When I marked the sight tubes on my keggles, I weighed each gallon of water according to what it should weigh at whatever temp it was. It's really the most accurate way to do it.
Next: Tired Hands Style IPA
Fermenting: Egregious-ish, Barrel Fermented Dreg Lambic, Brett Trois Helles
Drinking: Tripel, Tired Hands Style IPA, Sterling Pale Ale, Carrot Blossom Cedar Aged Mead, RIS, Jalapeno RIS, Dusseldorf Altbier v5, Dopplebock v2, Cider, Rye Berliner Weisse, Sauerkraut Fermented Gose, Lambic, "Brett" Trois IPA, Brett Blonde, Kriek, Saison, Sour Blonde, RIS
Barrel aged: RIS, Rye Barleywine, Tripel, Wee-Heavy