Nitro, WV climate
Nitro has chilly winters and warm summers. A typical July afternoon reaches 87°, a January night drops to 25°, and about 11 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Nitro feels like
Winter
Spring
Summer
Fall
Nitro weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | 30-yr range |
|---|---|---|---|---|---|---|
| January | 44° | 25° | 3.2" | 4.1" | 12 | 27° – 42° |
| February | 48° | 28° | 3.2" | 2.7" | 11 | 26° – 45° |
| March | 57° | 34° | 4.1" | 2.6" | 12 | 40° – 57° |
| April | 70° | 43° | 3.6" | 0 | 12 | 50° – 62° |
| May | 77° | 52° | 4.8" | 0 | 13 | 59° – 72° |
| June | 84° | 61° | 4.4" | 0 | 12 | 68° – 76° |
| July | 87° | 65° | 4.9" | 0 | 11 | 72° – 80° |
| August | 86° | 64° | 3.7" | 0 | 9 | 71° – 80° |
| September | 81° | 57° | 3.4" | 0 | 8 | 65° – 75° |
| October | 69° | 45° | 3.0" | 0 | 9 | 54° – 63° |
| November | 58° | 35° | 3.0" | 0 | 10 | 40° – 51° |
| December | 47° | 29° | 3.6" | 1.3" | 13 | 28° – 49° |
| Year | 67° | 45° | 44.8" | 10.7" | 132 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Nitro
Nitro gets 45 inches of rain and melted snow a year. July is the wettest month and November the driest. Rain or snow falls on about 132 days a year.
About 193 frost-free days a year
In half of years the last 32° night comes by April 18 and the first one by October 30. That leaves about 193 frost-free days for gardens, longer than 67% of U.S. towns.
Heating and cooling a home in Nitro
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Nitro, 80% of that work is heating and 20% is cooling.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
Nitro and its neighbors
Nitro borders 4 towns with climate data. January nights across them vary by 0.2°. Cross Lanes has both the coldest January nights (25°) and the hottest July afternoons (87°). Nitro’s January low is 25° and its July high 87°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How Nitro compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Nitro averaged 1.1° warmer than the 1900s. The biggest change is in April (+2.0°). The shift is smaller than in 62% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Nitro’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. December swings the most: between 1991 and 2020 its average temperature ranged from 28° to 49°. June is the most reliable, staying within 8°.
Common questions about Nitro’s climate
What is the coldest month in Nitro?
January, with a typical high of 44° and a low of 25°.
What is the hottest month in Nitro?
July, with a typical high of 87° and a low of 65°. About 30 days a year reach 90°.
How much snow does Nitro get?
About 11 inches in a normal winter, most of it in January.
When is the first frost in Nitro?
In half of years the first 32° night comes by October 30, and the last spring frost by April 18.
What is the rainiest month in Nitro?
July, with 4.9 inches of rain and melted snow. The year totals 45 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Nitro itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Winfield Locks, WV (10 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.