Climate · Terral

Terral, OK climate

Terral has mild winters and hot summers. A typical July afternoon reaches 96°, a January night drops to 30°, and snow is almost unheard of.

NOAA 1991-2020 climate normals Updated once a decade
July high
96°
25th hottest of 838 Oklahoma towns
January low
30°
58th mildest of 838 Oklahoma towns
Rain + melted snow
34 in
202nd driest of 838 Oklahoma towns
Snow a winter
0.9 in
39th least snowy of 809 Oklahoma towns
A normal year

What a year in Terral feels like

Winter

57° / 33°
Typical high / low · Snow is rare

Spring

75° / 51°
Typical high / low · Last frost around Mar 24

Summer

95° / 71°
Typical high / low · 89 days reach 90° in a normal year

Fall

77° / 52°
Typical high / low · First frost around Nov 8
Best months to be outsideMarAprMayOctNovHighs of 62–84° and lows of 40° or more
Month by month

Terral weather by month

Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January55°30°1.6" 0.3"70 38° – 50°
February59°35°1.9" 0.1"50 39° – 55°
March68°43°2.6" 070 50° – 63°
April76°50°3.0" 060 58° – 69°
May83°60°5.1" 070 68° – 78°
June91°69°4.0" 070 76° – 87°
July96°72°2.4" 050 80° – 92°
August96°72°2.7" 060 78° – 93°
September88°64°3.3" 060 72° – 83°
October77°52°3.6" 070 59° – 69°
November65°41°2.3" 0.3"60 47° – 59°
December56°33°2.0" 0.2"50 36° – 49°
Year76°52°34.4"0.9"730

“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.

Rain & snow

Rain and snow in Terral

Terral gets 34 inches of rain and melted snow a year. May is the wettest month and January the driest. Rain or snow falls on about 73 days a year.

34 in
Rain + melted snow a year
Less rain than 66% of U.S. towns
0.9 in
Snow in a normal winter
Less snow than 86% of U.S. towns
0 days
With 1"+ of snow on the ground
Fewer than 85% of U.S. towns

Rain + melted snow by month

Inches of water
5.1"

Snowfall by month

About 0.9" in a normal year, so most winters see none.
Frost & the growing season

About 229 frost-free days a year

In half of years the last 32° night comes by March 24 and the first one by November 8. That leaves about 229 frost-free days for gardens, longer than 86% of U.S. towns.

61
nights at or below 32° in a normal year
0
nights below 0° in a normal year
89
days that reach 90° in a normal year

Freezing nights by month

Average nights at or below 32°

90° days by month

Average days at 90° or more
Heating & cooling

Heating and cooling a home in Terral

Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Terral, 54% of that work is heating and 46% is cooling.

54%heating
2,853 heating degree daysLess heating than 87% of U.S. towns
2,420 cooling degree daysMore cooling than 93% of U.S. towns

Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.

Compared with other towns

How Terral compares

Summer heat96° July high
Hotter than 98% of U.S. towns25th hottest of 838 Oklahoma towns
Winter cold30° January low
Milder than 82% of U.S. towns58th mildest of 838 Oklahoma towns
Precipitation34" a year
Drier than 66% of U.S. towns202nd driest of 838 Oklahoma towns
Snow0.9" a winter
Less snow than 86% of U.S. towns39th least snowy of 809 Oklahoma towns
Growing season229 frost-free days
Longer than 86% of U.S. towns25th longest of 835 Oklahoma towns

Compared with every U.S. town and city on TownTapestry, each counted once.

Then and now

Warmer than it used to be

+0.4°1991–2020 average vs. the 20th century (1901–2000)

The last 30 years in Terral averaged 0.4° warmer than the 1900s. The biggest change is in March (+1.8°). The shift is smaller than in 98% of U.S. towns.

❄️ Winter+1.4° now 45°, was 43°
🌷 Spring+0.6° now 63°, was 63°
☀️ Summer−0.3° now 83°, was 83°
🍂 Fall−0.1° now 65°, was 65°

Change by month1991–2020 average minus 1901–2000 average, at Terral’s spot on NOAA’s grid

Year to year

How much a month can swing

A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 39° to 55°. May is the most reliable, staying within 9°.

Coldest to warmest month in 30 yearsNormal
Questions

Common questions about Terral’s climate

What is the coldest month in Terral?

January, with a typical high of 55° and a low of 30°.

What is the hottest month in Terral?

July, with a typical high of 96° and a low of 72°. About 89 days a year reach 90°.

How much snow does Terral get?

Almost none. A normal year brings 0.9 inches.

When is the first frost in Terral?

In half of years the first 32° night comes by November 8, and the last spring frost by March 24.

What is the rainiest month in Terral?

May, with 5.1 inches of rain and melted snow. The year totals 34 inches.

Temperatures and rainfall come from NOAA’s gridded climate normals for Terral itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Henrietta, TX (16 mi, snow) and Bonita 7nw, TX (13 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.

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