Photo: Renelibrary · CC BY-SA 4.0Dublin reaches 100° on about 17 days a year, more than 94% of U.S. towns
A typical July afternoon reaches 94°, a January night drops to 34°, and snow is almost unheard of.
A year in Dublin at a glance
Each month’s typical high and low, and what it brings.
What stands out about Dublin’s climate
Compared with towns across the U.S., with Dublin’s place in Texas beside it.
What a year in Dublin feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 243 frost-free days a year
In half of years the last 32° night comes by March 16 and the first by November 16. Frost and day counts come from NOAA’s station at Dublin 2se, TX, 2.7 miles from the town’s center, at about the same height.
The 2023 USDA map puts Dublin’s center in zone 8a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 15°. 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 34 inches of rain a year
May is the wettest month and January the driest. Rain falls on about 71 days a year. Snow is rare: about 0.0" in a normal year at Proctor Reservoir, TX, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Dublin
54% 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 Dublin 2se, TX.
Living with Dublin’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
243 frost-free days in zone 8a. The last frost comes by Mar 16 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 16.
Months with highs of 62–84° and lows of 40° or more: March, April, May, October and November. 1.9 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Dublin from natural hazards, river flooding is the largest share (54%); heat waves, cold waves, winter storms and ice storms together are 16%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Dublin and similar climates
TownRatings has no climate map of the towns around Dublin yet.
Climates most like Dublin’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 |
|---|---|---|---|---|
| Dublin, TX | 34° | 94° | 34" | 0.0" |
| Jackson, CA | 38° | 94° | 30" | 0.0" |
| Lone Grove, OK | 31° | 94° | 39" | 2.7" |
| Grants Pass, OR | 34° | 90° | 33" | 0.9" |
| Camden, SC | 33° | 92° | 43" | 0.0" |
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 Dublin averaged 0.7° warmer than the 1900s. The biggest change is in March (+2.0°).
A smaller shift than in 92% 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 Dublin compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Dublin’s place among Texas’.
Dublin weather by month
Highs, lows and precipitation from NOAA’s grid at Dublin’s center; snow, wet days and snow on the ground from Proctor Reservoir, TX. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 57° | 34° | 1.9" | 0.0" | 5 | 0 | 41° – 53° |
| February | 61° | 38° | 2.3" | 0.0" | 6 | 0 | 41° – 56° |
| March | 69° | 45° | 2.9" | 0.0" | 7 | 0 | 51° – 62° |
| April | 77° | 52° | 2.7" | 0.0" | 6 | 0 | 59° – 70° |
| May | 83° | 61° | 4.7" | 0.0" | 8 | 0 | 68° – 77° |
| June | 90° | 68° | 3.8" | 0.0" | 6 | 0 | 76° – 85° |
| July | 94° | 71° | 2.0" | 0.0" | 5 | 0 | 78° – 88° |
| August | 95° | 71° | 2.7" | 0.0" | 5 | 0 | 77° – 89° |
| September | 87° | 64° | 3.1" | 0.0" | 5 | 0 | 71° – 83° |
| October | 78° | 54° | 3.8" | 0.0" | 6 | 0 | 62° – 70° |
| November | 67° | 44° | 2.3" | 0.0" | 6 | 0 | 50° – 61° |
| December | 59° | 36° | 1.9" | 0.0" | 5 | 0 | 41° – 51° |
| Year | 76° | 53° | 34.0" | 0.0" | 71 | 0 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 41° to 56°. October is the most reliable, staying within 9°.
Where Dublin’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 Dublin’s center.
- Snow: Proctor Reservoir, TX.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Dublin 2se, TX, 2.7 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 Dublin’s climate
What is the weather like in Dublin?
A typical July afternoon reaches 94°, a January night drops to 34°, and snow is almost unheard of. Milder January nights than 79% of U.S. towns; hotter July afternoons than 94% of U.S. towns.
How cold does it get in Dublin 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 41°.
How much snow does Dublin get?
About 0.0 inches in a normal winter at Proctor Reservoir, TX, so most winters see none.
How hot does it get in Dublin?
July, with a typical high of 94° and a low of 71°. About 83 days a year reach 90° and 17 reach 100° (Dublin 2se, TX).
When is the first and last frost in Dublin?
In half of years the last spring frost (32°) comes by March 16 and the first fall frost by November 16, about 243 frost-free days, at Dublin 2se, TX.
What growing zone is Dublin in?
Zone 8a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 15°.
What is the best time of year to visit Dublin?
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 Dublin getting warmer?
Yes: 1991–2020 averaged 0.7° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 92% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Dublin.
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.