Waco - 100° Day Summary

Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Deep tropical moisture will lead to widespread showers and thunderstorms capable of producing flash flooding through early next week over the Southwest and Four Corners. A coastal storm is expected to impact the southeast U.S. coast and mid-Atlantic regions with flooding, dangerous rip currents, gusty winds and heavy rain up much of the East Coast through early next week. Read More >

100° Day Summary for Waco Click Here for DFW

Average Number of 100° Days (1991-2020):

Waco - 100-Degree Days (1991-2020)

(March, April, and October have had 100° days,
but the average is near zero.)

First and Last Occurrences (1902-2024):

Average date of first 100°F: July 4
Average date of last 100°F: August 30
Earliest occurrence: Mar 28, 1971 (100°F)
Latest occurrence: Oct 15, 2024 (100°F)
Latest first occurrence: Oct 3, 1979 (101°F)
Earliest last occurrence: Jul 8, 1931 (104°F)

Most and Fewest:

Most in a calendar year: 90 (2011)
Fewest in a calendar year: 0 (1920, 1919)
Most consecutive: 44 (Jun 30 - Aug 12, 2011)
Most in a month: 31 (Jul 2011, Jul 1980)
Greatest number of months in a year with at least one occurrence: 5
2024 - June, July, August, September, October
2022 - June, July, August, September, October
2011 - May, June, July, August, September
1998 - May, June, July, August, September
1985 - May, June, July, August, September
1977 - June, July, August, September, October
1963 - April, June, July, August, September
1911 - May, June, July, August, September
Only month to record both 100°F and 32°F: Mar 1971 (29°F on the 3rd and 100°F on the 28th)

Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Waco - 100° Day Summary

100° Day Summary for Waco Click Here for DFW

(March, April, and October have had 100° days, but the average is near zero.)

(March, April, and October have had 100° days,
but the average is near zero.)