Photo: Frank Schulenburg · CC BY-SA 4.0Hardly any U.S. towns collect more precipitation than Downieville: 61 inches a year
The depth of winter brings overnight lows near 28°. From frosty January to warm July, readings climb 59°. Its January nights stay gentler than in 69% of U.S. towns. If you like long walks, May, June and September offer highs of 70–81°.
A year in Downieville at a glance
Each month’s typical high and low, and what it brings.
What stands out about Downieville’s climate
Compared with towns across the U.S., with Downieville’s place in California beside it.
What a year in Downieville feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 178 frost-free days a year
In half of years the last 32° night comes by April 28 and the first by October 25. Frost and day counts come from NOAA’s station at Downieville, CA, 1.1 miles from the town’s center, 390 ft lower.
The 2023 USDA map puts Downieville’s center in zone 8a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 15°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 26 inches of snow a winter
Snow, measured at Downieville, CA, falls mostly in February. Precipitation (rain plus melted snow) adds up to 61 inches a year; December is the wettest month and July the driest. Rain or snow falls on about 83 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Downieville
91% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Downieville, CA.
Living with Downieville’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
178 frost-free days in zone 8a. The last frost comes by Apr 28 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 25.
Months with highs of 62–84° and lows of 40° or more: May, June and September. 5.8 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Downieville from natural hazards, river flooding is the largest share (43%). Normals are averages; the hazards page covers the extremes.
Natural hazards →Downieville and similar climates
TownRatings has no climate map of the towns around Downieville yet.
Climates most like Downieville’s, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| Downieville, CA | 28° | 87° | 61" | 26" |
| Monticello, KY | 26° | 86° | 54" | 14" |
| Crossville, TN | 27° | 84° | 59" | 14" |
| Marion, NC | 28° | 88° | 58" | 7.1" |
| Fort Payne, AL | 31° | 86° | 60" | 5.0" |
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
Warmer than it used to be
The last 30 years in Downieville averaged 1.2° warmer than the 1900s. The biggest change is in September (+2.2°).
A smaller shift than in 60% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How Downieville compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Downieville’s place among California’s.
Downieville weather by month
Highs, lows and precipitation from NOAA’s grid at Downieville’s center; snow, wet days and snow on the ground from Downieville, CA. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 47° | 28° | 10.7" | 6.4" | 13 | 6 | 32° – 44° |
| February | 51° | 29° | 9.9" | 7.9" | 12 | 4 | 32° – 47° |
| March | 55° | 31° | 9.3" | 4.2" | 11 | 3 | 36° – 51° |
| April | 61° | 34° | 5.1" | 1.2" | 9 | 0 | 41° – 52° |
| May | 70° | 41° | 3.3" | 0.1" | 8 | 0 | 46° – 62° |
| June | 79° | 46° | 1.0" | 0.0" | 3 | 0 | 57° – 68° |
| July | 87° | 51° | 0.1" | 0.0" | 1 | 0 | 64° – 73° |
| August | 87° | 49° | 0.2" | 0.0" | 1 | 0 | 64° – 72° |
| September | 81° | 44° | 0.6" | 0.0" | 2 | 0 | 59° – 66° |
| October | 70° | 37° | 3.2" | 0.1" | 5 | 0 | 50° – 59° |
| November | 55° | 31° | 6.3" | 1.2" | 9 | 1 | 34° – 49° |
| December | 46° | 28° | 11.2" | 5.1" | 12 | 4 | 33° – 41° |
| Year | 66° | 37° | 60.8" | 26.2" | 83 | 18 |
How much a month can swing
A normal is an average. May swings the most: from 1991 to 2020 its average ranged from 46° to 62°. August is the most reliable, staying within 7°.
Where Downieville’s numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Downieville’s center.
- Snow: Downieville, CA (NOAA station in town).
- Frost, freezing nights, 90° and 100° days, heating and cooling: Downieville, CA, 1.1 miles from the town’s center, 390 ft lower; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about Downieville’s climate
What is the weather like in Downieville?
A typical July afternoon reaches 87°, a January night drops to 28°, and about 26 inches of snow falls in a normal winter. Milder January nights than 69% of U.S. towns; hotter July afternoons than 62% of U.S. towns.
How cold does it get in Downieville in winter?
December nights average 28°. About 112 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 33°.
How much snow does Downieville get?
About 26 inches in a normal winter at Downieville, CA, most of it in February, with snow on the ground about 18 days a year.
How hot does it get in Downieville?
July, with a typical high of 87° and a low of 51°. About 53 days a year reach 90° and 3 reach 100° (Downieville, CA).
When is the first and last frost in Downieville?
In half of years the last spring frost (32°) comes by April 28 and the first fall frost by October 25, about 178 frost-free days, at Downieville, CA.
What growing zone is Downieville in?
Zone 8a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 15°.
What is the best time of year to visit Downieville?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Downieville getting warmer?
Yes: 1991–2020 averaged 1.2° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 60% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Downieville.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.