Weather in Mills River, North Carolina
Roses open on the Piedmont edge. Day 58 of spring. Read this microseason across nine climate regions →
- TodayMay 16Overcast—82°45°
- SundayMay 17Overcast—85°58°
- MondayMay 18Clear—84°61°
- TuesdayMay 19Overcast—85°59°
- WednesdayMay 20Drizzle63%88°61°
- ThursdayMay 21Showers89%79°62°
- FridayMay 22Drizzle68%72°60°
- PM 2.5
- 13.0 μg/m³
- PM 10
- 13.9 μg/m³
- NO₂
- 1.6 μg/m³
- Ozone
- 113.0 μg/m³
- UV Index
- 0.3 Low
Flowers blooming in late autumn, a sure sign of a bad winter coming.
- Moonrise
- 9:49 AM
- Moonset
- —
- In sign
- ♉︎ Taurus
Roses open on the Piedmont edge
Mills River at a glance
- Today vs. normal: 76°F — typical for the season
- Last frost: March 19 (climatological average for this latitude)
- Microseason: 28 of 72, May 16–20
- Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.
Right now in the garden
Peak growing season
As of May 16, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | — |
| May | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | — | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | — | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | fall brassicas, garlic (overwinter), carrots | — |
| December | — | — |
A year in weather
Mills River's warmest month is July (~75°F mean) and its coldest is January (~38°F). Rainfall peaks in July (4.1 inches) and bottoms out in October (2.6 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 38° | 3.3″ | 6 |
| February | 42° | 2.9″ | 6 |
| March | 48° | 3.5″ | 7 |
| April | 57° | 3.7″ | 7 |
| May | 65° | 3.5″ | 7 |
| June | 72° | 3.4″ | 8 |
| July | 75° | 4.1″ | 8 |
| August | 74° | 3.6″ | 7 |
| September | 68° | 3.7″ | 6 |
| October | 58° | 2.6″ | 4 |
| November | 48° | 3.0″ | 5 |
| December | 41° | 3.3″ | 6 |
Regional context
Mills River sits within a humid subtropical climate region — a cohort that shares similar temperature ranges, seasonal patterns, and growing conditions across nearby cities.
Similar climates: Charlotte, NC, Raleigh, NC, Winston-Salem, NC, Durham, NC, Greensboro, NC.
Frequently asked
- When does it freeze in Mills River?
- Mills River's last spring frost typically falls around mid-March, and the first fall frost arrives around mid-December.
- What is the rainy season in Mills River?
- July is the wettest month with about 4.1 inches of rain on average; the city receives roughly 41 inches annually.
- What is the warmest month in Mills River?
- July is typically warmest, averaging about 75°F.
- What is the coldest month in Mills River?
- January is typically coldest, averaging about 38°F.
- When can I start a vegetable garden in Mills River?
- Cool-season crops (peas, lettuce) can be sown around the last spring frost (mid-March); warm-season crops (tomatoes, peppers) wait until 1–2 weeks after.
- How many rainy days does Mills River get?
- Mills River averages about 78 rainy days per year.
- What hardiness zone is Mills River?
- Mills River's USDA hardiness zone is determined by its lowest average winter temperature; check the USDA's online lookup with the city ZIP for the current zone designation.
Climate
Mills River, North Carolina sits in a humid subtropical climate zone. January means hover near 38°F while July averages 75°F — a 37°F seasonal swing.
Across the year, Mills River receives about 41 inches of precipitation spread over roughly 78 rainy days.
The rhythm of the year is set by latitude (35.4°N), proximity to large water bodies, and elevation — all of which shape what grows here, when frost is likely, and what the weather story looks like day to day.