A.D. Strickland Store · Photo: JDR4ever · CC BY-SA 4.0Chatsworth gets more rain and snow than 95% of U.S. towns: 57 inches of precipitation a year
January mornings start at about 30°. The seasons are far apart: from a winter night to a summer afternoon the average spans 59°. By July afternoons alone, it runs hotter than 75% of U.S. towns. The frost-free window for a garden runs roughly April 2 to November 1.
A year in Chatsworth at a glance
Each month’s typical high and low, and what it brings.
What stands out about Chatsworth’s climate
Compared with towns across the U.S., with Chatsworth’s place in Georgia beside it.
What a year in Chatsworth feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 212 frost-free days a year
In half of years the last 32° night comes by April 2 and the first by November 1. Frost and day counts come from NOAA’s station at Chatsworth 2, GA, 1.9 miles from the town’s center, at about the same height.
The 2023 USDA map puts Chatsworth’s center in zone 8a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 12°. 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 57 inches of rain a year
December is the wettest month and October the driest.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Chatsworth
68% 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 Chatsworth 2, GA.
Living with Chatsworth’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
212 frost-free days in zone 8a. The last frost comes by Apr 2 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 1.
Months with highs of 62–84° and lows of 40° or more: April, May, September and October. 0.4 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Chatsworth from natural hazards, river flooding is the largest share (30%); heat waves, cold waves, winter storms and ice storms together are 16%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Chatsworth and similar climates
TownRatings has no climate map of the towns around Chatsworth yet.
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 Chatsworth averaged 0.6° warmer than the 1900s. The biggest change is in December (+1.8°).
A smaller shift than in 97% 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 Chatsworth compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Chatsworth’s place among Georgia’s.
Chatsworth weather by month
Highs, lows and precipitation from NOAA’s grid at Chatsworth’s center. 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 51° | 30° | 5.0" | 31° – 47° |
| February | 56° | 33° | 4.6" | 34° – 53° |
| March | 64° | 40° | 5.5" | 45° – 61° |
| April | 73° | 47° | 5.0" | 55° – 64° |
| May | 80° | 56° | 4.6" | 63° – 73° |
| June | 86° | 64° | 4.8" | 71° – 79° |
| July | 90° | 68° | 4.9" | 75° – 83° |
| August | 89° | 67° | 4.5" | 74° – 83° |
| September | 84° | 61° | 4.1" | 69° – 78° |
| October | 73° | 49° | 3.4" | 58° – 65° |
| November | 62° | 38° | 4.5" | 44° – 55° |
| December | 54° | 33° | 5.6" | 34° – 53° |
| Year | 72° | 49° | 56.5" |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 34° to 53°. July is the most reliable, staying within 8°.
Where Chatsworth’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 Chatsworth’s center.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Chatsworth 2, GA, 1.9 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 Chatsworth’s climate
What is the weather like in Chatsworth?
A typical July afternoon reaches 90°, a January night drops to 30°. Milder January nights than 73% of U.S. towns; hotter July afternoons than 75% of U.S. towns.
How cold does it get in Chatsworth in winter?
January nights average 30°. About 75 nights a year reach 32° or below. In the coldest January of the last 30 years the month averaged 31°.
How hot does it get in Chatsworth?
July, with a typical high of 90° and a low of 68°. About 48 days a year reach 90° (Chatsworth 2, GA).
When is the first and last frost in Chatsworth?
In half of years the last spring frost (32°) comes by April 2 and the first fall frost by November 1, about 212 frost-free days, at Chatsworth 2, GA.
What growing zone is Chatsworth in?
Zone 8a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 12°.
What is the best time of year to visit Chatsworth?
By one simple rule (highs of 62–84° and lows of 40° or more), April, May, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Chatsworth getting warmer?
Yes: 1991–2020 averaged 0.6° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 97% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Chatsworth.
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.