St. Paul weather in March: St. Paul, Minnesota: normal highs, lows, rain and records for March
St. Paul in March has a normal high of 42°F and a normal low of 25°F, a daily mean of 33°F, rising from 34°F on the 1st to 50°F by the 31st. Measurable precipitation falls on 7 days in a normal March, 1.43 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 5°C and low of −4°C, 36 mm of precipitation in March.
- NOAA stationSt Paul Downtown Airport
- Station IDUSW00014927
- Location44.93°N 93.06°W
- Elevation700 ft (213 m)
- From the center3 miles
- Population307,465
- Jan 24° 9°
- Feb 29° 13°
- Mar 42° 25°
- Apr 57° 37°
- May 69° 49°
- Jun 79° 59°
- Jul 83° 64°
- Aug 80° 62°
- Sep 72° 53°
- Oct 58° 40°
- Nov 42° 27°
- Dec 29° 15°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is St. Paul in March?
The normal high is 42°F and the normal low 25°F, for a daily mean of 33.1°F. March is 12.3°F warmer than February and 13.9°F cooler than April. March is the 9th warmest month of the year in St. Paul and the 8th wettest. Across the month the normal high rises 16°F, from 34°F on March 1 to 50°F on March 31. From one year to the next March's mean temperature typically moves about 5.5°F either way (NOAA's standard deviation), so roughly two Marchs in three average between 28°F and 39°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 29%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| March 1 | 34°F | 18°F | 20% | 8% |
| March 8 | 38°F | 21°F | 22% | 10% |
| March 15 | 41°F | 24°F | 23% | 11% |
| March 22 | 45°F | 27°F | 25% | 13% |
| March 31 | 50°F | 31°F | 29% | 16% |
Every day of March: normal high, low and chance of precipitation (warmest afternoon March 31, coldest night March 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| March 1 | 34°F | 18°F | 20% | 8% | 11 h 10 min |
| March 2 | 35°F | 19°F | 20% | 8% | 11 h 10 min |
| March 3 | 35°F | 19°F | 20% | 8% | 11 h 10 min |
| March 4 | 36°F | 20°F | 21% | 8% | 11 h 20 min |
| March 5 | 36°F | 20°F | 21% | 9% | 11 h 20 min |
| March 6 | 37°F | 20°F | 21% | 9% | 11 h 20 min |
| March 7 | 37°F | 21°F | 22% | 9% | 11 h 20 min |
| March 8 | 38°F | 21°F | 22% | 10% | 11 h 30 min |
| March 9 | 38°F | 22°F | 22% | 10% | 11 h 30 min |
| March 10 | 39°F | 22°F | 22% | 10% | 11 h 30 min |
| March 11 | 39°F | 23°F | 23% | 10% | 11 h 40 min |
| March 12 | 40°F | 23°F | 23% | 10% | 11 h 40 min |
| March 13 | 40°F | 23°F | 23% | 11% | 11 h 40 min |
| March 14 | 41°F | 24°F | 23% | 11% | 11 h 50 min |
| March 15 | 41°F | 24°F | 23% | 11% | 11 h 50 min |
| March 16 | 42°F | 25°F | 24% | 11% | 11 h 50 min |
| March 17 | 42°F | 25°F | 24% | 11% | 12 h |
| March 18 | 43°F | 26°F | 24% | 12% | 12 h |
| March 19 | 43°F | 26°F | 24% | 12% | 12 h |
| March 20 | 44°F | 26°F | 24% | 12% | 12 h 10 min |
| March 21 | 44°F | 27°F | 25% | 12% | 12 h 10 min |
| March 22 | 45°F | 27°F | 25% | 13% | 12 h 10 min |
| March 23 | 45°F | 28°F | 25% | 13% | 12 h 20 min |
| March 24 | 46°F | 28°F | 26% | 13% | 12 h 20 min |
| March 25 | 46°F | 28°F | 26% | 14% | 12 h 20 min |
| March 26 | 47°F | 29°F | 27% | 14% | 12 h 20 min |
| March 27 | 47°F | 29°F | 27% | 14% | 12 h 30 min |
| March 28 | 48°F | 30°F | 27% | 15% | 12 h 30 min |
| March 29 | 48°F | 30°F | 28% | 15% | 12 h 30 min |
| March 30 | 49°F | 31°F | 28% | 15% | 12 h 40 min |
| March 31 | 50°F | 31°F | 29% | 16% | 12 h 40 min |
- Normal high
- 42°FMarch average
- Normal low
- 25°FMarch average
- Precipitation
- 1.43 inmonth total
- Days with precipitation
- 70.01 inch or more
- Nights at 32°F or colder
- 24
- Daylight
- 11 h 10 min to 12 h 40 minMarch 1 to March 31
- Days at 70°F or more
- 1
- Sunshine
- 69%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00014927; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in St. Paul in March?
On a given March day the chance of 0.01 inch or more is 24% on average, highest around March 31 (29%). In all, 1.43 in falls on 7 days of a normal March.
In a normal March in St. Paul, 24 nights fall to freezing and 6 days stay below freezing all day.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00014927.
How humid and windy is St. Paul in March?
At 3 p.m. the normal temperature is 48°F with 47% relative humidity and a dew point of 29°F; at 6 a.m. it is 33°F with 77% humidity. The wind averages 9.3 mph, most often from the west-northwest in the afternoon. A dew point under 50°F feels dry.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 33°F | 27°F | 77% | 7.6 mph | – |
| 9 a.m. | 39°F | 28°F | 64% | 9.7 mph | 53% |
| noon | 45°F | 28°F | 52% | 11.6 mph | 52% |
| 3 p.m. | 48°F | 29°F | 47% | 12.2 mph | 52% |
| 6 p.m. | 46°F | 28°F | 50% | 10.9 mph | 48% |
| 9 p.m. | 41°F | 29°F | 62% | 7.7 mph | 54% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00014927. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for March in St. Paul?
The warmest March temperature on this station's record (since 1872) is 83°F, on March 23, 1910; the coldest is −23°F, on March 11, 1948. The wettest March brought 3.34 in (1949); the snowiest, 38.3 inches (1951).
The March mean against the 1991-2020 normal of 33.1°F: 2021 40.7°F (+7.6), 2022 31.6°F (−1.5), 2023 29.8°F (−3.3), 2024 37.6°F (+4.5), 2025 39.0°F (+5.9), 2026 38.6°F (+5.5). 4 of 6 ran warmer than normal.
| March | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 40.7°F | +7.6°F | 2.89 in |
| 2022 | 31.6°F | −1.5°F | 2.63 in |
| 2023 | 29.8°F | −3.3°F | 2.12 in |
| 2024 | 37.6°F | +4.5°F | 1.40 in |
| 2025 | 39.0°F | +5.9°F | 2.02 in |
| 2026 | 38.6°F | +5.5°F | 0.61 in |
Source: records: ACIS, station USW00014927; recent months: ACIS, station USW00014927. Records and recent months use complete months only.
How does March in St. Paul compare across Minnesota?
Across the 129 places PlainClimate covers in Minnesota, March normal highs run from 32°F in Hallock to 45°F in Winona; St. Paul's is 42°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.