New Hampshire weather in March: Statewide normals and every place, NOAA 1991-2020
In March, New Hampshire's statewide normal high is 40°F and normal low 19°F; normal highs run from 36°F in Colebrook to 46°F in Manchester (NOAA 1991-2020 normals).
- Statewide normal high
- 40°FMarch, 1991-2020
- Statewide normal low
- 19°FMarch, 1991-2020
- Statewide normal precipitation
- 3.59 inMarch
- Warmest place
- 46°Fnormal high, Manchester
- Coolest place
- 36°Fnormal high, Colebrook
Where is New Hampshire warmest and wettest in March?
Manchester has the warmest March afternoons (46°F) and Colebrook the coolest (36°F). Durham gets the most precipitation (4.39 in) and Whitefield the least (2.06 in). The most snow falls in Bethlehem (16.7 inches).
Statewide, March averaged 32.4°F in 2021, 32.0°F in 2022, 32.3°F in 2023, 35.2°F in 2024, 33.8°F in 2025, 33.0°F in 2026, against a 1991-2020 normal of 29.9°F.
| Place | High | Low | Precip. | Snow |
|---|---|---|---|---|
| Manchester | 46°F | 27°F | 3.45 | – |
| Nashua | 45°F | 24°F | 4.11 | – |
| Concord | 44°F | 23°F | 3.28 | 13.6 |
| Rochester | 44°F | 25°F | 3.72 | – |
| Keene | 43°F | 20°F | 3.35 | 11.0 |
| Laconia | 43°F | 21°F | 3.39 | 9.4 |
| Lebanon | 43°F | 21°F | 2.70 | – |
| Durham | 43°F | 25°F | 4.39 | – |
| Berlin | 39°F | 14°F | 2.07 | – |
| Milford | 45°F | 24°F | 3.79 | 14.4 |
| Franklin | 42°F | 20°F | 3.31 | – |
| Hanover | 44°F | 24°F | 2.96 | 13.5 |
| Hudson | 45°F | 23°F | 4.22 | 14.6 |
| Newport | 41°F | 19°F | 2.96 | 12.7 |
| Plymouth | 41°F | 18°F | 3.15 | 13.5 |
| Meredith | 41°F | 23°F | 3.45 | 15.4 |
| Jaffrey | 42°F | 23°F | 3.87 | – |
| Epping | 44°F | 24°F | 4.23 | 9.9 |
| North Conway | 42°F | 20°F | 3.67 | 15.9 |
| Lancaster | 38°F | 14°F | 2.21 | 11.6 |
| Gorham | 39°F | 16°F | 2.86 | – |
| Whitefield | 40°F | 16°F | 2.06 | – |
| Colebrook | 36°F | 11°F | 2.49 | 14.5 |
| Greenville | 42°F | 22°F | 4.25 | 15.7 |
| Bethlehem | 40°F | 14°F | 2.56 | 16.7 |
| Lincoln | 40°F | 19°F | 3.34 | – |
| Walpole | 42°F | 21°F | 3.59 | – |
| Bradford | 41°F | 21°F | 3.84 | 11.8 |
| Benton (5 mi SW) | 38°F | 18°F | 2.75 | 14.2 |
| East Milford | 44°F | 24°F | 3.67 | 9.8 |
| East Sandwich | 42°F | 19°F | 4.24 | – |
| Errol Airport | 36°F | 11°F | 2.82 | – |
| First Connecticut Lake | 34°F | 10°F | 3.04 | 24.6 |
| Grafton | 40°F | 17°F | 3.05 | – |
| Greenland | 43°F | 25°F | 4.77 | 13.9 |
| Hopkinton Lake | 43°F | 20°F | 3.75 | – |
| Jaffrey Silver Ranch Airpark | 43°F | 22°F | 4.03 | – |
| Jefferson | 38°F | 18°F | 2.61 | 16.7 |
| Massabesic Lake | 43°F | 24°F | 3.19 | 6.7 |
| Mount Sunapee | 40°F | 22°F | 3.74 | 12.3 |
| Mount Washington | 21°F | 5°F | 6.72 | 46.2 |
| North Stratford | 37°F | 14°F | 2.42 | 13.9 |
| Pinkham Notch | 36°F | 15°F | 4.87 | 26.4 |
| Salisbury | 42°F | 22°F | 3.51 | – |
| Tamworth 4 | 40°F | 17°F | 3.99 | 14.0 |
| Waterville Valley Nepp | 38°F | 15°F | 4.30 | – |
| Weare | 42°F | 23°F | – | – |
| Weare (2 mi NE) | 42°F | 22°F | 3.78 | – |
| Wentworth | 42°F | 17°F | 3.01 | 13.3 |
| West Hampstead | 45°F | 24°F | 4.24 | 14.3 |
| York Pond | 36°F | 15°F | 3.19 | 16.4 |
Source: NOAA NCEI nClimDiv statewide normals; NOAA NCEI 1991-2020 monthly normals for each station.