Knox County Weather in March
Average highs run from 41°F on March 1 to 54°F on March 31, and lows from 18°F to 29°F. Normal precipitation for the month is 1.67 in over about 7 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
- 48°F
- Average low
- 24°F
- Precipitation
- 1.67 in
- Snowfall
- 7.9 in
- Record high
- 93°FMar 21, 2026
- Record low
- -13°FMar 3, 2019
- Chance of a freeze
- 100%
- Daylight
- 11 h 14 min to 12 h 42 min
- Cloud cover
- 66%
- Humidity
- 67%
- Dew point
- 26°F
- Wind
- 12.8 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 | 41°F | 18°F | 67°F 2022 | 4°F 2019 | 21% | 11% |
| Mar 2 | 42°F | 19°F | 67°F 2024 | -5°F 1943 | 21% | 11% |
| Mar 3 | 42°F | 19°F | 66°F 2021 | -13°F 2019 | 21% | 11% |
| Mar 4 | 42°F | 19°F | 65°F 2020 | -6°F 1945 | 21% | 10% |
| Mar 5 | 43°F | 20°F | 70°F 1937 | 0°F 1932 | 21% | 10% |
| Mar 6 | 43°F | 20°F | 69°F 1937 | -3°F 1943 | 21% | 10% |
| Mar 7 | 44°F | 20°F | 69°F 2020 | -6°F 1943 | 21% | 10% |
| Mar 8 | 44°F | 21°F | 75°F 2026 | -6°F 1943 | 21% | 10% |
| Mar 9 | 45°F | 21°F | 74°F 2021 | -2°F 1934 | 21% | 10% |
| Mar 10 | 45°F | 22°F | 72°F 2025 | 2°F 1932 | 21% | 9% |
| Mar 11 | 46°F | 22°F | 78°F 2024 | 4°F 1943 | 21% | 9% |
| Mar 12 | 46°F | 22°F | 69°F 1934 | 1°F 2022 | 21% | 9% |
| Mar 13 | 47°F | 23°F | 78°F 2025 | 12°F 1944 | 21% | 9% |
| Mar 14 | 47°F | 23°F | 80°F 1935 | 8°F 1940 | 21% | 9% |
| Mar 15 | 48°F | 24°F | 80°F 1935 | 4°F 1940 | 22% | 8% |
| Mar 16 | 48°F | 24°F | 79°F 1934 | 2°F 2026 | 22% | 8% |
| Mar 17 | 49°F | 24°F | 65°F 1938 | 1°F 1943 | 22% | 8% |
| Mar 18 | 49°F | 25°F | 74°F 2026 | 6°F 1939 | 22% | 8% |
| Mar 19 | 50°F | 25°F | 79°F 2026 | 5°F 2023 | 22% | 8% |
| Mar 20 | 50°F | 25°F | 84°F 2026 | 5°F 1943 | 22% | 7% |
| Mar 21 | 50°F | 26°F | 93°F 2026 | 0°F 1943 | 22% | 7% |
| Mar 22 | 51°F | 26°F | 83°F 1939 | 16°F 1933 | 23% | 7% |
| Mar 23 | 51°F | 27°F | 82°F 1939 | 9°F 1934 | 23% | 7% |
| Mar 24 | 52°F | 27°F | 78°F 1939 | 10°F 1940 | 23% | 7% |
| Mar 25 | 52°F | 27°F | 82°F 1939 | 12°F 1937 | 23% | 6% |
| Mar 26 | 53°F | 28°F | 71°F 1935 | 11°F 1937 | 24% | 6% |
| Mar 27 | 53°F | 28°F | 78°F 1946 | 11°F 1936 | 24% | 6% |
| Mar 28 | 53°F | 28°F | 87°F 2025 | 13°F 1936 | 24% | 6% |
| Mar 29 | 54°F | 29°F | 85°F 1943 | 12°F 1942 | 24% | 6% |
| Mar 30 | 54°F | 29°F | 93°F 1943 | 14°F 1944 | 24% | 5% |
| Mar 31 | 54°F | 29°F | 85°F 1946 | 8°F 1936 | 25% | 5% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CDT).
- March 1
- sunrise 7:07 AM, sunset 6:21 PM
- March 31
- sunrise 7:15 AM, sunset 7:57 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00251990 (Creighton), public domain. Records: NOAA GHCN-Daily, station USW00094911, 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.