Climateby Month

Tulsa, OK climate by month

NOAA 1991-2020 normals · 722 ft elevation · also covers Broken Arrow

Summers in Tulsa are hot and oppressively humid; winters are chilly. Highs peak at 94°F in July and fall to 49°F in January. Wet days are spread through the year, from about 6 to 11 a month. Normal snowfall is about 8.7 in a year. The most comfortable time to visit is April.

Warmest month
94°F
July normal high
Coldest month
28°F
January normal low
Wet days a year
94
41.0 in of precipitation
Snow a year
8.7 in
normal snowfall

How warm is Tulsa?

Normal highs range from 49°F in January to 94°F in July.

20°40°60°80°100° January: normal high 49°F (9°C), low 28°F (-2°C) 49° 28° February: normal high 54°F (12°C), low 32°F (0°C) March: normal high 63°F (17°C), low 41°F (5°C) April: normal high 72°F (22°C), low 50°F (10°C) May: normal high 80°F (27°C), low 60°F (16°C) June: normal high 88°F (31°C), low 69°F (21°C) July: normal high 94°F (34°C), low 73°F (23°C) 94° 73° August: normal high 93°F (34°C), low 72°F (22°C) September: normal high 85°F (29°C), low 63°F (17°C) October: normal high 74°F (23°C), low 51°F (11°C) November: normal high 61°F (16°C), low 39°F (4°C) December: normal high 51°F (11°C), low 31°F (-1°C) JFMAMJJASOND

Bars run from the normal low to the normal high for each month.

How rainy is Tulsa?

May has the most wet days (about 11); the year brings about 41 in of precipitation.

January: 6 wet days 6 February: 7 wet days March: 9 wet days April: 9 wet days May: 11 wet days 11 June: 9 wet days July: 7 wet days August: 7 wet days September: 8 wet days October: 8 wet days November: 7 wet days December: 7 wet days JFMAMJJASOND

Wet day: at least 0.01 in of rain or melted snow, counted from daily records 1991-2020.

How much does it snow?

Normal snowfall is 8.7 in a year, most of it in February.

January: 1.9 in of snow February: 2.4 in of snow 2.4 March: 1.9 in of snow April: 0.0 in of snow 0.0 May: 0.0 in of snow June: 0.0 in of snow July: 0.0 in of snow August: 0.0 in of snow September: 0.0 in of snow October: 0.0 in of snow November: 0.8 in of snow December: 1.7 in of snow JFMAMJJASOND

How humid is Tulsa?

Muggy days peak in July, at about 25 days.

January: 0 muggy days 0 February: 0 muggy days March: 0 muggy days April: 1 muggy days May: 8 muggy days June: 21 muggy days July: 25 muggy days 25 August: 24 muggy days September: 11 muggy days October: 2 muggy days November: 0 muggy days December: 0 muggy days JFMAMJJASOND

Muggy day: daily mean dew point of 65°F or higher, from hourly observations 1991-2020 at Tulsa International Airport, 7.1 mi ENE of the city center.

How much daylight?

Daylight ranges from about 9.8 hours in December to 14.6 hours in June.

January: 10.0 hours of daylight February: 10.9 hours of daylight March: 12.0 hours of daylight April: 13.1 hours of daylight May: 14.1 hours of daylight June: 14.6 hours of daylight 14.6 July: 14.3 hours of daylight August: 13.5 hours of daylight September: 12.4 hours of daylight October: 11.3 hours of daylight November: 10.3 hours of daylight December: 9.8 hours of daylight 9.8 JFMAMJJASOND
See all numbers
Monthly climate normals and day counts for Tulsa, 1991-2020
MonthHighLowPrecip.Wet daysSnowMuggy daysDaylight
January 49°F28°F 1.6 in6 1.9 in 0 10.0 h
February 54°F32°F 1.6 in7 2.4 in 0 10.9 h
March 63°F41°F 3.1 in9 1.9 in 0 12.0 h
April 72°F50°F 4.4 in9 0.0 in 1 13.1 h
May 80°F60°F 5.7 in11 0.0 in 8 14.1 h
June 88°F69°F 4.7 in9 0.0 in 21 14.6 h
July 94°F73°F 3.8 in7 0.0 in 25 14.3 h
August 93°F72°F 3.4 in7 0.0 in 24 13.5 h
September 85°F63°F 3.9 in8 0.0 in 11 12.4 h
October 74°F51°F 3.8 in8 0.0 in 2 11.3 h
November 61°F39°F 2.7 in7 0.8 in 0 10.3 h
December 51°F31°F 2.4 in7 1.7 in 0 9.8 h

High and low: NOAA 1991-2020 normal daily high and low. Wet days: at least 0.01 in of rain or melted snow. Muggy days: daily mean dew point 65°F or higher.

Best months to visit Tulsa

By our comfort score, the best month is April.

Comfort score by month (0-100) and its parts, in days per month
MonthScoreComfortableNotable rainHot or cold
Jan 44439
Feb 52745
Mar 641351
Apr 711660
May 621073
Jun 451714
Jul 390524
Aug 390522
Sep 50569
Oct 651551
Nov 591141
Dec 45446

Score = 40 × share of comfortable days + 25 × share of days without notable rain + 20 × share of days neither hot (90°F+) nor cold (high 40°F or below) + 15 × daylight. How the score works.

Frost dates in Tulsa

The last spring frost typically comes around Mar 31, and the first fall frost around Nov 4, leaving 220 frost-free days in a typical year.

Frost and freeze dates for Tulsa
Typical date1 year in 10
Last spring frost (32°F)Mar 31after Apr 15
First fall frost (32°F)Nov 4before Oct 20
Last hard freeze (28°F)Mar 17after Apr 5
First hard freeze (28°F)Nov 13before Oct 31
Frost-free season220 daysunder 198 days

"Typical" is the date with a 50% chance of a later spring frost (or earlier fall frost). Planting after the "1 year in 10" spring date gives a 90% chance of no further frost. The Old Farmer's Almanac publishes 30% dates, which fall between our typical and 1-in-10 dates.

Station: Tulsa Intl Airport (USW00013968), NOAA 1991-2020 freeze probabilities. Frost dates for every city in Oklahoma.

Hottest and coldest readings, 1991-2020

The highest reading was 113°F (August 3, 2011); the lowest was -12°F (February 10, 2011).

From the temperature station's daily records with NOAA quality flags removed. Not an all-time record.

Near Tulsa

Similar climates elsewhere

Also covers

Broken Arrow uses the same temperature and rain stations as Tulsa, so its monthly numbers are the ones on this page.

Where the numbers come from

  • Temperature, rain, snowfall, snow depth, frost dates and humidity and wind by hour: Tulsa Intl Airport (USW00013968), 6.7 mi ENE of the city center, 650 ft (72 ft lower than the city). NOAA normals and daily records, 1991-2020.
  • Daily humidity and wind: Tulsa International Airport (723560-13968), 7.1 mi ENE of the city center, 639 ft (83 ft lower than the city). Hourly observations, 1991-2020.
  • Not available for this location: cloud cover (no station close enough or similar enough in elevation).

Distances from the city center (USGS). Methodology · Report an error