Hartland Colony sits near the bottom of U.S. towns for winter warmth
On a normal July day the thermometer tops out near 84°. Rain follows the seasons: June brings about 7.7 times as much as February. By precipitation alone, it ranks drier than 95% of U.S. towns. Keep the boiler serviced for the months from October to April, which average under 50°.
A year in Hartland Colony at a glance
Each month’s typical high and low, and what it brings.
What stands out about Hartland Colony’s climate
Compared with towns across the U.S., with Hartland Colony’s place in Montana beside it.
What a year in Hartland Colony feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 13 inches of rain a year
June is the wettest month and February the driest.
Rain + melted snow by month
Inches of water
Living with Hartland Colony’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
Zone 3b.
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 Hartland Colony from natural hazards, river flooding is the largest share (51%); heat waves, cold waves, winter storms and ice storms together are 42%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Hartland Colony and similar climates
TownRatings has no climate map of the towns around Hartland Colony 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 Hartland Colony averaged 1.6° warmer than the 1900s. The biggest change is in January (+4.6°).
A bigger shift than in 66% 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 Hartland Colony compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Hartland Colony’s place among Montana’s.
Hartland Colony weather by month
Highs, lows and precipitation from NOAA’s grid at Hartland Colony’s center. 1991–2020 normals.
| Month | High | Low | Rain + melt | 30-yr range |
|---|---|---|---|---|
| January | 25° | 3° | 0.6" | −2° – 29° |
| February | 29° | 6° | 0.4" | −8° – 32° |
| March | 42° | 18° | 0.6" | 11° – 40° |
| April | 56° | 29° | 0.8" | 35° – 47° |
| May | 67° | 39° | 1.8" | 48° – 59° |
| June | 74° | 47° | 3.0" | 58° – 65° |
| July | 84° | 52° | 1.5" | 60° – 75° |
| August | 83° | 51° | 1.2" | 61° – 72° |
| September | 71° | 40° | 1.2" | 52° – 62° |
| October | 56° | 28° | 0.6" | 35° – 48° |
| November | 40° | 17° | 0.5" | 16° – 39° |
| December | 28° | 7° | 0.4" | 4° – 28° |
| Year | 54° | 28° | 12.5" |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from -8° to 32°. June is the most reliable, staying within 7°.
Where Hartland 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 Hartland Colony’s center.
- 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 Hartland Colony’s climate
What is the weather like in Hartland Colony?
A typical July afternoon reaches 84°, a January night drops to 3°. Colder January nights than all but 110 U.S. towns; cooler July afternoons than 62% of U.S. towns.
How cold does it get in Hartland Colony in winter?
January nights average 3°. In the coldest January of the last 30 years the month averaged −2°.
How hot does it get in Hartland Colony?
July, with a typical high of 84°. 90° days are rare.
What growing zone is Hartland Colony in?
Zone 3b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −31°.
What is the best time of year to visit Hartland 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 Hartland Colony getting warmer?
Yes: 1991–2020 averaged 1.6° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 66% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Hartland 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.