Hamilton weather in July

July in Hamilton: sweltering, rainy, with clean air — fine if you can take sticky heat.

Updated September 2026 · climate normals from ERA5 reanalysis

Hamilton🇧🇲 Bermuda · Bahamas & Bermuda · Island87
  1. 64Jan
  2. 71Feb
  3. 74Mar
  4. 82Apr
  5. 84May
  6. 83Jun
  7. 87Jul
  8. 85Aug
  9. 80Sep
  10. 76Oct
  11. 70Nov
  12. 69Dec

#1 of 12 months in Hamilton · #384 of 1413 destinations to visit in July · comfort 87/100 (tier A)

Days
30°C
Nights
25°C
Wet days
14
Sun
12.4 h
Humidity
81%
Daylight
14 h
Hamilton, Bermuda
Photo: R Danny A · CC BY-SA 4.0

Traveller notes on Hamilton in July

Bermuda's forum calls July genuinely hot and humid, low-to-high 70s°F air temperature that feels considerably warmer thanks to 80-90% humidity, with ocean water in the low 80s. Regulars are candid that weather forecasts here are notoriously unreliable — a shower or passing rain is possible most days even without all-day washouts, since the mid-Atlantic island sits exposed to random moisture off the sea.
Tripadvisor community · July · 1 month ago · Read more on Tripadvisor ↗

Other months in Hamilton

Regulars are specific that daytime temperatures typically run in the low-to-mid 70s Fahrenheit with cooler evenings in the mid-60s, and the first week of the month usually isn't real beach weather even if a warm afternoon can nudge into the low 70s. Our row backs that mild, genuinely wet and windy read, 22.4C over 17.4C nights feeling 15C, with a substantial 73.9mm of rain across 9.8 days and a real 33.6 kph wind. Regulars are consistent this remains pleasant enough for general touring, golf, tennis and walking rather than swimming, most visitors waiting for the water itself to warm up later in the season. The sea sits at a cool 20.9C, still too brisk for a comfortable swim for most. The record: humidity 75 percent, 10.8 hours of sun and AQI 49.
AprilNotBeachWeatherYetButPleasant · April · 1 month ago · Read more on Tripadvisor ↗
Regulars call this possibly the best month of the year here, with low-to-moderate humidity by the island's own standards and daytime temperatures in the comfortable low-to-high 70s to low 80s Fahrenheit range - though one thread specifically flags this as the month humidity starts climbing toward its May-through-August peak, hitting 80 percent in town. Our row backs the warm, increasingly humid read, 27.4C reading as a real 30C at 82 percent humidity, over 22.7C nights, with 123.1mm of rain across 14.2 days - regulars describe showers as typically brief and localized rather than washing out a full day. The sea sits at a swimmable 24.2C. The record: 11.5 hours of sun, a 26.1 kph wind and AQI 41.
PossiblyTheBestMonthOfTheYearHere · June · 1 month ago · Read more on Tripadvisor ↗
Bermuda-forum threads on October weather call it genuinely one of the best months of the year - daytime temperatures still comfortably in the high 70s to low 80s Fahrenheit, ocean water in the mid-to-high 70s and still good for swimming, without summer's peak crowds or prices. The catch regulars are upfront about: the chance of a longer rain stretch climbs compared to June or July, conditions less predictable this late in the season. Hurricane season technically runs through November, but posters are consistent that a direct hit is rare - Bermuda gets brushed by storms far more often than actually struck. Travel insurance still gets recommended as a low-cost precaution rather than a sign the risk is high. The record: 26.8C days feeling like 28C, 22.1C nights, a notably high 141mm across 13.5 days, a 25.9C sea, 75 percent humidity and wind averaging nearly 33 km/h.
HorseshoeBayOctoberRegular · October · 1 month ago · Read more on Tripadvisor ↗
May is the month Bermuda's swimming season opens, and the forum's figures move fast inside it: the water runs cooler in early May and reaches the high 70s Fahrenheit by the end, occasionally into the low 80s, with our row's monthly 21.7C sitting at the cool end of that arc. Air temperatures they give as low-to-mid 70s rising to the low 80s - our row says 24.8C over 20C. The real selling point is rain, or the lack of it: May has the fewest wet days of the Bermudian year and the showers that come are brief, which our row renders as 9.1 precipitation days carrying 96.9mm, brief and heavy rather than persistent. The record: feels-like 26C, humidity 80 percent, a 27.9 kph wind and 11.5 hours of sun.
TheSeasonOpensLate · May · 1 month ago · Read more on Tripadvisor ↗

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Hamilton climate normals — July

Daytime high30°C / 85°F🔥 sweltering
Nighttime low25°C / 76°F
Feels like (high)34°C / 93°F
Sea temperature27°C / 81°F😎 warm sea
Rainfall84 mm / 3.3 in🌧 rainy
Rainy days14 days
Humidity81%💦 very humid
Dew point23°C / 74°F
Sunshine12.4 h/day
Daylight14 h
Wind23 km/h / 14 mph
Air quality (US AQI)37🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Hamilton in July

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

BusyCup Match, school holidays in 3 of the markets that fill it(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Hamilton's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Best weatherHamilton's best weather comes in May, July and August — separate windows, not one continuous season.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Hamilton in July

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Season

    Sea warm enough to swim

    20 May – 10 Nov · usually

    The Gulf Stream keeps the water in far later than the latitude suggests, and October is still comfortable without a wetsuit. Between January and April it is genuinely cold.

  • Hazard

    Atlantic hurricane season

    1 Jun – 30 Nov

    The official season runs June to November and the activity is concentrated from mid-August to mid-October. Bermuda sits in the track and builds for it; the practical risk is a cancelled flight, not a ruined week. Source ↗

  • Holiday

    Cup Match

    30–31 JulNational holidayCrowdedClosuresBook early

    Two days of cricket between Somerset and St George's that double as Emancipation Day and Mary Prince Day. The island shuts, everyone camps or takes a boat out, and nothing else happens that week. Source ↗

What's on around the world in July →

Where is Hamilton?

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Hamilton in July — FAQ

Is July a good time to visit Hamilton?
July in Hamilton: sweltering, rainy, with clean air — fine if you can take sticky heat. It ranks #1 of 12 months for Hamilton on SeasonMap's comfort score (87/100).
What is the weather like in Hamilton in July?
In July, Hamilton averages a daily high of 29.6°C and a low of 24.7°C, with about 83.9 mm of rain over roughly 14.1 rainy days.
What is the air quality in Hamilton in July?
Hamilton has a mean US Air Quality Index of about 37 in July.