Few U.S. towns have colder winter nights than Eagle Creek Colony
Midsummer highs settle at about 81°. Its yearly precipitation falls short of 95% of U.S. towns. The latest 30-year average runs 1.8° warmer than 1901–2000’s, with January up the most. Tender plants can go out after about May 23; in half of years the first frost comes by September 14.
A year in Eagle Creek Colony at a glance
Each month’s typical high and low, and what it brings.
What stands out about Eagle Creek Colony’s climate
Compared with towns across the U.S., with Eagle Creek Colony’s place in Montana beside it.
What a year in Eagle Creek Colony feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 112 frost-free days a year
In half of years the last 32° night comes by May 23 and the first by September 14. Frost and day counts come from NOAA’s station at Dunkirk 19nne, MT, 12 miles from the town’s center, 290 ft lower.
The 2023 USDA map puts Eagle Creek Colony’s center in zone 4a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −28°. 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 35 inches of snow a winter
Snow, measured at Joplin, MT, falls mostly in January. Precipitation (rain plus melted snow) adds up to 12 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 66 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Eagle Creek Colony
98% 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 Dunkirk 19nne, MT.
Living with Eagle Creek Colony’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
112 frost-free days in zone 4a. The last frost comes by May 23 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 14.
Months with highs of 62–84° and lows of 40° or more: June, July, August and September.
Parks & trails →Cold waves are 49% of the yearly building losses FEMA expects in Eagle Creek Colony from natural hazards, the largest share. Normals are averages; the hazards page covers the extremes.
Natural hazards →Eagle Creek Colony and similar climates
TownRatings has no climate map of the towns around Eagle Creek Colony yet.
Climates most like Eagle Creek Colony’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 |
|---|---|---|---|---|
| Eagle Creek Colony, MT | 7° | 81° | 12" | 35" |
| Alamosa, CO | 3° | 82° | 8" | 30" |
| Dickinson, ND | 5° | 83° | 16" | 35" |
| Taos, NM | 11° | 84° | 13" | 28" |
| Laramie, WY | 12° | 81° | 12" | 64" |
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 Eagle Creek Colony averaged 1.8° warmer than the 1900s. The biggest change is in January (+5.4°).
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 Eagle Creek Colony compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Eagle Creek Colony’s place among Montana’s.
Eagle Creek Colony weather by month
Highs, lows and precipitation from NOAA’s grid at Eagle Creek Colony’s center; snow, wet days and snow on the ground from Joplin, MT. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 30° | 7° | 0.5" | 8.0" | 5 | 16 | 5° – 33° |
| February | 34° | 10° | 0.5" | 5.4" | 4 | 12 | −5° – 36° |
| March | 43° | 18° | 0.5" | 4.4" | 5 | 9 | 13° – 39° |
| April | 54° | 28° | 1.1" | 3.0" | 5 | 1 | 35° – 45° |
| May | 64° | 37° | 1.7" | 0.4" | 8 | 0 | 46° – 57° |
| June | 72° | 45° | 2.8" | 0.2" | 10 | 0 | 55° – 63° |
| July | 81° | 50° | 1.2" | 0.0" | 6 | 0 | 57° – 74° |
| August | 81° | 49° | 1.1" | 0.0" | 6 | 0 | 59° – 69° |
| September | 70° | 40° | 1.1" | 0.0" | 5 | 0 | 51° – 61° |
| October | 55° | 29° | 0.8" | 2.4" | 5 | 1 | 34° – 48° |
| November | 41° | 18° | 0.6" | 5.3" | 4 | 6 | 16° – 39° |
| December | 32° | 10° | 0.5" | 6.2" | 4 | 13 | 8° – 32° |
| Year | 55° | 28° | 12.4" | 35.3" | 66 | 58 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from -5° to 36°. June is the most reliable, staying within 8°.
Where Eagle Creek Colony’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 Eagle Creek Colony’s center.
- Snow: Joplin, MT.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Dunkirk 19nne, MT, 12 miles from the town’s center, 290 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 Eagle Creek Colony’s climate
What is the weather like in Eagle Creek Colony?
A typical July afternoon reaches 81°, a January night drops to 7°, and about 35 inches of snow falls in a normal winter. Colder January nights than 96% of U.S. towns; cooler July afternoons than 87% of U.S. towns.
How cold does it get in Eagle Creek Colony in winter?
January nights average 7°. About 208 nights a year reach 32° or below and 38 reach 0° or below. In the coldest January of the last 30 years the month averaged 5°.
How much snow does Eagle Creek Colony get?
About 35 inches in a normal winter at Joplin, MT, most of it in January, with snow on the ground about 58 days a year.
How hot does it get in Eagle Creek Colony?
July, with a typical high of 81° and a low of 50°. About 15 days a year reach 90° (Dunkirk 19nne, MT).
When is the first and last frost in Eagle Creek Colony?
In half of years the last spring frost (32°) comes by May 23 and the first fall frost by September 14, about 112 frost-free days, at Dunkirk 19nne, MT.
What growing zone is Eagle Creek Colony in?
Zone 4a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −28°.
What is the best time of year to visit Eagle Creek Colony?
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 Eagle Creek Colony 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 Eagle Creek Colony.
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.