The best times to visit Hamilton for ideal weather are
May 21st to September 23rd
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Hamilton Travel Guide
Other Hamilton Travel Info
Weather in Hamilton
Temperature
Average temperatures in Hamilton vary greatly. Considering humidity, temperatures feel cold for most of the year with a very low chance of rain or snow throughout the year. The area is somewhat temperate — in the 48th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Hamilton, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally late July where highs are regularly around 66.3°F (19.1°C) with temperatures rarely dropping below 53.7°F (12.1°C) at night.
Hamilton Temperatures (Fahrenheit)
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Hamilton Temperatures (Celsius)
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“Feels-Like” Temperatures
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
Hamilton Perceived Temperature (F)
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Hamilton Perceived Temperature (C)
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Average Hamilton Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
Show Fahrenheit
| Month | Avg. High (°F) | Avg. Mean (°F) | Avg. Low (°F) |
|---|---|---|---|
| Jan | 42.8 | 39.8 | 36.4 |
| Feb | 44.1 | 39.9 | 35.2 |
| Mar | 44.9 | 40.5 | 35.2 |
| Apr | 51.9 | 46.7 | 39.4 |
| May | 57.6 | 52.5 | 45.4 |
| Jun | 59.6 | 55.2 | 49.6 |
| Jul | 62.2 | 57.9 | 52.3 |
| Aug | 60.2 | 55.9 | 50.1 |
| Sep | 56.2 | 52 | 45.7 |
| Oct | 53.8 | 49.3 | 43.6 |
| Nov | 46.6 | 42.9 | 38.7 |
| Dec | 41.2 | 38 | 34.2 |
Show Celsius
| Month | Avg. High (°C) | Avg. Mean (°C) | Avg. Low (°C) |
|---|---|---|---|
| Jan | 6 | 4.3 | 2.4 |
| Feb | 6.7 | 4.4 | 1.8 |
| Mar | 7.2 | 4.7 | 1.8 |
| Apr | 11.1 | 8.2 | 4.1 |
| May | 14.2 | 11.4 | 7.4 |
| Jun | 15.3 | 12.9 | 9.8 |
| Jul | 16.8 | 14.4 | 11.3 |
| Aug | 15.7 | 13.3 | 10.1 |
| Sep | 13.4 | 11.1 | 7.6 |
| Oct | 12.1 | 9.6 | 6.4 |
| Nov | 8.1 | 6.1 | 3.7 |
| Dec | 5.1 | 3.3 | 1.2 |
Humidity and Wind
Hamilton has some extremely humid months, and above average humidity throughout the year. The least humid month is May (65.4% relative humidity), and the most humid month is January (85%).
Wind in Hamilton is usually moderate. The windiest month is January, followed by March and February. January’s average wind speed of around 11.1 knots (12.7 MPH or 20.5 KPH) is considered “a moderate breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early March where average top sustained speeds reach 19.9 knots, which is considered a fresh breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Hamilton.
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Wind
The graph below shows wind speed (max and average) in knots.
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Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
| Month | Avg. Wind | Avg. Wind Feel | Sustained High Wind | High Wind Feel |
| Jan | 11.1 | Significant breeze | 16.9 | Significant breeze |
| Feb | 9 | Gentle breeze | 13.5 | Significant breeze |
| Mar | 10.2 | Gentle breeze | 15.9 | Significant breeze |
| Apr | 7.8 | Gentle breeze | 12.5 | Significant breeze |
| May | 8 | Gentle breeze | 12.3 | Significant breeze |
| Jun | 8 | Gentle breeze | 12.3 | Significant breeze |
| Jul | 8 | Gentle breeze | 12.7 | Significant breeze |
| Aug | 7.5 | Gentle breeze | 11.6 | Significant breeze |
| Sep | 8 | Gentle breeze | 12.6 | Significant breeze |
| Oct | 8.3 | Gentle breeze | 13.2 | Significant breeze |
| Nov | 7.7 | Gentle breeze | 13.2 | Significant breeze |
| Dec | 9 | Gentle breeze | 14.6 | Significant breeze |
Show Relative Humidity by Month
| Month | Avg. Relative Humidity |
|---|---|
| Jan | 85% |
| Feb | 78% |
| Mar | 76.4% |
| Apr | 71.2% |
| May | 65.4% |
| Jun | 71.6% |
| Jul | 75.4% |
| Aug | 78.3% |
| Sep | 80.2% |
| Oct | 82.4% |
| Nov | 84.4% |
| Dec | 84.6% |
Is it Safe to Travel to Hamilton?
Our best data indicates this area is somewhat safe. As of Dec 04, 2023 there are travel warnings for the United Kingdom; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Nov 27, 2023.
The Busiest and Least Crowded Months
The busiest month for tourism in Hamilton, the United Kingdom is July, followed by January and September. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Hamilton in December. Those willing to visit at these times will likely find it the least expensive month.
Estimated Tourism by Month
Most Popular Months to Visit
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Overall Hamilton Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderately cold. Highs range from 61.2°F (16.2°C) and 43.1°F (6.2°C) with warmer temperatures in the later months. Spring is the slowest for tourism, which makes it a good time for those looking for deals.
Summer (June through August)
The middle-year months have comfortably cool weather with high temperatures that are brisk. June – August is the busiest season for tourism in Hamilton, so lodging and other accommodations may cost more than usual.
Fall (September through November)
Fall daily highs range from 59.5°F (15.3°C) and 42.7°F (5.9°C), which will feel chilly given the humidity and wind. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.
Winter (December through February)
Weather is too cold this time of year in Hamilton to be enjoyable for warm weather travelers. The average high during this season is between 46.1°F (7.8°C) and 33.6°F (0.9°C). These times of year are the second busiest with tourists.
Best Times to Travel› the United Kingdom › Hamilton, the United Kingdom
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