
Snow, measured at New Boston, TX, falls mostly in January. Precipitation (rain plus melted snow) adds up to 51 inches a year; May is the wettest month and August the driest. Rain or snow falls on about 78 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in New Boston
57% 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 Dekalb, TX.
Living with New Boston’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
225 frost-free days in zone 8b. The last frost comes by Mar 26 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 6.
Months with highs of 62–84° and lows of 40° or more: March, April, May, October and November. 0.2 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in New Boston from natural hazards, river flooding is the largest share (26%); heat waves, cold waves, winter storms and ice storms together are 20%. Normals are averages; the hazards page covers the extremes.
Natural hazards →New Boston and similar climates
TownRatings has no climate map of the towns around New Boston yet.
Climates most like New Boston’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 |
|---|---|---|---|---|
| New Boston, TX | 34° | 93° | 51" | 1.8" |
| Lake City, SC | 35° | 92° | 48" | 1.6" |
| Maumelle, AR | 31° | 92° | 53" | 1.1" |
| Montgomery, AL | 36° | 92° | 52" | 0.3" |
| Columbus, GA | 36° | 92° | 50" | 0.5" |
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 New Boston averaged 0.8° warmer than the 1900s. The biggest change is in March (+1.6°).
A smaller shift than in 91% 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 New Boston compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with New Boston’s place among Texas’.
New Boston weather by month
Highs, lows and precipitation from NOAA’s grid at New Boston’s center; snow, wet days and snow on the ground from New Boston, TX. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 55° | 34° | 3.9" | 0.9" | 7 | 0 | 40° – 51° |
| February | 59° | 38° | 4.4" | 0.7" | 8 | 0 | 41° – 56° |
| March | 67° | 44° | 4.7" | 0.1" | 7 | 0 | 51° – 64° |
| April | 75° | 51° | 4.8" | 0.0" | 7 | 0 | 58° – 69° |
| May | 82° | 60° | 5.3" | 0.0" | 8 | 0 | 67° – 76° |
| June | 89° | 68° | 4.1" | 0.0" | 7 | 0 | 75° – 83° |
| July | 93° | 72° | 3.5" | 0.0" | 5 | 0 | 78° – 87° |
| August | 93° | 71° | 3.0" | 0.0" | 6 | 0 | 77° – 90° |
| September | 87° | 64° | 3.9" | 0.0" | 5 | 0 | 71° – 82° |
| October | 77° | 52° | 4.6" | 0.0" | 6 | 0 | 59° – 70° |
| November | 65° | 43° | 4.1" | 0.0" | 7 | 0 | 48° – 59° |
| December | 57° | 36° | 5.0" | 0.1" | 7 | 0 | 37° – 53° |
| Year | 75° | 53° | 51.3" | 1.8" | 78 | 1 |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 37° to 53°. June is the most reliable, staying within 8°.
Where New Boston’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 New Boston’s center.
- Snow: New Boston, TX (NOAA station in town).
- Frost, freezing nights, 90° and 100° days, heating and cooling: Dekalb, TX, 11 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 New Boston’s climate
What is the weather like in New Boston?
A typical July afternoon reaches 93°, a January night drops to 34°, and about 2 inches of snow falls in a normal winter. Milder January nights than 78% of U.S. towns; hotter July afternoons than 90% of U.S. towns.
How cold does it get in New Boston in winter?
January nights average 34°. About 49 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 40°.
How much snow does New Boston get?
About 1.8 inches in a normal winter at New Boston, TX, most of it in January, with snow on the ground about 1 days a year.
How hot does it get in New Boston?
July, with a typical high of 93° and a low of 72°. About 88 days a year reach 90° and 13 reach 100° (Dekalb, TX).
When is the first and last frost in New Boston?
In half of years the last spring frost (32°) comes by March 26 and the first fall frost by November 6, about 225 frost-free days, at Dekalb, TX.
What growing zone is New Boston in?
Zone 8b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 17°.
What is the best time of year to visit New Boston?
By one simple rule (highs of 62–84° and lows of 40° or more), March, April, May, October and November. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is New Boston getting warmer?
Yes: 1991–2020 averaged 0.8° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 91% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in New Boston.
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.