Photo: Acroterion · CC BY-SA 4.0The climate in Rohrersville sits close to the middle of U.S. towns
High summer brings afternoon highs near 86°. Temperatures cover 62° across the year, low to high. Garden planting can start around April 26; autumn frost returns near October 18.
A year in Rohrersville at a glance
Each month’s typical high and low, and what it brings.
What stands out about Rohrersville’s climate
Compared with towns across the U.S., with Rohrersville’s place in Maryland beside it.
What a year in Rohrersville feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 175 frost-free days a year
In half of years the last 32° night comes by April 26 and the first by October 18. Frost and day counts come from NOAA’s station at Sharpsburg 5 S, MD, 4 miles from the town’s center, 240 ft lower.
The 2023 USDA map puts Rohrersville’s center in zone 7a: the coldest night of a typical winter, averaged over 1991–2020, reaches about 4°. 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 43 inches of rain a year
May is the wettest month and February the driest.
Rain + melted snow by month
Inches of water
Heating and cooling a home in Rohrersville
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 Sharpsburg 5 S, MD.
Living with Rohrersville’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
175 frost-free days in zone 7a. The last frost comes by Apr 26 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 18.
Months with highs of 62–84° and lows of 40° or more: April, May, June, August, September and October.
Parks & trails →Of the yearly building losses FEMA expects in Rohrersville from natural hazards, river flooding is the largest share (60%); heat waves, cold waves, winter storms and ice storms together are 7%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Rohrersville and similar climates
TownRatings has no climate map of the towns around Rohrersville 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 Rohrersville averaged 1.5° warmer than the 1900s. The biggest change is in December (+2.8°).
A bigger shift than in 62% 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 Rohrersville compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Rohrersville’s place among Maryland’s.
Rohrersville weather by month
Highs, lows and precipitation from NOAA’s grid at Rohrersville’s center. 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 40° | 23° | 3.0" | 23° – 40° |
| February | 44° | 26° | 2.5" | 24° – 43° |
| March | 52° | 32° | 3.8" | 37° – 51° |
| April | 65° | 42° | 3.6" | 49° – 59° |
| May | 74° | 51° | 4.4" | 58° – 68° |
| June | 82° | 60° | 3.8" | 67° – 73° |
| July | 86° | 65° | 4.0" | 71° – 78° |
| August | 84° | 63° | 3.4" | 69° – 77° |
| September | 77° | 56° | 4.4" | 64° – 70° |
| October | 66° | 45° | 3.4" | 52° – 63° |
| November | 54° | 35° | 3.1" | 38° – 50° |
| December | 44° | 28° | 3.5" | 26° – 45° |
| Year | 64° | 44° | 43.0" |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 26° to 45°. June is the most reliable, staying within 7°.
Where Rohrersville’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 Rohrersville’s center.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Sharpsburg 5 S, MD, 4 miles from the town’s center, 240 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 Rohrersville’s climate
What is the weather like in Rohrersville?
A typical July afternoon reaches 86°, a January night drops to 23°. Milder January nights than 58% of U.S. towns; hotter July afternoons than 54% of U.S. towns.
How cold does it get in Rohrersville in winter?
January nights average 23°. About 126 nights a year reach 32° or below and 2 reach 0° or below. In the coldest January of the last 30 years the month averaged 23°.
How hot does it get in Rohrersville?
July, with a typical high of 86° and a low of 65°. About 25 days a year reach 90° (Sharpsburg 5 S, MD).
When is the first and last frost in Rohrersville?
In half of years the last spring frost (32°) comes by April 26 and the first fall frost by October 18, about 175 frost-free days, at Sharpsburg 5 S, MD.
What growing zone is Rohrersville in?
Zone 7a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about 4°.
What is the best time of year to visit Rohrersville?
By one simple rule (highs of 62–84° and lows of 40° or more), April, May, June, August, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Rohrersville getting warmer?
Yes: 1991–2020 averaged 1.5° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 62% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Rohrersville.
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.