Climate snapshot for alpacas
Main challenges
- Hard winters — average lows under 15 °F in Dec–Feb
Advantages
- Summers rarely reach heat-stress levels for alpacas
- Short or no barber pole worm transmission season
- Low meningeal worm risk
Overall rating: 87/100 — Excellent on our alpaca climate comfort score. Climate type: Warm-summer humid continental (Köppen Dfb).
Month-by-month climate
| Month | High | Low | Precip. | Heat-stress index | Notes |
|---|---|---|---|---|---|
| Jan | 34°F | 8°F | 0.9 in | 107 · ok | frost |
| Feb | 36°F | 9°F | 1.0 in | 104 · ok | frost |
| Mar | 43°F | 16°F | 1.5 in | 113 · ok | frost |
| Apr | 48°F | 22°F | 1.9 in | 106 · ok | frost |
| May | 58°F | 31°F | 1.9 in | 111 · ok | frost |
| Jun | 69°F | 39°F | 1.2 in | 113 · ok | grass |
| Jul | 74°F | 44°F | 2.4 in | 122 · ok | worms, grass |
| Aug | 71°F | 42°F | 2.3 in | 125 · ok | worms, grass |
| Sep | 65°F | 36°F | 1.5 in | 118 · ok | grass |
| Oct | 54°F | 26°F | 1.2 in | 105 · ok | frost |
| Nov | 42°F | 17°F | 0.9 in | 111 · ok | frost |
| Dec | 34°F | 8°F | 0.9 in | 101 · ok | frost |
Heat-stress index = average high (°F) + mean humidity (%). “Worms” marks months that suit barber pole worm transmission; “grass” marks the grazing season; “frost” marks months with average lows below freezing. Source: NOAA nClimDiv 1991–2020 county normals.
Alpaca care calendar for Park County, Colorado
January 34° / 8°F
- Hard cold: extra hay at night, heated water, windbreaks and coats for crias or seniors; check ears for frostbite.
- Vitamin D for crias and juveniles (ask your vet about product and dose).
- Toenail check and trim.
February 36° / 9°F
- Hard cold: extra hay at night, heated water, windbreaks and coats for crias or seniors; check ears for frostbite.
- Vitamin D for crias and juveniles (ask your vet about product and dose).
March 43° / 16°F
- Freezing nights: keep water open and feed extra hay during cold snaps.
- Toenail check and trim.
April 48° / 22°F
- Book your shearer now — spring calendars fill up fast.
- Freezing nights: keep water open and feed extra hay during cold snaps.
May 58° / 31°F
- CDT boosters for females due next month; prepare a clean birthing paddock and birthing kit.
- Freezing nights: keep water open and feed extra hay during cold snaps.
- Toenail check and trim.
June 69° / 39°F
- Shearing month: shear the whole herd, and trim toenails, check teeth and body condition while animals are restrained.
- Run pre-season fecal egg counts so you know each animal's baseline.
- Cria season: check due dates daily, ensure crias nurse within 4 hours, dip navels and weigh crias daily for two weeks.
- Spring grass: switch from hay to pasture gradually over 1–2 weeks and monitor body condition.
July 74° / 44°F
- Barber pole worm season: fecal egg counts every 4–6 weeks, check eyelid color, pick up dung piles twice a week.
- Cria season: check due dates daily, ensure crias nurse within 4 hours, dip navels and weigh crias daily for two weeks.
- Breeding window for next year's crias (rebreed females 2–4 weeks after birthing).
- Toenail check and trim.
August 71° / 42°F
- Barber pole worm season: fecal egg counts every 4–6 weeks, check eyelid color, pick up dung piles twice a week.
- Cria season: check due dates daily, ensure crias nurse within 4 hours, dip navels and weigh crias daily for two weeks.
- Breeding window for next year's crias (rebreed females 2–4 weeks after birthing).
September 65° / 36°F
- Breeding window for next year's crias (rebreed females 2–4 weeks after birthing).
- Secure winter hay: about 18 small square bales per alpaca per year here — test a sample before buying.
- Winter prep: install water heaters, repair shelters and windbreaks, stock bedding.
- Toenail check and trim.
October 54° / 26°F
- Freezing nights: keep water open and feed extra hay during cold snaps.
November 42° / 17°F
- Freezing nights: keep water open and feed extra hay during cold snaps.
- Vitamin D for crias and juveniles (ask your vet about product and dose).
- Toenail check and trim.
December 34° / 8°F
- Hard cold: extra hay at night, heated water, windbreaks and coats for crias or seniors; check ears for frostbite.
- Vitamin D for crias and juveniles (ask your vet about product and dose).
Key recommendations
- Shearing: June.
- Best months for crias to be born: Jun–Aug (breed in Jul–Sep).
- Heat precautions: rarely needed — still provide shade and water.
- Barber pole worm season: Jul–Aug — run fecal egg counts every 4–6 weeks in these months.
- Freezing nights: Oct–May — keep water from freezing.
- Vitamin D for crias: Nov–Feb.
- Grazing season: Jun–Sep (about 4 months); feed hay the rest of the year.
- Meningeal worm: Meningeal worm is uncommon this far west but cases occur near the edge of its range.
- Selenium: Most forage here supplies adequate selenium, and some western areas have high-selenium plants — avoid stacking selenium supplements.
Tools: heat-stress calculator · winter hay calculator · due-date calculator · parasite control guide.
Alpaca farms & shops nearby
Places mapped on OpenStreetMap with “alpaca” in their name, within about 80 km (50 miles). Contact them before visiting — opening times change.
| Name | Type | Distance | Website |
|---|---|---|---|
| Hallmark Ranch Alpacas · Salida | farm | 42 mi | Visit |
Data © OpenStreetMap contributors. Know a farm that's missing? Add it to OpenStreetMap and it will appear here in the next update.
Frequently asked questions
Can you raise alpacas in Park County, Colorado?
When should alpacas be shorn in Park County, Colorado?
What is the best time for crias to be born in Park County, Colorado?
How much hay does an alpaca need per year in Park County, Colorado?
Nearby counties
Coordinates 39.119, -105.718 · land area 2,194 sq mi. Long-term averages, not forecasts. See methodology and data sources. Back to Colorado.