Caribou weather in March: Caribou, Maine: normal highs, lows, rain and records for March
Caribou in March has a normal high of 34°F and a normal low of 16°F, a daily mean of 25°F, rising from 29°F on the 1st to 40°F by the 31st. Measurable precipitation falls on 13 days in a normal March, 2.77 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 1°C and low of −9°C, 70 mm of precipitation and 54 cm of snow in March.
- NOAA stationCaribou Weather Office
- Station IDUSW00014607
- Location46.87°N 68.02°W
- Elevation624 ft (190 m)
- Population7,328
- Jan 21° 3°
- Feb 24° 4°
- Mar 34° 16°
- Apr 48° 29°
- May 63° 41°
- Jun 72° 51°
- Jul 77° 56°
- Aug 76° 54°
- Sep 67° 46°
- Oct 53° 36°
- Nov 40° 26°
- Dec 28° 12°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Caribou in March?
The normal high is 34°F and the normal low 16°F, for a daily mean of 25.0°F. March is 10.8°F warmer than February and 13.5°F cooler than April. March is the 9th warmest month of the year in Caribou and the 11th wettest. Across the month the normal high rises 11°F, from 29°F on March 1 to 40°F on March 31. From one year to the next March's mean temperature typically moves about 4.1°F either way (NOAA's standard deviation), so roughly two Marchs in three average between 21°F and 29°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 43%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| March 1 | 29°F | 9°F | 43% | 21% |
| March 8 | 32°F | 12°F | 42% | 21% |
| March 15 | 34°F | 15°F | 42% | 21% |
| March 22 | 36°F | 18°F | 42% | 22% |
| March 31 | 40°F | 22°F | 42% | 23% |
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 | 29°F | 9°F | 43% | 21% | 11 h |
| March 2 | 29°F | 10°F | 42% | 21% | 11 h 10 min |
| March 3 | 30°F | 10°F | 42% | 21% | 11 h 10 min |
| March 4 | 30°F | 11°F | 42% | 21% | 11 h 10 min |
| March 5 | 30°F | 11°F | 42% | 21% | 11 h 20 min |
| March 6 | 31°F | 11°F | 42% | 21% | 11 h 20 min |
| March 7 | 31°F | 12°F | 42% | 21% | 11 h 20 min |
| March 8 | 32°F | 12°F | 42% | 21% | 11 h 30 min |
| March 9 | 32°F | 13°F | 42% | 21% | 11 h 30 min |
| March 10 | 32°F | 13°F | 42% | 21% | 11 h 30 min |
| March 11 | 33°F | 14°F | 42% | 21% | 11 h 40 min |
| March 12 | 33°F | 14°F | 42% | 21% | 11 h 40 min |
| March 13 | 33°F | 14°F | 42% | 21% | 11 h 40 min |
| March 14 | 34°F | 15°F | 42% | 21% | 11 h 50 min |
| March 15 | 34°F | 15°F | 42% | 21% | 11 h 50 min |
| March 16 | 34°F | 16°F | 42% | 21% | 11 h 50 min |
| March 17 | 35°F | 16°F | 42% | 21% | 12 h |
| March 18 | 35°F | 16°F | 42% | 21% | 12 h |
| March 19 | 35°F | 17°F | 42% | 21% | 12 h |
| March 20 | 36°F | 17°F | 42% | 22% | 12 h 10 min |
| March 21 | 36°F | 18°F | 42% | 22% | 12 h 10 min |
| March 22 | 36°F | 18°F | 42% | 22% | 12 h 10 min |
| March 23 | 37°F | 19°F | 42% | 22% | 12 h 20 min |
| March 24 | 37°F | 19°F | 42% | 22% | 12 h 20 min |
| March 25 | 37°F | 19°F | 42% | 22% | 12 h 20 min |
| March 26 | 38°F | 20°F | 42% | 22% | 12 h 30 min |
| March 27 | 38°F | 20°F | 42% | 22% | 12 h 30 min |
| March 28 | 39°F | 21°F | 42% | 22% | 12 h 30 min |
| March 29 | 39°F | 21°F | 42% | 22% | 12 h 40 min |
| March 30 | 39°F | 22°F | 42% | 23% | 12 h 40 min |
| March 31 | 40°F | 22°F | 42% | 23% | 12 h 40 min |
- Normal high
- 34°FMarch average
- Normal low
- 16°FMarch average
- Precipitation
- 2.77 inmonth total
- Days with precipitation
- 130.01 inch or more
- Snowfall
- 21.4 inmonth total
- Nights at 32°F or colder
- 29
- Daylight
- 11 h to 12 h 40 minMarch 1 to March 31
- Sunshine
- 68%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00014607; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain or snow in Caribou in March?
On a given March day the chance of 0.01 inch or more is 42% on average, highest around March 1 (43%). In all, 2.77 in falls on 13 days of a normal March.
In a normal March in Caribou, 29 nights fall to freezing, 13 days stay below freezing all day and snowfall averages 21.4 inches.
Snow falls on 11 days in a normal March, and an inch or more covers the ground on 30 days.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00014607.
How humid and windy is Caribou in March?
At 3 p.m. the normal temperature is 39°F with 50% relative humidity and a dew point of 22°F; at 6 a.m. it is 26°F with 76% humidity. The wind averages 8.4 mph, most often from the 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. | 26°F | 19°F | 76% | 7.2 mph | 50% |
| 9 a.m. | 32°F | 21°F | 64% | 9.0 mph | 47% |
| noon | 37°F | 21°F | 53% | 10.3 mph | 43% |
| 3 p.m. | 39°F | 22°F | 50% | 10.5 mph | 43% |
| 6 p.m. | 36°F | 22°F | 56% | 8.4 mph | 47% |
| 9 p.m. | 32°F | 22°F | 65% | 7.6 mph | 53% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00014607. 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 Caribou?
The warmest March temperature on Caribou's official record (since 1939) is 75°F, on March 21, 2012; the coldest is −28°F, on March 2, 2001. The wettest March brought 5.74 in (2024); the snowiest, 47.1 inches (1955).
The March mean against the 1991-2020 normal of 25.0°F: 2021 26.9°F (+1.9), 2022 25.5°F (+0.5), 2023 28.3°F (+3.3), 2024 31.2°F (+6.2), 2025 28.7°F (+3.7), 2026 25.6°F (+0.6). 6 of 6 ran warmer than normal.
| March | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 26.9°F | +1.9°F | 2.44 in |
| 2022 | 25.5°F | +0.5°F | 4.00 in |
| 2023 | 28.3°F | +3.3°F | 2.26 in |
| 2024 | 31.2°F | +6.2°F | 5.74 in |
| 2025 | 28.7°F | +3.7°F | 3.92 in |
| 2026 | 25.6°F | +0.6°F | 3.73 in |
Source: records: ACIS, NWS threaded record CARthr; recent months: ACIS, station USW00014607. Records and recent months use complete months only.
How does March in Caribou compare across Maine?
Across the 42 places PlainClimate covers in Maine, March normal highs run from 33°F in Limestone to 44°F in Sanford; Caribou's is 34°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.