Kalispell, United States experiences average highs of 13°C (55°F) and lows of 3°C (37°F) throughout the year. Rainfall is moderate, averaging about 12 rainy days per month. Sunshine is abundant, averaging about 9 hours per day. Average highs have stayed broadly stable across the available records.
Kalispell, United States Weather & Climate 2026
Monthly climate averages for Kalispell, United States. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Oct 
Wetter season: Feb–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4.8/10
Best: June, July, August, September
UV Index
4
Low
Temperature 13°C / 3°C
Feels Like 11°C / 1°C
Rainy Days 12
Rainfall 60 mm
Sunshine 9 h
Humidity 69%
Wind Speed 10 km/h
Dew Point 2°C
Snow Days 13 days
Frost Days 17 days
Hottest Month
29°C
July
Avg Low14°C
Rain4days
Coldest Month
-8°C
February
Avg High0°C
Rain14days
Driest Month
4days
July
Avg High29°C
Avg Low14°C
Windiest Month
12 km/h
April (Gusts 42)
Worst Time to Visit
Consider avoiding January, February, November, December due to very cold temperatures, frequent rain.
Sun Position
Sunrise 05:38
Daylight 16.1h
Sunset 21:41
Live conditions—
Kalispell on the map · live conditions
Kalispell, United States
- Continent
- Americas
- Country
- United States
- City
- Kalispell
- Population
- 22.1K
- Elevation
- 901 m
- Coordinates
- 48.20°, -114.31°
Seasonal Breakdown
Spring
Mar–May
Avg High 12°C
Avg Low 1°C
Rain 14 days/mo
Summer
Jun–Aug
Avg High 27°C
Avg Low 13°C
Rain 7 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 13°C
Avg Low 4°C
Rain 11 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 0°C
Avg Low -7°C
Rain 14 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 0°C / -7°C . Feb: 0°C / -8°C . Mar: 6°C / -3°C . Apr: 12°C / 1°C . May: 19°C / 6°C . Jun: 23°C / 10°C . Jul: 29°C / 14°C . Aug: 28°C / 15°C . Sep: 22°C / 10°C . Oct: 13°C / 3°C . Nov: 5°C / -1°C . Dec: 0°C / -4°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 55 mm. Feb: 70 mm. Mar: 61 mm. Apr: 69 mm. May: 74 mm. Jun: 65 mm. Jul: 23 mm. Aug: 36 mm. Sep: 39 mm. Oct: 73 mm. Nov: 76 mm. Dec: 81 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 82%. Feb: 76%. Mar: 71%. Apr: 67%. May: 65%. Jun: 62%. Jul: 51%. Aug: 53%. Sep: 62%. Oct: 73%. Nov: 81%. Dec: 81%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 8 km/h . Feb: 10 km/h . Mar: 11 km/h . Apr: 12 km/h . May: 12 km/h . Jun: 12 km/h . Jul: 11 km/h . Aug: 11 km/h . Sep: 11 km/h . Oct: 10 km/h . Nov: 9 km/h . Dec: 9 km/h .
Sunshine
Sunshine
Sunshine: Jan: 5h. Feb: 6h. Mar: 9h. Apr: 10h. May: 12h. Jun: 13h. Jul: 14h. Aug: 12h. Sep: 10h. Oct: 8h. Nov: 5h. Dec: 4h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 4. Apr: UV 5. May: UV 7. Jun: UV 7. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 3. Nov: UV 2. Dec: UV 1.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 18 days. Feb: 19 days. Mar: 14 days. Apr: 9 days. May: 2 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 5 days. Nov: 13 days. Dec: 20 days.
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jul 2025 · 28°C | Jul · 29°C |
| Coldest month | Feb 2025 · -11°C | Feb · -8°C |
| Wettest month | Dec 2025 · 169 mm | Dec · 81 mm |
| Windiest month | Apr 2025 · 12 km/h | Apr · 12 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Poor May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 0°C / -7°C | -4°C / -11°C | 13days (55 mm) Wet | 4.8h Fair | 82% Humid | 1.9 Low | Poor | View Details |
| February | 0°C / -8°C | -4°C / -12°C | 14days (70 mm) Wet | 6h Fair | 76% Humid | 2.9 Moderate | Poor | View Details |
| March | 6°C / -3°C | 3°C / -6°C | 14days (61 mm) Wet | 8.8h Good | 71% Muggy | 4.1 Moderate | Poor | View Details |
| April | 12°C / 1°C | 9°C / -2°C | 14days (69 mm) Wet | 10.4h Excellent | 67% Muggy | 5.4 High | Poor | View Details |
| May | 19°C / 6°C | 17°C / 4°C | 13days (74 mm) Wet | 11.7h Excellent | 65% Muggy | 6.5 High | Good | View Details |
| June best | 23°C / 10°C | 22°C / 9°C | 12days (65 mm) Wet | 12.8h Excellent | 62% Muggy | 7 High | Excellent | View Details |
| July best | 29°C / 14°C | 28°C / 14°C | 4days (23 mm) Good | 13.9h Excellent | 51% Moderate | 7.2 Very High | Excellent | View Details |
| August best | 28°C / 15°C | 27°C / 14°C | 5days (36 mm) Good | 12h Excellent | 53% Moderate | 6.4 High | Excellent | View Details |
| September best | 22°C / 10°C | 21°C / 9°C | 7days (39 mm) Good | 10.2h Excellent | 62% Muggy | 5 Moderate | Excellent | View Details |
| October | 13°C / 3°C | 10°C / 1°C | 12days (73 mm) Wet | 7.7h Good | 73% Muggy | 3.4 Moderate | Fair | View Details |
| November | 5°C / -1°C | 2°C / -4°C | 15days (76 mm) Wet | 5.2h Fair | 81% Humid | 1.8 Low | Poor | View Details |
| December | 0°C / -4°C | -3°C / -8°C | 16days (81 mm) Wet | 3.9h Poor | 81% Humid | 1.4 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Kalispell are June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Kalispell, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Kalispell is July, with average daytime highs of 29°C (84°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Kalispell is February, with average overnight lows of -8°C (17°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Kalispell is December, averaging 81mm of precipitation across 16 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Kalispell runs through December, November, February, March, with the heaviest rainfall in December. Based on 10-year averages for Kalispell.
Kalispell receives approximately 107 sunshine hours per year. The sunniest month is July with around 14 hours. Based on climate data for Kalispell.
The least favorable months to visit Kalispell are January, February, November, December, primarily due to very cold temperatures, frequent rain. For the best conditions, consider June, July, August, September instead.
The annual average UV index in Kalispell is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Kalispell is 69%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Kalispell receives snow. Months with snowfall average 13 snow days and 24 cm (9 in) of accumulation, with about 17 frost days during winter.
Average wind speeds in Kalispell are 10 km/h (6 mph). The windiest month is April with peak winds reaching 12 km/h (8 mph) (gusts up to 42 km/h / 26 mph).
Kalispell averages 5 clear-sky days per month with overall cloud cover around 60%. The clearest skies occur in July.
The annual average dew point in Kalispell is 2°C (36°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Kalispell has a Warm-Summer Continental (dry) climate, classified as Dsb under the Köppen system. Continental climates experience extreme temperature ranges — hot summers and cold, snowy winters.
The 'feels like' temperature in Kalispell ranges from 1°C (34°F) to 11°C (52°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, June is a great time to visit Kalispell. It earns a climate score of 8/10 with Excellent.
For June in Kalispell, pack Warm evening layer, Umbrella, Waterproof jacket, Sunscreen (SPF 30+), Sunglasses. With average highs of 23°C (73°F) and 12 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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