Climate Comfort Score
97/100
Excellent
NOAA 1991–2020 normals 69°F annual avg Public-domain federal data
Smithville, TX Climate
Annual temperature, rainfall, and a comfort score, sourced from NOAA NCEI's 1991–2020 normals →
- 69°F
- Avg annual temp
- 97/100
- Comfort score
- 37.1"
- Annual precip
- 252d
- Growing season
30-year climate normals from 1 weather station (1991-2020).
The climate verdict for Smithville
Smithville, Texas averages 69°F a year and scores 97/100 on the comfort index - excellent, milder than 98% of U.S. cities.
- 69°F
- annual average temperature (NOAA normal)
- 97/100
- comfort score, milder than 98% of U.S. cities
- 37.1"
- annual precipitation
- 252 days
- growing season, frost-free days
Based on NOAA U.S. Climate Normals (1991–2020) - 30-year averages describing the typical year, not a forecast.
Avg Temperature
69°F (20°C)
Avg High
80°F
Avg Low
57°F
Annual Precip
37.1"
Annual Snow
0.0"
Comfort Score
97/100
Excellent
Avg Annual Temperature
69°F
30-year mean (NOAA NCEI)
Annual Precipitation
37.1"
Liquid-equivalent total
Comfort score vs national 100-point ceiling (Smithville) 97.0%
National median (63)
PlainClimate composite, temperature mildness, humidity, precipitation, extreme-weather frequency. Excellent for the Smithville area.
How Smithville compares to every U.S. city
Smithville's comfort score vs. all U.S. cities
PlainClimate composite comfort index (1–100), NOAA 1991–2020 normals
97 Top 2% higher than 98% of 6,915 US cities
Each bar is a band; taller bars hold more US cities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NOAA U.S. Climate Normals, PlainClimate comfort index · 1991–2020
Warming context for Smithville
MethodologySmithville's NOAA 1991-2020 normal sits inside a longer story: U.S. land temperatures have been tracking (and drifting from) the global mean since 1900, and the chart below shows that spread, with the most recent decade running warmer than the 30-year mean.
- United States land mean (NOAA NCEI) +0.11 °C/decade
- Global anomaly (NASA GISTEMP) +0.11 °C/decade
- Paris Agreement thresholds 1.5°C / 2.0°C
Monthly Temperatures
Average daily high and low temperatures by month
| Month | Avg High | Avg Low | Mean | Precip | Snow | Freeze Days | 90°F+ Days |
|---|---|---|---|---|---|---|---|
| January | 63°F (17°C) | 39°F (4°C) | 51°F (10°C) | 2.7" | 0.0" | 11.0 | 0.0 |
| February | 67°F (19°C) | 42°F (6°C) | 54°F (12°C) | 2.2" | 0.0" | 6.4 | 0.0 |
| March | 73°F (23°C) | 49°F (9°C) | 61°F (16°C) | 2.8" | 0.0" | 2.4 | 0.3 |
| April | 80°F (27°C) | 56°F (13°C) | 68°F (20°C) | 3.6" | 0.0" | 0.4 | 1.8 |
| May | 86°F (30°C) | 65°F (18°C) | 76°F (24°C) | 4.5" | 0.0" | 0.0 | 10.6 |
| June | 93°F (34°C) | 71°F (22°C) | 82°F (28°C) | 3.2" | 0.0" | 0.0 | 24.4 |
| July | 95°F (35°C) | 73°F (23°C) | 84°F (29°C) | 1.9" | 0.0" | 0.0 | 28.6 |
| August | 97°F (36°C) | 73°F (23°C) | 85°F (29°C) | 2.8" | 0.0" | 0.0 | 28.9 |
| September | 91°F (33°C) | 68°F (20°C) | 80°F (26°C) | 3.7" | 0.0" | 0.0 | 21.6 |
| October | 83°F (28°C) | 57°F (14°C) | 70°F (21°C) | 4.0" | 0.0" | 0.2 | 7.6 |
| November | 72°F (22°C) | 47°F (8°C) | 60°F (15°C) | 3.0" | 0.0" | 3.7 | 0.1 |
| December | 64°F (18°C) | 40°F (4°C) | 52°F (11°C) | 2.8" | 0.0" | 9.8 | 0.0 |
Monthly Precipitation
Average monthly rainfall and snowfall
January 2.7"
6.2 days with precipitation
February 2.2"
5.9 days with precipitation
March 2.8"
5.6 days with precipitation
April 3.6"
5.0 days with precipitation
May 4.5"
6.4 days with precipitation
June 3.2"
5.6 days with precipitation
July 1.9"
4.5 days with precipitation
August 2.8"
3.8 days with precipitation
September 3.7"
5.4 days with precipitation
October 4.0"
5.5 days with precipitation
November 3.0"
5.3 days with precipitation
December 2.8"
5.5 days with precipitation
Frost Dates & Growing Season
First Fall Freeze
November 19
50% probability date
Last Spring Freeze
March 12
50% probability date
Growing Season
252 days
Heating & Cooling Degree Days
Annual totals indicate energy demand for heating and cooling
Heating Degree Days
1,691
Higher = more heating needed
Cooling Degree Days
2,999
Higher = more cooling needed
Warmest Month
August
Coldest Month
January
What Smithville's climate means for you
Smithville runs 69°F a year - peaking in August, coldest in January.
- Gardeners get about 252 frost-free days, with the last spring freeze near March 12 - plan the planting calendar around it, not the regional average.
- Energy bills track 1,691 heating and 2,999 cooling degree days a year, higher means the furnace or AC runs more.
- Comparing places to live? Line this city up against nearby cities and the national rankings. See rankings
These are 30-year NOAA normals (1991–2020) - the typical year, not a forecast for any specific season.
Climate Guides
Climate Insight: Smithville, TX
The NOAA 1991–2020 climate normals describe Smithville, Texas as a location with an annual average temperature of 69°F, ranging from a mean daily high of 80°F to a mean daily low of 57°F. August is typically the warmest month of the year, while January is the coldest. These thirty-year averages, computed from station USC00418415, smooth out year-to-year variability and give a baseline expectation for typical conditions in any given month.
Anyone planning to live, garden, or travel in Smithville should weigh precipitation alongside temperature: the annual average runs 37.1 inches, with negligible snowfall. The frost-free season averages 252 days, which directly shapes the planting calendar and growing potential for the area, with the last spring freeze near March 12 and the first fall freeze near November 19. And on the energy front, 1,691 heating degree days and 2,999 cooling degree days tell the story of how often furnaces and air conditioners run during a normal year.
On PlainClimate's composite comfort index, Smithville scores 97/100 (Excellent), a blended measure that weighs temperature mildness, precipitation moderation, and extreme-weather frequency against one another. The monthly tables above are the practical planning tool: mild highs and lows land in the shoulder seasons, August-driven heat peaks in summer, and January-driven cold sets in over deep winter. These are thirty-year averages, not a forecast - any single year can run warmer, wetter, drier, or cooler than the normal.
Frequently Asked Questions
What is the average temperature in Smithville, TX? ▼
The average annual temperature in Smithville, Texas is 69°F. The warmest month averages 97°F (36°C) and the coldest averages 39°F (4°C).
How much rain does Smithville get? ▼
Smithville receives 37.1 inches of precipitation annually. Based on NOAA 30-year climate normals (1991-2020).
What is the comfort score for Smithville? ▼
Smithville has a climate comfort score of 97/100 (Excellent), milder than 98% of U.S. cities in the PlainClimate database.
When is the growing season in Smithville? ▼
Smithville has approximately 252 frost-free days per year, with the last spring freeze around March 12 and the first fall freeze around November 19.
How much energy does heating and cooling require in Smithville? ▼
Smithville has 1,691 heating degree days and 2,999 cooling degree days annually, a fairly balanced heating/cooling split. See our <a href="/guides/reading-weather-data/" class="underline hover:text-brand-600">guide to reading weather data</a> for what these figures mean.
Where does this Smithville climate data come from? ▼
NOAA U.S. Climate Normals v1.0.1 (1991-2020), from weather station USC00418415 near Smithville.
Data Sources
Data source: NOAA U.S. Climate Normals v1.0.1 (1991-2020). Station: USC00418415. For informational purposes only.
Read our methodology - how this data is sourced, computed, and verified.
Related
Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainClimate Editorial
Every figure on PlainClimate is rendered directly from NOAA 1991-2020 U.S. Climate Normals data, no number is typed in by an editor. This page draws directly on NOAA 1991-2020 U.S. Climate Normals data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.