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HARPER COUNTY COURTHOUSEPhoto: JERRYE & ROY KLOTZ MD · CC BY-SA 3.0
Climate in Buffalo · NOAA 1991–2020 normals

Buffalo reaches 100° on about 28 days a year, more than 97% of U.S. towns

A typical July afternoon reaches 95°, a January night drops to 22°, and about 14 inches of snow falls in a normal winter.

Hotter July afternoons than 95% of U.S. towns#18Hottest summers  of 134 in OK
Drier than 88% of U.S. towns#2 driest of 134 in OK
All OK rankings →

A year in Buffalo at a glance

Each month’s typical high and low, and what it brings.

Jan49°22°
Feb53°25° 3" snow
Mar62°34° 1 day 90°+
Apr72°43° Last frost ~Apr 132 days 90°+
May81°54° 8 days 90°+
Jun90°64° 21 days 90°+Wettest
Jul95°69° 25 days 90°+
Aug93°67° 22 days 90°+
Sep85°58° 14 days 90°+
Oct73°45° First frost ~Oct 253 days 90°+
Nov now60°32°
Dec49°23° 4" snow

What stands out about Buffalo’s climate

Compared with towns across the U.S., with Buffalo’s place in Oklahoma beside it.

A normal year

What a year in Buffalo feels like

Typical highs and lows by season and by month, from NOAA’s 30-year normals.

Winter
50° / 23°
4 days with 1"+ of snow
Spring
71° / 44°
Last frost around Apr 13
Summer
93° / 66°
28 days reach 100°
Fall
73° / 45°
First frost around Oct 25
Best months to be outsideAprMayOctHighs of 62–84° and lows of 40° or more
Frost, heat & the growing season

About 195 frost-free days a year

In half of years the last 32° night comes by April 13 and the first by October 25. Frost and day counts come from NOAA’s station at Buffalo 1sw Mesonet, OK, 0.2 miles from the town’s center, at about the same height.

117
nights at or below 32° in a normal year
2nd most of 133 in Oklahoma
More freezing nights than 53% of U.S. towns
2
nights at or below 0°
The most of 133 in Oklahoma
More nights at or below 0° than 50% of U.S. towns
95
days that reach 90°
4th most of 133 in Oklahoma
More 90° days than 91% of U.S. towns
28
days that reach 100°
3rd most of 133 in Oklahoma
More 100° days than 97% of U.S. towns
7aUSDA zone
Plant hardiness zone 7a

The 2023 USDA map puts Buffalo’s center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 0°. Plant labels use the zone; frost dates tell you when to plant.

Freezing nights by month

Average nights at or below 32°

29
JFMAMJJASOND

90° days by month

Average days at 90° or more

25
JFMAMJJASOND
Rain & snow

About 14 inches of snow a winter

Snow, measured at Buffalo 2 Ssw, OK, falls mostly in December. Precipitation (rain plus melted snow) adds up to 23 inches a year; June is the wettest month and January the driest. Rain or snow falls on about 54 days a year.

23"
Rain + melted snow a year
2nd driest of 134 in Oklahoma
Drier than 88% of U.S. towns
14"
Snow in a normal winter
130th least snowy of 131 in Oklahoma
Less snow than 60% of U.S. towns
7 days
With 1"+ of snow on the ground
94th fewest of 102 in Oklahoma
Fewer days with snow on the ground than 63% of U.S. towns

Rain + melted snow by month

Inches of water

3.5"
JFMAMJJASOND

Snowfall by month

Inches of snow

4"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Buffalo

68% of the work is heating. Months averaging under 55° run from November through March.

4,232 heating degree daysLess heating than 69% of U.S. towns
1,998 cooling degree daysMore cooling than 84% of U.S. towns

Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Buffalo 1sw Mesonet, OK.

Living here

Living with Buffalo’s climate

What the numbers mean for a garden, a free afternoon and a bad-weather day.

The garden window

195 frost-free days in zone 7a. The last frost comes by Apr 13 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 25.

Get outside

Months with highs of 62–84° and lows of 40° or more: April, May and October.

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Buffalo from natural hazards, drought is the largest share (53%); heat waves, cold waves, winter storms and ice storms together are 31%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door & far away

Buffalo and similar climates

TownRatings has no climate map of the towns around Buffalo yet.

Climates most like Buffalo’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.

TownJan. lowJuly highPrecip.Snow
Buffalo, OK22°95°23"14"
Tucumcari, NM24°95°16"15"
Hereford, TX23°92°19"14"
Ogden, UT20°92°20"23"
Salina, KS20°93°31"18"

Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.

Then and now

Warmer than it used to be

The last 30 years in Buffalo averaged 0.6° warmer than the 1900s. The biggest change is in January (+2.1°).

+0.6°1991–2020 vs. 1901–2000

A smaller shift than in 96% of U.S. towns.

Winter+1.2°now 37°, was 36°
Spring+1.0°now 58°, was 57°
Summer+0.2°now 80°, was 79°
Fall+0.1°now 59°, was 59°

Change by month

JanFebMarAprMayJunJulAugSepOctNovDec

The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.

Compared with other towns

How Buffalo compares

Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Buffalo’s place among Oklahoma’s.

Summer heat95° July high
Hotter July afternoons than 95% of U.S. towns18th hottest of 134 in Oklahoma
Winter cold22° January low
Milder January nights than 50% of U.S. towns134th mildest of 134 in Oklahoma
Precipitation23" a year
Drier than 88% of U.S. towns2nd driest of 134 in Oklahoma
Snow14" a winter
Less snow than 60% of U.S. towns130th least snowy of 131 in Oklahoma
Hot days95 days at 90°+
More 90° days than 91% of U.S. towns4th most of 133 in Oklahoma
Freezing nights117 a year
More freezing nights than 53% of U.S. towns2nd most of 133 in Oklahoma
Growing season195 frost-free days
A longer frost-free season than 63% of U.S. towns128th longest of 133 in Oklahoma
Month by month

Buffalo weather by month

Highs, lows and precipitation from NOAA’s grid at Buffalo’s center; snow, wet days and snow on the ground from Buffalo 2 Ssw, OK. 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January49°22°0.7"2.0"2127° – 45°
February53°25°0.8"3.4"3231° – 47°
March62°34°1.5"1.8"5041° – 57°
April72°43°2.0"0.1"5051° – 64°
May81°54°2.9"0.0"6060° – 76°
June90°64°3.5"0.0"7071° – 83°
July95°69°2.6"0.0"5077° – 89°
August93°67°3.0"0.0"6074° – 86°
September85°58°1.6"0.0"5067° – 79°
October73°45°2.1"0.0"5052° – 65°
November60°32°0.9"2.2"3138° – 53°
December49°23°1.0"4.1"3329° – 40°
Year72°45°22.5"13.6"547
Year to year

How much a month can swing

A normal is an average. January swings the most: from 1991 to 2020 its average ranged from 27° to 45°. December is the most reliable, staying within 11°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Buffalo’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 Buffalo’s center.
  • Snow: Buffalo 2 Ssw, OK.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Buffalo 1sw Mesonet, OK, 0.2 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 Buffalo’s climate

What is the weather like in Buffalo?

A typical July afternoon reaches 95°, a January night drops to 22°, and about 14 inches of snow falls in a normal winter. Milder January nights than 50% of U.S. towns; hotter July afternoons than 95% of U.S. towns.

How cold does it get in Buffalo in winter?

January nights average 22°. About 117 nights a year reach 32° or below and 2 reach 0° or below. In the coldest January of the last 30 years the month averaged 27°.

How much snow does Buffalo get?

About 14 inches in a normal winter at Buffalo 2 Ssw, OK, most of it in December, with snow on the ground about 7 days a year.

How hot does it get in Buffalo?

July, with a typical high of 95° and a low of 69°. About 95 days a year reach 90° and 28 reach 100° (Buffalo 1sw Mesonet, OK).

When is the first and last frost in Buffalo?

In half of years the last spring frost (32°) comes by April 13 and the first fall frost by October 25, about 195 frost-free days, at Buffalo 1sw Mesonet, OK.

What growing zone is Buffalo in?

Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 0°.

What is the best time of year to visit Buffalo?

By one simple rule (highs of 62–84° and lows of 40° or more), April, May and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.

Is Buffalo getting warmer?

Yes: 1991–2020 averaged 0.6° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 96% of U.S. towns.

Neighbors talk weather

Gardens, snow, and the best days of the year in Buffalo.

Town Square →
Ask your neighbors

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.