Knoxville Weather in March
Average highs run from 39°F on March 1 to 50°F on March 31, and lows from 17°F to 26°F. Normal precipitation for the month is 2.52 in over about 14 wet days.
March day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
March at a glance
- Average high
- 44°F
- Average low
- 21°F
- Precipitation
- 2.52 in
- Snowfall
- 9.6 in
- Record high
- 81°FMar 29, 1945
- Record low
- -18°FMar 12, 1934
- Chance of a freeze
- 100%
- Daylight
- 11 h 15 min to 12 h 40 min
- Cloud cover
- 72%
- Humidity
- 85%
- Dew point
- 26°F
- Wind
- 6.9 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Mar 1 | 39°F | 17°F | 65°F 1976 | -10°F 2014 | 42% | 26% |
| Mar 2 | 39°F | 17°F | 61°F 1972 | -7°F 1967 | 42% | 25% |
| Mar 3 | 40°F | 18°F | 64°F 1991 | -5°F 1980 | 42% | 25% |
| Mar 4 | 40°F | 18°F | 63°F 1934 | -13°F 1943 | 42% | 25% |
| Mar 5 | 40°F | 18°F | 65°F 1946 | -13°F 1943 | 43% | 24% |
| Mar 6 | 41°F | 18°F | 69°F 1961 | -7°F 1948 | 43% | 24% |
| Mar 7 | 41°F | 19°F | 68°F 2022 | -7°F 1948 | 43% | 23% |
| Mar 8 | 41°F | 19°F | 66°F 2000 | -5°F 1943 | 43% | 23% |
| Mar 9 | 41°F | 19°F | 76°F 2000 | -11°F 1943 | 43% | 22% |
| Mar 10 | 42°F | 19°F | 73°F 2016 | -8°F 1943 | 43% | 21% |
| Mar 11 | 42°F | 20°F | 73°F 2026 | -6°F 1984 | 44% | 21% |
| Mar 12 | 42°F | 20°F | 69°F 2025 | -18°F 1934 | 44% | 21% |
| Mar 13 | 43°F | 20°F | 74°F 1990 | -12°F 1948 | 44% | 20% |
| Mar 14 | 43°F | 20°F | 76°F 1990 | -10°F 1948 | 44% | 20% |
| Mar 15 | 43°F | 21°F | 77°F 1990 | -4°F 1993 | 44% | 19% |
| Mar 16 | 44°F | 21°F | 77°F 1990 | 0°F 1992 | 45% | 19% |
| Mar 17 | 44°F | 21°F | 76°F 1927 | 0°F 1992 | 45% | 18% |
| Mar 18 | 44°F | 22°F | 75°F 2012 | -3°F 1967 | 45% | 18% |
| Mar 19 | 45°F | 22°F | 74°F 2012 | -9°F 1993 | 45% | 17% |
| Mar 20 | 45°F | 22°F | 73°F 2012 | -6°F 1967 | 45% | 17% |
| Mar 21 | 46°F | 22°F | 77°F 1948 | 2°F 1986 | 45% | 16% |
| Mar 22 | 46°F | 23°F | 80°F 1938 | 3°F 1965 | 45% | 15% |
| Mar 23 | 46°F | 23°F | 76°F 1938 | 0°F 1940 | 46% | 15% |
| Mar 24 | 47°F | 23°F | 73°F 2012 | 5°F 1934 | 46% | 14% |
| Mar 25 | 47°F | 24°F | 73°F 1939 | 4°F 1974 | 46% | 14% |
| Mar 26 | 48°F | 24°F | 74°F 1945 | 4°F 1974 | 46% | 13% |
| Mar 27 | 48°F | 24°F | 78°F 1945 | 8°F 2011 | 46% | 12% |
| Mar 28 | 49°F | 25°F | 76°F 2007 | 8°F 2014 | 47% | 12% |
| Mar 29 | 49°F | 25°F | 81°F 1945 | 11°F 1943 | 47% | 11% |
| Mar 30 | 50°F | 25°F | 80°F 1945 | 8°F 1970 | 47% | 11% |
| Mar 31 | 50°F | 26°F | 80°F 1986 | 9°F 1964 | 47% | 10% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (EDT).
- March 1
- sunrise 6:45 AM, sunset 6:00 PM
- March 31
- sunrise 6:54 AM, sunset 7:34 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00300023 (Addison), public domain. Records: NOAA GHCN-Daily, station USC00369408, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.