Photo: AnonymousEditor95 · CC BY-SA 4.0Covelo reaches 100° on about 11 days a year, more than 91% of U.S. towns
The depth of winter brings overnight lows near 34°. Winter and summer sit 59° apart. Winters are mild: January nights here are milder than in 78% of U.S. towns. Keep the boiler serviced for the months from November to March, which average under 50°.
A year in Covelo at a glance
Each month’s typical high and low, and what it brings.
What stands out about Covelo’s climate
Compared with towns across the U.S., with Covelo’s place in California beside it.
What a year in Covelo feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 179 frost-free days a year
In half of years the last 32° night comes by April 23 and the first by October 19. Frost and day counts come from NOAA’s station at Covelo, CA, 1.2 miles from the town’s center, at about the same height.
The 2023 USDA map puts Covelo’s center in zone 8b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 19°. 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 3 inches of snow a winter
Snow, measured at Covelo, CA, falls mostly in February. Precipitation (rain plus melted snow) adds up to 46 inches a year; December is the wettest month and July the driest. Rain or snow falls on about 86 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Covelo
86% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from November 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 Covelo, CA.
Living with Covelo’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
179 frost-free days in zone 8b. The last frost comes by Apr 23 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 19.
Months with highs of 62–84° and lows of 40° or more: May, June and October. 1.9 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Covelo from natural hazards, river flooding is the largest share (64%). Normals are averages; the hazards page covers the extremes.
Natural hazards →Covelo and similar climates
TownRatings has no climate map of the towns around Covelo yet.
Climates most like Covelo’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 |
|---|---|---|---|---|
| Covelo, CA | 34° | 92° | 46" | 3.3" |
| Lake Murray of Richland, SC | 34° | 93° | 46" | 1.4" |
| Laurinburg, NC | 33° | 91° | 45" | 1.1" |
| Sulphur Springs, TX | 34° | 94° | 45" | 1.6" |
| Evans, GA | 35° | 92° | 45" | 0.8" |
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 Covelo averaged 0.6° warmer than the 1900s. The biggest change is in January (+1.6°).
A smaller shift than in 96% 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 Covelo compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Covelo’s place among California’s.
Covelo weather by month
Highs, lows and precipitation from NOAA’s grid at Covelo’s center; snow, wet days and snow on the ground from Covelo, CA. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 53° | 34° | 8.9" | 0.7" | 13 | 0 | 39° – 48° |
| February | 57° | 35° | 7.5" | 1.4" | 13 | 0 | 40° – 51° |
| March | 62° | 37° | 6.4" | 0.2" | 11 | 0 | 43° – 55° |
| April | 66° | 39° | 3.3" | 0.2" | 9 | 0 | 47° – 56° |
| May | 74° | 44° | 1.8" | 0.0" | 6 | 0 | 53° – 65° |
| June | 83° | 49° | 0.5" | 0.0" | 3 | 0 | 61° – 73° |
| July | 92° | 54° | 0.0" | 0.0" | 0 | 0 | 68° – 77° |
| August | 91° | 53° | 0.1" | 0.0" | 0 | 0 | 69° – 77° |
| September | 87° | 48° | 0.3" | 0.0" | 1 | 0 | 64° – 72° |
| October | 75° | 42° | 2.3" | 0.0" | 5 | 0 | 55° – 65° |
| November | 59° | 37° | 4.9" | 0.2" | 11 | 0 | 42° – 53° |
| December | 51° | 34° | 9.6" | 0.6" | 15 | 0 | 39° – 46° |
| Year | 71° | 42° | 45.7" | 3.3" | 86 | 0 |
How much a month can swing
A normal is an average. May swings the most: from 1991 to 2020 its average ranged from 53° to 65°. December is the most reliable, staying within 7°.
Where Covelo’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 Covelo’s center.
- Snow: Covelo, CA (NOAA station in town).
- Frost, freezing nights, 90° and 100° days, heating and cooling: Covelo, CA, 1.2 miles from the town’s center, at about the same height; 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 Covelo’s climate
What is the weather like in Covelo?
A typical July afternoon reaches 92°, a January night drops to 34°, and about 3 inches of snow falls in a normal winter. Milder January nights than 78% of U.S. towns; hotter July afternoons than 88% of U.S. towns.
How cold does it get in Covelo in winter?
December nights average 34°. About 77 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 39°.
How much snow does Covelo get?
About 3.3 inches in a normal winter at Covelo, CA, most of it in February, with snow on the ground about 0 days a year.
How hot does it get in Covelo?
July, with a typical high of 92° and a low of 54°. About 74 days a year reach 90° and 11 reach 100° (Covelo, CA).
When is the first and last frost in Covelo?
In half of years the last spring frost (32°) comes by April 23 and the first fall frost by October 19, about 179 frost-free days, at Covelo, CA.
What growing zone is Covelo in?
Zone 8b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 19°.
What is the best time of year to visit Covelo?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Covelo getting warmer?
Yes: 1991–2020 averaged 0.6° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 96% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Covelo.
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.