Kalispell weather live forecast

Today's maximum temperature in Kalispell is expected to be 29°C. Select a day from the live weather forecast for Kalispell, Montana, USA for more weather parameters.

Tuesday
1st Sep
29

12

7

6
Wednesday
2nd Sep
20

11

4

2
Thursday
3rd Sep
17

9

1

4
Friday
4th Sep
19

7

6

4
Saturday
5th Sep
22

9

4

5

5-day weather forecast updated at 04:01 on Tuesday 1st September 2026 GMT

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The 5-day weather forecast for Montana (Kalispell) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Kalispell weather forecast by day

Below are the detailed weather forecasts for Kalispell for the next 5 days.

Kalispell weather for Tuesday 1st September 2026

Expect broken clouds in Kalispell, Montana with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north-west.

29
°C maximum temperature
12
°C minimum temperature
broken clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
7
kph wind from NW

Kalispell weather for Wednesday 2nd September 2026

Expect isolated thunderstorms in Kalispell, Montana with a maximum temperature of 20°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 81% chance of some rain and a gentle breeze of 14 kph from the south-west.

20
°C maximum temperature
11
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
2
UV index (Low)
81
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
14
kph wind from SW

Kalispell weather for Thursday 3rd September 2026

Expect mostly cloudy with light rain in Kalispell, Montana with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 73% chance of some rain and a gentle breeze of 14 kph from the south-west.

17
°C maximum temperature
9
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
4
UV index (Moderate)
73
% chance of some rain
<10
mm of rainfall expected
17
°C wind chill
14
kph wind from SW

Kalispell weather for Friday 4th September 2026

Expect broken clouds in Kalispell, Montana with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south.

19
°C maximum temperature
7
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
19
°C wind chill
8
kph wind from S

Kalispell weather for Saturday 5th September 2026

Expect mostly cloudy with light rain in Kalispell, Montana with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a light breeze of 7 kph from the north.