Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
October's arrival in Hamilton, Montana, brings a noticeable temperature shift, dropping from an enjoyable 66.2°F (19°C) in September to a fresh 50°F (10°C). Hamilton's average low-temperature for the month of October records at a subzero cold 30.4°F (-0.9°C).Humidity
The average relative humidity in October is 69%.Rainfall
In Hamilton, in October, it is raining for 14.5 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, in Hamilton, Montana, there are 163.6 rainfall days, and 20.83" (529mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. In Hamilton, during October, snow falls for 3.5 days and regularly aggregates up to 1.54" (39mm) of snow. In Hamilton, during the entire year, snow falls for 101.1 days and aggregates up to 59.17" (1503mm) of snow.Daylight
The average length of the day in October is 10h and 53min.On the first day of the month, sunrise is at 7:36 am and sunset at 7:15 pm. On the last day of October, in Hamilton, sunrise is at 8:17 am and sunset at 6:22 pm MDT.
Sunshine
In Hamilton, Montana, the average sunshine in October is 7.3h.UV index
In Hamilton, Montana, the average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: In October, a daily maximum UV index of 2 leads to the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
What are the temperatures in Hamilton in October?
What is the average humidity in October in Hamilton?
How much does it rain in Hamilton in October?
How much does it snow in Hamilton in October?
What is the average length of the day in October in Hamilton?
When are sunrise and sunset in October in Hamilton?
How long on average sun shines in October in Hamilton?
How high is the UV index in October in Hamilton?
Average temperature in October
Hamilton, MT
- Average high temperature in October: 50°F
The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is December (26.8°F).
- Average low temperature in October: 30.4°F
The month with the highest average low temperature is August (46.9°F).
The coldest month (with the lowest average low temperature) is December (14°F).
Average pressure in October
Hamilton, MT
- Average pressure in October: 30.06"Hg
The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in October
Hamilton, MT
- Average wind speed in October: 4.8mph
The windiest month (with the highest average wind speed) is January (5.3mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).
Average humidity in October
Hamilton, MT
- Average humidity in October: 69%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (50%).
Average rainfall in October
Hamilton, MT
- Average rainfall in October: 1.46"
The wettest months (with the highest rainfall) are February and April (2.36").
The driest month (with the least rainfall) is August (0.75").
Average rainfall days in October
Hamilton, MT
- Average rainfall days in October: 14.5 days
The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is July (8 days).
Average snowfall in October
Hamilton, MT
- Average snowfall in October: 1.54"
The month with the highest snowfall is February (13.03").
The months with the least snowfall are June, July and August (0").
Average snowfall days in October
Hamilton, MT
- Average snowfall days in October: 3.5 days
The month with the highest number of snowfall days is February (19.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Hamilton, MT
- Average daylight in October: 10h and 5min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in October: 7h and 2min
The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days in October
Hamilton, MT
- Average sunshine days in October: 13.1 days
The month with the most sunshine days is July (18.9 days).
The month with the least sunshine days is February (5.6 days).
Average UV index in October
Hamilton, MT
- Average UV index in October: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in October
Hamilton, MT
- Average cloud cover in October: 31
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in October
Hamilton, MT
- Average visibility in October: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).
Hamilton, Montana, USA
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