Pendroy has cooler summers than 95% of U.S. towns
The coldest hours of a January night bottom out at 12° on average. June is the wettest month here, with about 6.7 times the rain of December. Its yearly precipitation falls short of 94% of U.S. towns. Tender plants can go out after about June 9; in half of years the first frost comes by September 3.
A year in Pendroy at a glance
Each month’s typical high and low, and what it brings.
What stands out about Pendroy’s climate
Compared with towns across the U.S., with Pendroy’s place in Montana beside it.
What a year in Pendroy feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 86 frost-free days a year
In half of years the last 32° night comes by June 9 and the first by September 3. Frost and day counts come from NOAA’s station at Blackleaf, MT, 8 miles from the town’s center, at about the same height.
The 2023 USDA map puts Pendroy’s center in zone 4b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −24°. 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 snow a winter
Snow, measured at Conrad, MT, falls mostly in February and November. Precipitation (rain plus melted snow) adds up to 14 inches a year; June is the wettest month and December the driest. Rain or snow falls on about 74 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Pendroy
99% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from September through May.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Blackleaf, MT.
Living with Pendroy’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
86 frost-free days in zone 4b. The last frost comes by Jun 9 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Sep 3.
Months with highs of 62–84° and lows of 40° or more: June, July, August and September.
Parks & trails →Of the yearly building losses FEMA expects in Pendroy from natural hazards, river flooding is the largest share (61%); heat waves, cold waves, winter storms and ice storms together are 30%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Pendroy and similar climates
TownRatings has no climate map of the towns around Pendroy yet.
Climates most like Pendroy’s, 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 |
|---|---|---|---|---|
| Pendroy, MT | 12° | 79° | 14" | 47" |
| Laramie, WY | 12° | 81° | 12" | 64" |
| Minot, ND | 2° | 82° | 17" | 52" |
| Gleneagle, CO | 14° | 84° | 21" | 55" |
| Taos, NM | 11° | 84° | 13" | 28" |
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 Pendroy averaged 1.8° warmer than the 1900s. The biggest change is in January (+5.3°).
A bigger shift than in 77% 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 Pendroy compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Pendroy’s place among Montana’s.
Pendroy weather by month
Highs, lows and precipitation from NOAA’s grid at Pendroy’s center; snow, wet days and snow on the ground from Conrad, MT. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 35° | 12° | 0.4" | 6.7" | 5 | 19 | 10° – 34° |
| February | 36° | 13° | 0.5" | 8.0" | 5 | 12 | 2° – 36° |
| March | 44° | 20° | 0.7" | 6.8" | 5 | 8 | 15° – 40° |
| April | 52° | 28° | 1.4" | 5.5" | 7 | 2 | 34° – 46° |
| May | 62° | 36° | 2.4" | 1.1" | 9 | 0 | 44° – 55° |
| June | 69° | 44° | 2.8" | 0.0" | 10 | 0 | 53° – 63° |
| July | 79° | 49° | 1.1" | 0.0" | 6 | 0 | 55° – 71° |
| August | 79° | 47° | 1.2" | 0.3" | 7 | 0 | 57° – 67° |
| September | 69° | 40° | 1.3" | 0.7" | 6 | 0 | 50° – 60° |
| October | 55° | 30° | 1.1" | 4.0" | 5 | 2 | 35° – 49° |
| November | 42° | 21° | 0.6" | 7.5" | 5 | 10 | 20° – 40° |
| December | 35° | 14° | 0.4" | 6.2" | 5 | 18 | 12° – 33° |
| Year | 55° | 29° | 13.9" | 46.8" | 74 | 71 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 2° to 36°. June is the most reliable, staying within 9°.
Where Pendroy’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 Pendroy’s center.
- Snow: Conrad, MT.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Blackleaf, MT, 8 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 Pendroy’s climate
What is the weather like in Pendroy?
A typical July afternoon reaches 79°, a January night drops to 12°, and about 47 inches of snow falls in a normal winter. Colder January nights than 91% of U.S. towns; cooler July afternoons than 95% of U.S. towns.
How cold does it get in Pendroy in winter?
January nights average 12°. About 207 nights a year reach 32° or below and 32 reach 0° or below. In the coldest January of the last 30 years the month averaged 10°.
How much snow does Pendroy get?
About 47 inches in a normal winter at Conrad, MT, most of it in February and November, with snow on the ground about 71 days a year.
How hot does it get in Pendroy?
July, with a typical high of 79° and a low of 49°. About 10 days a year reach 90° (Blackleaf, MT).
When is the first and last frost in Pendroy?
In half of years the last spring frost (32°) comes by June 9 and the first fall frost by September 3, about 86 frost-free days, at Blackleaf, MT.
What growing zone is Pendroy in?
Zone 4b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −24°.
What is the best time of year to visit Pendroy?
By one simple rule (highs of 62–84° and lows of 40° or more), June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Pendroy getting warmer?
Yes: 1991–2020 averaged 1.8° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 77% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Pendroy.
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.