Dobbins reaches 100° on about 11 days a year, more than 91% of U.S. towns
January nights here settle around 38°. Winters are mild: January nights here are milder than in 85% of U.S. towns. September has warmed most since 1901–2000, part of a 0.9° rise. Central heating does most of its work from December to February, in months below 50° on average.
A year in Dobbins at a glance
Each month’s typical high and low, and what it brings.
What stands out about Dobbins’ climate
Compared with towns across the U.S., with Dobbins’ place in California beside it.
What a year in Dobbins feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 229 frost-free days a year
In half of years the last 32° night comes by April 1 and the first by November 17. Frost and day counts come from NOAA’s station at Dobbins 1 S, CA, 0.5 miles from the town’s center, 150 ft lower.
The 2023 USDA map puts Dobbins’ center in zone 9b: the coldest night of a typical winter, averaged over 1991–2020, reaches about 25°. 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 47 inches of rain a year
December is the wettest month and July the driest. Rain falls on about 74 days a year. Snow is rare: about 0.0" in a normal year at Harry L Englebright Dam, CA, so most winters see none.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Dobbins
76% of the work is heating. Months averaging under 55° run from November through March.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Dobbins 1 S, CA.
Living with Dobbins’ climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
229 frost-free days in zone 9b. The last frost comes by Apr 1 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Nov 17.
Months with highs of 62–84° and lows of 40° or more: April, May and October.
Parks & trails →Of the yearly building losses FEMA expects in Dobbins from natural hazards, wildfire is the largest share (70%); heat waves, cold waves, winter storms and ice storms together are 1%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Dobbins and similar climates
TownRatings has no climate map of the towns around Dobbins yet.
Climates most like Dobbins’, 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 |
|---|---|---|---|---|
| Dobbins, CA | 38° | 92° | 47" | 0.0" |
| Eastman, GA | 38° | 92° | 47" | 0.0" |
| Hardeeville, SC | 38° | 92° | 48" | 0.0" |
| Rusk, TX | 38° | 93° | 49" | 0.1" |
| Phenix City, AL | 36° | 92° | 51" | 0.0" |
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 Dobbins averaged 0.9° warmer than the 1900s. The biggest change is in September (+1.9°).
A smaller shift than in 83% 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 Dobbins compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Dobbins’ place among California’s.
Dobbins weather by month
Highs, lows and precipitation from NOAA’s grid at Dobbins’ center; snow, wet days and snow on the ground from Harry L Englebright Dam, CA. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 55° | 38° | 8.3" | 0.0" | 12 | 0 | 42° – 54° |
| February | 58° | 40° | 8.1" | 0.0" | 11 | 0 | 41° – 55° |
| March | 61° | 42° | 7.1" | 0.0" | 11 | 0 | 44° – 59° |
| April | 67° | 44° | 3.9" | 0.0" | 7 | 0 | 49° – 60° |
| May | 75° | 51° | 2.2" | 0.0" | 5 | 0 | 53° – 72° |
| June | 84° | 57° | 0.7" | 0.0" | 2 | 0 | 65° – 77° |
| July | 92° | 64° | 0.0" | 0.0" | 0 | 0 | 74° – 82° |
| August | 91° | 63° | 0.1" | 0.0" | 0 | 0 | 74° – 81° |
| September | 86° | 58° | 0.4" | 0.0" | 1 | 0 | 67° – 76° |
| October | 75° | 50° | 2.5" | 0.0" | 4 | 0 | 58° – 69° |
| November | 62° | 43° | 5.0" | 0.0" | 8 | 0 | 44° – 59° |
| December | 54° | 38° | 8.9" | 0.0" | 12 | 0 | 42° – 50° |
| Year | 72° | 49° | 47.2" | 0.0" | 74 | 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 72°. August is the most reliable, staying within 7°.
Where Dobbins’ 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 Dobbins’ center.
- Snow: Harry L Englebright Dam, CA.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Dobbins 1 S, CA, 0.5 miles from the town’s center, 150 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 Dobbins’ climate
What is the weather like in Dobbins?
A typical July afternoon reaches 92°, a January night drops to 38°, and snow is almost unheard of. Milder January nights than 85% of U.S. towns; hotter July afternoons than 88% of U.S. towns.
How cold does it get in Dobbins in winter?
December nights average 38°. About 58 nights a year reach 32° or below. In the coldest December of the last 30 years the month averaged 42°.
How much snow does Dobbins get?
About 0.0 inches in a normal winter at Harry L Englebright Dam, CA, so most winters see none.
How hot does it get in Dobbins?
July, with a typical high of 92° and a low of 64°. About 79 days a year reach 90° and 11 reach 100° (Dobbins 1 S, CA).
When is the first and last frost in Dobbins?
In half of years the last spring frost (32°) comes by April 1 and the first fall frost by November 17, about 229 frost-free days, at Dobbins 1 S, CA.
What growing zone is Dobbins in?
Zone 9b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 25°.
What is the best time of year to visit Dobbins?
By one simple rule (highs of 62–84° and lows of 40° or more), April, May and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Dobbins getting warmer?
Yes: 1991–2020 averaged 0.9° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 83% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Dobbins.
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.