Granby Weather in March
Average highs run from 35°F on March 1 to 44°F on March 31, and lows from 8°F to 19°F. Normal precipitation for the month is 0.69 in over about 9 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
- 40°F
- Average low
- 13°F
- Precipitation
- 0.69 in
- Snowfall
- 19.4 in
- Record high
- 69°FMar 25, 2026
- Record low
- -30°FMar 3, 1965
- Chance of a freeze
- 100%
- Daylight
- 11 h 19 min to 12 h 38 min
- Cloud cover
- 68%
- Humidity
- 84%
- Dew point
- 18°F
- Wind
- 5.8 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 | 35°F | 8°F | 52°F 2008 | -18°F 1951 | 31% | 31% |
| Mar 2 | 35°F | 8°F | 51°F 2009 | -25°F 2002 | 31% | 31% |
| Mar 3 | 36°F | 9°F | 53°F 2025 | -30°F 1965 | 31% | 30% |
| Mar 4 | 36°F | 9°F | 50°F 1987 | -20°F 2007 | 30% | 30% |
| Mar 5 | 36°F | 9°F | 53°F 1950 | -25°F 1984 | 30% | 29% |
| Mar 6 | 37°F | 10°F | 55°F 1987 | -22°F 1976 | 30% | 28% |
| Mar 7 | 37°F | 10°F | 53°F 1987 | -22°F 1971 | 30% | 28% |
| Mar 8 | 37°F | 10°F | 49°F 1989 | -18°F 2022 | 29% | 27% |
| Mar 9 | 38°F | 11°F | 54°F 1953 | -18°F 1964 | 29% | 27% |
| Mar 10 | 38°F | 11°F | 55°F 1989 | -19°F 1969 | 29% | 26% |
| Mar 11 | 38°F | 12°F | 53°F 1989 | -28°F 2022 | 29% | 26% |
| Mar 12 | 39°F | 12°F | 50°F 1972 | -20°F 1956 | 29% | 26% |
| Mar 13 | 39°F | 12°F | 53°F 1949 | -28°F 1962 | 29% | 25% |
| Mar 14 | 39°F | 13°F | 51°F 2003 | -29°F 1962 | 29% | 25% |
| Mar 15 | 40°F | 13°F | 54°F 2015 | -20°F 1952 | 29% | 24% |
| Mar 16 | 40°F | 13°F | 57°F 2015 | -17°F 1962 | 29% | 24% |
| Mar 17 | 40°F | 14°F | 60°F 2012 | -15°F 1980 | 29% | 24% |
| Mar 18 | 41°F | 14°F | 61°F 2026 | -15°F 1980 | 29% | 23% |
| Mar 19 | 41°F | 14°F | 65°F 2026 | -20°F 1965 | 29% | 23% |
| Mar 20 | 41°F | 15°F | 66°F 2026 | -20°F 2010 | 29% | 23% |
| Mar 21 | 42°F | 15°F | 67°F 2026 | -16°F 1964 | 29% | 23% |
| Mar 22 | 42°F | 16°F | 66°F 2026 | -18°F 1952 | 29% | 22% |
| Mar 23 | 42°F | 16°F | 61°F 2004 | -15°F 1966 | 29% | 22% |
| Mar 24 | 42°F | 16°F | 65°F 2026 | -10°F 1966 | 29% | 22% |
| Mar 25 | 43°F | 17°F | 69°F 2026 | -17°F 1996 | 30% | 22% |
| Mar 26 | 43°F | 17°F | 69°F 2026 | -21°F 1955 | 30% | 22% |
| Mar 27 | 43°F | 17°F | 60°F 2026 | -18°F 1955 | 30% | 22% |
| Mar 28 | 44°F | 18°F | 62°F 2026 | -25°F 1975 | 30% | 22% |
| Mar 29 | 44°F | 18°F | 61°F 2026 | -25°F 1975 | 30% | 22% |
| Mar 30 | 44°F | 18°F | 60°F 2026 | -10°F 1994 | 31% | 22% |
| Mar 31 | 44°F | 19°F | 62°F 2004 | 1°F 1954 | 31% | 22% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MDT).
- March 1
- sunrise 6:37 AM, sunset 5:56 PM
- March 31
- sunrise 6:49 AM, sunset 7:27 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00053500 (Grand Lake 6 Ssw), public domain. Records: NOAA GHCN-Daily, station USC00053500, 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.