Guilford Lake has chilly winters and pleasant summers
A typical July afternoon reaches 83°, a January night drops to 19°.
A year in Guilford Lake at a glance
Each month’s typical high and low, and what it brings.
What stands out about Guilford Lake’s climate
Read from where Guilford Lake sits among Ohio’s towns. The page puts what stands out first.
Warmer than it used to be
The last 30 years in Guilford Lake averaged 1.8° warmer than the 1900s. The biggest change is in December (+3.0°).
A bigger shift than in 88% of U.S. towns.
Change by month
Living with Guilford Lake’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
165 frost-free days. The last frost comes by May 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 Oct 13.
Months averaging under 55° run from October through April. Heating is 91% of the year’s heating-and-cooling load.
About 15 days a year reach 90°, and July afternoons average 83°.
The nicest months are May, June, July, August, September and October. 0.0 miles of trails are waiting.
Parks & trails →Normals are averages. Ice storms, nor’easters, floods and heat waves are on the natural hazards page.
Natural hazards →What a year in Guilford Lake feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
Rain and snow in Guilford Lake
June is the wettest month and February the driest.
Rain + melted snow by month
Inches of water
Snowfall by month
No snow records from a nearby station.
About 165 frost-free days a year
In half of years the last 32° night comes by May 2 and the first by October 13.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
Guilford Lake and its neighbors
Butler has the coldest January nights next door (19°) and Center the hottest July afternoons (83°). Tap a town to see its climate.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value. Snow and frost-free days come from the nearest weather station, so neighbors often share them.
How Guilford Lake compares
Against every U.S. town on TownTapestry, each counted once, with its place in Ohio.
Guilford Lake weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 35° | 19° | 2.9" | 18° – 37° |
| February | 38° | 21° | 2.3" | 15° – 38° |
| March | 48° | 28° | 3.1" | 31° – 50° |
| April | 61° | 38° | 3.7" | 43° – 54° |
| May | 71° | 47° | 4.1" | 52° – 65° |
| June | 79° | 56° | 4.6" | 63° – 71° |
| July | 83° | 60° | 4.2" | 67° – 76° |
| August | 81° | 59° | 3.6" | 66° – 75° |
| September | 75° | 52° | 3.8" | 60° – 68° |
| October | 63° | 42° | 3.3" | 48° – 59° |
| November | 50° | 33° | 2.7" | 35° – 49° |
| December | 39° | 25° | 2.8" | 21° – 43° |
| Year | 60° | 40° | 40.9" |
Heating and cooling a home in Guilford Lake
91% of the work is heating, so the furnace matters far more than the air conditioner.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. Source: NOAA station normals.
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 15° to 38°. September is the most reliable, staying within 8°.
Common questions about Guilford Lake’s climate
What is the coldest month in Guilford Lake?
January, with a typical high of 35° and a low of 19°.
What is the hottest month in Guilford Lake?
July, with a typical high of 83° and a low of 60°. About 15 days a year reach 90°.
When is the first frost in Guilford Lake?
In half of years the first 32° night comes by October 13, and the last spring frost by May 2.
What is the rainiest month in Guilford Lake?
June, with 4.6 inches of rain and melted snow. The year totals 41 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Guilford Lake.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Guilford Lake itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Millport 4 Ne, OH (3 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Today’s forecast: National Weather Service.