Photo: Jared Winkler · CC BY-SA 4.0January in Pine Haven bites harder than in 93% of U.S. towns
Midsummer highs settle at about 87°. By precipitation alone, it ranks drier than 93% of U.S. towns. Decade by decade the climate has edged up, 1.6° above 1901–2000. Tender plants can go out after about May 22; in half of years the first frost comes by September 28.
A year in Pine Haven at a glance
Each month’s typical high and low, and what it brings.
What stands out about Pine Haven’s climate
Compared with towns across the U.S., with Pine Haven’s place in Wyoming beside it.
What a year in Pine Haven feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 127 frost-free days a year
In half of years the last 32° night comes by May 22 and the first by September 28. Frost and day counts come from NOAA’s station at Moorcroft 3s, WY, 11 miles from the town’s center, 100 ft higher.
The 2023 USDA map puts Pine Haven’s center in zone 4b: the coldest night of a typical winter, averaged over 1991–2020, reaches about −23°. 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 46 inches of snow a winter
Snow, measured at Upton, WY, falls mostly in January, February and December. Precipitation (rain plus melted snow) adds up to 16 inches a year; May is the wettest month and December the driest. Rain or snow falls on about 69 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in Pine Haven
94% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October 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 Moorcroft 3s, WY.
Living with Pine Haven’s climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
127 frost-free days in zone 4b. The last frost comes by May 22 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 28.
Months with highs of 62–84° and lows of 40° or more: June and September. 1.7 miles of trails are waiting.
Parks & trails →Of the yearly building losses FEMA expects in Pine Haven from natural hazards, river flooding is the largest share (43%); heat waves, cold waves, winter storms and ice storms together are 24%. Normals are averages; the hazards page covers the extremes.
Natural hazards →Pine Haven and similar climates
TownRatings has no climate map of the towns around Pine Haven yet.
Climates most like Pine Haven’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 |
|---|---|---|---|---|
| Pine Haven, WY | 10° | 87° | 16" | 46" |
| Gypsum, CO | 11° | 86° | 14" | 39" |
| Alliance, NE | 13° | 88° | 17" | 45" |
| Laurel, MT | 15° | 88° | 14" | 48" |
| Pierre, SD | 9° | 88° | 19" | 37" |
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 Pine Haven averaged 1.6° warmer than the 1900s. The biggest change is in January (+4.1°).
A bigger shift than in 63% 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 Pine Haven compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Pine Haven’s place among Wyoming’s.
Pine Haven weather by month
Highs, lows and precipitation from NOAA’s grid at Pine Haven’s center; snow, wet days and snow on the ground from Upton, WY. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 34° | 10° | 0.5" | 8.2" | 4 | 21 | 14° – 33° |
| February | 36° | 12° | 0.5" | 8.1" | 4 | 17 | 9° – 34° |
| March | 48° | 22° | 0.8" | 6.2" | 5 | 10 | 24° – 45° |
| April | 56° | 29° | 1.7" | 5.3" | 8 | 3 | 35° – 48° |
| May | 65° | 39° | 2.9" | 0.7" | 10 | 0 | 46° – 58° |
| June | 77° | 49° | 2.5" | 0.1" | 9 | 0 | 56° – 69° |
| July | 87° | 55° | 1.8" | 0.0" | 7 | 0 | 63° – 77° |
| August | 85° | 53° | 1.4" | 0.0" | 5 | 0 | 63° – 75° |
| September | 74° | 43° | 1.1" | 0.1" | 4 | 0 | 52° – 64° |
| October | 59° | 31° | 1.4" | 3.1" | 5 | 1 | 36° – 51° |
| November | 44° | 20° | 0.6" | 6.3" | 3 | 8 | 20° – 42° |
| December | 35° | 11° | 0.4" | 8.3" | 4 | 18 | 12° – 29° |
| Year | 58° | 31° | 15.5" | 46.4" | 69 | 77 |
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 9° to 34°. August is the most reliable, staying within 12°.
Where Pine Haven’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 Pine Haven’s center.
- Snow: Upton, WY.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Moorcroft 3s, WY, 11 miles from the town’s center, 100 ft higher; 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 Pine Haven’s climate
What is the weather like in Pine Haven?
A typical July afternoon reaches 87°, a January night drops to 10°, and about 46 inches of snow falls in a normal winter. Colder January nights than 93% of U.S. towns; hotter July afternoons than 60% of U.S. towns.
How cold does it get in Pine Haven in winter?
January nights average 10°. About 196 nights a year reach 32° or below and 21 reach 0° or below. In the coldest January of the last 30 years the month averaged 14°.
How much snow does Pine Haven get?
About 46 inches in a normal winter at Upton, WY, most of it in January, February and December, with snow on the ground about 77 days a year.
How hot does it get in Pine Haven?
July, with a typical high of 87° and a low of 55°. About 30 days a year reach 90° and 2 reach 100° (Moorcroft 3s, WY).
When is the first and last frost in Pine Haven?
In half of years the last spring frost (32°) comes by May 22 and the first fall frost by September 28, about 127 frost-free days, at Moorcroft 3s, WY.
What growing zone is Pine Haven in?
Zone 4b on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −23°.
What is the best time of year to visit Pine Haven?
By one simple rule (highs of 62–84° and lows of 40° or more), June and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is Pine Haven getting warmer?
Yes: 1991–2020 averaged 1.6° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 63% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in Pine Haven.
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.