Littleton, NH Weather & Growing Conditions
This Afternoon
61°F
Sunny
Sunny, with a high near 61. Northwest wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 61°F | Sunny | 0 mph | 0% |
| Tonight | 39°F | Partly Cloudy | 0 mph | 0% |
| Sunday | 55°F | Cloudy then Rain | 0 to 5 mph SE | 95% |
| Sunday Night | 40°F | Light Rain Likely then Rain Showers Likely | 0 to 5 mph N | 61% |
| Monday | 58°F | Partly Sunny | 5 mph N | 0% |
| Monday Night | 36°F | Mostly Cloudy | 0 to 5 mph N | 0% |
| Tuesday | 61°F | Mostly Sunny | 0 mph | 0% |
| Tuesday Night | 37°F | Partly Cloudy | 0 mph | 0% |
| Wednesday | 64°F | Mostly Sunny | 0 mph | 0% |
| Wednesday Night | 37°F | Partly Cloudy | 0 mph | 2% |
| Thursday | 63°F | Slight Chance Rain Showers | 0 mph | 20% |
| Thursday Night | 39°F | Chance Rain Showers | 0 mph | 28% |
| Friday | 63°F | Slight Chance Rain Showers | 0 to 5 mph N | 23% |
| Friday Night | 41°F | Slight Chance Rain Showers | 5 mph NE | 23% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Littleton, NH
Last spring frost
May 24
First fall frost
Sep 18
Growing season
116 days
Hardiness zone
4b
Explore more for Littleton, NH: full frost dates · planting calendar · New Hampshire frost dates
Climate data from the nearest NOAA station, Bethlehem 2, Nh (7.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.