Photo: Renelibrary · CC BY-SA 4.0Graham reaches 100° on about 31 days a year, more than 98% of U.S. towns
A typical July afternoon reaches 97°, a January night drops to 32°.
A year in Graham at a glance
Each month’s typical high and low, and what it brings.
What stands out about Graham’s climate
Compared with towns across the U.S., with Graham’s place in Texas beside it.
What a year in Graham feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 220 frost-free days a year
In half of years the last 32° night comes by April 1 and the first by November 5. Frost and day counts come from NOAA’s station at Graham, TX, 1.5 miles from the town’s center, at about the same height.
The 2023 USDA map puts Graham’s center in zone 8a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 13°. 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 31 inches of rain a year
May is the wettest month and January the driest.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Graham
51% 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 Graham, TX.
Living with Graham’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
220 frost-free days in zone 8a. The last frost comes by Apr 1 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 5.
Months with highs of 62–84° and lows of 40° or more: March, April, October and November. 0.5 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Graham from natural hazards, river flooding is the largest share (46%); heat waves, cold waves, winter storms and ice storms together are 15%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Graham and similar climates
TownRatings has no climate map of the towns around Graham yet.
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 Graham averaged 1.2° warmer than the 1900s. The biggest change is in March (+2.5°).
A smaller shift than in 64% 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 Graham compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Graham’s place among Texas’.
Graham weather by month
Highs, lows and precipitation from NOAA’s grid at Graham’s center. 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 57° | 32° | 1.4" | 40° – 52° |
| February | 61° | 35° | 1.9" | 40° – 57° |
| March | 69° | 44° | 2.6" | 51° – 63° |
| April | 78° | 50° | 2.4" | 58° – 70° |
| May | 85° | 61° | 4.0" | 69° – 79° |
| June | 92° | 69° | 3.8" | 77° – 88° |
| July | 97° | 72° | 2.0" | 79° – 91° |
| August | 97° | 72° | 2.6" | 78° – 92° |
| September | 89° | 64° | 3.0" | 72° – 82° |
| October | 79° | 52° | 3.5" | 60° – 70° |
| November | 67° | 41° | 2.0" | 47° – 60° |
| December | 58° | 33° | 1.7" | 38° – 50° |
| Year | 77° | 52° | 30.9" |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 40° to 57°. September is the most reliable, staying within 10°.
Where Graham’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 Graham’s center.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Graham, TX, 1.5 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 Graham’s climate
What is the weather like in Graham?
A typical July afternoon reaches 97°, a January night drops to 32°. Milder January nights than 74% of U.S. towns; hotter July afternoons than 98% of U.S. towns.
How cold does it get in Graham in winter?
January nights average 32°. About 74 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 40°.
How hot does it get in Graham?
July, with a typical high of 97° and a low of 72°. About 108 days a year reach 90° and 31 reach 100° (Graham, TX).
When is the first and last frost in Graham?
In half of years the last spring frost (32°) comes by April 1 and the first fall frost by November 5, about 220 frost-free days, at Graham, TX.
What growing zone is Graham in?
Zone 8a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 13°.
What is the best time of year to visit Graham?
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 Graham getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 64% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Graham.
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.